diff options
Diffstat (limited to 'missing.d/strerror.c')
-rw-r--r-- | missing.d/strerror.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/missing.d/strerror.c b/missing.d/strerror.c new file mode 100644 index 00000000..e9c20804 --- /dev/null +++ b/missing.d/strerror.c @@ -0,0 +1,45 @@ +/* + * strerror.c --- ANSI C compatible system error routine + */ + +/* + * Copyright (C) 1986, 1988, 1989 the Free Software Foundation, Inc. + * + * This file is part of GAWK, the GNU implementation of the + * AWK Progamming Language. + * + * GAWK 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 1, or (at your option) + * any later version. + * + * GAWK 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 GAWK; see the file COPYING. If not, write to + * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +extern int sys_nerr; +extern char *sys_errlist[]; + +/* have to get right decl of sprintf early on */ +#ifndef BUFSIZ /* stdio specific definition */ +#include <stdio.h> +#endif + +char * +strerror(n) +int n; +{ + static char mesg[30]; + + if (n < 0 || n > sys_nerr) { + sprintf (mesg, "Unknown error (%d)", n); + return mesg; + } else + return sys_errlist[n]; +} |