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...commit
http://git.netsurf-browser.org/netsurf.git/commit/309fcd6d428b2f552fd27bf93154a09d5836eed4
...tree
http://git.netsurf-browser.org/netsurf.git/tree/309fcd6d428b2f552fd27bf93154a09d5836eed4
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via 309fcd6d428b2f552fd27bf93154a09d5836eed4 (commit)
from 24ec30359be98b64f7668df6172047b740d9d9f2 (commit)
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- Log -----------------------------------------------------------------
commitdiff
http://git.netsurf-browser.org/netsurf.git/commit/?id=309fcd6d428b2f552fd27bf93154a09d5836eed4
commit 309fcd6d428b2f552fd27bf93154a09d5836eed4
Author: Daniel Silverstone <[email protected]>
Commit: Daniel Silverstone <[email protected]>
monkey: Catch some signals and backtrace
Signed-off-by: Daniel Silverstone <[email protected]>
diff --git a/frontends/monkey/main.c b/frontends/monkey/main.c
index e4d32d8..3fd0696 100644
--- a/frontends/monkey/main.c
+++ b/frontends/monkey/main.c
@@ -24,6 +24,7 @@
#include <unistd.h>
#include <string.h>
#include <errno.h>
+#include <signal.h>
#include "utils/config.h"
#include "utils/sys_time.h"
@@ -340,6 +341,28 @@ __assert_fail(const char *__assertion, const char *__file,
abort();
}
+
+static void
+signal_handler(int sig)
+{
+ int frames;
+ fprintf(stderr, "Caught signal %s (%d)\n",
+ ((sig == SIGSEGV) ? "SIGSEGV" :
+ ((sig == SIGILL) ? "SIGILL" :
+ ((sig == SIGFPE) ? "SIGFPE" :
+ ((sig == SIGBUS) ? "SIGBUS" :
+ "unknown signal")))),
+ sig);
+ frames = backtrace(&backtrace_buffer[0], 4096);
+ if (frames > 0 && frames < 4096) {
+ fprintf(stderr, "Backtrace:\n");
+ fflush(stderr);
+ backtrace_symbols_fd(&backtrace_buffer[0], frames, 2);
+ }
+
+ abort();
+}
+
#endif
int
@@ -359,6 +382,15 @@ main(int argc, char **argv)
.llcache = filesystem_llcache_table,
};
+#if (!defined(NDEBUG) && defined(HAVE_EXECINFO))
+ /* Catch segfault, illegal instructions and fp exceptions */
+ signal(SIGSEGV, signal_handler);
+ signal(SIGILL, signal_handler);
+ signal(SIGFPE, signal_handler);
+ /* It's unlikely, but SIGBUS could happen on some platforms */
+ signal(SIGBUS, signal_handler);
+#endif
+
ret = netsurf_register(&monkey_table);
if (ret != NSERROR_OK) {
die("NetSurf operation table failed registration");
-----------------------------------------------------------------------
Summary of changes:
frontends/monkey/main.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/frontends/monkey/main.c b/frontends/monkey/main.c
index e4d32d8..3fd0696 100644
--- a/frontends/monkey/main.c
+++ b/frontends/monkey/main.c
@@ -24,6 +24,7 @@
#include <unistd.h>
#include <string.h>
#include <errno.h>
+#include <signal.h>
#include "utils/config.h"
#include "utils/sys_time.h"
@@ -340,6 +341,28 @@ __assert_fail(const char *__assertion, const char *__file,
abort();
}
+
+static void
+signal_handler(int sig)
+{
+ int frames;
+ fprintf(stderr, "Caught signal %s (%d)\n",
+ ((sig == SIGSEGV) ? "SIGSEGV" :
+ ((sig == SIGILL) ? "SIGILL" :
+ ((sig == SIGFPE) ? "SIGFPE" :
+ ((sig == SIGBUS) ? "SIGBUS" :
+ "unknown signal")))),
+ sig);
+ frames = backtrace(&backtrace_buffer[0], 4096);
+ if (frames > 0 && frames < 4096) {
+ fprintf(stderr, "Backtrace:\n");
+ fflush(stderr);
+ backtrace_symbols_fd(&backtrace_buffer[0], frames, 2);
+ }
+
+ abort();
+}
+
#endif
int
@@ -359,6 +382,15 @@ main(int argc, char **argv)
.llcache = filesystem_llcache_table,
};
+#if (!defined(NDEBUG) && defined(HAVE_EXECINFO))
+ /* Catch segfault, illegal instructions and fp exceptions */
+ signal(SIGSEGV, signal_handler);
+ signal(SIGILL, signal_handler);
+ signal(SIGFPE, signal_handler);
+ /* It's unlikely, but SIGBUS could happen on some platforms */
+ signal(SIGBUS, signal_handler);
+#endif
+
ret = netsurf_register(&monkey_table);
if (ret != NSERROR_OK) {
die("NetSurf operation table failed registration");
--
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