/claws-mail-3.8.1/src/common/utils.c
C | 5297 lines | 4253 code | 744 blank | 300 comment | 1185 complexity | 4c6f146a0494bef88f6a540a9ee331dd MD5 | raw file
Possible License(s): GPL-3.0
- /*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2012 Hiroyuki Yamamoto & The Claws Mail Team
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
- #ifdef HAVE_CONFIG_H
- # include "config.h"
- #endif
- #include "defs.h"
- #include <glib.h>
- #include <glib/gi18n.h>
- #ifdef USE_PTHREAD
- #include <pthread.h>
- #endif
- #include <stdio.h>
- #include <string.h>
- #include <ctype.h>
- #include <errno.h>
- #include <sys/param.h>
- #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
- # include <wchar.h>
- # include <wctype.h>
- #endif
- #include <stdlib.h>
- #include <sys/stat.h>
- #include <unistd.h>
- #include <stdarg.h>
- #include <sys/types.h>
- #if HAVE_SYS_WAIT_H
- # include <sys/wait.h>
- #endif
- #include <dirent.h>
- #include <time.h>
- #include <regex.h>
- #ifdef G_OS_UNIX
- #include <sys/utsname.h>
- #endif
- #include <fcntl.h>
- #ifdef G_OS_WIN32
- # include <direct.h>
- # include <io.h>
- # include <w32lib.h>
- #endif
- #ifdef MAEMO
- #include <libosso.h>
- #ifdef CHINOOK
- # include <tablet-browser-interface.h>
- #else
- # include <osso-browser-interface.h>
- #endif
- #endif
- #include "utils.h"
- #include "socket.h"
- #include "../codeconv.h"
- #define BUFFSIZE 8192
- static gboolean debug_mode = FALSE;
- #ifdef G_OS_WIN32
- static GSList *tempfiles=NULL;
- #endif
- /* Return true if we are running as root. This function should beused
- instead of getuid () == 0. */
- gboolean superuser_p (void)
- {
- #ifdef G_OS_WIN32
- return w32_is_administrator ();
- #else
- return !getuid();
- #endif
- }
- #if !GLIB_CHECK_VERSION(2, 7, 0) && !defined(G_OS_UNIX)
- gint g_chdir(const gchar *path)
- {
- #ifdef G_OS_WIN32
- if (G_WIN32_HAVE_WIDECHAR_API()) {
- wchar_t *wpath;
- gint retval;
- gint save_errno;
- wpath = g_utf8_to_utf16(path, -1, NULL, NULL, NULL);
- if (wpath == NULL) {
- errno = EINVAL;
- return -1;
- }
- retval = _wchdir(wpath);
- save_errno = errno;
- g_free(wpath);
- errno = save_errno;
- return retval;
- } else {
- gchar *cp_path;
- gint retval;
- gint save_errno;
- cp_path = g_locale_from_utf8(path, -1, NULL, NULL, NULL);
- if (cp_path == NULL) {
- errno = EINVAL;
- return -1;
- }
- retval = chdir(cp_path);
- save_errno = errno;
- g_free(cp_path);
- errno = save_errno;
- return retval;
- }
- #else
- return chdir(path);
- #endif
- }
- gint g_chmod(const gchar *path, gint mode)
- {
- #ifdef G_OS_WIN32
- if (G_WIN32_HAVE_WIDECHAR_API()) {
- wchar_t *wpath;
- gint retval;
- gint save_errno;
- wpath = g_utf8_to_utf16(path, -1, NULL, NULL, NULL);
- if (wpath == NULL) {
- errno = EINVAL;
- return -1;
- }
- retval = _wchmod(wpath, mode);
- save_errno = errno;
- g_free(wpath);
- errno = save_errno;
- return retval;
- } else {
- gchar *cp_path;
- gint retval;
- gint save_errno;
- cp_path = g_locale_from_utf8(path, -1, NULL, NULL, NULL);
- if (cp_path == NULL) {
- errno = EINVAL;
- return -1;
- }
- retval = chmod(cp_path, mode);
- save_errno = errno;
- g_free(cp_path);
- errno = save_errno;
- return retval;
- }
- #else
- return chmod(path, mode);
- #endif
- }
- FILE* g_fopen(const gchar *filename, const gchar *mode)
- {
- #ifdef G_OS_WIN32
- char *name = g_win32_locale_filename_from_utf8(filename);
- FILE* fp = fopen(name, mode);
- g_free(name);
- return fp;
- #else
- return fopen(filename, mode);
- #endif
- }
- int g_open(const gchar *filename, int flags, int mode)
- {
- #ifdef G_OS_WIN32
- char *name = g_win32_locale_filename_from_utf8(filename);
- int fd = open(name, flags, mode);
- g_free(name);
- return fp;
- #else
- return open(filename, flags, mode);
- #endif
- }
- #endif /* GLIB_CHECK_VERSION && G_OS_UNIX */
- #ifdef G_OS_WIN32
- gint mkstemp_name(gchar *template, gchar **name_used)
- {
- static gulong count=0; /* W32-_mktemp only supports up to 27
- tempfiles... */
- int tmpfd;
- *name_used = g_strdup_printf("%s.%ld",_mktemp(template),count++);
- tmpfd = g_open (*name_used, (O_CREAT | O_RDWR | O_BINARY),
- (S_IRUSR | S_IWUSR));
- tempfiles=g_slist_append(tempfiles, g_strdup(*name_used));
- if (tmpfd<0) {
- perror(g_strdup_printf("cant create %s",*name_used));
- return -1;
- }
- else
- return tmpfd;
- }
- #endif /* G_OS_WIN32 */
- #ifdef G_OS_WIN32
- gint mkstemp(gchar *template)
- {
- gchar *dummyname;
- gint res = mkstemp_name(template, &dummyname);
- g_free(dummyname);
- return res;
- }
- #endif /* G_OS_WIN32 */
- void list_free_strings(GList *list)
- {
- list = g_list_first(list);
- while (list != NULL) {
- g_free(list->data);
- list = list->next;
- }
- }
- void slist_free_strings(GSList *list)
- {
- while (list != NULL) {
- g_free(list->data);
- list = list->next;
- }
- }
- static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
- {
- g_free(key);
- }
- void hash_free_strings(GHashTable *table)
- {
- g_hash_table_foreach(table, hash_free_strings_func, NULL);
- }
- gint str_case_equal(gconstpointer v, gconstpointer v2)
- {
- return g_ascii_strcasecmp((const gchar *)v, (const gchar *)v2) == 0;
- }
- guint str_case_hash(gconstpointer key)
- {
- const gchar *p = key;
- guint h = *p;
- if (h) {
- h = g_ascii_tolower(h);
- for (p += 1; *p != '\0'; p++)
- h = (h << 5) - h + g_ascii_tolower(*p);
- }
- return h;
- }
- void ptr_array_free_strings(GPtrArray *array)
- {
- gint i;
- gchar *str;
- cm_return_if_fail(array != NULL);
- for (i = 0; i < array->len; i++) {
- str = g_ptr_array_index(array, i);
- g_free(str);
- }
- }
- gint to_number(const gchar *nstr)
- {
- register const gchar *p;
- if (*nstr == '\0') return -1;
- for (p = nstr; *p != '\0'; p++)
- if (!g_ascii_isdigit(*p)) return -1;
- return atoi(nstr);
- }
- /* convert integer into string,
- nstr must be not lower than 11 characters length */
- gchar *itos_buf(gchar *nstr, gint n)
- {
- g_snprintf(nstr, 11, "%d", n);
- return nstr;
- }
- /* convert integer into string */
- gchar *itos(gint n)
- {
- static gchar nstr[11];
- return itos_buf(nstr, n);
- }
- #define divide(num,divisor,i,d) \
- { \
- i = num >> divisor; \
- d = num & ((1<<divisor)-1); \
- d = (d*100) >> divisor; \
- }
- /*!
- * \brief Convert a given size in bytes in a human-readable string
- *
- * \param size The size expressed in bytes to convert in string
- * \return The string that respresents the size in an human-readable way
- */
- gchar *to_human_readable(goffset size)
- {
- static gchar str[14];
- static gchar *b_format = NULL, *kb_format = NULL,
- *mb_format = NULL, *gb_format = NULL;
- register int t = 0, r = 0;
- if (b_format == NULL) {
- b_format = _("%dB");
- kb_format = _("%d.%02dKB");
- mb_format = _("%d.%02dMB");
- gb_format = _("%.2fGB");
- }
-
- if (size < (goffset)1024) {
- g_snprintf(str, sizeof(str), b_format, (gint)size);
- return str;
- } else if (size >> 10 < (goffset)1024) {
- divide(size, 10, t, r);
- g_snprintf(str, sizeof(str), kb_format, t, r);
- return str;
- } else if (size >> 20 < (goffset)1024) {
- divide(size, 20, t, r);
- g_snprintf(str, sizeof(str), mb_format, t, r);
- return str;
- } else {
- g_snprintf(str, sizeof(str), gb_format, (gfloat)(size >> 30));
- return str;
- }
- }
- /* strcmp with NULL-checking */
- gint strcmp2(const gchar *s1, const gchar *s2)
- {
- if (s1 == NULL || s2 == NULL)
- return -1;
- else
- return strcmp(s1, s2);
- }
- /* strstr with NULL-checking */
- gchar *strstr2(const gchar *s1, const gchar *s2)
- {
- if (s1 == NULL || s2 == NULL)
- return NULL;
- else
- return strstr(s1, s2);
- }
- /* compare paths */
- gint path_cmp(const gchar *s1, const gchar *s2)
- {
- gint len1, len2;
- int rc;
- #ifdef G_OS_WIN32
- gchar *s1buf, *s2buf;
- #endif
- if (s1 == NULL || s2 == NULL) return -1;
- if (*s1 == '\0' || *s2 == '\0') return -1;
- #ifdef G_OS_WIN32
- s1buf = g_strdup (s1);
- s2buf = g_strdup (s2);
- subst_char (s1buf, '/', G_DIR_SEPARATOR);
- subst_char (s2buf, '/', G_DIR_SEPARATOR);
- s1 = s1buf;
- s2 = s2buf;
- #endif /* !G_OS_WIN32 */
- len1 = strlen(s1);
- len2 = strlen(s2);
- if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
- if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
- rc = strncmp(s1, s2, MAX(len1, len2));
- #ifdef G_OS_WIN32
- g_free (s1buf);
- g_free (s2buf);
- #endif /* !G_OS_WIN32 */
- return rc;
- }
- /* remove trailing return code */
- gchar *strretchomp(gchar *str)
- {
- register gchar *s;
- if (!*str) return str;
- for (s = str + strlen(str) - 1;
- s >= str && (*s == '\n' || *s == '\r');
- s--)
- *s = '\0';
- return str;
- }
- /* remove trailing character */
- gchar *strtailchomp(gchar *str, gchar tail_char)
- {
- register gchar *s;
- if (!*str) return str;
- if (tail_char == '\0') return str;
- for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
- *s = '\0';
- return str;
- }
- /* remove CR (carriage return) */
- gchar *strcrchomp(gchar *str)
- {
- register gchar *s;
- if (!*str) return str;
- s = str + strlen(str) - 1;
- if (*s == '\n' && s > str && *(s - 1) == '\r') {
- *(s - 1) = '\n';
- *s = '\0';
- }
- return str;
- }
- gint file_strip_crs(const gchar *file)
- {
- FILE *fp = NULL, *outfp = NULL;
- gchar buf[4096];
- gchar *out = get_tmp_file();
- if (file == NULL)
- goto freeout;
- fp = g_fopen(file, "rb");
- if (!fp)
- goto freeout;
- outfp = g_fopen(out, "wb");
- if (!outfp) {
- fclose(fp);
- goto freeout;
- }
- while (fgets(buf, sizeof (buf), fp) != NULL) {
- strcrchomp(buf);
- if (fputs(buf, outfp) == EOF) {
- fclose(fp);
- fclose(outfp);
- goto unlinkout;
- }
- }
- fclose(fp);
- if (fclose(outfp) == EOF) {
- goto unlinkout;
- }
-
- if (move_file(out, file, TRUE) < 0)
- goto unlinkout;
-
- g_free(out);
- return 0;
- unlinkout:
- claws_unlink(out);
- freeout:
- g_free(out);
- return -1;
- }
- /* Similar to `strstr' but this function ignores the case of both strings. */
- gchar *strcasestr(const gchar *haystack, const gchar *needle)
- {
- register size_t haystack_len, needle_len;
- haystack_len = strlen(haystack);
- needle_len = strlen(needle);
- if (haystack_len < needle_len || needle_len == 0)
- return NULL;
- while (haystack_len >= needle_len) {
- if (!g_ascii_strncasecmp(haystack, needle, needle_len))
- return (gchar *)haystack;
- else {
- haystack++;
- haystack_len--;
- }
- }
- return NULL;
- }
- gpointer my_memmem(gconstpointer haystack, size_t haystacklen,
- gconstpointer needle, size_t needlelen)
- {
- const gchar *haystack_ = (const gchar *)haystack;
- const gchar *needle_ = (const gchar *)needle;
- const gchar *haystack_cur = (const gchar *)haystack;
- size_t haystack_left = haystacklen;
- if (needlelen == 1)
- return memchr(haystack_, *needle_, haystacklen);
- while ((haystack_cur = memchr(haystack_cur, *needle_, haystack_left))
- != NULL) {
- if (haystacklen - (haystack_cur - haystack_) < needlelen)
- break;
- if (memcmp(haystack_cur + 1, needle_ + 1, needlelen - 1) == 0)
- return (gpointer)haystack_cur;
- else{
- haystack_cur++;
- haystack_left = haystacklen - (haystack_cur - haystack_);
- }
- }
- return NULL;
- }
- /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
- gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
- {
- register const gchar *s = src;
- register gchar *d = dest;
- while (--n && *s)
- *d++ = *s++;
- *d = '\0';
- return dest;
- }
- /* Examine if next block is non-ASCII string */
- gboolean is_next_nonascii(const gchar *s)
- {
- const gchar *p;
- /* skip head space */
- for (p = s; *p != '\0' && g_ascii_isspace(*p); p++)
- ;
- for (; *p != '\0' && !g_ascii_isspace(*p); p++) {
- if (*(guchar *)p > 127 || *(guchar *)p < 32)
- return TRUE;
- }
- return FALSE;
- }
- gint get_next_word_len(const gchar *s)
- {
- gint len = 0;
- for (; *s != '\0' && !g_ascii_isspace(*s); s++, len++)
- ;
- return len;
- }
- static void trim_subject_for_compare(gchar *str)
- {
- gchar *srcp;
- eliminate_parenthesis(str, '[', ']');
- eliminate_parenthesis(str, '(', ')');
- g_strstrip(str);
- srcp = str + subject_get_prefix_length(str);
- if (srcp != str)
- memmove(str, srcp, strlen(srcp) + 1);
- }
- static void trim_subject_for_sort(gchar *str)
- {
- gchar *srcp;
- g_strstrip(str);
- srcp = str + subject_get_prefix_length(str);
- if (srcp != str)
- memmove(str, srcp, strlen(srcp) + 1);
- }
- /* compare subjects */
- gint subject_compare(const gchar *s1, const gchar *s2)
- {
- gchar *str1, *str2;
- if (!s1 || !s2) return -1;
- if (!*s1 || !*s2) return -1;
- Xstrdup_a(str1, s1, return -1);
- Xstrdup_a(str2, s2, return -1);
- trim_subject_for_compare(str1);
- trim_subject_for_compare(str2);
- if (!*str1 || !*str2) return -1;
- return strcmp(str1, str2);
- }
- gint subject_compare_for_sort(const gchar *s1, const gchar *s2)
- {
- gchar *str1, *str2;
- if (!s1 || !s2) return -1;
- Xstrdup_a(str1, s1, return -1);
- Xstrdup_a(str2, s2, return -1);
- trim_subject_for_sort(str1);
- trim_subject_for_sort(str2);
- return g_utf8_collate(str1, str2);
- }
- void trim_subject(gchar *str)
- {
- register gchar *srcp;
- gchar op, cl;
- gint in_brace;
- g_strstrip(str);
- srcp = str + subject_get_prefix_length(str);
- if (*srcp == '[') {
- op = '[';
- cl = ']';
- } else if (*srcp == '(') {
- op = '(';
- cl = ')';
- } else
- op = 0;
- if (op) {
- ++srcp;
- in_brace = 1;
- while (*srcp) {
- if (*srcp == op)
- in_brace++;
- else if (*srcp == cl)
- in_brace--;
- srcp++;
- if (in_brace == 0)
- break;
- }
- }
- while (g_ascii_isspace(*srcp)) srcp++;
- memmove(str, srcp, strlen(srcp) + 1);
- }
- void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
- {
- register gchar *srcp, *destp;
- gint in_brace;
- srcp = destp = str;
