diff options
| author | Andrew Bartlett <abartlet@samba.org> | 2018-04-10 15:54:10 +1200 |
|---|---|---|
| committer | Karolin Seeger <kseeger@samba.org> | 2018-06-04 09:54:23 +0200 |
| commit | 8f9be615515622738fbc7175a44902679f2187d7 (patch) | |
| tree | 46ef0f43836a326c430eb0e06c285765a63973db /source3/lib | |
| parent | e322613d518953dfe725a8d6c0c35c8cd73c8dbb (diff) | |
| download | samba-8f9be615515622738fbc7175a44902679f2187d7.tar.gz | |
s3-lib: Remove support for libexc for IRIX backtraces
IRIX is long dead, and this code needs become_root() which is not in
the top level code.
Additionally, the check for libexc never made it into waf, so this
has been dead code since Samba 4.1.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
BUG: https://bugzilla.samba.org/show_bug.cgi?id=13454
(cherry picked from commit 85dc9ee14023a8fb84b5c74555d43008bb6bb0c0)
Diffstat (limited to 'source3/lib')
| -rw-r--r-- | source3/lib/util.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/source3/lib/util.c b/source3/lib/util.c index ae9fe71c974..98c47b3df9f 100644 --- a/source3/lib/util.c +++ b/source3/lib/util.c @@ -852,10 +852,6 @@ void smb_panic_s3(const char *why) #include <execinfo.h> #endif -#ifdef HAVE_LIBEXC_H -#include <libexc.h> -#endif - void log_stack_trace(void) { #ifdef HAVE_LIBUNWIND @@ -934,44 +930,6 @@ libunwind_failed: /* Leak the backtrace_strings, rather than risk what free() might do */ } -#elif HAVE_LIBEXC - - /* The IRIX libexc library provides an API for unwinding the stack. See - * libexc(3) for details. Apparantly trace_back_stack leaks memory, but - * since we are about to abort anyway, it hardly matters. - */ - -#define NAMESIZE 32 /* Arbitrary */ - - __uint64_t addrs[BACKTRACE_STACK_SIZE]; - char * names[BACKTRACE_STACK_SIZE]; - char namebuf[BACKTRACE_STACK_SIZE * NAMESIZE]; - - int i; - int levels; - - ZERO_ARRAY(addrs); - ZERO_ARRAY(names); - ZERO_ARRAY(namebuf); - - /* We need to be root so we can open our /proc entry to walk - * our stack. It also helps when we want to dump core. - */ - become_root(); - - for (i = 0; i < BACKTRACE_STACK_SIZE; i++) { - names[i] = namebuf + (i * NAMESIZE); - } - - levels = trace_back_stack(0, addrs, names, - BACKTRACE_STACK_SIZE, NAMESIZE - 1); - - DEBUG(0, ("BACKTRACE: %d stack frames:\n", levels)); - for (i = 0; i < levels; i++) { - DEBUGADD(0, (" #%d 0x%llx %s\n", i, addrs[i], names[i])); - } -#undef NAMESIZE - #else DEBUG(0, ("unable to produce a stack trace on this platform\n")); #endif |