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- /* unittest.c -- Test for libbacktrace library
- Copyright (C) 2018-2021 Free Software Foundation, Inc.
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are
- met:
- (1) Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- (2) Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- (3) The name of the author may not be used to
- endorse or promote products derived from this software without
- specific prior written permission.
- THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGE. */
- #include <assert.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <unistd.h>
- #include "filenames.h"
- #include "backtrace.h"
- #include "backtrace-supported.h"
- #include "testlib.h"
- #include "internal.h"
- static unsigned count;
- static void
- error_callback (void *vdata ATTRIBUTE_UNUSED, const char *msg ATTRIBUTE_UNUSED,
- int errnum ATTRIBUTE_UNUSED)
- {
- ++count;
- }
- static int
- test1 (void)
- {
- int res;
- int failed;
- struct backtrace_vector vec;
- memset (&vec, 0, sizeof vec);
- backtrace_vector_grow (state, 100, error_callback, NULL, &vec);
- vec.alc += vec.size;
- vec.size = 0;
- count = 0;
- res = backtrace_vector_release (state, &vec, error_callback, NULL);
- failed = res != 1 || count != 0 || vec.base != NULL;
- printf ("%s: unittest backtrace_vector_release size == 0\n",
- failed ? "FAIL": "PASS");
- if (failed)
- ++failures;
- return failures;
- }
- int
- main (int argc ATTRIBUTE_UNUSED, char **argv)
- {
- state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
- error_callback_create, NULL);
- test1 ();
- exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
- }
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