- while ((destp = strchr(destp, op))) {
- in_brace = 1;
- srcp = destp + 1;
- while (*srcp) {
- if (*srcp == op)
- in_brace++;
- else if (*srcp == cl)
- in_brace--;
- srcp++;
- if (in_brace == 0)
- break;
- }
- while (g_ascii_isspace(*srcp)) srcp++;
- memmove(destp, srcp, strlen(srcp) + 1);
- }
- }
- void extract_parenthesis(gchar *str, gchar op, gchar cl)
- {
- register gchar *srcp, *destp;
- gint in_brace;
- srcp = destp = str;
- while ((srcp = strchr(destp, op))) {
- if (destp > str)
- *destp++ = ' ';
- memmove(destp, srcp + 1, strlen(srcp));
- in_brace = 1;
- while(*destp) {
- if (*destp == op)
- in_brace++;
- else if (*destp == cl)
- in_brace--;
- if (in_brace == 0)
- break;
- destp++;
- }
- }
- *destp = '\0';
- }
- static void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
- gchar op, gchar cl)
- {
- register gchar *srcp, *destp;
- gint in_brace;
- gboolean in_quote = FALSE;
- srcp = destp = str;
- while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
- if (destp > str)
- *destp++ = ' ';
- memmove(destp, srcp + 1, strlen(srcp));
- in_brace = 1;
- while(*destp) {
- if (*destp == op && !in_quote)
- in_brace++;
- else if (*destp == cl && !in_quote)
- in_brace--;
- else if (*destp == quote_chr)
- in_quote ^= TRUE;
- if (in_brace == 0)
- break;
- destp++;
- }
- }
- *destp = '\0';
- }
- void extract_quote(gchar *str, gchar quote_chr)
- {
- register gchar *p;
- if ((str = strchr(str, quote_chr))) {
- p = str;
- while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
- memmove(p - 1, p, strlen(p) + 1);
- p--;
- }
- if(p) {
- *p = '\0';
- memmove(str, str + 1, p - str);
- }
- }
- }
- void eliminate_address_comment(gchar *str)
- {
- register gchar *srcp, *destp;
- gint in_brace;
- srcp = destp = str;
- while ((destp = strchr(destp, '"'))) {
- if ((srcp = strchr(destp + 1, '"'))) {
- srcp++;
- if (*srcp == '@') {
- destp = srcp + 1;
- } else {
- while (g_ascii_isspace(*srcp)) srcp++;
- memmove(destp, srcp, strlen(srcp) + 1);
- }
- } else {
- *destp = '\0';
- break;
- }
- }
- srcp = destp = str;
- while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
- in_brace = 1;
- srcp = destp + 1;
- while (*srcp) {
- if (*srcp == '(')
- in_brace++;
- else if (*srcp == ')')
- in_brace--;
- srcp++;
- if (in_brace == 0)
- break;
- }
- while (g_ascii_isspace(*srcp)) srcp++;
- memmove(destp, srcp, strlen(srcp) + 1);
- }
- }
- gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
- {
- gboolean in_quote = FALSE;
- while (*str) {
- if (*str == c && !in_quote)
- return (gchar *)str;
- if (*str == quote_chr)
- in_quote ^= TRUE;
- str++;
- }
- return NULL;
- }
- void extract_address(gchar *str)
- {
- eliminate_address_comment(str);
- if (strchr_with_skip_quote(str, '"', '<'))
- extract_parenthesis_with_skip_quote(str, '"', '<', '>');
- g_strstrip(str);
- }
- void extract_list_id_str(gchar *str)
- {
- if (strchr_with_skip_quote(str, '"', '<'))
- extract_parenthesis_with_skip_quote(str, '"', '<', '>');
- g_strstrip(str);
- }
- static GSList *address_list_append_real(GSList *addr_list, const gchar *str, gboolean removecomments)
- {
- gchar *work;
- gchar *workp;
- if (!str) return addr_list;
- Xstrdup_a(work, str, return addr_list);
- if (removecomments)
- eliminate_address_comment(work);
- workp = work;
- while (workp && *workp) {
- gchar *p, *next;
- if ((p = strchr_with_skip_quote(workp, '"', ','))) {
- *p = '\0';
- next = p + 1;
- } else
- next = NULL;
- if (removecomments && strchr_with_skip_quote(workp, '"', '<'))
- extract_parenthesis_with_skip_quote
- (workp, '"', '<', '>');
- g_strstrip(workp);
- if (*workp)
- addr_list = g_slist_append(addr_list, g_strdup(workp));
- workp = next;
- }
- return addr_list;
- }
- GSList *address_list_append(GSList *addr_list, const gchar *str)
- {
- return address_list_append_real(addr_list, str, TRUE);
- }
- GSList *address_list_append_with_comments(GSList *addr_list, const gchar *str)
- {
- return address_list_append_real(addr_list, str, FALSE);
- }
- GSList *references_list_prepend(GSList *msgid_list, const gchar *str)
- {
- const gchar *strp;
- if (!str) return msgid_list;
- strp = str;
- while (strp && *strp) {
- const gchar *start, *end;
- gchar *msgid;
- if ((start = strchr(strp, '<')) != NULL) {
- end = strchr(start + 1, '>');
- if (!end) break;
- } else
- break;
- msgid = g_strndup(start + 1, end - start - 1);
- g_strstrip(msgid);
- if (*msgid)
- msgid_list = g_slist_prepend(msgid_list, msgid);
- else
- g_free(msgid);
- strp = end + 1;
- }
- return msgid_list;
- }
- GSList *references_list_append(GSList *msgid_list, const gchar *str)
- {
- GSList *list;
- list = references_list_prepend(NULL, str);
- list = g_slist_reverse(list);
- msgid_list = g_slist_concat(msgid_list, list);
- return msgid_list;
- }
- GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
- {
- gchar *work;
- gchar *workp;
- if (!str) return group_list;
- Xstrdup_a(work, str, return group_list);
- workp = work;
- while (workp && *workp) {
- gchar *p, *next;
- if ((p = strchr_with_skip_quote(workp, '"', ','))) {
- *p = '\0';
- next = p + 1;
- } else
- next = NULL;
- g_strstrip(workp);
- if (*workp)
- group_list = g_slist_append(group_list,
- g_strdup(workp));
- workp = next;
- }
- return group_list;
- }
- GList *add_history(GList *list, const gchar *str)
- {
- GList *old;
- gchar *oldstr;
- cm_return_val_if_fail(str != NULL, list);
- old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
- if (old) {
- oldstr = old->data;
- list = g_list_remove(list, old->data);
- g_free(oldstr);
- } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
- GList *last;
- last = g_list_last(list);
- if (last) {
- oldstr = last->data;
- list = g_list_remove(list, last->data);
- g_free(oldstr);
- }
- }
- list = g_list_prepend(list, g_strdup(str));
- return list;
- }
- void remove_return(gchar *str)
- {
- register gchar *p = str;
- while (*p) {
- if (*p == '\n' || *p == '\r')
- memmove(p, p + 1, strlen(p));
- else
- p++;
- }
- }
- void remove_space(gchar *str)
- {
- register gchar *p = str;
- register gint spc;
- while (*p) {
- spc = 0;
- while (g_ascii_isspace(*(p + spc)))
- spc++;
- if (spc)
- memmove(p, p + spc, strlen(p + spc) + 1);
- else
- p++;
- }
- }
- void unfold_line(gchar *str)
- {
- register gchar *p = str;
- register gint spc;
- while (*p) {
- if (*p == '\n' || *p == '\r') {
- *p++ = ' ';
- spc = 0;
- while (g_ascii_isspace(*(p + spc)))
- spc++;
- if (spc)
- memmove(p, p + spc, strlen(p + spc) + 1);
- } else
- p++;
- }
- }
- void subst_char(gchar *str, gchar orig, gchar subst)
- {
- register gchar *p = str;
- while (*p) {
- if (*p == orig)
- *p = subst;
- p++;
- }
- }
- void subst_chars(gchar *str, gchar *orig, gchar subst)
- {
- register gchar *p = str;
- while (*p) {
- if (strchr(orig, *p) != NULL)
- *p = subst;
- p++;
- }
- }
- void subst_for_filename(gchar *str)
- {
- if (!str)
- return;
- #ifdef G_OS_WIN32
- subst_chars(str, "\t\r\n\\/*:", '_');
- #else
- subst_chars(str, "\t\r\n\\/*", '_');
- #endif
- }
- void subst_for_shellsafe_filename(gchar *str)
- {
- if (!str)
- return;
- subst_for_filename(str);
- subst_chars(str, " \"'|&;()<>'!{}[]",'_');
- }
- gboolean is_ascii_str(const gchar *str)
- {
- const guchar *p = (const guchar *)str;
- while (*p != '\0') {
- if (*p != '\t' && *p != ' ' &&
- *p != '\r' && *p != '\n' &&
- (*p < 32 || *p >= 127))
- return FALSE;
- p++;
- }
- return TRUE;
- }
- static const gchar * line_has_quote_char_last(const gchar * str, const gchar *quote_chars)
- {
- gchar * position = NULL;
- gchar * tmp_pos = NULL;
- int i;
- if (quote_chars == NULL)
- return NULL;
- for (i = 0; i < strlen(quote_chars); i++) {
- tmp_pos = strrchr (str, quote_chars[i]);
- if(position == NULL
- || (tmp_pos != NULL && position <= tmp_pos) )
- position = tmp_pos;
- }
- return position;
- }
- gint get_quote_level(const gchar *str, const gchar *quote_chars)
- {
- const gchar *first_pos;
- const gchar *last_pos;
- const gchar *p = str;
- gint quote_level = -1;
- /* speed up line processing by only searching to the last '>' */
- if ((first_pos = line_has_quote_char(str, quote_chars)) != NULL) {
- /* skip a line if it contains a '<' before the initial '>' */
- if (memchr(str, '<', first_pos - str) != NULL)
- return -1;
- last_pos = line_has_quote_char_last(first_pos, quote_chars);
- } else
- return -1;
- while (p <= last_pos) {
- while (p < last_pos) {
- if (g_ascii_isspace(*p))
- p++;
- else
- break;
- }
- if (strchr(quote_chars, *p))
- quote_level++;
- else if (*p != '-' && !g_ascii_isspace(*p) && p <= last_pos) {
- /* any characters are allowed except '-','<' and space */
- while (*p != '-' && *p != '<'
- && !strchr(quote_chars, *p)
- && !g_ascii_isspace(*p)
- && p < last_pos)
- p++;
- if (strchr(quote_chars, *p))
- quote_level++;
- else
- break;
- }
- p++;
- }
- return quote_level;
- }
- gint check_line_length(const gchar *str, gint max_chars, gint *line)
- {
- const gchar *p = str, *q;
- gint cur_line = 0, len;
- while ((q = strchr(p, '\n')) != NULL) {
- len = q - p + 1;
- if (len > max_chars) {
- if (line)
- *line = cur_line;
- return -1;
- }
- p = q + 1;
- ++cur_line;
- }
- len = strlen(p);
- if (len > max_chars) {
- if (line)
- *line = cur_line;
- return -1;
- }
- return 0;
- }
- const gchar * line_has_quote_char(const gchar * str, const gchar *quote_chars)
- {
- gchar * position = NULL;
- gchar * tmp_pos = NULL;
- int i;
- if (quote_chars == NULL)
- return FALSE;
- for (i = 0; i < strlen(quote_chars); i++) {
- tmp_pos = strchr (str, quote_chars[i]);
- if(position == NULL
- || (tmp_pos != NULL && position >= tmp_pos) )
- position = tmp_pos;
- }
- return position;
- }
- static gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
- {
- register guint haystack_len, needle_len;
- gboolean in_squote = FALSE, in_dquote = FALSE;
- haystack_len = strlen(haystack);
- needle_len = strlen(needle);
- if (haystack_len < needle_len || needle_len == 0)
- return NULL;
- while (haystack_len >= needle_len) {
- if (!in_squote && !in_dquote &&
- !strncmp(haystack, needle, needle_len))
- return (gchar *)haystack;
- /* 'foo"bar"' -> foo"bar"
- "foo'bar'" -> foo'bar' */
- if (*haystack == '\'') {
- if (in_squote)
- in_squote = FALSE;
- else if (!in_dquote)
- in_squote = TRUE;
- } else if (*haystack == '\"') {
- if (in_dquote)
- in_dquote = FALSE;
- else if (!in_squote)
- in_dquote = TRUE;
- }
- haystack++;
- haystack_len--;
- }
- return NULL;
- }
- gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
- gint max_tokens)
- {
- GSList *string_list = NULL, *slist;
- gchar **str_array, *s, *new_str;
- guint i, n = 1, len;
- cm_return_val_if_fail(str != NULL, NULL);
- cm_return_val_if_fail(delim != NULL, NULL);
- if (max_tokens < 1)
- max_tokens = G_MAXINT;
- s = strstr_with_skip_quote(str, delim);
- if (s) {
- guint delimiter_len = strlen(delim);
- do {
- len = s - str;
- new_str = g_strndup(str, len);
- if (new_str[0] == '\'' || new_str[0] == '\"') {
- if (new_str[len - 1] == new_str[0]) {
- new_str[len - 1] = '\0';
- memmove(new_str, new_str + 1, len - 1);
- }
- }
- string_list = g_slist_prepend(string_list, new_str);
- n++;
- str = s + delimiter_len;
- s = strstr_with_skip_quote(str, delim);
- } while (--max_tokens && s);
- }
- if (*str) {
- new_str = g_strdup(str);
- if (new_str[0] == '\'' || new_str[0] == '\"') {
- len = strlen(str);
- if (new_str[len - 1] == new_str[0]) {
- new_str[len - 1] = '\0';
- memmove(new_str, new_str + 1, len - 1);
- }
- }
- string_list = g_slist_prepend(string_list, new_str);
- n++;
- }
- str_array = g_new(gchar*, n);
- i = n - 1;
- str_array[i--] = NULL;
- for (slist = string_list; slist; slist = slist->next)
- str_array[i--] = slist->data;
- g_slist_free(string_list);
- return str_array;
- }
- gchar *get_abbrev_newsgroup_name(const gchar *group, gint len)
- {
- gchar *abbrev_group;
- gchar *ap;
- const gchar *p = group;
- const gchar *last;
- cm_return_val_if_fail(group != NULL, NULL);
- last = group + strlen(group);
- abbrev_group = ap = g_malloc(strlen(group) + 1);
- while (*p) {
- while (*p == '.')
- *ap++ = *p++;
- if ((ap - abbrev_group) + (last - p) > len && strchr(p, '.')) {
- *ap++ = *p++;
- while (*p != '.') p++;
- } else {
- strcpy(ap, p);
- return abbrev_group;
- }
- }
- *ap = '\0';
- return abbrev_group;
- }
- gchar *trim_string(const gchar *str, gint len)
- {
- const gchar *p = str;
- gint mb_len;
- gchar *new_str;
- gint new_len = 0;
- if (!str) return NULL;
- if (strlen(str) <= len)
- return g_strdup(str);
- if (g_utf8_validate(str, -1, NULL) == FALSE)
- return g_strdup(str);
- while (*p != '\0') {
- mb_len = g_utf8_skip[*(guchar *)p];
- if (mb_len == 0)
- break;
- else if (new_len + mb_len > len)
- break;
- new_len += mb_len;
- p += mb_len;
- }
- Xstrndup_a(new_str, str, new_len, return g_strdup(str));
- return g_strconcat(new_str, "...", NULL);
- }
- GList *uri_list_extract_filenames(const gchar *uri_list)
- {
- GList *result = NULL;
- const gchar *p, *q;
- gchar *escaped_utf8uri;
- p = uri_list;
- while (p) {
- if (*p != '#') {
- while (g_ascii_isspace(*p)) p++;
- if (!strncmp(p, "file:", 5)) {
- q = p;
- q += 5;
- while (*q && *q != '\n' && *q != '\r') q++;
- if (q > p) {
- gchar *file, *locale_file = NULL;
- q--;
- while (q > p && g_ascii_isspace(*q))
- q--;
- Xalloca(escaped_utf8uri, q - p + 2,
- return result);
- Xalloca(file, q - p + 2,
- return result);
- *file = '\0';
- strncpy(escaped_utf8uri, p, q - p + 1);
- escaped_utf8uri[q - p + 1] = '\0';
- decode_uri(file, escaped_utf8uri);
- /*
- * g_filename_from_uri() rejects escaped/locale encoded uri
- * string which come from Nautilus.
