/contrib/groff/src/libs/libgroff/strerror.c
https://bitbucket.org/freebsd/freebsd-head/ · C · 48 lines · 24 code · 5 blank · 19 comment · 5 complexity · bce52069b0a3ee88bc2a9530ecffa5e8 MD5 · raw file
- /* Copyright (C) 1989, 1990, 1991, 1992, 2001, 2003
- Free Software Foundation, Inc.
- Written by James Clark (jjc@jclark.com)
- This file is part of groff.
- groff 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, or (at your option) any later
- version.
- groff 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 groff; see the file COPYING. If not, write to the Free Software
- Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
- #include <stdio.h>
- #include <errno.h>
- #include <stdlib.h> /* for MinGW */
- #define INT_DIGITS 19 /* enough for 64 bit integer */
- #ifndef HAVE_SYS_NERR
- extern int sys_nerr;
- #endif
- #ifndef HAVE_SYS_ERRLIST
- extern char *sys_errlist[];
- #endif
- char *strerror(n)
- int n;
- {
- static char buf[sizeof("Error ") + 1 + INT_DIGITS];
- if (n >= 0 && n < sys_nerr && sys_errlist[n] != 0)
- return sys_errlist[n];
- else {
- sprintf(buf, "Error %d", n);
- return buf;
- }
- }