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Bug 5183 - Inline stack backtraces

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7646 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2005-12-27 06:24:28 +00:00
parent b7272182d1
commit cdab512c9f
3 changed files with 46 additions and 0 deletions
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36
logger.c
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@@ -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];