- */
- #ifndef G_OS_WIN32
- if (g_utf8_validate(file, -1, NULL))
- locale_file
- = conv_codeset_strdup(
- file + 5,
- CS_UTF_8,
- conv_get_locale_charset_str());
- if (!locale_file)
- locale_file = g_strdup(file + 5);
- #else
- locale_file = g_filename_from_uri(file, NULL, NULL);
- #endif
- result = g_list_append(result, locale_file);
- }
- }
- }
- p = strchr(p, '\n');
- if (p) p++;
- }
- return result;
- }
- /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
- * characters
- */
- static gint axtoi(const gchar *hexstr)
- {
- gint hi, lo, result;
- hi = hexstr[0];
- if ('0' <= hi && hi <= '9') {
- hi -= '0';
- } else
- if ('a' <= hi && hi <= 'f') {
- hi -= ('a' - 10);
- } else
- if ('A' <= hi && hi <= 'F') {
- hi -= ('A' - 10);
- }
- lo = hexstr[1];
- if ('0' <= lo && lo <= '9') {
- lo -= '0';
- } else
- if ('a' <= lo && lo <= 'f') {
- lo -= ('a'-10);
- } else
- if ('A' <= lo && lo <= 'F') {
- lo -= ('A' - 10);
- }
- result = lo + (16 * hi);
- return result;
- }
- gboolean is_uri_string(const gchar *str)
- {
- while (str && *str && g_ascii_isspace(*str))
- str++;
- return (g_ascii_strncasecmp(str, "http://", 7) == 0 ||
- g_ascii_strncasecmp(str, "https://", 8) == 0 ||
- g_ascii_strncasecmp(str, "ftp://", 6) == 0 ||
- g_ascii_strncasecmp(str, "www.", 4) == 0);
- }
- gchar *get_uri_path(const gchar *uri)
- {
- while (uri && *uri && g_ascii_isspace(*uri))
- uri++;
- if (g_ascii_strncasecmp(uri, "http://", 7) == 0)
- return (gchar *)(uri + 7);
- else if (g_ascii_strncasecmp(uri, "https://", 8) == 0)
- return (gchar *)(uri + 8);
- else if (g_ascii_strncasecmp(uri, "ftp://", 6) == 0)
- return (gchar *)(uri + 6);
- else
- return (gchar *)uri;
- }
- gint get_uri_len(const gchar *str)
- {
- const gchar *p;
- if (is_uri_string(str)) {
- for (p = str; *p != '\0'; p++) {
- if (!g_ascii_isgraph(*p) || strchr("()<>\"", *p))
- break;
- }
- return p - str;
- }
- return 0;
- }
- /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
- * plusses, and escape characters are used)
- */
- void decode_uri_with_plus(gchar *decoded_uri, const gchar *encoded_uri, gboolean with_plus)
- {
- gchar *dec = decoded_uri;
- const gchar *enc = encoded_uri;
- while (*enc) {
- if (*enc == '%') {
- enc++;
- if (isxdigit((guchar)enc[0]) &&
- isxdigit((guchar)enc[1])) {
- *dec = axtoi(enc);
- dec++;
- enc += 2;
- }
- } else {
- if (with_plus && *enc == '+')
- *dec = ' ';
- else
- *dec = *enc;
- dec++;
- enc++;
- }
- }
- *dec = '\0';
- }
- void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
- {
- decode_uri_with_plus(decoded_uri, encoded_uri, TRUE);
- }
- static gchar *decode_uri_gdup(const gchar *encoded_uri)
- {
- gchar *buffer = g_malloc(strlen(encoded_uri)+1);
- decode_uri_with_plus(buffer, encoded_uri, FALSE);
- return buffer;
- }
- gint scan_mailto_url(const gchar *mailto, gchar **from, gchar **to, gchar **cc, gchar **bcc,
- gchar **subject, gchar **body, gchar ***attach, gchar **inreplyto)
- {
- gchar *tmp_mailto;
- gchar *p;
- const gchar *forbidden_uris[] = { ".gnupg/",
- "/etc/passwd",
- "/etc/shadow",
- ".ssh/",
- "../",
- NULL };
- gint num_attach = 0;
- gchar **my_att = NULL;
- Xstrdup_a(tmp_mailto, mailto, return -1);
- if (!strncmp(tmp_mailto, "mailto:", 7))
- tmp_mailto += 7;
- p = strchr(tmp_mailto, '?');
- if (p) {
- *p = '\0';
- p++;
- }
- if (to && !*to)
- *to = decode_uri_gdup(tmp_mailto);
- my_att = g_malloc(sizeof(char *));
- my_att[0] = NULL;
- while (p) {
- gchar *field, *value;
- field = p;
- p = strchr(p, '=');
- if (!p) break;
- *p = '\0';
- p++;
- value = p;
- p = strchr(p, '&');
- if (p) {
- *p = '\0';
- p++;
- }
- if (*value == '\0') continue;
- if (from && !g_ascii_strcasecmp(field, "from")) {
- if (!*from) {
- *from = decode_uri_gdup(value);
- } else {
- gchar *tmp = decode_uri_gdup(value);
- gchar *new_from = g_strdup_printf("%s, %s", *from, tmp);
- g_free(*from);
- *from = new_from;
- }
- } else if (cc && !g_ascii_strcasecmp(field, "cc")) {
- if (!*cc) {
- *cc = decode_uri_gdup(value);
- } else {
- gchar *tmp = decode_uri_gdup(value);
- gchar *new_cc = g_strdup_printf("%s, %s", *cc, tmp);
- g_free(*cc);
- *cc = new_cc;
- }
- } else if (bcc && !g_ascii_strcasecmp(field, "bcc")) {
- if (!*bcc) {
- *bcc = decode_uri_gdup(value);
- } else {
- gchar *tmp = decode_uri_gdup(value);
- gchar *new_bcc = g_strdup_printf("%s, %s", *bcc, tmp);
- g_free(*bcc);
- *bcc = new_bcc;
- }
- } else if (subject && !*subject &&
- !g_ascii_strcasecmp(field, "subject")) {
- *subject = decode_uri_gdup(value);
- } else if (body && !*body && !g_ascii_strcasecmp(field, "body")) {
- *body = decode_uri_gdup(value);
- } else if (body && !*body && !g_ascii_strcasecmp(field, "insert")) {
- gchar *tmp = decode_uri_gdup(value);
- if (!g_file_get_contents(tmp, body, NULL, NULL)) {
- g_warning("Error: couldn't set insert file '%s' in body\n", value);
- }
- g_free(tmp);
- tmp = NULL;
- } else if (attach && !g_ascii_strcasecmp(field, "attach")) {
- int i = 0;
- gchar *tmp = decode_uri_gdup(value);
- for (; forbidden_uris[i]; i++) {
- if (strstr(tmp, forbidden_uris[i])) {
- g_print("Refusing to attach '%s', potential private data leak\n",
- tmp);
- g_free(tmp);
- tmp = NULL;
- break;
- }
- }
- if (tmp) {
- /* attach is correct */
- num_attach++;
- my_att = g_realloc(my_att, (sizeof(char *))*(num_attach+1));
- my_att[num_attach-1] = tmp;
- my_att[num_attach] = NULL;
- }
- } else if (inreplyto && !*inreplyto &&
- !g_ascii_strcasecmp(field, "in-reply-to")) {
- *inreplyto = decode_uri_gdup(value);
- }
- }
- if (attach)
- *attach = my_att;
- return 0;
- }
- #ifdef G_OS_WIN32
- #include <windows.h>
- #ifndef CSIDL_APPDATA
- #define CSIDL_APPDATA 0x001a
- #endif
- #ifndef CSIDL_LOCAL_APPDATA
- #define CSIDL_LOCAL_APPDATA 0x001c
- #endif
- #ifndef CSIDL_FLAG_CREATE
- #define CSIDL_FLAG_CREATE 0x8000
- #endif
- #define DIM(v) (sizeof(v)/sizeof((v)[0]))
- #define RTLD_LAZY 0
- const char *
- w32_strerror (int w32_errno)
- {
- static char strerr[256];
- int ec = (int)GetLastError ();
- if (w32_errno == 0)
- w32_errno = ec;
- FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM, NULL, w32_errno,
- MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
- strerr, DIM (strerr)-1, NULL);
- return strerr;
- }
- static __inline__ void *
- dlopen (const char * name, int flag)
- {
- void * hd = LoadLibrary (name);
- return hd;
- }
- static __inline__ void *
- dlsym (void * hd, const char * sym)
- {
- if (hd && sym)
- {
- void * fnc = GetProcAddress (hd, sym);
- if (!fnc)
- return NULL;
- return fnc;
- }
- return NULL;
- }
- static __inline__ const char *
- dlerror (void)
- {
- return w32_strerror (0);
- }
- static __inline__ int
- dlclose (void * hd)
- {
- if (hd)
- {
- FreeLibrary (hd);
- return 0;
- }
- return -1;
- }
- static HRESULT
- w32_shgetfolderpath (HWND a, int b, HANDLE c, DWORD d, LPSTR e)
- {
- static int initialized;
- static HRESULT (WINAPI * func)(HWND,int,HANDLE,DWORD,LPSTR);
- if (!initialized)
- {
- static char *dllnames[] = { "shell32.dll", "shfolder.dll", NULL };
- void *handle;
- int i;
- initialized = 1;
- for (i=0, handle = NULL; !handle && dllnames[i]; i++)
- {
- handle = dlopen (dllnames[i], RTLD_LAZY);
- if (handle)
- {
- func = dlsym (handle, "SHGetFolderPathW");
- if (!func)
- {
- dlclose (handle);
- handle = NULL;
- }
- }
- }
- }
- if (func)
- return func (a,b,c,d,e);
- else
- return -1;
- }
- /* Returns a static string with the directroy from which the module
- has been loaded. Returns an empty string on error. */
- static char *w32_get_module_dir(void)
- {
- static char *moddir;
- if (!moddir) {
- char name[MAX_PATH+10];
- char *p;
- if ( !GetModuleFileNameA (0, name, sizeof (name)-10) )
- *name = 0;
- else {
- p = strrchr (name, '\\');
- if (p)
- *p = 0;
- else
- *name = 0;
- }
- moddir = g_strdup (name);
- }
- return moddir;
- }
- #endif /* G_OS_WIN32 */
- /* Return a static string with the locale dir. */
- const gchar *get_locale_dir(void)
- {
- static gchar *loc_dir;
- #ifdef G_OS_WIN32
- if (!loc_dir)
- loc_dir = g_strconcat(w32_get_module_dir(), G_DIR_SEPARATOR_S,
- "\\share\\locale", NULL);
- #endif
- if (!loc_dir)
- loc_dir = LOCALEDIR;
-
- return loc_dir;
- }
- const gchar *get_home_dir(void)
- {
- #ifdef G_OS_WIN32
- static char home_dir_utf16[MAX_PATH] = "";
- static gchar *home_dir_utf8 = NULL;
- if (home_dir_utf16[0] == '\0') {
- if (w32_shgetfolderpath
- (NULL, CSIDL_APPDATA|CSIDL_FLAG_CREATE,
- NULL, 0, home_dir_utf16) < 0)
- strcpy (home_dir_utf16, "C:\\Sylpheed");
- home_dir_utf8 = g_utf16_to_utf8 ((const gunichar *)home_dir_utf16, -1, NULL, NULL, NULL);
- }
- return home_dir_utf8;
- #else
- static const gchar *homeenv = NULL;
- if (homeenv)
- return homeenv;
- if (!homeenv && g_getenv("HOME") != NULL)
- homeenv = g_strdup(g_getenv("HOME"));
- if (!homeenv)
- homeenv = g_get_home_dir();
- return homeenv;
- #endif
- }
- static gchar *claws_rc_dir = NULL;
- static gboolean rc_dir_alt = FALSE;
- const gchar *get_rc_dir(void)
- {
- if (!claws_rc_dir)
- claws_rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
- RC_DIR, NULL);
- return claws_rc_dir;
- }
- void set_rc_dir(const gchar *dir)
- {
- if (claws_rc_dir != NULL) {
- g_print("Error: rc_dir already set\n");
- } else {
- rc_dir_alt = TRUE;
- if (g_path_is_absolute(dir))
- claws_rc_dir = g_strdup(dir);
- else {
- claws_rc_dir = g_strconcat(g_get_current_dir(),
- G_DIR_SEPARATOR_S, dir, NULL);
- }
- debug_print("set rc_dir to %s\n", claws_rc_dir);
- if (!is_dir_exist(claws_rc_dir)) {
- if (make_dir_hier(claws_rc_dir) != 0) {
- g_print("Error: can't create %s\n",
- claws_rc_dir);
- }
- }
- }
- }
- gboolean rc_dir_is_alt(void) {
- return rc_dir_alt;
- }
- const gchar *get_mail_base_dir(void)
- {
- return get_home_dir();
- }
- #ifdef MAEMO
- const gchar *prefs_common_get_data_root(void);
- gchar *last_data_root = NULL;
- #endif
- const gchar *get_news_cache_dir(void)
- {
- static gchar *news_cache_dir = NULL;
- #ifdef MAEMO
- const gchar *data_root = prefs_common_get_data_root();
- if (strcmp2(data_root, last_data_root)) {
- g_free(news_cache_dir);
- news_cache_dir = NULL;
- }
- #endif
- if (!news_cache_dir)
- #ifndef MAEMO
- news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- NEWS_CACHE_DIR, NULL);
- #else
- {
- if (data_root) {
- news_cache_dir = g_strconcat(data_root, G_DIR_SEPARATOR_S,
- "Claws", G_DIR_SEPARATOR_S,
- g_get_user_name(), G_DIR_SEPARATOR_S,
- NEWS_CACHE_DIR, NULL);
- g_free(last_data_root);
- last_data_root = g_strdup(last_data_root);
- } else {
- news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- NEWS_CACHE_DIR, NULL);
- g_free(last_data_root);
- last_data_root = NULL;
- }
- }
- #endif
- return news_cache_dir;
- }
- const gchar *get_imap_cache_dir(void)
- {
- static gchar *imap_cache_dir = NULL;
- #ifdef MAEMO
- const gchar *data_root = prefs_common_get_data_root();
- if (strcmp2(data_root, last_data_root)) {
- g_free(imap_cache_dir);
- imap_cache_dir = NULL;
- }
- #endif
- if (!imap_cache_dir)
- #ifndef MAEMO
- imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- IMAP_CACHE_DIR, NULL);
- #else
- {
- if (data_root) {
- imap_cache_dir = g_strconcat(data_root, G_DIR_SEPARATOR_S,
- "Claws", G_DIR_SEPARATOR_S,
- g_get_user_name(), G_DIR_SEPARATOR_S,
- IMAP_CACHE_DIR, NULL);
- g_free(last_data_root);
- last_data_root = g_strdup(last_data_root);
- } else {
- imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- IMAP_CACHE_DIR, NULL);
- g_free(last_data_root);
- last_data_root = NULL;
- }
- }
- #endif
- return imap_cache_dir;
- }
- const gchar *get_mime_tmp_dir(void)
- {
- static gchar *mime_tmp_dir = NULL;
- if (!mime_tmp_dir)
- mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- MIME_TMP_DIR, NULL);
- return mime_tmp_dir;
- }
- const gchar *get_template_dir(void)
- {
- static gchar *template_dir = NULL;
- if (!template_dir)
- template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- TEMPLATE_DIR, NULL);
- return template_dir;
- }
- #ifdef G_OS_WIN32
- const gchar *get_cert_file(void)
- {
- const gchar *cert_file = NULL;
- if (!cert_file)
- cert_file = g_strconcat(w32_get_module_dir(),
- "\\share\\claws-mail\\",
- "ca-certificates.crt",
- NULL);
- return cert_file;
- }
- #endif
- /* Return the filepath of the claws-mail.desktop file */
- const gchar *get_desktop_file(void)
- {
- #ifdef DESKTOPFILEPATH
- return DESKTOPFILEPATH;
- #else
- return NULL;
- #endif
- }
- /* Return the default directory for Plugins. */
- const gchar *get_plugin_dir(void)
- {
- #ifdef G_OS_WIN32
- static gchar *plugin_dir = NULL;
- if (!plugin_dir)
- plugin_dir = g_strconcat(w32_get_module_dir(),
- "\\lib\\claws-mail\\plugins\\",
- NULL);
- return plugin_dir;
- #else
- if (is_dir_exist(PLUGINDIR))
- return PLUGINDIR;
- else {
- static gchar *plugin_dir = NULL;
- if (!plugin_dir)
- plugin_dir = g_strconcat(get_rc_dir(),
- G_DIR_SEPARATOR_S, "plugins",
- G_DIR_SEPARATOR_S, NULL);
- return plugin_dir;
- }
- #endif
- }
- #ifdef G_OS_WIN32
- /* Return the default directory for Themes. */
- const gchar *get_themes_dir(void)
- {
- static gchar *themes_dir = NULL;
- if (!themes_dir)
- themes_dir = g_strconcat(w32_get_module_dir(),
- "\\share\\claws-mail\\themes",
- NULL);
- return themes_dir;
- }
- #endif
- const gchar *get_tmp_dir(void)
- {
- static gchar *tmp_dir = NULL;
- if (!tmp_dir)
- tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
- TMP_DIR, NULL);
- return tmp_dir;
- }
- gchar *get_tmp_file(void)
- {
- gchar *tmp_file;
- static guint32 id = 0;
- tmp_file = g_strdup_printf("%s%ctmpfile.%08x",
- get_tmp_dir(), G_DIR_SEPARATOR, id++);
- return tmp_file;
- }
- const gchar *get_domain_name(void)
- {
- #ifdef G_OS_UNIX
- static gchar *domain_name = NULL;
- if (!domain_name) {
- struct hostent *hp;
- char hostname[256];
- if (gethostname(hostname, sizeof(hostname)) != 0) {
- perror("gethostname");
- domain_name = "unknown";
- } else {
- hostname[sizeof(hostname) - 1] = '\0';
- if ((hp = my_gethostbyname(hostname)) == NULL) {
- perror("gethostbyname");
- domain_name = g_strdup(hostname);
- } else {
- domain_name = g_strdup(hp->h_name);
- }
- }
- debug_print("domain name = %s\n", domain_name);
- }
- return domain_name;
- #else
- return "unknown";
- #endif
- }
- off_t get_file_size(const gchar *file)
- {
- struct stat s;
- if (g_stat(file, &s) < 0) {
- FILE_OP_ERROR(file, "stat");
- return -1;
- }
- return s.st_size;
- }
- time_t get_file_mtime(const gchar *file)
- {
- struct stat s;
- if (g_stat(file, &s) < 0) {
- FILE_OP_ERROR(file, "stat");
- return -1;
- }
- return s.st_mtime;
- }
- off_t get_file_size_as_crlf(const gchar *file)
- {
- FILE *fp;
- off_t size = 0;
- gchar buf[BUFFSIZE];
- if ((fp = g_fopen(file, "rb")) == NULL) {
- FILE_OP_ERROR(file, "g_fopen");
- return -1;
- }
- while (fgets(buf, sizeof(buf), fp) != NULL) {
- strretchomp(buf);
- size += strlen(buf) + 2;
- }
- if (ferror(fp)) {
- FILE_OP_ERROR(file, "fgets");
- size = -1;
- }
- fclose(fp);
- return size;
- }
- gboolean file_exist(const gchar *file, gboolean allow_fifo)
- {
- struct stat s;
- if (file == NULL)
- return FALSE;
- if (g_stat(file, &s) < 0) {
- if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
- return FALSE;
- }
- if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
- return TRUE;
- return FALSE;
- }
- /* Test on whether FILE is a relative file name. This is
- * straightforward for Unix but more complex for Windows. */
