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1 | /* Copyright (C) 1991,1994-1996,1998,2001,2002,2005 |
2 | Free Software Foundation, Inc. | |
47707456 | 3 | This file is part of the GNU C Library. |
28f540f4 | 4 | |
47707456 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 9 | |
47707456 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
28f540f4 | 14 | |
41bdb6e2 AJ |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
28f540f4 | 19 | |
28f540f4 | 20 | #include <assert.h> |
51028f34 | 21 | #include <libintl.h> |
28f540f4 RM |
22 | #include <stdio.h> |
23 | #include <stdlib.h> | |
24 | #include <sysdep.h> | |
383bd1c5 | 25 | #include <unistd.h> |
28f540f4 RM |
26 | |
27 | ||
541587c8 | 28 | extern const char *__progname; |
28f540f4 | 29 | |
50304ef0 | 30 | #ifdef USE_IN_LIBIO |
51028f34 | 31 | # include <wchar.h> |
7a2fd787 | 32 | # include <libio/iolibio.h> |
77fe0b9c | 33 | # define fflush(s) INTUSE(_IO_fflush) (s) |
50304ef0 UD |
34 | #endif |
35 | ||
28f540f4 RM |
36 | /* This function, when passed a string containing an asserted |
37 | expression, a filename, and a line number, prints a message | |
38 | on the standard error stream of the form: | |
39 | a.c:10: foobar: Assertion `a == b' failed. | |
40 | It then aborts program execution via a call to `abort'. */ | |
41 | ||
42 | #ifdef FATAL_PREPARE_INCLUDE | |
50304ef0 | 43 | # include FATAL_PREPARE_INCLUDE |
28f540f4 RM |
44 | #endif |
45 | ||
e49930c6 | 46 | #undef __assert_fail |
28f540f4 | 47 | void |
47707456 UD |
48 | __assert_fail (const char *assertion, const char *file, unsigned int line, |
49 | const char *function) | |
28f540f4 | 50 | { |
51028f34 UD |
51 | char *buf; |
52 | ||
28f540f4 RM |
53 | #ifdef FATAL_PREPARE |
54 | FATAL_PREPARE; | |
55 | #endif | |
56 | ||
383bd1c5 UD |
57 | if (__asprintf (&buf, _("%s%s%s:%u: %s%sAssertion `%s' failed.\n"), |
58 | __progname, __progname[0] ? ": " : "", | |
59 | file, line, | |
60 | function ? function : "", function ? ": " : "", | |
61 | assertion) >= 0) | |
62 | { | |
63 | /* Print the message. */ | |
0ecb606c | 64 | (void) __fxprintf (NULL, "%s", buf); |
383bd1c5 | 65 | (void) fflush (stderr); |
28f540f4 | 66 | |
c04ccaa7 | 67 | /* We have to free the buffer since the application might catch the |
383bd1c5 UD |
68 | SIGABRT. */ |
69 | free (buf); | |
70 | } | |
71 | else | |
fab656f5 UD |
72 | { |
73 | /* At least print a minimal message. */ | |
74 | static const char errstr[] = "Unexpected error.\n"; | |
75 | __libc_write (STDERR_FILENO, errstr, sizeof (errstr) - 1); | |
76 | } | |
51028f34 | 77 | |
28f540f4 RM |
78 | abort (); |
79 | } | |
7abb683a | 80 | hidden_def(__assert_fail) |