m2-internship/libunwind-eh_elf
1
0
Fork 0
mirror of https://github.com/tobast/libunwind-eh_elf.git synced 2024-11-22 07:37:38 +01:00
Code Issues Releases Activity

Call snprintf() from signal handler only if required in test-async-sig

Browse source 
snprintf() is not guaranteed to be safely callable from a signal
handler, so avoid calling it in the default non-verbose case.
This commit is contained in:
Tommi Rantala 2012-08-16 10:25:56 +03:00
parent 7263a97ced
commit 848ad53a47
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
tests/test-async-sig.c
View file

@ -89,7 +89,8 @@ do_backtrace (int may_print, int get_proc_name)
buf[0] = '\0';
if (get_proc_name || (may_print && verbose))
{
if (unw_get_proc_name (&cursor, name, sizeof (name), &off) == 0)
ret = unw_get_proc_name (&cursor, name, sizeof (name), &off);
if (ret == 0 && (may_print && verbose))
{
if (off)
snprintf (buf, sizeof (buf), "<%s+0x%lx>", name, (long) off);