- gboolean is_relative_filename(const gchar *file)
- {
- if (!file)
- return TRUE;
- #ifdef G_OS_WIN32
- if ( *file == '\\' && file[1] == '\\' && strchr (file+2, '\\') )
- return FALSE; /* Prefixed with a hostname - this can't
- * be a relative name. */
- if ( ((*file >= 'a' && *file <= 'z')
- || (*file >= 'A' && *file <= 'Z'))
- && file[1] == ':')
- file += 2; /* Skip drive letter. */
- return !(*file == '\\' || *file == '/');
- #else
- return !(*file == G_DIR_SEPARATOR);
- #endif
- }
- gboolean is_dir_exist(const gchar *dir)
- {
- if (dir == NULL)
- return FALSE;
- return g_file_test(dir, G_FILE_TEST_IS_DIR);
- }
- gboolean is_file_entry_exist(const gchar *file)
- {
- if (file == NULL)
- return FALSE;
- return g_file_test(file, G_FILE_TEST_EXISTS);
- }
- gboolean dirent_is_regular_file(struct dirent *d)
- {
- #if !defined(G_OS_WIN32) && !defined(MAEMO) && defined(HAVE_DIRENT_D_TYPE)
- if (d->d_type == DT_REG)
- return TRUE;
- else if (d->d_type != DT_UNKNOWN)
- return FALSE;
- #endif
- return g_file_test(d->d_name, G_FILE_TEST_IS_REGULAR);
- }
- gint change_dir(const gchar *dir)
- {
- gchar *prevdir = NULL;
- if (debug_mode)
- prevdir = g_get_current_dir();
- if (g_chdir(dir) < 0) {
- FILE_OP_ERROR(dir, "chdir");
- if (debug_mode) g_free(prevdir);
- return -1;
- } else if (debug_mode) {
- gchar *cwd;
- cwd = g_get_current_dir();
- if (strcmp(prevdir, cwd) != 0)
- g_print("current dir: %s\n", cwd);
- g_free(cwd);
- g_free(prevdir);
- }
- return 0;
- }
- gint make_dir(const gchar *dir)
- {
- if (g_mkdir(dir, S_IRWXU) < 0) {
- FILE_OP_ERROR(dir, "mkdir");
- return -1;
- }
- if (g_chmod(dir, S_IRWXU) < 0)
- FILE_OP_ERROR(dir, "chmod");
- return 0;
- }
- gint make_dir_hier(const gchar *dir)
- {
- gchar *parent_dir;
- const gchar *p;
- for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
- parent_dir = g_strndup(dir, p - dir);
- if (*parent_dir != '\0') {
- if (!is_dir_exist(parent_dir)) {
- if (make_dir(parent_dir) < 0) {
- g_free(parent_dir);
- return -1;
- }
- }
- }
- g_free(parent_dir);
- }
- if (!is_dir_exist(dir)) {
- if (make_dir(dir) < 0)
- return -1;
- }
- return 0;
- }
- gint remove_all_files(const gchar *dir)
- {
- GDir *dp;
- const gchar *dir_name;
- gchar *prev_dir;
- prev_dir = g_get_current_dir();
- if (g_chdir(dir) < 0) {
- FILE_OP_ERROR(dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- if ((dp = g_dir_open(".", 0, NULL)) == NULL) {
- g_warning("failed to open directory: %s\n", dir);
- g_free(prev_dir);
- return -1;
- }
- while ((dir_name = g_dir_read_name(dp)) != NULL) {
- if (claws_unlink(dir_name) < 0)
- FILE_OP_ERROR(dir_name, "unlink");
- }
- g_dir_close(dp);
- if (g_chdir(prev_dir) < 0) {
- FILE_OP_ERROR(prev_dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- g_free(prev_dir);
- return 0;
- }
- gint remove_numbered_files(const gchar *dir, guint first, guint last)
- {
- GDir *dp;
- const gchar *dir_name;
- gchar *prev_dir;
- gint file_no;
- if (first == last) {
- /* Skip all the dir reading part. */
- gchar *filename = g_strdup_printf("%s%s%u", dir, G_DIR_SEPARATOR_S, first);
- if (claws_unlink(filename) < 0) {
- FILE_OP_ERROR(filename, "unlink");
- g_free(filename);
- return -1;
- }
- g_free(filename);
- return 0;
- }
- prev_dir = g_get_current_dir();
- if (g_chdir(dir) < 0) {
- FILE_OP_ERROR(dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- if ((dp = g_dir_open(".", 0, NULL)) == NULL) {
- g_warning("failed to open directory: %s\n", dir);
- g_free(prev_dir);
- return -1;
- }
- while ((dir_name = g_dir_read_name(dp)) != NULL) {
- file_no = to_number(dir_name);
- if (file_no > 0 && first <= file_no && file_no <= last) {
- if (is_dir_exist(dir_name))
- continue;
- if (claws_unlink(dir_name) < 0)
- FILE_OP_ERROR(dir_name, "unlink");
- }
- }
- g_dir_close(dp);
- if (g_chdir(prev_dir) < 0) {
- FILE_OP_ERROR(prev_dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- g_free(prev_dir);
- return 0;
- }
- gint remove_numbered_files_not_in_list(const gchar *dir, GSList *numberlist)
- {
- GDir *dp;
- const gchar *dir_name;
- gchar *prev_dir;
- gint file_no;
- prev_dir = g_get_current_dir();
- if (g_chdir(dir) < 0) {
- FILE_OP_ERROR(dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- if ((dp = g_dir_open(".", 0, NULL)) == NULL) {
- FILE_OP_ERROR(dir, "opendir");
- g_free(prev_dir);
- return -1;
- }
- while ((dir_name = g_dir_read_name(dp)) != NULL) {
- file_no = to_number(dir_name);
- if (file_no > 0 && (g_slist_find(numberlist, GINT_TO_POINTER(file_no)) == NULL)) {
- debug_print("removing unwanted file %d from %s\n", file_no, dir);
- if (is_dir_exist(dir_name))
- continue;
- if (claws_unlink(dir_name) < 0)
- FILE_OP_ERROR(dir_name, "unlink");
- }
- }
- g_dir_close(dp);
- if (g_chdir(prev_dir) < 0) {
- FILE_OP_ERROR(prev_dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- g_free(prev_dir);
- return 0;
- }
- gint remove_all_numbered_files(const gchar *dir)
- {
- return remove_numbered_files(dir, 0, UINT_MAX);
- }
- gint remove_dir_recursive(const gchar *dir)
- {
- struct stat s;
- GDir *dp;
- const gchar *dir_name;
- gchar *prev_dir;
- if (g_stat(dir, &s) < 0) {
- FILE_OP_ERROR(dir, "stat");
- if (ENOENT == errno) return 0;
- return -1;
- }
- if (!S_ISDIR(s.st_mode)) {
- if (claws_unlink(dir) < 0) {
- FILE_OP_ERROR(dir, "unlink");
- return -1;
- }
- return 0;
- }
- prev_dir = g_get_current_dir();
- /* g_print("prev_dir = %s\n", prev_dir); */
- if (!path_cmp(prev_dir, dir)) {
- g_free(prev_dir);
- if (g_chdir("..") < 0) {
- FILE_OP_ERROR(dir, "chdir");
- return -1;
- }
- prev_dir = g_get_current_dir();
- }
- if (g_chdir(dir) < 0) {
- FILE_OP_ERROR(dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- if ((dp = g_dir_open(".", 0, NULL)) == NULL) {
- g_warning("failed to open directory: %s\n", dir);
- g_chdir(prev_dir);
- g_free(prev_dir);
- return -1;
- }
- /* remove all files in the directory */
- while ((dir_name = g_dir_read_name(dp)) != NULL) {
- /* g_print("removing %s\n", dir_name); */
- if (is_dir_exist(dir_name)) {
- if (remove_dir_recursive(dir_name) < 0) {
- g_warning("can't remove directory\n");
- return -1;
- }
- } else {
- if (claws_unlink(dir_name) < 0)
- FILE_OP_ERROR(dir_name, "unlink");
- }
- }
- g_dir_close(dp);
- if (g_chdir(prev_dir) < 0) {
- FILE_OP_ERROR(prev_dir, "chdir");
- g_free(prev_dir);
- return -1;
- }
- g_free(prev_dir);
- if (g_rmdir(dir) < 0) {
- FILE_OP_ERROR(dir, "rmdir");
- return -1;
- }
- return 0;
- }
- gint rename_force(const gchar *oldpath, const gchar *newpath)
- {
- #ifndef G_OS_UNIX
- if (!is_file_entry_exist(oldpath)) {
- errno = ENOENT;
- return -1;
- }
- if (is_file_exist(newpath)) {
- if (claws_unlink(newpath) < 0)
- FILE_OP_ERROR(newpath, "unlink");
- }
- #endif
- return g_rename(oldpath, newpath);
- }
- /*
- * Append src file body to the tail of dest file.
- * Now keep_backup has no effects.
- */
- gint append_file(const gchar *src, const gchar *dest, gboolean keep_backup)
- {
- FILE *src_fp, *dest_fp;
- gint n_read;
- gchar buf[BUFSIZ];
- gboolean err = FALSE;
- if ((src_fp = g_fopen(src, "rb")) == NULL) {
- FILE_OP_ERROR(src, "g_fopen");
- return -1;
- }
- if ((dest_fp = g_fopen(dest, "ab")) == NULL) {
- FILE_OP_ERROR(dest, "g_fopen");
- fclose(src_fp);
- return -1;
- }
- if (change_file_mode_rw(dest_fp, dest) < 0) {
- FILE_OP_ERROR(dest, "chmod");
- g_warning("can't change file mode\n");
- }
- while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
- if (n_read < sizeof(buf) && ferror(src_fp))
- break;
- if (fwrite(buf, 1, n_read, dest_fp) < n_read) {
- g_warning("writing to %s failed.\n", dest);
- fclose(dest_fp);
- fclose(src_fp);
- claws_unlink(dest);
- return -1;
- }
- }
- if (ferror(src_fp)) {
- FILE_OP_ERROR(src, "fread");
- err = TRUE;
- }
- fclose(src_fp);
- if (fclose(dest_fp) == EOF) {
- FILE_OP_ERROR(dest, "fclose");
- err = TRUE;
- }
- if (err) {
- claws_unlink(dest);
- return -1;
- }
- return 0;
- }
- gint copy_file(const gchar *src, const gchar *dest, gboolean keep_backup)
- {
- FILE *src_fp, *dest_fp;
- gint n_read;
- gchar buf[BUFSIZ];
- gchar *dest_bak = NULL;
- gboolean err = FALSE;
- if ((src_fp = g_fopen(src, "rb")) == NULL) {
- FILE_OP_ERROR(src, "g_fopen");
- return -1;
- }
- if (is_file_exist(dest)) {
- dest_bak = g_strconcat(dest, ".bak", NULL);
- if (rename_force(dest, dest_bak) < 0) {
- FILE_OP_ERROR(dest, "rename");
- fclose(src_fp);
- g_free(dest_bak);
- return -1;
- }
- }
- if ((dest_fp = g_fopen(dest, "wb")) == NULL) {
- FILE_OP_ERROR(dest, "g_fopen");
- fclose(src_fp);
- if (dest_bak) {
- if (rename_force(dest_bak, dest) < 0)
- FILE_OP_ERROR(dest_bak, "rename");
- g_free(dest_bak);
- }
- return -1;
- }
- if (change_file_mode_rw(dest_fp, dest) < 0) {
- FILE_OP_ERROR(dest, "chmod");
- g_warning("can't change file mode\n");
- }
- while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
- if (n_read < sizeof(buf) && ferror(src_fp))
- break;
- if (fwrite(buf, 1, n_read, dest_fp) < n_read) {
- g_warning("writing to %s failed.\n", dest);
- fclose(dest_fp);
- fclose(src_fp);
- claws_unlink(dest);
- if (dest_bak) {
- if (rename_force(dest_bak, dest) < 0)
- FILE_OP_ERROR(dest_bak, "rename");
- g_free(dest_bak);
- }
- return -1;
- }
- }
- if (ferror(src_fp)) {
- FILE_OP_ERROR(src, "fread");
- err = TRUE;
- }
- fclose(src_fp);
- if (fclose(dest_fp) == EOF) {
- FILE_OP_ERROR(dest, "fclose");
- err = TRUE;
- }
- if (err) {
- claws_unlink(dest);
- if (dest_bak) {
- if (rename_force(dest_bak, dest) < 0)
- FILE_OP_ERROR(dest_bak, "rename");
- g_free(dest_bak);
- }
- return -1;
- }
- if (keep_backup == FALSE && dest_bak)
- claws_unlink(dest_bak);
- g_free(dest_bak);
- return 0;
- }
- gint move_file(const gchar *src, const gchar *dest, gboolean overwrite)
- {
- if (overwrite == FALSE && is_file_exist(dest)) {
- g_warning("move_file(): file %s already exists.", dest);
- return -1;
- }
- if (rename_force(src, dest) == 0) return 0;
- if (EXDEV != errno) {
- FILE_OP_ERROR(src, "rename");
- return -1;
- }
- if (copy_file(src, dest, FALSE) < 0) return -1;
- claws_unlink(src);
- return 0;
- }
- gint copy_file_part_to_fp(FILE *fp, off_t offset, size_t length, FILE *dest_fp)
- {
- gint n_read;
- gint bytes_left, to_read;
- gchar buf[BUFSIZ];
- if (fseek(fp, offset, SEEK_SET) < 0) {
- perror("fseek");
- return -1;
- }
- bytes_left = length;
- to_read = MIN(bytes_left, sizeof(buf));
- while ((n_read = fread(buf, sizeof(gchar), to_read, fp)) > 0) {
- if (n_read < to_read && ferror(fp))
- break;
- if (fwrite(buf, 1, n_read, dest_fp) < n_read) {
- return -1;
- }
- bytes_left -= n_read;
- if (bytes_left == 0)
- break;
- to_read = MIN(bytes_left, sizeof(buf));
- }
- if (ferror(fp)) {
- perror("fread");
- return -1;
- }
- return 0;
- }
- gint copy_file_part(FILE *fp, off_t offset, size_t length, const gchar *dest)
- {
- FILE *dest_fp;
- gboolean err = FALSE;
- if ((dest_fp = g_fopen(dest, "wb")) == NULL) {
- FILE_OP_ERROR(dest, "g_fopen");
- return -1;
- }
- if (change_file_mode_rw(dest_fp, dest) < 0) {
- FILE_OP_ERROR(dest, "chmod");
- g_warning("can't change file mode\n");
- }
- if (copy_file_part_to_fp(fp, offset, length, dest_fp) < 0)
- err = TRUE;
- if (!err && fclose(dest_fp) == EOF) {
- FILE_OP_ERROR(dest, "fclose");
- err = TRUE;
- }
- if (err) {
- g_warning("writing to %s failed.\n", dest);
- claws_unlink(dest);
- return -1;
- }
- return 0;
- }
- /* convert line endings into CRLF. If the last line doesn't end with
- * linebreak, add it.
- */
- gchar *canonicalize_str(const gchar *str)
- {
- const gchar *p;
- guint new_len = 0;
- gchar *out, *outp;
- for (p = str; *p != '\0'; ++p) {
- if (*p != '\r') {
- ++new_len;
- if (*p == '\n')
- ++new_len;
- }
- }
- if (p == str || *(p - 1) != '\n')
- new_len += 2;
- out = outp = g_malloc(new_len + 1);
- for (p = str; *p != '\0'; ++p) {
- if (*p != '\r') {
- if (*p == '\n')
- *outp++ = '\r';
- *outp++ = *p;
- }
- }
- if (p == str || *(p - 1) != '\n') {
- *outp++ = '\r';
- *outp++ = '\n';
- }
- *outp = '\0';
- return out;
- }
- gint canonicalize_file(const gchar *src, const gchar *dest)
- {
- FILE *src_fp, *dest_fp;
- gchar buf[BUFFSIZE];
- gint len;
- gboolean err = FALSE;
- gboolean last_linebreak = FALSE;
- if (src == NULL || dest == NULL)
- return -1;
- if ((src_fp = g_fopen(src, "rb")) == NULL) {
- FILE_OP_ERROR(src, "g_fopen");
- return -1;
- }
- if ((dest_fp = g_fopen(dest, "wb")) == NULL) {
- FILE_OP_ERROR(dest, "g_fopen");
- fclose(src_fp);
- return -1;
- }
- if (change_file_mode_rw(dest_fp, dest) < 0) {
- FILE_OP_ERROR(dest, "chmod");
- g_warning("can't change file mode\n");
- }
- while (fgets(buf, sizeof(buf), src_fp) != NULL) {
- gint r = 0;
- len = strlen(buf);
- if (len == 0) break;
- last_linebreak = FALSE;
- if (buf[len - 1] != '\n') {
- last_linebreak = TRUE;
- r = fputs(buf, dest_fp);
- } else if (len > 1 && buf[len - 1] == '\n' && buf[len - 2] == '\r') {
- r = fputs(buf, dest_fp);
- } else {
- if (len > 1) {
- r = fwrite(buf, 1, len - 1, dest_fp);
- if (r != (len -1))
- r = EOF;
- }
- if (r != EOF)
- r = fputs("\r\n", dest_fp);
- }
- if (r == EOF) {
- g_warning("writing to %s failed.\n", dest);
- fclose(dest_fp);
- fclose(src_fp);
- claws_unlink(dest);
- return -1;
- }
- }
- if (last_linebreak == TRUE) {
- if (fputs("\r\n", dest_fp) == EOF)
- err = TRUE;
- }
- if (ferror(src_fp)) {
- FILE_OP_ERROR(src, "fgets");
- err = TRUE;
- }
- fclose(src_fp);
- if (fclose(dest_fp) == EOF) {
- FILE_OP_ERROR(dest, "fclose");
- err = TRUE;
- }
- if (err) {
- claws_unlink(dest);
- return -1;
- }
- return 0;
- }
- gint canonicalize_file_replace(const gchar *file)
- {
- gchar *tmp_file;
- tmp_file = get_tmp_file();
- if (canonicalize_file(file, tmp_file) < 0) {
- g_free(tmp_file);
- return -1;
- }
- if (move_file(tmp_file, file, TRUE) < 0) {
- g_warning("can't replace %s .\n", file);
- claws_unlink(tmp_file);
- g_free(tmp_file);
- return -1;
- }
- g_free(tmp_file);
- return 0;
- }
- gchar *normalize_newlines(const gchar *str)
- {
- const gchar *p = str;
- gchar *out, *outp;
- out = outp = g_malloc(strlen(str) + 1);
- for (p = str; *p != '\0'; ++p) {
- if (*p == '\r') {
- if (*(p + 1) != '\n')
- *outp++ = '\n';
- } else
- *outp++ = *p;
- }
- *outp = '\0';
- return out;
- }
- gchar *get_outgoing_rfc2822_str(FILE *fp)
- {
- gchar buf[BUFFSIZE];
- GString *str;
- gchar *ret;
- str = g_string_new(NULL);
- /* output header part */
- while (fgets(buf, sizeof(buf), fp) != NULL) {
- strretchomp(buf);
- if (!g_ascii_strncasecmp(buf, "Bcc:", 4)) {
- gint next;
- for (;;) {
- next = fgetc(fp);
- if (next == EOF)
- break;
- else if (next != ' ' && next != '\t') {
- ungetc(next, fp);
- break;
- }
- if (fgets(buf, sizeof(buf), fp) == NULL)
- break;
- }
- } else {
- g_string_append(str, buf);
- g_string_append(str, "\r\n");
- if (buf[0] == '\0')
- break;
- }
- }
- /* output body part */
- while (fgets(buf, sizeof(buf), fp) != NULL) {
- strretchomp(buf);
- if (buf[0] == '.')
- g_string_append_c(str, '.');
- g_string_append(str, buf);
- g_string_append(str, "\r\n");
- }
- ret = str->str;
- g_string_free(str, FALSE);
- return ret;
- }
- /*
- * Create a new boundary in a way that it is very unlikely that this
- * will occur in the following text. It would be easy to ensure
- * uniqueness if everything is either quoted-printable or base64
- * encoded (note that conversion is allowed), but because MIME bodies
- * may be nested, it may happen that the same boundary has already
- * been used.
