/release/src/router/samba3/source/lib/dprintf.c
C | 113 lines | 55 code | 23 blank | 35 comment | 5 complexity | 04b3af402fbc82824fea4768820d495f MD5 | raw file
- /*
- Unix SMB/CIFS implementation.
- display print functions
- Copyright (C) Andrew Tridgell 2001
-
- 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 2 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, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- /*
- this module provides functions for printing internal strings in the "display charset"
- This charset may be quite different from the chosen unix charset
- Eventually these functions will need to take care of column count constraints
- The d_ prefix on print functions in Samba refers to the display character set
- conversion
- */
- #include "includes.h"
- int d_vfprintf(FILE *f, const char *format, va_list ap)
- {
- char *p, *p2;
- int ret, maxlen, clen;
- const char *msgstr;
- va_list ap2;
- /* do any message translations */
- msgstr = lang_msg(format);
- if (!msgstr) return -1;
- VA_COPY(ap2, ap);
- ret = vasprintf(&p, msgstr, ap2);
- lang_msg_free(msgstr);
- if (ret <= 0) return ret;
- /* now we have the string in unix format, convert it to the display
- charset, but beware of it growing */
- maxlen = ret*2;
- again:
- p2 = (char *)SMB_MALLOC(maxlen);
- if (!p2) {
- SAFE_FREE(p);
- return -1;
- }
- clen = convert_string(CH_UNIX, CH_DISPLAY, p, ret, p2, maxlen, True);
- if (clen >= maxlen) {
- /* it didn't fit - try a larger buffer */
- maxlen *= 2;
- SAFE_FREE(p2);
- goto again;
- }
- /* good, its converted OK */
- SAFE_FREE(p);
- ret = fwrite(p2, 1, clen, f);
- SAFE_FREE(p2);
- return ret;
- }
- int d_fprintf(FILE *f, const char *format, ...)
- {
- int ret;
- va_list ap;
- va_start(ap, format);
- ret = d_vfprintf(f, format, ap);
- va_end(ap);
- return ret;
- }
- static FILE *outfile;
- int d_printf(const char *format, ...)
- {
- int ret;
- va_list ap;
- if (!outfile) outfile = stdout;
-
- va_start(ap, format);
- ret = d_vfprintf(outfile, format, ap);
- va_end(ap);
- return ret;
- }
- /* interactive programs need a way of tell d_*() to write to stderr instead
- of stdout */
- void display_set_stderr(void)
- {
- outfile = stderr;
- }