dect
/
asterisk
Archived
13
0
Fork 0
Code Releases Activity

Bug 5183 - Inline stack backtraces 

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@7646 f38db490-d61c-443f-a65b-d21fe96a405b
This commit is contained in:
tilghman 2005-12-27 06:24:28 +00:00
parent c1c4a6835a
commit 8d6c048c86
3 changed files with 46 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
Makefile
View File

@ -45,6 +45,11 @@ ifneq ($(findstring dont-optimize,$(MAKECMDGOALS)),dont-optimize)
#Tell gcc to optimize the code
OPTIMIZE+=-O6
else
# Stack backtraces, while useful for debugging, are incompatible with optimizations
ifeq (${OSARCH},Linux)
CFLAGS+=-DSTACK_BACKTRACES
endif
endif
#Overwite config files on "make samples"
@ -332,7 +337,10 @@ ASTCFLAGS+= $(TRACE_FRAMES)
ASTCFLAGS+= $(MALLOC_DEBUG)
ASTCFLAGS+= $(BUSYDETECT)
ASTCFLAGS+= $(OPTIONS)
ifneq ($(findstring dont-optimize,$(MAKECMDGOALS)),dont-optimize)
ASTCFLAGS+= -fomit-frame-pointer
endif
SUBDIRS=res channels pbx apps codecs formats agi cdr funcs utils stdtime
OBJS=io.o sched.o logger.o frame.o loader.o config.o channel.o \

2
include/asterisk/logger.h
View File

@ -61,6 +61,8 @@ extern "C" {
extern void ast_log(int level, const char *file, int line, const char *function, const char *fmt, ...)
__attribute__ ((format (printf, 5, 6)));
extern void ast_backtrace(void);
extern void ast_queue_log(const char *queuename, const char *callid, const char *agent, const char *event, const char *fmt, ...)
__attribute__ ((format (printf, 5, 6)));

36
logger.c
View File

@ -32,6 +32,9 @@
#include <stdlib.h>
#include <errno.h>
#include <sys/stat.h>
#ifdef STACK_BACKTRACES
#include <execinfo.h>
#endif
#define SYSLOG_NAMES /* so we can map syslog facilities names to their numeric values,
from <syslog.h> which is included by logger.h */
@ -816,6 +819,39 @@ void ast_log(int level, const char *file, int line, const char *function, const
}
}
void ast_backtrace(void)
{
#ifdef STACK_BACKTRACES
int count=0, i=0;
void **addresses;
char **strings;
addresses = calloc(levels, sizeof(void *));
if (addresses) {
count = backtrace(addresses, 20);
strings = backtrace_symbols(addresses, count);
if (strings) {
ast_log(LOG_WARNING, "Got %d backtrace record%c\n", count, count != 1 ? 's' : ' ');
for (i=0; i < count ; i++) {
ast_log(LOG_WARNING, "#%d: [%08X] %s\n", i, (unsigned int)addresses[i], strings[i]);
}
free(strings);
} else {
ast_log(LOG_WARNING, "Could not allocate memory for backtrace\n");
}
free(addresses);
} else {
ast_log(LOG_WARNING, "Could not allocate memory for backtrace\n");
}
#else
#ifdef Linux
ast_log(LOG_WARNING, "Must compile with 'make dont-optimize' for stack backtraces\n");
#else
ast_log(LOG_WARNING, "Inline stack backtraces are only available on the Linux platform.\n");
#endif
#endif
}
void ast_verbose(const char *fmt, ...)
{
static char stuff[4096];