- *
- * boundary := 0*69<bchars> bcharsnospace
- * bchars := bcharsnospace / " "
- * bcharsnospace := DIGIT / ALPHA / "'" / "(" / ")" /
- * "+" / "_" / "," / "-" / "." /
- * "/" / ":" / "=" / "?"
- *
- * some special characters removed because of buggy MTAs
- */
- gchar *generate_mime_boundary(const gchar *prefix)
- {
- static gchar tbl[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz"
- "1234567890+_./=";
- gchar buf_uniq[24];
- gint i;
- for (i = 0; i < sizeof(buf_uniq) - 1; i++)
- buf_uniq[i] = tbl[g_random_int_range(0, sizeof(tbl) - 1)];
- buf_uniq[i] = '\0';
- return g_strdup_printf("%s_/%s", prefix ? prefix : "MP",
- buf_uniq);
- }
- gint change_file_mode_rw(FILE *fp, const gchar *file)
- {
- #if HAVE_FCHMOD
- return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
- #else
- return g_chmod(file, S_IRUSR|S_IWUSR);
- #endif
- }
- FILE *my_tmpfile(void)
- {
- #if HAVE_MKSTEMP || defined(G_OS_WIN32)
- const gchar suffix[] = ".XXXXXX";
- const gchar *tmpdir;
- guint tmplen;
- const gchar *progname;
- guint proglen;
- gchar *fname;
- gint fd;
- FILE *fp;
- #ifndef G_OS_WIN32
- gchar buf[2]="\0";
- #endif
- tmpdir = get_tmp_dir();
- tmplen = strlen(tmpdir);
- progname = g_get_prgname();
- if (progname == NULL)
- progname = "claws-mail";
- proglen = strlen(progname);
- Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
- return tmpfile());
- memcpy(fname, tmpdir, tmplen);
- fname[tmplen] = G_DIR_SEPARATOR;
- memcpy(fname + tmplen + 1, progname, proglen);
- memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
- fd = mkstemp(fname);
- if (fd < 0)
- return tmpfile();
- #ifndef G_OS_WIN32
- claws_unlink(fname);
-
- /* verify that we can write in the file after unlinking */
- if (write(fd, buf, 1) < 0) {
- close(fd);
- return tmpfile();
- }
-
- #endif
- fp = fdopen(fd, "w+b");
- if (!fp)
- close(fd);
- else {
- rewind(fp);
- return fp;
- }
- #endif /* HAVE_MKSTEMP || G_OS_WIN32 */
- return tmpfile();
- }
- FILE *get_tmpfile_in_dir(const gchar *dir, gchar **filename)
- {
- int fd;
- #ifdef G_OS_WIN32
- char *template = g_strdup_printf ("%s%cclaws.XXXXXX",
- dir, G_DIR_SEPARATOR);
- fd = mkstemp_name(template, filename);
- g_free(template);
- #else
- *filename = g_strdup_printf("%s%cclaws.XXXXXX", dir, G_DIR_SEPARATOR);
- fd = mkstemp(*filename);
- #endif
- return fdopen(fd, "w+");
- }
- FILE *str_open_as_stream(const gchar *str)
- {
- FILE *fp;
- size_t len;
- cm_return_val_if_fail(str != NULL, NULL);
- fp = my_tmpfile();
- if (!fp) {
- FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
- return NULL;
- }
- len = strlen(str);
- if (len == 0) return fp;
- if (fwrite(str, 1, len, fp) != len) {
- FILE_OP_ERROR("str_open_as_stream", "fwrite");
- fclose(fp);
- return NULL;
- }
- rewind(fp);
- return fp;
- }
- gint str_write_to_file(const gchar *str, const gchar *file)
- {
- FILE *fp;
- size_t len;
- cm_return_val_if_fail(str != NULL, -1);
- cm_return_val_if_fail(file != NULL, -1);
- if ((fp = g_fopen(file, "wb")) == NULL) {
- FILE_OP_ERROR(file, "g_fopen");
- return -1;
- }
- len = strlen(str);
- if (len == 0) {
- fclose(fp);
- return 0;
- }
- if (fwrite(str, 1, len, fp) != len) {
- FILE_OP_ERROR(file, "fwrite");
- fclose(fp);
- claws_unlink(file);
- return -1;
- }
- if (fclose(fp) == EOF) {
- FILE_OP_ERROR(file, "fclose");
- claws_unlink(file);
- return -1;
- }
- return 0;
- }
- static gchar *file_read_stream_to_str_full(FILE *fp, gboolean recode)
- {
- GByteArray *array;
- guchar buf[BUFSIZ];
- gint n_read;
- gchar *str;
- cm_return_val_if_fail(fp != NULL, NULL);
- array = g_byte_array_new();
- while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
- if (n_read < sizeof(buf) && ferror(fp))
- break;
- g_byte_array_append(array, buf, n_read);
- }
- if (ferror(fp)) {
- FILE_OP_ERROR("file stream", "fread");
- g_byte_array_free(array, TRUE);
- return NULL;
- }
- buf[0] = '\0';
- g_byte_array_append(array, buf, 1);
- str = (gchar *)array->data;
- g_byte_array_free(array, FALSE);
- if (recode && !g_utf8_validate(str, -1, NULL)) {
- const gchar *src_codeset, *dest_codeset;
- gchar *tmp = NULL;
- src_codeset = conv_get_locale_charset_str();
- dest_codeset = CS_UTF_8;
- tmp = conv_codeset_strdup(str, src_codeset, dest_codeset);
- g_free(str);
- str = tmp;
- }
- return str;
- }
- static gchar *file_read_to_str_full(const gchar *file, gboolean recode)
- {
- FILE *fp;
- gchar *str;
- struct stat s;
- #ifndef G_OS_WIN32
- gint fd, err;
- struct timeval timeout = {1, 0};
- fd_set fds;
- int fflags = 0;
- #endif
- cm_return_val_if_fail(file != NULL, NULL);
- if (g_stat(file, &s) != 0) {
- FILE_OP_ERROR(file, "stat");
- return NULL;
- }
- if (S_ISDIR(s.st_mode)) {
- g_warning("%s: is a directory\n", file);
- return NULL;
- }
- #ifdef G_OS_WIN32
- fp = g_fopen (file, "rb");
- if (fp == NULL) {
- FILE_OP_ERROR(file, "open");
- return NULL;
- }
- #else
- /* test whether the file is readable without blocking */
- fd = g_open(file, O_RDONLY | O_NONBLOCK, 0);
- if (fd == -1) {
- FILE_OP_ERROR(file, "open");
- return NULL;
- }
- FD_ZERO(&fds);
- FD_SET(fd, &fds);
- /* allow for one second */
- err = select(fd+1, &fds, NULL, NULL, &timeout);
- if (err <= 0 || !FD_ISSET(fd, &fds)) {
- if (err < 0) {
- FILE_OP_ERROR(file, "select");
- } else {
- g_warning("%s: doesn't seem readable\n", file);
- }
- close(fd);
- return NULL;
- }
-
- /* Now clear O_NONBLOCK */
- if ((fflags = fcntl(fd, F_GETFL)) < 0) {
- FILE_OP_ERROR(file, "fcntl (F_GETFL)");
- close(fd);
- return NULL;
- }
- if (fcntl(fd, F_SETFL, (fflags & ~O_NONBLOCK)) < 0) {
- FILE_OP_ERROR(file, "fcntl (F_SETFL)");
- close(fd);
- return NULL;
- }
-
- /* get the FILE pointer */
- fp = fdopen(fd, "rb");
- if (fp == NULL) {
- FILE_OP_ERROR(file, "fdopen");
- close(fd); /* if fp isn't NULL, we'll use fclose instead! */
- return NULL;
- }
- #endif
- str = file_read_stream_to_str_full(fp, recode);
- fclose(fp);
- return str;
- }
- gchar *file_read_to_str(const gchar *file)
- {
- return file_read_to_str_full(file, TRUE);
- }
- gchar *file_read_stream_to_str(FILE *fp)
- {
- return file_read_stream_to_str_full(fp, TRUE);
- }
- gchar *file_read_to_str_no_recode(const gchar *file)
- {
- return file_read_to_str_full(file, FALSE);
- }
- gchar *file_read_stream_to_str_no_recode(FILE *fp)
- {
- return file_read_stream_to_str_full(fp, FALSE);
- }
- char *fgets_crlf(char *buf, int size, FILE *stream)
- {
- gboolean is_cr = FALSE;
- gboolean last_was_cr = FALSE;
- int c = 0;
- char *cs;
- cs = buf;
- while (--size > 0 && (c = getc(stream)) != EOF)
- {
- *cs++ = c;
- is_cr = (c == '\r');
- if (c == '\n') {
- break;
- }
- if (last_was_cr) {
- *(--cs) = '\n';
- cs++;
- ungetc(c, stream);
- break;
- }
- last_was_cr = is_cr;
- }
- if (c == EOF && cs == buf)
- return NULL;
- *cs = '\0';
- return buf;
- }
- static gint execute_async(gchar *const argv[])
- {
- cm_return_val_if_fail(argv != NULL && argv[0] != NULL, -1);
- if (g_spawn_async(NULL, (gchar **)argv, NULL, G_SPAWN_SEARCH_PATH,
- NULL, NULL, NULL, FALSE) == FALSE) {
- g_warning("Couldn't execute command: %s\n", argv[0]);
- return -1;
- }
- return 0;
- }
- static gint execute_sync(gchar *const argv[])
- {
- gint status;
- cm_return_val_if_fail(argv != NULL && argv[0] != NULL, -1);
- #ifdef G_OS_UNIX
- if (g_spawn_sync(NULL, (gchar **)argv, NULL, G_SPAWN_SEARCH_PATH,
- NULL, NULL, NULL, NULL, &status, NULL) == FALSE) {
- g_warning("Couldn't execute command: %s\n", argv[0]);
- return -1;
- }
- if (WIFEXITED(status))
- return WEXITSTATUS(status);
- else
- return -1;
- #else
- if (g_spawn_sync(NULL, (gchar **)argv, NULL, G_SPAWN_SEARCH_PATH|
- G_SPAWN_CHILD_INHERITS_STDIN|G_SPAWN_LEAVE_DESCRIPTORS_OPEN,
- NULL, NULL, NULL, NULL, &status, NULL) == FALSE) {
- g_warning("Couldn't execute command: %s\n", argv[0]);
- return -1;
- }
- return status;
- #endif
- }
- gint execute_command_line(const gchar *cmdline, gboolean async)
- {
- gchar **argv;
- gint ret;
- debug_print("execute_command_line(): executing: %s\n", cmdline?cmdline:"(null)");
- argv = strsplit_with_quote(cmdline, " ", 0);
- if (async)
- ret = execute_async(argv);
- else
- ret = execute_sync(argv);
- g_strfreev(argv);
- return ret;
- }
- gchar *get_command_output(const gchar *cmdline)
- {
- gchar *child_stdout;
- gint status;
- cm_return_val_if_fail(cmdline != NULL, NULL);
- debug_print("get_command_output(): executing: %s\n", cmdline);
- if (g_spawn_command_line_sync(cmdline, &child_stdout, NULL, &status,
- NULL) == FALSE) {
- g_warning("Couldn't execute command: %s\n", cmdline);
- return NULL;
- }
- return child_stdout;
- }
- #ifndef MAEMO
- static gint is_unchanged_uri_char(char c)
- {
- switch (c) {
- case '(':
- case ')':
- return 0;
- default:
- return 1;
- }
- }
- static void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
- {
- int i;
- int k;
- k = 0;
- for(i = 0; i < strlen(uri) ; i++) {
- if (is_unchanged_uri_char(uri[i])) {
- if (k + 2 >= bufsize)
- break;
- encoded_uri[k++] = uri[i];
- }
- else {
- char * hexa = "0123456789ABCDEF";
- if (k + 4 >= bufsize)
- break;
- encoded_uri[k++] = '%';
- encoded_uri[k++] = hexa[uri[i] / 16];
- encoded_uri[k++] = hexa[uri[i] % 16];
- }
- }
- encoded_uri[k] = 0;
- }
- #endif
- gint open_uri(const gchar *uri, const gchar *cmdline)
- {
- #ifndef MAEMO
- #ifndef G_OS_WIN32
- gchar buf[BUFFSIZE];
- gchar *p;
- gchar encoded_uri[BUFFSIZE];
- cm_return_val_if_fail(uri != NULL, -1);
- /* an option to choose whether to use encode_uri or not ? */
- encode_uri(encoded_uri, BUFFSIZE, uri);
- if (cmdline &&
- (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
- !strchr(p + 2, '%'))
- g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
- else {
- if (cmdline)
- g_warning("Open URI command-line is invalid "
- "(there must be only one '%%s'): %s",
- cmdline);
- g_snprintf(buf, sizeof(buf), DEFAULT_BROWSER_CMD, encoded_uri);
- }
- execute_command_line(buf, TRUE);
- #else
- ShellExecute(NULL, "open", uri, NULL, NULL, SW_SHOW);
- #endif
- #else
- extern osso_context_t *get_osso_context(void);
- osso_rpc_run_with_defaults(get_osso_context(), "osso_browser",
- OSSO_BROWSER_OPEN_NEW_WINDOW_REQ, NULL,
- DBUS_TYPE_STRING, uri, DBUS_TYPE_INVALID);
- #endif
- return 0;
- }
- gint open_txt_editor(const gchar *filepath, const gchar *cmdline)
- {
- gchar buf[BUFFSIZE];
- gchar *p;
- cm_return_val_if_fail(filepath != NULL, -1);
- if (cmdline &&
- (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
- !strchr(p + 2, '%'))
- g_snprintf(buf, sizeof(buf), cmdline, filepath);
- else {
- if (cmdline)
- g_warning("Open Text Editor command-line is invalid "
- "(there must be only one '%%s'): %s",
- cmdline);
- g_snprintf(buf, sizeof(buf), DEFAULT_EDITOR_CMD, filepath);
- }
- execute_command_line(buf, TRUE);
- return 0;
- }
- time_t remote_tzoffset_sec(const gchar *zone)
- {
- static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
- gchar zone3[4];
- gchar *p;
- gchar c;
- gint iustz;
- gint offset;
- time_t remoteoffset;
- strncpy(zone3, zone, 3);
- zone3[3] = '\0';
- remoteoffset = 0;
- if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
- (c == '+' || c == '-')) {
- remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
- if (c == '-')
- remoteoffset = -remoteoffset;
- } else if (!strncmp(zone, "UT" , 2) ||
- !strncmp(zone, "GMT", 2)) {
- remoteoffset = 0;
- } else if (strlen(zone3) == 3) {
- for (p = ustzstr; *p != '\0'; p += 3) {
- if (!g_ascii_strncasecmp(p, zone3, 3)) {
- iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
- remoteoffset = iustz * 3600;
- break;
- }
- }
- if (*p == '\0')
- return -1;
- } else if (strlen(zone3) == 1) {
- switch (zone[0]) {
- case 'Z': remoteoffset = 0; break;
- case 'A': remoteoffset = -1; break;
- case 'B': remoteoffset = -2; break;
- case 'C': remoteoffset = -3; break;
- case 'D': remoteoffset = -4; break;
- case 'E': remoteoffset = -5; break;
- case 'F': remoteoffset = -6; break;
- case 'G': remoteoffset = -7; break;
- case 'H': remoteoffset = -8; break;
- case 'I': remoteoffset = -9; break;
- case 'K': remoteoffset = -10; break; /* J is not used */
- case 'L': remoteoffset = -11; break;
- case 'M': remoteoffset = -12; break;
- case 'N': remoteoffset = 1; break;
- case 'O': remoteoffset = 2; break;
- case 'P': remoteoffset = 3; break;
- case 'Q': remoteoffset = 4; break;
- case 'R': remoteoffset = 5; break;
- case 'S': remoteoffset = 6; break;
- case 'T': remoteoffset = 7; break;
- case 'U': remoteoffset = 8; break;
- case 'V': remoteoffset = 9; break;
- case 'W': remoteoffset = 10; break;
- case 'X': remoteoffset = 11; break;
- case 'Y': remoteoffset = 12; break;
- default: remoteoffset = 0; break;
- }
- remoteoffset = remoteoffset * 3600;
- } else
- return -1;
- return remoteoffset;
- }
- time_t tzoffset_sec(time_t *now)
- {
- struct tm gmt, *lt;
- gint off;
- struct tm buf1, buf2;
- #ifdef G_OS_WIN32
- if (now && *now < 0)
- return 0;
- #endif
- gmt = *gmtime_r(now, &buf1);
- lt = localtime_r(now, &buf2);
- off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
- if (lt->tm_year < gmt.tm_year)
- off -= 24 * 60;
- else if (lt->tm_year > gmt.tm_year)
- off += 24 * 60;
- else if (lt->tm_yday < gmt.tm_yday)
- off -= 24 * 60;
- else if (lt->tm_yday > gmt.tm_yday)
- off += 24 * 60;
- if (off >= 24 * 60) /* should be impossible */
- off = 23 * 60 + 59; /* if not, insert silly value */
- if (off <= -24 * 60)
- off = -(23 * 60 + 59);
- return off * 60;
- }
- /* calculate timezone offset */
- gchar *tzoffset(time_t *now)
- {
- static gchar offset_string[6];
- struct tm gmt, *lt;
- gint off;
- gchar sign = '+';
- struct tm buf1, buf2;
- #ifdef G_OS_WIN32
- if (now && *now < 0)
- return 0;
- #endif
- gmt = *gmtime_r(now, &buf1);
- lt = localtime_r(now, &buf2);
- off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
- if (lt->tm_year < gmt.tm_year)
- off -= 24 * 60;
- else if (lt->tm_year > gmt.tm_year)
- off += 24 * 60;
- else if (lt->tm_yday < gmt.tm_yday)
- off -= 24 * 60;
- else if (lt->tm_yday > gmt.tm_yday)
- off += 24 * 60;
- if (off < 0) {
- sign = '-';
- off = -off;
- }
- if (off >= 24 * 60) /* should be impossible */
- off = 23 * 60 + 59; /* if not, insert silly value */
- sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
- return offset_string;
- }
- void get_rfc822_date(gchar *buf, gint len)
- {
- struct tm *lt;
- time_t t;
- gchar day[4], mon[4];
- gint dd, hh, mm, ss, yyyy;
- struct tm buf1;
- gchar buf2[BUFFSIZE];
- t = time(NULL);
- lt = localtime_r(&t, &buf1);
- sscanf(asctime_r(lt, buf2), "%3s %3s %d %d:%d:%d %d\n",
- day, mon, &dd, &hh, &mm, &ss, &yyyy);
- g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
- day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
- }
- void debug_set_mode(gboolean mode)
- {
- debug_mode = mode;
- }
- gboolean debug_get_mode(void)
- {
- return debug_mode;
- }
- void debug_print_real(const gchar *format, ...)
