diff options
Diffstat (limited to 'lib/igt_core.c')
| -rw-r--r-- | lib/igt_core.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/lib/igt_core.c b/lib/igt_core.c index 7c68d4eb..4cc040f5 100644 --- a/lib/igt_core.c +++ b/lib/igt_core.c @@ -962,6 +962,33 @@ static bool run_under_gdb(void) strncmp(basename(buf), "gdb", 3) == 0); } +#ifdef HAVE_LIBUNWIND +#define UNW_LOCAL_ONLY +#include <libunwind.h> + +static void print_backtrace(void) +{ + unw_cursor_t cursor; + unw_context_t uc; + int stack_num = 0; + + printf("Stack trace:\n"); + + unw_getcontext(&uc); + unw_init_local(&cursor, &uc); + while (unw_step(&cursor) > 0) { + char name[255]; + unw_word_t off; + + if (unw_get_proc_name(&cursor, name, 255, &off) < 0) + strcpy(name, "<unknown>"); + + printf(" #%d [%s+0x%x]\n", stack_num++, name, + (unsigned int) off); + } +} +#endif + void __igt_fail_assert(int exitcode, const char *domain, const char *file, const int line, const char *func, const char *assertion, const char *f, ...) @@ -983,6 +1010,10 @@ void __igt_fail_assert(int exitcode, const char *domain, const char *file, va_end(args); } +#ifdef HAVE_LIBUNWIND + print_backtrace(); +#endif + if (run_under_gdb()) abort(); igt_fail(exitcode); |