diff options
| author |   Dave Barach <dave@barachs.net> | 2019-02-28 17:52:57 -0500 |
|---|---|---|
| committer |   Neale Ranns <nranns@cisco.com> | 2019-03-01 09:24:09 +0000 |
| commit | 9e52ef6024a5f130ed542810a8b0ddb2b5fb08b7 (patch) | |
| tree | 51e218c19e1722ef290061d7a6e69d4b310ead42 /src/vlib/unix/main.c | |
| parent | 6d8233c9a55a78631761488ea79b48b9e370a9b3 (diff) | |
Save signum and faulting address in static variables
Comes in handy when looking at core files from optimized images.
Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: I45c8400d15614d5a04a3dcfb9b7daccab47ab446
Diffstat (limited to 'src/vlib/unix/main.c')
| -rwxr-xr-x | src/vlib/unix/main.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/vlib/unix/main.c b/src/vlib/unix/main.c index 08f0506fbc2..bf66407f0be 100755 --- a/src/vlib/unix/main.c +++ b/src/vlib/unix/main.c @@ -88,12 +88,18 @@ unsetup_signal_handlers (int sig) dangerous to vec_resize it when crashing, mheap itself might have been corruptted already */ static u8 *syslog_msg = 0; +static int last_signum = 0; +static uword last_faulting_address = 0; static void unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc) { uword fatal = 0; + /* These come in handy when looking at core files from optimized images */ + last_signum = signum; + last_faulting_address = (uword) si->si_addr; + syslog_msg = format (syslog_msg, "received signal %U, PC %U", format_signal, signum, format_ucontext_pc, uc); |