- {
- va_list args;
- gchar buf[BUFFSIZE];
- if (!debug_mode) return;
- va_start(args, format);
- g_vsnprintf(buf, sizeof(buf), format, args);
- va_end(args);
- g_print("%s", buf);
- }
- const char * debug_srcname(const char *file)
- {
- const char *s = strrchr (file, '/');
- return s? s+1:file;
- }
- void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
- {
- if (subject == NULL)
- subject = "";
- else
- subject += subject_get_prefix_length(subject);
- return g_hash_table_lookup(subject_table, subject);
- }
- void subject_table_insert(GHashTable *subject_table, gchar * subject,
- void * data)
- {
- if (subject == NULL || *subject == 0)
- return;
- subject += subject_get_prefix_length(subject);
- g_hash_table_insert(subject_table, subject, data);
- }
- void subject_table_remove(GHashTable *subject_table, gchar * subject)
- {
- if (subject == NULL)
- return;
- subject += subject_get_prefix_length(subject);
- g_hash_table_remove(subject_table, subject);
- }
- #ifndef G_OS_WIN32
- static regex_t u_regex;
- static gboolean u_init_;
- #endif
- void utils_free_regex(void)
- {
- #ifndef G_OS_WIN32
- if (u_init_) {
- regfree(&u_regex);
- u_init_ = FALSE;
- }
- #endif
- }
- /*!
- *\brief Check if a string is prefixed with known (combinations)
- * of prefixes. The function assumes that each prefix
- * is terminated by zero or exactly _one_ space.
- *
- *\param str String to check for a prefixes
- *
- *\return int Number of chars in the prefix that should be skipped
- * for a "clean" subject line. If no prefix was found, 0
- * is returned.
- */
- int subject_get_prefix_length(const gchar *subject)
- {
- #ifndef G_OS_WIN32
- /*!< Array with allowable reply prefixes regexps. */
- static const gchar * const prefixes[] = {
- "Re\\:", /* "Re:" */
- "Re\\[[1-9][0-9]*\\]\\:", /* "Re[XXX]:" (non-conforming news mail clients) */
- "Antw\\:", /* "Antw:" (Dutch / German Outlook) */
- "Aw\\:", /* "Aw:" (German) */
- "Antwort\\:", /* "Antwort:" (German Lotus Notes) */
- "Res\\:", /* "Res:" (Spanish/Brazilian Outlook) */
- "Fw\\:", /* "Fw:" Forward */
- "Fwd\\:", /* "Fwd:" Forward */
- "Enc\\:", /* "Enc:" Forward (Brazilian Outlook) */
- "Odp\\:", /* "Odp:" Re (Polish Outlook) */
- "Rif\\:", /* "Rif:" (Italian Outlook) */
- "Sv\\:", /* "Sv" (Norwegian) */
- "Vs\\:", /* "Vs" (Norwegian) */
- "Ad\\:", /* "Ad" (Norwegian) */
- "\347\255\224\345\244\215\\:", /* "Re" (Chinese, UTF-8) */
- "R\303\251f\\. \\:", /* "R?f. :" (French Lotus Notes) */
- "Re \\:", /* "Re :" (French Yahoo Mail) */
- /* add more */
- };
- const int PREFIXES = sizeof prefixes / sizeof prefixes[0];
- int n;
- regmatch_t pos;
- if (!subject) return 0;
- if (!*subject) return 0;
- if (!u_init_) {
- GString *s = g_string_new("");
- for (n = 0; n < PREFIXES; n++)
- /* Terminate each prefix regexpression by a
- * "\ ?" (zero or ONE space), and OR them */
- g_string_append_printf(s, "(%s\\ ?)%s",
- prefixes[n],
- n < PREFIXES - 1 ?
- "|" : "");
- g_string_prepend(s, "(");
- g_string_append(s, ")+"); /* match at least once */
- g_string_prepend(s, "^\\ *"); /* from beginning of line */
- /* We now have something like "^\ *((PREFIX1\ ?)|(PREFIX2\ ?))+"
- * TODO: Should this be "^\ *(((PREFIX1)|(PREFIX2))\ ?)+" ??? */
- if (regcomp(&u_regex, s->str, REG_EXTENDED | REG_ICASE)) {
- debug_print("Error compiling regexp %s\n", s->str);
- g_string_free(s, TRUE);
- return 0;
- } else {
- u_init_ = TRUE;
- g_string_free(s, TRUE);
- }
- }
- if (!regexec(&u_regex, subject, 1, &pos, 0) && pos.rm_so != -1)
- return pos.rm_eo;
- else
- return 0;
- #else
- /*!< Array with allowable reply prefixes regexps. */
- static const gchar * const prefixes[] = {
- "re:", /* "Re:" */
- "antw:", /* "Antw:" (Dutch / German Outlook) */
- "aw:", /* "Aw:" (German) */
- "antwort:", /* "Antwort:" (German Lotus Notes) */
- "res:", /* "Res:" (Spanish/Brazilian Outlook) */
- "fw:", /* "Fw:" Forward */
- "fwd:", /* "Fwd:" Forward */
- "enc:", /* "Enc:" Forward (Brazilian Outlook) */
- "odp:", /* "Odp:" Re (Polish Outlook) */
- "rif:", /* "Rif:" (Italian Outlook) */
- "sv:", /* "Sv" (Norwegian) */
- "vs:", /* "Vs" (Norwegian) */
- "ad:", /* "Ad" (Norwegian) */
- "R\303\251f. :", /* "R?f. :" (French Lotus Notes) */
- "Re :", /* "Re :" (French Yahoo Mail) */
- /* add more */
- };
- const int PREFIXES = sizeof prefixes / sizeof prefixes[0];
- int n;
- if (!subject) return 0;
- if (!*subject) return 0;
- for (n = 0; n < PREFIXES; n++) {
- int len = strlen(prefixes[n]);
- if (!strncasecmp(subject, prefixes[n], len)) {
- if (subject[len] == ' ')
- return len+1;
- else
- return len;
- }
- }
- return 0;
- #endif
- }
- static guint g_stricase_hash(gconstpointer gptr)
- {
- guint hash_result = 0;
- const char *str;
- for (str = gptr; str && *str; str++) {
- hash_result += toupper(*str);
- }
- return hash_result;
- }
- static gint g_stricase_equal(gconstpointer gptr1, gconstpointer gptr2)
- {
- const char *str1 = gptr1;
- const char *str2 = gptr2;
- return !strcasecmp(str1, str2);
- }
- gint g_int_compare(gconstpointer a, gconstpointer b)
- {
- return GPOINTER_TO_INT(a) - GPOINTER_TO_INT(b);
- }
- gchar *generate_msgid(gchar *buf, gint len, gchar *user_addr)
- {
- struct tm *lt;
- time_t t;
- gchar *addr;
- struct tm buft;
- t = time(NULL);
- lt = localtime_r(&t, &buft);
- if (user_addr != NULL)
- addr = g_strdup_printf(".%s", user_addr);
- else if (strlen(buf) != 0)
- addr = g_strdup_printf("@%s", buf);
- else
- addr = g_strdup_printf("@%s", get_domain_name());
- /* Replace all @ but the last one in addr, with underscores.
- * RFC 2822 States that msg-id syntax only allows one @.
- */
- while (strchr(addr, '@') != NULL && strchr(addr, '@') != strrchr(addr, '@'))
- *(strchr(addr, '@')) = '_';
- g_snprintf(buf, len, "%04d%02d%02d%02d%02d%02d.%08x%s",
- lt->tm_year + 1900, lt->tm_mon + 1,
- lt->tm_mday, lt->tm_hour,
- lt->tm_min, lt->tm_sec,
- (guint) rand(), addr);
- g_free(addr);
- return buf;
- }
- /*
- quote_cmd_argument()
- return a quoted string safely usable in argument of a command.
- code is extracted and adapted from etPan! project -- DINH V. Ho?.
- */
- gint quote_cmd_argument(gchar * result, guint size,
- const gchar * path)
- {
- const gchar * p;
- gchar * result_p;
- guint remaining;
- result_p = result;
- remaining = size;
- for(p = path ; * p != '\0' ; p ++) {
- if (isalnum((guchar)*p) || (* p == '/')) {
- if (remaining > 0) {
- * result_p = * p;
- result_p ++;
- remaining --;
- }
- else {
- result[size - 1] = '\0';
- return -1;
- }
- }
- else {
- if (remaining >= 2) {
- * result_p = '\\';
- result_p ++;
- * result_p = * p;
- result_p ++;
- remaining -= 2;
- }
- else {
- result[size - 1] = '\0';
- return -1;
- }
- }
- }
- if (remaining > 0) {
- * result_p = '\0';
- }
- else {
- result[size - 1] = '\0';
- return -1;
- }
- return 0;
- }
- typedef struct
- {
- GNode *parent;
- GNodeMapFunc func;
- gpointer data;
- } GNodeMapData;
- static void g_node_map_recursive(GNode *node, gpointer data)
- {
- GNodeMapData *mapdata = (GNodeMapData *) data;
- GNode *newnode;
- GNodeMapData newmapdata;
- gpointer newdata;
- newdata = mapdata->func(node->data, mapdata->data);
- if (newdata != NULL) {
- newnode = g_node_new(newdata);
- g_node_append(mapdata->parent, newnode);
- newmapdata.parent = newnode;
- newmapdata.func = mapdata->func;
- newmapdata.data = mapdata->data;
- g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &newmapdata);
- }
- }
- GNode *g_node_map(GNode *node, GNodeMapFunc func, gpointer data)
- {
- GNode *root;
- GNodeMapData mapdata;
- cm_return_val_if_fail(node != NULL, NULL);
- cm_return_val_if_fail(func != NULL, NULL);
- root = g_node_new(func(node->data, data));
- mapdata.parent = root;
- mapdata.func = func;
- mapdata.data = data;
- g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &mapdata);
- return root;
- }
- #define HEX_TO_INT(val, hex) \
- { \
- gchar c = hex; \
- \
- if ('0' <= c && c <= '9') { \
- val = c - '0'; \
- } else if ('a' <= c && c <= 'f') { \
- val = c - 'a' + 10; \
- } else if ('A' <= c && c <= 'F') { \
- val = c - 'A' + 10; \
- } else { \
- val = -1; \
- } \
- }
- gboolean get_hex_value(guchar *out, gchar c1, gchar c2)
- {
- gint hi, lo;
- HEX_TO_INT(hi, c1);
- HEX_TO_INT(lo, c2);
- if (hi == -1 || lo == -1)
- return FALSE;
- *out = (hi << 4) + lo;
- return TRUE;
- }
- #define INT_TO_HEX(hex, val) \
- { \
- if ((val) < 10) \
- hex = '0' + (val); \
- else \
- hex = 'A' + (val) - 10; \
- }
- void get_hex_str(gchar *out, guchar ch)
- {
- gchar hex;
- INT_TO_HEX(hex, ch >> 4);
- *out++ = hex;
- INT_TO_HEX(hex, ch & 0x0f);
- *out++ = hex;
- }
- #undef REF_DEBUG
- #ifndef REF_DEBUG
- #define G_PRINT_REF 1 == 1 ? (void) 0 : (void)
- #else
- #define G_PRINT_REF g_print
- #endif
- /*!
- *\brief Register ref counted pointer. It is based on GBoxed, so should
- * work with anything that uses the GType system. The semantics
- * are similar to a C++ auto pointer, with the exception that
- * C doesn't have automatic closure (calling destructors) when
- * exiting a block scope.
- * Use the \ref G_TYPE_AUTO_POINTER macro instead of calling this
- * function directly.
- *
- *\return GType A GType type.
- */
- GType g_auto_pointer_register(void)
- {
- static GType auto_pointer_type;
- if (!auto_pointer_type)
- auto_pointer_type =
- g_boxed_type_register_static
- ("G_TYPE_AUTO_POINTER",
- (GBoxedCopyFunc) g_auto_pointer_copy,
- (GBoxedFreeFunc) g_auto_pointer_free);
- return auto_pointer_type;
- }
- /*!
- *\brief Structure with g_new() allocated pointer guarded by the
- * auto pointer
- */
- typedef struct AutoPointerRef {
- void (*free) (gpointer);
- gpointer pointer;
- glong cnt;
- } AutoPointerRef;
- /*!
- *\brief The auto pointer opaque structure that references the
- * pointer guard block.
- */
- typedef struct AutoPointer {
- AutoPointerRef *ref;
- gpointer ptr; /*!< access to protected pointer */
- } AutoPointer;
- /*!
- *\brief Creates an auto pointer for a g_new()ed pointer. Example:
- *
- *\code
- *
- * ... tell gtk_list_store it should use a G_TYPE_AUTO_POINTER
- * ... when assigning, copying and freeing storage elements
- *
- * gtk_list_store_new(N_S_COLUMNS,
- * G_TYPE_AUTO_POINTER,
- * -1);
- *
- *
- * Template *precious_data = g_new0(Template, 1);
- * g_pointer protect = g_auto_pointer_new(precious_data);
- *
- * gtk_list_store_set(container, &iter,
- * S_DATA, protect,
- * -1);
- *
- * ... the gtk_list_store has copied the pointer and
- * ... incremented its reference count, we should free
- * ... the auto pointer (in C++ a destructor would do
- * ... this for us when leaving block scope)
- *
- * g_auto_pointer_free(protect);
- *
- * ... gtk_list_store_set() now manages the data. When
- * ... *explicitly* requesting a pointer from the list
- * ... store, don't forget you get a copy that should be
- * ... freed with g_auto_pointer_free() eventually.
- *
- *\endcode
- *
- *\param pointer Pointer to be guarded.
- *
- *\return GAuto * Pointer that should be used in containers with
- * GType support.
- */
- GAuto *g_auto_pointer_new(gpointer p)
- {
- AutoPointerRef *ref;
- AutoPointer *ptr;
- if (p == NULL)
- return NULL;
- ref = g_new0(AutoPointerRef, 1);
- ptr = g_new0(AutoPointer, 1);
- ref->pointer = p;
- ref->free = g_free;
- ref->cnt = 1;
- ptr->ref = ref;
- ptr->ptr = p;
- #ifdef REF_DEBUG
- G_PRINT_REF ("XXXX ALLOC(%lx)\n", p);
- #endif
- return ptr;
- }
- /*!
- *\brief Allocate an autopointer using the passed \a free function to
- * free the guarded pointer
- */
- GAuto *g_auto_pointer_new_with_free(gpointer p, GFreeFunc free_)
- {
- AutoPointer *aptr;
- if (p == NULL)
- return NULL;
- aptr = g_auto_pointer_new(p);
- aptr->ref->free = free_;
- return aptr;
- }
- gpointer g_auto_pointer_get_ptr(GAuto *auto_ptr)
- {
- if (auto_ptr == NULL)
- return NULL;
- return ((AutoPointer *) auto_ptr)->ptr;
- }
- /*!
- *\brief Copies an auto pointer by. It's mostly not necessary
- * to call this function directly, unless you copy/assign
- * the guarded pointer.
- *
- *\param auto_ptr Auto pointer returned by previous call to
- * g_auto_pointer_new_XXX()
- *
- *\return gpointer An auto pointer
- */
- GAuto *g_auto_pointer_copy(GAuto *auto_ptr)
- {
- AutoPointer *ptr;
- AutoPointerRef *ref;
- AutoPointer *newp;
- if (auto_ptr == NULL)
- return NULL;
- ptr = auto_ptr;
- ref = ptr->ref;
- newp = g_new0(AutoPointer, 1);
- newp->ref = ref;
- newp->ptr = ref->pointer;
- ++(ref->cnt);
- #ifdef REF_DEBUG
- G_PRINT_REF ("XXXX COPY(%lx) -- REF (%d)\n", ref->pointer, ref->cnt);
- #endif
- return newp;
- }
- /*!
- *\brief Free an auto pointer
- */
- void g_auto_pointer_free(GAuto *auto_ptr)
- {
- AutoPointer *ptr;
- AutoPointerRef *ref;
- if (auto_ptr == NULL)
- return;
- ptr = auto_ptr;
- ref = ptr->ref;
- if (--(ref->cnt) == 0) {
- #ifdef REF_DEBUG
- G_PRINT_REF ("XXXX FREE(%lx) -- REF (%d)\n", ref->pointer, ref->cnt);
- #endif
- ref->free(ref->pointer);
- g_free(ref);
- }
- #ifdef REF_DEBUG
- else
- G_PRINT_REF ("XXXX DEREF(%lx) -- REF (%d)\n", ref->pointer, ref->cnt);
- #endif
- g_free(ptr);
- }
- void replace_returns(gchar *str)
- {
- if (!str)
- return;
- while (strstr(str, "\n")) {
- *strstr(str, "\n") = ' ';
- }
- while (strstr(str, "\r")) {
- *strstr(str, "\r") = ' ';
- }
- }
- /* get_uri_part() - retrieves a URI starting from scanpos.
- Returns TRUE if succesful */
- gboolean get_uri_part(const gchar *start, const gchar *scanpos,
- const gchar **bp, const gchar **ep, gboolean hdr)
- {
- const gchar *ep_;
- gint parenthese_cnt = 0;
- cm_return_val_if_fail(start != NULL, FALSE);
- cm_return_val_if_fail(scanpos != NULL, FALSE);
- cm_return_val_if_fail(bp != NULL, FALSE);
- cm_return_val_if_fail(ep != NULL, FALSE);
- *bp = scanpos;
- /* find end point of URI */
- for (ep_ = scanpos; *ep_ != '\0'; ep_++) {
- if (!g_ascii_isgraph(*(const guchar *)ep_) ||
- !IS_ASCII(*(const guchar *)ep_) ||
- strchr("[]{}<>\"", *ep_)) {
- break;
- } else if (strchr("(", *ep_)) {
- parenthese_cnt++;
- } else if (strchr(")", *ep_)) {
- if (parenthese_cnt > 0)
- parenthese_cnt--;
- else
- break;
- }
- }
- /* no punctuation at end of string */
- /* FIXME: this stripping of trailing punctuations may bite with other URIs.
