X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=lib%2Fperror.c;fp=lib%2Fperror.c;h=72d9f2851480b7038efdae22139ad72556d1e870;hb=c7e61475680fa226bd9b8bdd469cd66914e630f5;hp=0000000000000000000000000000000000000000;hpb=800deb09b422a73c1212233a93839a223ff59678;p=debian%2Fgzip

diff --git a/lib/perror.c b/lib/perror.c
new file mode 100644
index 0000000..72d9f28
--- /dev/null
+++ b/lib/perror.c
@@ -0,0 +1,35 @@
+/* Print a message describing error code.
+   Copyright (C) 2008 Free Software Foundation, Inc.
+   Written by Bruno Haible and Simon Josefsson.
+
+   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/>.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include <stdio.h>
+
+#include <errno.h>
+#include <string.h>
+
+void
+perror (const char *string)
+{
+  const char *errno_description = strerror (errno);
+
+  if (string != NULL && *string != '\0')
+    fprintf (stderr, "%s: %s\n", string, errno_description);
+  else
+    fprintf (stderr, "%s\n", errno_description);
+}