diff options
Diffstat (limited to 'os/backtrace.c')
| -rw-r--r-- | os/backtrace.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/os/backtrace.c b/os/backtrace.c index 9f28b8809..fd3d6ab0d 100644 --- a/os/backtrace.c +++ b/os/backtrace.c @@ -45,6 +45,7 @@ xorg_backtrace(void) { unw_cursor_t cursor; unw_context_t context; + unw_word_t ip; unw_word_t off; unw_proc_info_t pip; int ret, i = 0; @@ -88,7 +89,9 @@ xorg_backtrace(void) procname[1] = 0; } - if (dladdr((void *)(uintptr_t)(pip.start_ip + off), &dlinfo) && dlinfo.dli_fname && + if (unw_get_reg (&cursor, UNW_REG_IP, &ip) < 0) + ip = pip.start_ip + off; + if (dladdr((void *)(uintptr_t)(ip), &dlinfo) && dlinfo.dli_fname && *dlinfo.dli_fname) filename = dlinfo.dli_fname; else @@ -96,7 +99,7 @@ xorg_backtrace(void) ErrorFSigSafe("%u: %s (%s%s+0x%x) [%p]\n", i++, filename, procname, ret == -UNW_ENOMEM ? "..." : "", (int)off, - (void *)(uintptr_t)(pip.start_ip + off)); + (void *)(uintptr_t)(ip)); ret = unw_step(&cursor); if (ret < 0) |