summaryrefslogtreecommitdiff
path: root/assert/assert-perr.c
diff options
context:
space:
mode:
Diffstat (limited to 'assert/assert-perr.c')
-rw-r--r--assert/assert-perr.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/assert/assert-perr.c b/assert/assert-perr.c
new file mode 100644
index 0000000000..b0436ad575
--- /dev/null
+++ b/assert/assert-perr.c
@@ -0,0 +1,55 @@
+/* Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+#include <sysdep.h>
+
+
+extern const char *__assert_program_name; /* In assert.c. */
+
+/* This function, when passed an error number, a filename, and a line
+ number, prints a message on the standard error stream of the form:
+ a.c:10: foobar: Unexpected error: Computer bought the farm
+ It then aborts program execution via a call to `abort'. */
+
+#ifdef FATAL_PREPARE_INCLUDE
+#include FATAL_PREPARE_INCLUDE
+#endif
+
+void
+__assert_perror_fail (int errnum,
+ const char *file, unsigned int line,
+ const char *function)
+{
+#ifdef FATAL_PREPARE
+ FATAL_PREPARE;
+#endif
+
+ /* Print the message. */
+ (void) fprintf (stderr, "%s%s%s:%u: %s%sUnexpected error: %s.\n",
+ __assert_program_name ? __assert_program_name : "",
+ __assert_program_name ? ": " : "",
+ file, line,
+ function ? function : "", function ? ": " : "",
+ strerror (errnum));
+ (void) fflush (stderr);
+
+ abort ();
+}