blob: fc23a0edc0da227d49f7c1b8549eb9fce79a4407 [file] [log] [blame]
/* Test backtrace and backtrace_symbols: common code for examining
Copyright (C) 2013-2014 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<>. */
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
/* Set to a non-zero value if the test fails. */
volatile int ret;
/* Accesses to X are used to prevent optimization. */
volatile int x;
/* Called if the test fails. */
#define FAIL() \
do { printf ("Failure on line %d\n", __LINE__); ret = 1; } while (0)
/* Use this attribute to prevent inlining, so that all expected frames
are present. */
#define NO_INLINE __attribute__ ((noinline))
/* Look for a match in SYM from backtrace_symbols to NAME, a fragment
of a function name. Ignore the filename before '(', but presume
that the function names are chosen so they cannot accidentally
match the hex offset before the closing ')'. */
static inline bool
match (const char *sym, const char *name)
char *p = strchr (sym, '(');
return p != NULL && strstr (p, name) != NULL;