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Automatically rename log file when crashing, added backtrace to log file

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This commit is contained in:
Sebastien Helleu
2006-05-20 13:42:08 +00:00
parent 0eea93bba3
commit 2322eb0625
10 changed files with 294 additions and 82 deletions
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src/common/backtrace.c
+41 -14
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@@ -27,6 +27,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#define __USE_GNU
#include <dlfcn.h>
@@ -36,8 +37,27 @@
#include "weechat.h"
#include "backtrace.h"
#include "log.h"
/*
* weechat_backtrace_printf: display a backtrage line (on stderr and in WeeChat log)
*/
void
weechat_backtrace_printf (char *message, ...)
{
static char buffer[4096];
va_list argptr;
va_start (argptr, message);
vsnprintf (buffer, sizeof (buffer) - 1, message, argptr);
va_end (argptr);
fprintf (stderr, "%s", buffer);
weechat_log_printf ("%s", buffer);
}
/*
* weechat_backtrace_addr2line: display function name and line with a backtrace address
*/
@@ -57,7 +77,7 @@ weechat_backtrace_addr2line (int number, void *address, char *symbol)
rc = dladdr (address, &info);
if ((rc == 0) || !info.dli_fname || !info.dli_fname[0])
{
fprintf (stderr, "%03d %s\n", number, symbol);
weechat_backtrace_printf ("%03d %s\n", number, symbol);
return;
}
@@ -71,7 +91,7 @@ weechat_backtrace_addr2line (int number, void *address, char *symbol)
output = popen (cmd_line, "r");
if (!output)
{
fprintf (stderr, "%03d %s\n", number, symbol);
weechat_backtrace_printf ("%03d %s\n", number, symbol);
return;
}
function_name[0] = '\0';
@@ -87,25 +107,27 @@ weechat_backtrace_addr2line (int number, void *address, char *symbol)
if (strchr (ptr_line, ':'))
{
file_line = 1;
fprintf (stderr, "%03d %s%s%s%s\n",
number,
ptr_line,
(function_name[0]) ? " [function " : "",
function_name,
(function_name[0]) ? "]" : "");
weechat_backtrace_printf ("%03d %s%s%s%s\n",
number,
ptr_line,
(function_name[0]) ? " [function " : "",
function_name,
(function_name[0]) ? "]" : "");
function_name[0] = '\0';
}
else
{
if (function_name[0])
fprintf (stderr, "%03d %s", number, function_name);
weechat_backtrace_printf ("%03d %s",
number, function_name);
snprintf (function_name, sizeof (function_name),
"%s", ptr_line);
}
}
}
if (function_name[0])
fprintf (stderr, "%03d %s\n", number, function_name);
weechat_backtrace_printf ("%03d %s\n",
number, function_name);
pclose (output);
}
@@ -120,7 +142,11 @@ weechat_backtrace ()
void *trace[BACKTRACE_MAX];
int trace_size, i;
char **symbols;
#endif
weechat_backtrace_printf ("======= WeeChat backtrace =======\n");
#ifdef HAVE_BACKTRACE
trace_size = backtrace (trace, BACKTRACE_MAX);
symbols = backtrace_symbols (trace, trace_size);
@@ -129,8 +155,9 @@ weechat_backtrace ()
weechat_backtrace_addr2line (i + 1, trace[i], symbols[i]);
}
#else
fprintf (stderr,
" No backtrace info (no debug info available or no backtrace possible "
"on your system).\n");
weechat_backtrace_printf (" No backtrace info (no debug info available "
"or no backtrace possible on your system).\n");
#endif
weechat_backtrace_printf ("======= End of backtrace =======\n");
}