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- /* Copyright (C) 1991, 1994 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 <ansidecl.h>
- #include <assert.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <sysdep.h>
-
-
- CONST char *__assert_program_name;
-
- /* This function, when passed a string containing an asserted
- expression, a filename, and a line number, prints a message
- on the standard error stream of the form:
- a.c:10: foobar: Assertion `a == b' failed.
- It then aborts program execution via a call to `abort'. */
-
- __NORETURN int
- DEFUN(__assert_fail, (assertion, file, line, function),
- CONST char *assertion AND
- CONST char *file AND unsigned int line AND CONST char *function)
- {
- #ifdef FATAL_PREPARE
- FATAL_PREPARE;
- #endif
-
- /* Print the message. */
- (void) fprintf (stderr, "%s%s%s:%u: %s%sAssertion `%s' failed.\n",
- __assert_program_name ? __assert_program_name : "",
- __assert_program_name ? ": " : "",
- file, line,
- function ? function : "", function ? ": " : "",
- assertion);
- (void) fflush (stderr);
-
- abort ();
-
- /* This function never returns, so making it void would make sense,
- but returning something makes the assert macro easier to write. */
- return 0;
- }
-
- #ifdef HAVE_GNU_LD
-
- #include <string.h>
- #include <gnu-stabs.h>
-
- static void
- DEFUN(set_progname, (argc, argv, envp),
- int argc AND char **argv AND char **envp)
- {
- char *p;
-
- if (argv && argv[0])
- {
- p = strrchr (argv[0], '/');
- if (p == NULL)
- __assert_program_name = argv[0];
- else
- __assert_program_name = p + 1;
- }
-
- (void) &set_progname; /* Avoid "defined but not used" warning. */
- }
-
- text_set_element (__libc_subinit, set_progname);
-
- #endif
-