diff options
Diffstat (limited to '3rdparty/openpgm-svn-r1135/pgm/backtrace.c')
| -rw-r--r-- | 3rdparty/openpgm-svn-r1135/pgm/backtrace.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/3rdparty/openpgm-svn-r1135/pgm/backtrace.c b/3rdparty/openpgm-svn-r1135/pgm/backtrace.c new file mode 100644 index 0000000..86a3cd0 --- /dev/null +++ b/3rdparty/openpgm-svn-r1135/pgm/backtrace.c @@ -0,0 +1,69 @@ +/* vim:ts=8:sts=8:sw=4:noai:noexpandtab + * + * Dump back trace to stderr and try gdb. + * + * Copyright (c) 2006-2007 Miru Limited. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifdef CONFIG_HAVE_BACKTRACE +# include <stdio.h> +# include <execinfo.h> +# include <sys/types.h> +# include <unistd.h> +#endif +#include <stdlib.h> +#include <glib.h> +#include <pgm/backtrace.h> + + +void +on_sigsegv ( + G_GNUC_UNUSED int signum + ) +{ +#ifdef CONFIG_HAVE_BACKTRACE + void* array[256]; + char** names; + char cmd[1024]; + int i, size; + gchar *out, *err; + gint exit_status; + + fprintf (stderr, "\n======= Backtrace: =========\n"); + + size = backtrace (array, G_N_ELEMENTS(array)); + names = backtrace_symbols (array, size); + + for (i = 0; i < size; i++) + fprintf (stderr, "%s\n", names[i]); + + free (names); + fflush (stderr); + + sprintf (cmd, "gdb --ex 'attach %ld' --ex 'info threads' --ex 'thread apply all bt' --batch", (long)getpid ()); + if ( g_spawn_command_line_sync (cmd, &out, &err, &exit_status, NULL) ) + { + fprintf (stderr, "======= GDB Backtrace: =========\n"); + fprintf (stderr, "%s\n", out); + } +#endif /* CONFIG_HAVE_BACKTRACE */ + + abort (); +} + +/* eof */ + |