- * should pass some URI type to this function and decide on that whether
- * to perform punctuation stripping */
- #define IS_REAL_PUNCT(ch) (g_ascii_ispunct(ch) && !strchr("/?=-_)", ch))
- for (; ep_ - 1 > scanpos + 1 &&
- IS_REAL_PUNCT(*(ep_ - 1));
- ep_--)
- ;
- #undef IS_REAL_PUNCT
- *ep = ep_;
- return TRUE;
- }
- gchar *make_uri_string(const gchar *bp, const gchar *ep)
- {
- while (bp && *bp && g_ascii_isspace(*bp))
- bp++;
- return g_strndup(bp, ep - bp);
- }
- /* valid mail address characters */
- #define IS_RFC822_CHAR(ch) \
- (IS_ASCII(ch) && \
- (ch) > 32 && \
- (ch) != 127 && \
- !g_ascii_isspace(ch) && \
- !strchr("(),;<>\"", (ch)))
- /* alphabet and number within 7bit ASCII */
- #define IS_ASCII_ALNUM(ch) (IS_ASCII(ch) && g_ascii_isalnum(ch))
- #define IS_QUOTE(ch) ((ch) == '\'' || (ch) == '"')
- static GHashTable *create_domain_tab(void)
- {
- static const gchar *toplvl_domains [] = {
- "museum", "aero",
- "arpa", "coop", "info", "name", "biz", "com", "edu", "gov",
- "int", "mil", "net", "org", "ac", "ad", "ae", "af", "ag",
- "ai", "al", "am", "an", "ao", "aq", "ar", "as", "at", "au",
- "aw", "az", "ba", "bb", "bd", "be", "bf", "bg", "bh", "bi",
- "bj", "bm", "bn", "bo", "br", "bs", "bt", "bv", "bw", "by",
- "bz", "ca", "cc", "cd", "cf", "cg", "ch", "ci", "ck", "cl",
- "cm", "cn", "co", "cr", "cu", "cv", "cx", "cy", "cz", "de",
- "dj", "dk", "dm", "do", "dz", "ec", "ee", "eg", "eh", "er",
- "es", "et", "eu", "fi", "fj", "fk", "fm", "fo", "fr", "ga", "gd",
- "ge", "gf", "gg", "gh", "gi", "gl", "gm", "gn", "gp", "gq",
- "gr", "gs", "gt", "gu", "gw", "gy", "hk", "hm", "hn", "hr",
- "ht", "hu", "id", "ie", "il", "im", "in", "io", "iq", "ir",
- "is", "it", "je", "jm", "jo", "jp", "ke", "kg", "kh", "ki",
- "km", "kn", "kp", "kr", "kw", "ky", "kz", "la", "lb", "lc",
- "li", "lk", "lr", "ls", "lt", "lu", "lv", "ly", "ma", "mc",
- "md", "mg", "mh", "mk", "ml", "mm", "mn", "mo", "mp", "mq",
- "mr", "ms", "mt", "mu", "mv", "mw", "mx", "my", "mz", "na",
- "nc", "ne", "nf", "ng", "ni", "nl", "no", "np", "nr", "nu",
- "nz", "om", "pa", "pe", "pf", "pg", "ph", "pk", "pl", "pm",
- "pn", "pr", "ps", "pt", "pw", "py", "qa", "re", "ro", "ru",
- "rw", "sa", "sb", "sc", "sd", "se", "sg", "sh", "si", "sj",
- "sk", "sl", "sm", "sn", "so", "sr", "st", "sv", "sy", "sz",
- "tc", "td", "tf", "tg", "th", "tj", "tk", "tm", "tn", "to",
- "tp", "tr", "tt", "tv", "tw", "tz", "ua", "ug", "uk", "um",
- "us", "uy", "uz", "va", "vc", "ve", "vg", "vi", "vn", "vu",
- "wf", "ws", "ye", "yt", "yu", "za", "zm", "zw"
- };
- gint n;
- GHashTable *htab = g_hash_table_new(g_stricase_hash, g_stricase_equal);
- cm_return_val_if_fail(htab, NULL);
- for (n = 0; n < sizeof toplvl_domains / sizeof toplvl_domains[0]; n++)
- g_hash_table_insert(htab, (gpointer) toplvl_domains[n], (gpointer) toplvl_domains[n]);
- return htab;
- }
- static gboolean is_toplvl_domain(GHashTable *tab, const gchar *first, const gchar *last)
- {
- const gint MAX_LVL_DOM_NAME_LEN = 6;
- gchar buf[MAX_LVL_DOM_NAME_LEN + 1];
- const gchar *m = buf + MAX_LVL_DOM_NAME_LEN + 1;
- register gchar *p;
- if (last - first > MAX_LVL_DOM_NAME_LEN || first > last)
- return FALSE;
- for (p = buf; p < m && first < last; *p++ = *first++)
- ;
- *p = 0;
- return g_hash_table_lookup(tab, buf) != NULL;
- }
- /* get_email_part() - retrieves an email address. Returns TRUE if succesful */
- gboolean get_email_part(const gchar *start, const gchar *scanpos,
- const gchar **bp, const gchar **ep, gboolean hdr)
- {
- /* more complex than the uri part because we need to scan back and forward starting from
- * the scan position. */
- gboolean result = FALSE;
- const gchar *bp_ = NULL;
- const gchar *ep_ = NULL;
- static GHashTable *dom_tab;
- const gchar *last_dot = NULL;
- const gchar *prelast_dot = NULL;
- const gchar *last_tld_char = NULL;
- /* the informative part of the email address (describing the name
- * of the email address owner) may contain quoted parts. the
- * closure stack stores the last encountered quotes. */
- gchar closure_stack[128];
- gchar *ptr = closure_stack;
- cm_return_val_if_fail(start != NULL, FALSE);
- cm_return_val_if_fail(scanpos != NULL, FALSE);
- cm_return_val_if_fail(bp != NULL, FALSE);
- cm_return_val_if_fail(ep != NULL, FALSE);
- if (hdr) {
- const gchar *start_quote = NULL;
- const gchar *end_quote = NULL;
- search_again:
- /* go to the real start */
- if (start[0] == ',')
- start++;
- if (start[0] == ';')
- start++;
- while (start[0] == '\n' || start[0] == '\r')
- start++;
- while (start[0] == ' ' || start[0] == '\t')
- start++;
- *bp = start;
-
- /* check if there are quotes (to skip , in them) */
- if (*start == '"') {
- start_quote = start;
- start++;
- end_quote = strstr(start, "\"");
- } else {
- start_quote = NULL;
- end_quote = NULL;
- }
-
- /* skip anything between quotes */
- if (start_quote && end_quote) {
- start = end_quote;
-
- }
- /* find end (either , or ; or end of line) */
- if (strstr(start, ",") && strstr(start, ";"))
- *ep = strstr(start,",") < strstr(start, ";")
- ? strstr(start, ",") : strstr(start, ";");
- else if (strstr(start, ","))
- *ep = strstr(start, ",");
- else if (strstr(start, ";"))
- *ep = strstr(start, ";");
- else
- *ep = start+strlen(start);
- /* go back to real start */
- if (start_quote && end_quote) {
- start = start_quote;
- }
- /* check there's still an @ in that, or search
- * further if possible */
- if (strstr(start, "@") && strstr(start, "@") < *ep)
- return TRUE;
- else if (*ep < start+strlen(start)) {
- start = *ep;
- goto search_again;
- } else if (start_quote && strstr(start, "\"") && strstr(start, "\"") < *ep) {
- *bp = start_quote;
- return TRUE;
- } else
- return FALSE;
- }
- if (!dom_tab)
- dom_tab = create_domain_tab();
- cm_return_val_if_fail(dom_tab, FALSE);
- /* scan start of address */
- for (bp_ = scanpos - 1;
- bp_ >= start && IS_RFC822_CHAR(*(const guchar *)bp_); bp_--)
- ;
- /* TODO: should start with an alnum? */
- bp_++;
- for (; bp_ < scanpos && !IS_ASCII_ALNUM(*(const guchar *)bp_); bp_++)
- ;
- if (bp_ != scanpos) {
- /* scan end of address */
- for (ep_ = scanpos + 1;
- *ep_ && IS_RFC822_CHAR(*(const guchar *)ep_); ep_++)
- if (*ep_ == '.') {
- prelast_dot = last_dot;
- last_dot = ep_;
- if (*(last_dot + 1) == '.') {
- if (prelast_dot == NULL)
- return FALSE;
- last_dot = prelast_dot;
- break;
- }
- }
- /* TODO: really should terminate with an alnum? */
- for (; ep_ > scanpos && !IS_ASCII_ALNUM(*(const guchar *)ep_);
- --ep_)
- ;
- ep_++;
- if (last_dot == NULL)
- return FALSE;
- if (last_dot >= ep_)
- last_dot = prelast_dot;
- if (last_dot == NULL || (scanpos + 1 >= last_dot))
- return FALSE;
- last_dot++;
- for (last_tld_char = last_dot; last_tld_char < ep_; last_tld_char++)
- if (*last_tld_char == '?')
- break;
- if (is_toplvl_domain(dom_tab, last_dot, last_tld_char))
- result = TRUE;
- *ep = ep_;
- *bp = bp_;
- }
- if (!result) return FALSE;
- if (*ep_ && bp_ != start && *(bp_ - 1) == '"' && *(ep_) == '"'
- && *(ep_ + 1) == ' ' && *(ep_ + 2) == '<'
- && IS_RFC822_CHAR(*(ep_ + 3))) {
- /* this informative part with an @ in it is
- * followed by the email address */
- ep_ += 3;
- /* go to matching '>' (or next non-rfc822 char, like \n) */
- for (; *ep_ != '>' && *ep != '\0' && IS_RFC822_CHAR(*ep_); ep_++)
- ;
- /* include the bracket */
- if (*ep_ == '>') ep_++;
- /* include the leading quote */
- bp_--;
- *ep = ep_;
- *bp = bp_;
- return TRUE;
- }
- /* skip if it's between quotes "'alfons@proteus.demon.nl'" <alfons@proteus.demon.nl> */
- if (bp_ - 1 > start && IS_QUOTE(*(bp_ - 1)) && IS_QUOTE(*ep_))
- return FALSE;
- /* see if this is <bracketed>; in this case we also scan for the informative part. */
- if (bp_ - 1 <= start || *(bp_ - 1) != '<' || *ep_ != '>')
- return TRUE;
- #define FULL_STACK() ((size_t) (ptr - closure_stack) >= sizeof closure_stack)
- #define IN_STACK() (ptr > closure_stack)
- /* has underrun check */
- #define POP_STACK() if(IN_STACK()) --ptr
- /* has overrun check */
- #define PUSH_STACK(c) if(!FULL_STACK()) *ptr++ = (c); else return TRUE
- /* has underrun check */
- #define PEEK_STACK() (IN_STACK() ? *(ptr - 1) : 0)
- ep_++;
- /* scan for the informative part. */
- for (bp_ -= 2; bp_ >= start; bp_--) {
- /* if closure on the stack keep scanning */
- if (PEEK_STACK() == *bp_) {
- POP_STACK();
- continue;
- }
- if (!IN_STACK() && (*bp_ == '\'' || *bp_ == '"')) {
- PUSH_STACK(*bp_);
- continue;
- }
- /* if nothing in the closure stack, do the special conditions
- * the following if..else expression simply checks whether
- * a token is acceptable. if not acceptable, the clause
- * should terminate the loop with a 'break' */
- if (!PEEK_STACK()) {
- if (*bp_ == '-'
- && (((bp_ - 1) >= start) && isalnum(*(bp_ - 1)))
- && (((bp_ + 1) < ep_) && isalnum(*(bp_ + 1)))) {
- /* hyphens are allowed, but only in
- between alnums */
- } else if (strchr(" \"'", *bp_)) {
- /* but anything not being a punctiation
- is ok */
- } else {
- break; /* anything else is rejected */
- }
- }
- }
- bp_++;
- /* scan forward (should start with an alnum) */
- for (; *bp_ != '<' && isspace(*bp_) && *bp_ != '"'; bp_++)
- ;
- #undef PEEK_STACK
- #undef PUSH_STACK
- #undef POP_STACK
- #undef IN_STACK
- #undef FULL_STACK
- *bp = bp_;
- *ep = ep_;
- return result;
- }
- #undef IS_QUOTE
- #undef IS_ASCII_ALNUM
- #undef IS_RFC822_CHAR
- gchar *make_email_string(const gchar *bp, const gchar *ep)
- {
- /* returns a mailto: URI; mailto: is also used to detect the
- * uri type later on in the button_pressed signal handler */
- gchar *tmp;
- gchar *result;
- tmp = g_strndup(bp, ep - bp);
- result = g_strconcat("mailto:", tmp, NULL);
- g_free(tmp);
- return result;
- }
- gchar *make_http_string(const gchar *bp, const gchar *ep)
- {
- /* returns an http: URI; */
- gchar *tmp;
- gchar *result;
- while (bp && *bp && g_ascii_isspace(*bp))
- bp++;
- tmp = g_strndup(bp, ep - bp);
- result = g_strconcat("http://", tmp, NULL);
- g_free(tmp);
- return result;
- }
- static gchar *mailcap_get_command_in_file(const gchar *path, const gchar *type, const gchar *file_to_open)
- {
- FILE *fp = g_fopen(path, "rb");
- gchar buf[BUFFSIZE];
- gchar *result = NULL;
- if (!fp)
- return NULL;
- while (fgets(buf, sizeof (buf), fp) != NULL) {
- gchar **parts = g_strsplit(buf, ";", 3);
- gchar *trimmed = parts[0];
- while (trimmed[0] == ' ' || trimmed[0] == '\t')
- trimmed++;
- while (trimmed[strlen(trimmed)-1] == ' ' || trimmed[strlen(trimmed)-1] == '\t')
- trimmed[strlen(trimmed)-1] = '\0';
- if (!strcmp(trimmed, type)) {
- gboolean needsterminal = FALSE;
- if (parts[2] && strstr(parts[2], "needsterminal")) {
- needsterminal = TRUE;
- }
- if (parts[2] && strstr(parts[2], "test=")) {
- gchar *orig_testcmd = g_strdup(strstr(parts[2], "test=")+5);
- gchar *testcmd = orig_testcmd;
- if (strstr(testcmd,";"))
- *(strstr(testcmd,";")) = '\0';
- while (testcmd[0] == ' ' || testcmd[0] == '\t')
- testcmd++;
- while (testcmd[strlen(testcmd)-1] == '\n')
- testcmd[strlen(testcmd)-1] = '\0';
- while (testcmd[strlen(testcmd)-1] == '\r')
- testcmd[strlen(testcmd)-1] = '\0';
- while (testcmd[strlen(testcmd)-1] == ' ' || testcmd[strlen(testcmd)-1] == '\t')
- testcmd[strlen(testcmd)-1] = '\0';
-
- if (strstr(testcmd, "%s")) {
- gchar *tmp = g_strdup_printf(testcmd, file_to_open);
- gint res = system(tmp);
- g_free(tmp);
- g_free(orig_testcmd);
-
- if (res != 0) {
- g_strfreev(parts);
- continue;
- }
- } else {
- gint res = system(testcmd);
- g_free(orig_testcmd);
-
- if (res != 0) {
- g_strfreev(parts);
- continue;
- }
- }
- }
-
- trimmed = parts[1];
- while (trimmed[0] == ' ' || trimmed[0] == '\t')
- trimmed++;
- while (trimmed[strlen(trimmed)-1] == '\n')
- trimmed[strlen(trimmed)-1] = '\0';
- while (trimmed[strlen(trimmed)-1] == '\r')
- trimmed[strlen(trimmed)-1] = '\0';
- while (trimmed[strlen(trimmed)-1] == ' ' || trimmed[strlen(trimmed)-1] == '\t')
- trimmed[strlen(trimmed)-1] = '\0';
- result = g_strdup(trimmed);
- g_strfreev(parts);
- fclose(fp);
- /* if there are no single quotes around %s, add them.
