r19150: add a usefull tool to test the gdb_backtrace script

just compile it with
cc -g -o gdb_backtrace_test gdb_backtrace_test.c

and run it in the same directory where your gdb_backtrace script is.

metze
(This used to be commit 56ae0171ba)

source4/script/gdb_backtrace_test.c

@@ -0,0 +1,42 @@
+/*
+
+add a usefull tool to test the gdb_backtrace script
+
+just compile it with
+cc -g -o gdb_backtrace_test gdb_backtrace_test.c
+
+and run it in the same directory where your gdb_backtrace script is.
+
+2006 - Stefan Metzmacher <metze@samba.org>
+
+*/
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <signal.h>
+
+static const char *prog;
+
+static void sig_fault(int sig)
+{
+	int ret;
+	char cmdstr[200];
+
+	snprintf(cmdstr, sizeof(cmdstr),
+		 "./gdb_backtrace %u %s",
+		 getpid(), prog);
+	printf("sig_fault start: %s\n", cmdstr);
+	ret = system(cmdstr);
+	printf("sig_fault end: %d\n", ret);
+}
+
+int main(int argc, const char **argv)
+{
+	prog = argv[0];
+
+	signal(SIGABRT, sig_fault);
+
+	abort();
+	return 0;
+}