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authorChristian Persch <chpe@cvs.gnome.org>2004-09-27 20:42:19 +0800
committerChristian Persch <chpe@src.gnome.org>2004-09-27 20:42:19 +0800
commit8656e7d44895631c82053c9630139015cb95ef57 (patch)
treed0403d962793a15754a1c7bb60792ac43ed8561b /lib/ephy-debug.c
parent8b94ac9b3e071f2813e495c64d15c8af72300176 (diff)
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Improved debugging support. Fixes bug #153805.
2004-09-27 Christian Persch <chpe@cvs.gnome.org> * configure.ac: * lib/ephy-debug.c: (trap_handler), (ephy_debug_init): Improved debugging support. Fixes bug #153805.
Diffstat (limited to 'lib/ephy-debug.c')
-rw-r--r--lib/ephy-debug.c58
1 files changed, 56 insertions, 2 deletions
diff --git a/lib/ephy-debug.c b/lib/ephy-debug.c
index a0f2929af..b9f8386b6 100644
--- a/lib/ephy-debug.c
+++ b/lib/ephy-debug.c
@@ -24,12 +24,21 @@
#include "ephy-debug.h"
-#include <string.h>
-
#ifndef DISABLE_PROFILING
+#include <glib/gbacktrace.h>
+#include <string.h>
+#include <stdio.h>
+#include <signal.h>
+
static GHashTable *ephy_profilers_hash = NULL;
static const char *ephy_profile_modules = NULL;
+static const char *ephy_debug_break = NULL;
+
+#ifdef HAVE_DUMPSTACKTOFILE
+#define DumpStackToFile(f) _Z15DumpStackToFileP8_IO_FILE(f)
+extern void _Z15DumpStackToFileP8_IO_FILE (FILE *f);
+#endif
#endif
@@ -76,15 +85,60 @@ log_module (const gchar *log_domain,
}
}
+static void
+trap_handler (const char *log_domain,
+ GLogLevelFlags log_level,
+ const char *message,
+ gpointer user_data)
+{
+ g_log_default_handler (log_domain, log_level, message, user_data);
+
+ if (ephy_debug_break != NULL &&
+ (log_level & (G_LOG_LEVEL_WARNING |
+ G_LOG_LEVEL_ERROR |
+ G_LOG_LEVEL_CRITICAL |
+ G_LOG_FLAG_FATAL)))
+ {
+ if (strcmp (ephy_debug_break, "stack") == 0)
+ {
+#ifdef HAVE_DUMPSTACKTOFILE
+ DumpStackToFile (stderr);
+#else
+ g_on_error_stack_trace (g_get_prgname ());
+#endif
+ }
+ else if (strcmp (ephy_debug_break, "trap") == 0)
+ {
+ G_BREAKPOINT ();
+ }
+ else if (strcmp (ephy_debug_break, "suspend") == 0)
+ {
+ g_print ("Suspending program; attach with the debugger.\n");
+
+ raise (SIGSTOP);
+ }
+ else if (strcmp (ephy_debug_break, "abort") == 0)
+ {
+ raise (SIGABRT);
+ }
+ }
+}
+
#endif
void
ephy_debug_init (void)
{
#ifndef DISABLE_LOGGING
+ const char *debug_break;
+
ephy_log_modules = g_getenv ("EPHY_LOG_MODULES");
+ ephy_debug_break = g_getenv ("EPHY_DEBUG_BREAK");
+
+ g_log_set_default_handler (trap_handler, NULL);
g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, log_module, NULL);
+
#endif
#ifndef DISABLE_PROFILING
ephy_profile_modules = g_getenv ("EPHY_PROFILE_MODULES");