- * '.*%s.*' is ok, as in display 'png:%s'
- */
- if (strstr(result, "%s")
- && !(strstr(result, "'") < strstr(result,"%s") &&
- strstr(strstr(result,"%s"), "'"))) {
- gchar *start = g_strdup(result);
- gchar *end = g_strdup(strstr(result, "%s")+2);
- gchar *tmp;
- *strstr(start, "%s") = '\0';
- tmp = g_strconcat(start,"'%s'",end, NULL);
- g_free(start);
- g_free(end);
- g_free(result);
- result = tmp;
- }
- if (needsterminal) {
- gchar *tmp = g_strdup_printf("xterm -e %s", result);
- g_free(result);
- result = tmp;
- }
- return result;
- }
- g_strfreev(parts);
- }
- fclose(fp);
- return NULL;
- }
- gchar *mailcap_get_command_for_type(const gchar *type, const gchar *file_to_open)
- {
- gchar *result = NULL;
- gchar *path = NULL;
- if (type == NULL)
- return NULL;
- path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".mailcap", NULL);
- result = mailcap_get_command_in_file(path, type, file_to_open);
- g_free(path);
- if (result)
- return result;
- result = mailcap_get_command_in_file("/etc/mailcap", type, file_to_open);
- return result;
- }
- void mailcap_update_default(const gchar *type, const gchar *command)
- {
- gchar *path = NULL, *outpath = NULL;
- path = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".mailcap", NULL);
- outpath = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".mailcap.new", NULL);
- FILE *fp = g_fopen(path, "rb");
- FILE *outfp = g_fopen(outpath, "wb");
- gchar buf[BUFFSIZE];
- gboolean err = FALSE;
- if (!outfp) {
- g_free(path);
- g_free(outpath);
- fclose(fp);
- return;
- }
- while (fp && fgets(buf, sizeof (buf), fp) != NULL) {
- gchar **parts = g_strsplit(buf, ";", 3);
- gchar *trimmed = parts[0];
- while (trimmed[0] == ' ')
- trimmed++;
- while (trimmed[strlen(trimmed)-1] == ' ')
- trimmed[strlen(trimmed)-1] = '\0';
- if (!strcmp(trimmed, type)) {
- g_strfreev(parts);
- continue;
- }
- else {
- if(fputs(buf, outfp) == EOF) {
- err = TRUE;
- break;
- }
- }
- g_strfreev(parts);
- }
- if (fprintf(outfp, "%s; %s\n", type, command) < 0)
- err = TRUE;
- if (fp)
- fclose(fp);
- if (fclose(outfp) == EOF)
- err = TRUE;
-
- if (!err)
- g_rename(outpath, path);
- g_free(path);
- g_free(outpath);
- }
- gint copy_dir(const gchar *src, const gchar *dst)
- {
- GDir *dir;
- const gchar *name;
- if ((dir = g_dir_open(src, 0, NULL)) == NULL) {
- g_warning("failed to open directory: %s\n", src);
- return -1;
- }
- if (make_dir(dst) < 0)
- return -1;
- while ((name = g_dir_read_name(dir)) != NULL) {
- gchar *old_file, *new_file;
- old_file = g_strconcat(src, G_DIR_SEPARATOR_S, name, NULL);
- new_file = g_strconcat(dst, G_DIR_SEPARATOR_S, name, NULL);
- debug_print("copying: %s -> %s\n", old_file, new_file);
- if (g_file_test(old_file, G_FILE_TEST_IS_REGULAR)) {
- gint r = copy_file(old_file, new_file, TRUE);
- if (r < 0) {
- g_dir_close(dir);
- return r;
- }
- }
- #ifndef G_OS_WIN32
- /* Windows has no symlinks. Or well, Vista seems to
- have something like this but the semantics might be
- different. Thus we don't use it under Windows. */
- else if (g_file_test(old_file, G_FILE_TEST_IS_SYMLINK)) {
- GError *error;
- gint r = 0;
- gchar *target = g_file_read_link(old_file, &error);
- if (target)
- r = symlink(target, new_file);
- g_free(target);
- if (r < 0) {
- g_dir_close(dir);
- return r;
- }
- }
- #endif /*G_OS_WIN32*/
- else if (g_file_test(old_file, G_FILE_TEST_IS_DIR)) {
- gint r = copy_dir(old_file, new_file);
- if (r < 0) {
- g_dir_close(dir);
- return r;
- }
- }
- }
- g_dir_close(dir);
- return 0;
- }
- /* crude test to see if a file is an email. */
- gboolean file_is_email (const gchar *filename)
- {
- FILE *fp = NULL;
- gchar buffer[2048];
- gint i = 0;
- gint score = 0;
- if (filename == NULL)
- return FALSE;
- if ((fp = g_fopen(filename, "rb")) == NULL)
- return FALSE;
- while (i < 60 && score < 3
- && fgets(buffer, sizeof (buffer), fp) > 0) {
- if (!strncmp(buffer, "From:", strlen("From:")))
- score++;
- else if (!strncmp(buffer, "Date:", strlen("Date:")))
- score++;
- else if (!strncmp(buffer, "Message-ID:", strlen("Message-ID:")))
- score++;
- else if (!strncmp(buffer, "Subject:", strlen("Subject:")))
- score++;
- i++;
- }
- fclose(fp);
- return (score >= 3);
- }
- gboolean sc_g_list_bigger(GList *list, gint max)
- {
- GList *cur = list;
- int i = 0;
- while (cur && i <= max+1) {
- i++;
- cur = cur->next;
- }
- return (i > max);
- }
- gboolean sc_g_slist_bigger(GSList *list, gint max)
- {
- GSList *cur = list;
- int i = 0;
- while (cur && i <= max+1) {
- i++;
- cur = cur->next;
- }
- return (i > max);
- }
- const gchar *daynames[] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL};
- const gchar *monthnames[] = {NULL, NULL, NULL, NULL, NULL, NULL,
- NULL, NULL, NULL, NULL, NULL, NULL};
- const gchar *s_daynames[] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL};
- const gchar *s_monthnames[] = {NULL, NULL, NULL, NULL, NULL, NULL,
- NULL, NULL, NULL, NULL, NULL, NULL};
- gint daynames_len[] = {0,0,0,0,0,0,0};
- gint monthnames_len[] = {0,0,0,0,0,0,
- 0,0,0,0,0,0};
- gint s_daynames_len[] = {0,0,0,0,0,0,0};
- gint s_monthnames_len[] = {0,0,0,0,0,0,
- 0,0,0,0,0,0};
- const gchar *s_am_up = NULL;
- const gchar *s_pm_up = NULL;
- const gchar *s_am_low = NULL;
- const gchar *s_pm_low = NULL;
- gint s_am_up_len = 0;
- gint s_pm_up_len = 0;
- gint s_am_low_len = 0;
- gint s_pm_low_len = 0;
- const gchar *def_loc_format = NULL;
- const gchar *date_loc_format = NULL;
- const gchar *time_loc_format = NULL;
- const gchar *time_am_pm = NULL;
- static gboolean time_names_init_done = FALSE;
- static void init_time_names(void)
- {
- int i = 0;
- daynames[0] = Q_("Complete day name for use by strftime|Sunday");
- daynames[1] = Q_("Complete day name for use by strftime|Monday");
- daynames[2] = Q_("Complete day name for use by strftime|Tuesday");
- daynames[3] = Q_("Complete day name for use by strftime|Wednesday");
- daynames[4] = Q_("Complete day name for use by strftime|Thursday");
- daynames[5] = Q_("Complete day name for use by strftime|Friday");
- daynames[6] = Q_("Complete day name for use by strftime|Saturday");
- monthnames[0] = Q_("Complete month name for use by strftime|January");
- monthnames[1] = Q_("Complete month name for use by strftime|February");
- monthnames[2] = Q_("Complete month name for use by strftime|March");
- monthnames[3] = Q_("Complete month name for use by strftime|April");
- monthnames[4] = Q_("Complete month name for use by strftime|May");
- monthnames[5] = Q_("Complete month name for use by strftime|June");
- monthnames[6] = Q_("Complete month name for use by strftime|July");
- monthnames[7] = Q_("Complete month name for use by strftime|August");
- monthnames[8] = Q_("Complete month name for use by strftime|September");
- monthnames[9] = Q_("Complete month name for use by strftime|October");
- monthnames[10] = Q_("Complete month name for use by strftime|November");
- monthnames[11] = Q_("Complete month name for use by strftime|December");
- s_daynames[0] = Q_("Abbr. day name for use by strftime|Sun");
- s_daynames[1] = Q_("Abbr. day name for use by strftime|Mon");
- s_daynames[2] = Q_("Abbr. day name for use by strftime|Tue");
- s_daynames[3] = Q_("Abbr. day name for use by strftime|Wed");
- s_daynames[4] = Q_("Abbr. day name for use by strftime|Thu");
- s_daynames[5] = Q_("Abbr. day name for use by strftime|Fri");
- s_daynames[6] = Q_("Abbr. day name for use by strftime|Sat");
-
- s_monthnames[0] = Q_("Abbr. month name for use by strftime|Jan");
- s_monthnames[1] = Q_("Abbr. month name for use by strftime|Feb");
- s_monthnames[2] = Q_("Abbr. month name for use by strftime|Mar");
- s_monthnames[3] = Q_("Abbr. month name for use by strftime|Apr");
- s_monthnames[4] = Q_("Abbr. month name for use by strftime|May");
- s_monthnames[5] = Q_("Abbr. month name for use by strftime|Jun");
- s_monthnames[6] = Q_("Abbr. month name for use by strftime|Jul");
- s_monthnames[7] = Q_("Abbr. month name for use by strftime|Aug");
- s_monthnames[8] = Q_("Abbr. month name for use by strftime|Sep");
- s_monthnames[9] = Q_("Abbr. month name for use by strftime|Oct");
- s_monthnames[10] = Q_("Abbr. month name for use by strftime|Nov");
- s_monthnames[11] = Q_("Abbr. month name for use by strftime|Dec");
- for (i = 0; i < 7; i++) {
- daynames_len[i] = strlen(daynames[i]);
- s_daynames_len[i] = strlen(s_daynames[i]);
- }
- for (i = 0; i < 12; i++) {
- monthnames_len[i] = strlen(monthnames[i]);
- s_monthnames_len[i] = strlen(s_monthnames[i]);
- }
- s_am_up = Q_("For use by strftime (morning)|AM");
- s_pm_up = Q_("For use by strftime (afternoon)|PM");
- s_am_low = Q_("For use by strftime (morning, lowercase)|am");
- s_pm_low = Q_("For use by strftime (afternoon, lowercase)|pm");
-
- s_am_up_len = strlen(s_am_up);
- s_pm_up_len = strlen(s_pm_up);
- s_am_low_len = strlen(s_am_low);
- s_pm_low_len = strlen(s_pm_low);
-
- def_loc_format = Q_("For use by strftime (default date+time format)|%a %b %e %H:%M:%S %Y");
- date_loc_format = Q_("For use by strftime (default date format)|%m/%d/%y");
- time_loc_format = Q_("For use by strftime (default time format)|%H:%M:%S");
- time_am_pm = Q_("For use by strftime (default 12-hour time format)|%I:%M:%S %p");
- time_names_init_done = TRUE;
- }
- #define CHECK_SIZE() { \
- total_done += len; \
- if (total_done >= buflen) { \
- buf[buflen-1] = '\0'; \
- return 0; \
- } \
- }
- size_t fast_strftime(gchar *buf, gint buflen, const gchar *format, struct tm *lt)
- {
- gchar *curpos = buf;
- gint total_done = 0;
- gchar subbuf[64], subfmt[64];
- static time_t last_tzset = (time_t)0;
-
- if (!time_names_init_done)
- init_time_names();
-
- if (format == NULL || lt == NULL)
- return 0;
-
- if (last_tzset != time(NULL)) {
- tzset();
- last_tzset = time(NULL);
- }
- while(*format) {
- if (*format == '%') {
- gint len = 0, tmp = 0;
- format++;
- switch(*format) {
- case '%':
- len = 1; CHECK_SIZE();
- *curpos = '%';
- break;
- case 'a':
- len = s_daynames_len[lt->tm_wday]; CHECK_SIZE();
- strncpy2(curpos, s_daynames[lt->tm_wday], buflen - total_done);
- break;
- case 'A':
- len = daynames_len[lt->tm_wday]; CHECK_SIZE();
- strncpy2(curpos, daynames[lt->tm_wday], buflen - total_done);
- break;
- case 'b':
- case 'h':
- len = s_monthnames_len[lt->tm_mon]; CHECK_SIZE();
- strncpy2(curpos, s_monthnames[lt->tm_mon], buflen - total_done);
- break;
- case 'B':
- len = monthnames_len[lt->tm_mon]; CHECK_SIZE();
- strncpy2(curpos, monthnames[lt->tm_mon], buflen - total_done);
- break;
- case 'c':
- fast_strftime(subbuf, 64, def_loc_format, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'C':
- total_done += 2; CHECK_SIZE();
- tmp = (lt->tm_year + 1900)/100;
- *curpos++ = '0'+(tmp / 10);
- *curpos++ = '0'+(tmp % 10);
- break;
- case 'd':
- total_done += 2; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_mday / 10);
- *curpos++ = '0'+(lt->tm_mday % 10);
- break;
- case 'D':
- total_done += 8; CHECK_SIZE();
- *curpos++ = '0'+((lt->tm_mon+1) / 10);
- *curpos++ = '0'+((lt->tm_mon+1) % 10);
- *curpos++ = '/';
- *curpos++ = '0'+(lt->tm_mday / 10);
- *curpos++ = '0'+(lt->tm_mday % 10);
- *curpos++ = '/';
- tmp = lt->tm_year%100;
- *curpos++ = '0'+(tmp / 10);
- *curpos++ = '0'+(tmp % 10);
- break;
- case 'e':
- len = 2; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%2d", lt->tm_mday);
- break;
- case 'F':
- len = 10; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%4d-%02d-%02d",
- lt->tm_year + 1900, lt->tm_mon +1, lt->tm_mday);
- break;
- case 'H':
- total_done += 2; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_hour / 10);
- *curpos++ = '0'+(lt->tm_hour % 10);
- break;
- case 'I':
- total_done += 2; CHECK_SIZE();
- tmp = lt->tm_hour;
- if (tmp > 12)
- tmp -= 12;
- else if (tmp == 0)
- tmp = 12;
- *curpos++ = '0'+(tmp / 10);
- *curpos++ = '0'+(tmp % 10);
- break;
- case 'j':
- len = 3; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%03d", lt->tm_yday+1);
- break;
- case 'k':
- len = 2; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%2d", lt->tm_hour);
- break;
- case 'l':
- len = 2; CHECK_SIZE();
- tmp = lt->tm_hour;
- if (tmp > 12)
- tmp -= 12;
- else if (tmp == 0)
- tmp = 12;
- snprintf(curpos, buflen - total_done, "%2d", tmp);
- break;
- case 'm':
- total_done += 2; CHECK_SIZE();
- tmp = lt->tm_mon + 1;
- *curpos++ = '0'+(tmp / 10);
- *curpos++ = '0'+(tmp % 10);
- break;
- case 'M':
- total_done += 2; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_min / 10);
- *curpos++ = '0'+(lt->tm_min % 10);
- break;
- case 'n':
- len = 1; CHECK_SIZE();
- *curpos = '\n';
- break;
- case 'p':
- if (lt->tm_hour >= 12) {
- len = s_pm_up_len; CHECK_SIZE();
- snprintf(curpos, buflen-total_done, "%s", s_pm_up);
- } else {
- len = s_am_up_len; CHECK_SIZE();
- snprintf(curpos, buflen-total_done, "%s", s_am_up);
- }
- break;
- case 'P':
- if (lt->tm_hour >= 12) {
- len = s_pm_low_len; CHECK_SIZE();
- snprintf(curpos, buflen-total_done, "%s", s_pm_low);
- } else {
- len = s_am_low_len; CHECK_SIZE();
- snprintf(curpos, buflen-total_done, "%s", s_am_low);
- }
- break;
- case 'r':
- fast_strftime(subbuf, 64, time_am_pm, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'R':
- total_done += 5; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_hour / 10);
- *curpos++ = '0'+(lt->tm_hour % 10);
- *curpos++ = ':';
- *curpos++ = '0'+(lt->tm_min / 10);
- *curpos++ = '0'+(lt->tm_min % 10);
- break;
- case 's':
- snprintf(subbuf, 64, "%ld", mktime(lt));
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'S':
- total_done += 2; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_sec / 10);
- *curpos++ = '0'+(lt->tm_sec % 10);
- break;
- case 't':
- len = 1; CHECK_SIZE();
- *curpos = '\t';
- break;
- case 'T':
- total_done += 8; CHECK_SIZE();
- *curpos++ = '0'+(lt->tm_hour / 10);
- *curpos++ = '0'+(lt->tm_hour % 10);
- *curpos++ = ':';
- *curpos++ = '0'+(lt->tm_min / 10);
- *curpos++ = '0'+(lt->tm_min % 10);
- *curpos++ = ':';
- *curpos++ = '0'+(lt->tm_sec / 10);
- *curpos++ = '0'+(lt->tm_sec % 10);
- break;
- case 'u':
- len = 1; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%d", lt->tm_wday == 0 ? 7: lt->tm_wday);
- break;
- case 'w':
- len = 1; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%d", lt->tm_wday);
- break;
- case 'x':
- fast_strftime(subbuf, 64, date_loc_format, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'X':
- fast_strftime(subbuf, 64, time_loc_format, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'y':
- total_done += 2; CHECK_SIZE();
- tmp = lt->tm_year%100;
- *curpos++ = '0'+(tmp / 10);
- *curpos++ = '0'+(tmp % 10);
- break;
- case 'Y':
- len = 4; CHECK_SIZE();
- snprintf(curpos, buflen - total_done, "%4d", lt->tm_year + 1900);
- break;
- case 'G':
- case 'g':
- case 'U':
- case 'V':
- case 'W':
- case 'z':
- case 'Z':
- case '+':
- /* let these complicated ones be done with the libc */
- snprintf(subfmt, 64, "%%%c", *format);
- strftime(subbuf, 64, subfmt, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- break;
- case 'E':
- case 'O':
- /* let these complicated modifiers be done with the libc */
- snprintf(subfmt, 64, "%%%c%c", *format, *(format+1));
- strftime(subbuf, 64, subfmt, lt);
- len = strlen(subbuf); CHECK_SIZE();
- strncpy2(curpos, subbuf, buflen - total_done);
- format++;
- break;
- default:
- if (format && *format)
- g_warning("format error (%c)", *format);
- *curpos = '\0';
- return total_done;
- }
- curpos += len;
- format++;
- } else {
- int len = 1; CHECK_SIZE();
- *curpos++ = *format++;
- }
- }
- *curpos++ = '\0';
- return total_done;
- }
- gboolean prefs_common_get_use_shred(void);
- #ifdef G_OS_WIN32
- #define WEXITSTATUS(x) (x)
- #endif
- int claws_unlink(const gchar *filename)
- {
- struct stat s;
- static int found_shred = -1;
- static const gchar *args[4];
- if (filename == NULL)
- return 0;
- if (prefs_common_get_use_shred()) {
- if (found_shred == -1) {
- /* init */
- args[0] = g_find_program_in_path("shred");
- debug_print("found shred: %s\n", args[0]);
- found_shred = (args[0] != NULL) ? 1:0;
- args[1] = "-f";
- args[3] = NULL;
- }
- if (found_shred == 1) {
- if (g_stat(filename, &s) == 0 && S_ISREG(s.st_mode)) {
- if (s.st_nlink == 1) {
- gint status=0;
- args[2] = filename;
- g_spawn_sync(NULL, (gchar **)args, NULL, 0,
- NULL, NULL, NULL, NULL, &status, NULL);
- debug_print("%s %s exited with status %d\n",
- args[0], filename, WEXITSTATUS(status));
- if (truncate(filename, 0) < 0)
- g_warning("couln't truncate");
- }
- }
- }
- }
- return g_unlink(filename);
- }