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authorGreg McGary <greg@mcgary.org>1997-04-18 06:34:22 +0000
committerGreg McGary <greg@mcgary.org>1997-04-18 06:34:22 +0000
commit809b665811bde40439d829d6193b278b26ae00ed (patch)
tree0b2ac13303df56a471421ee494e6731e86434ee8 /strerror.c
parent153fb781a89ce3044101cde786417e34968297f1 (diff)
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Initial revision
Diffstat (limited to 'strerror.c')
-rw-r--r--strerror.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/strerror.c b/strerror.c
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index 0000000..d42940c
--- /dev/null
+++ b/strerror.c
@@ -0,0 +1,27 @@
+/* strerror.c -- convert errno value into a string
+ Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
+
+ 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, 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. */
+
+char *strerror(errnum)
+int errnum;
+{
+ extern char *sys_errlist[];
+ extern int sys_nerr;
+
+ if (errnum > 0 && errnum < sys_nerr)
+ return sys_errlist[errnum];
+ return "Unknown system error";
+}