diff options
| -rwxr-xr-x | configure.ac | 12 | ||||
| -rwxr-xr-x | configure.in | 12 | ||||
| -rw-r--r-- | lib/debug.c | 23 | ||||
| -rw-r--r-- | lib/debug.h | 3 | ||||
| -rw-r--r-- | lib/zebra.h | 4 |
5 files changed, 54 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 4c30bcee..be371fcb 100755 --- a/configure.ac +++ b/configure.ac @@ -856,6 +856,18 @@ AC_TRY_COMPILE([#include <sys/resource.h> AC_DEFINE(HAVE_RUSAGE,,rusage)], AC_MSG_RESULT(no)) +dnl --------------------------- +dnl check for glibc 'backtrace' +dnl --------------------------- +if test "${glibc}" = "yes"; then + AC_CHECK_HEADER(execinfo.h) +fi +if test x"${ac_cv_header_execinfo_h}" = x"yes"; then + AC_CHECK_FUNC(backtrace, + [AC_DEFINE(HAVE_GLIBC_BACKTRACE,,Glibc backtrace)] + ) +fi + dnl ------------- dnl check version dnl ------------- diff --git a/configure.in b/configure.in index 4c30bcee..be371fcb 100755 --- a/configure.in +++ b/configure.in @@ -856,6 +856,18 @@ AC_TRY_COMPILE([#include <sys/resource.h> AC_DEFINE(HAVE_RUSAGE,,rusage)], AC_MSG_RESULT(no)) +dnl --------------------------- +dnl check for glibc 'backtrace' +dnl --------------------------- +if test "${glibc}" = "yes"; then + AC_CHECK_HEADER(execinfo.h) +fi +if test x"${ac_cv_header_execinfo_h}" = x"yes"; then + AC_CHECK_FUNC(backtrace, + [AC_DEFINE(HAVE_GLIBC_BACKTRACE,,Glibc backtrace)] + ) +fi + dnl ------------- dnl check version dnl ------------- diff --git a/lib/debug.c b/lib/debug.c new file mode 100644 index 00000000..c4b67a52 --- /dev/null +++ b/lib/debug.c @@ -0,0 +1,23 @@ +#include <zebra.h> +#include "log.h" + +void +debug_print_trace (int signal) +{ + void *array[10]; + size_t size; + char **strings; + size_t i; + + size = backtrace (array, 10); + strings = backtrace_symbols (array, size); + + printf ("Obtained %zd stack frames.\n", size); + + for (i = 0; i < size; i++) + printf ("%s\n", strings[i]); + + free (strings); + + exit(1); +} diff --git a/lib/debug.h b/lib/debug.h new file mode 100644 index 00000000..44409042 --- /dev/null +++ b/lib/debug.h @@ -0,0 +1,3 @@ + +void debug_print_trace (int); + diff --git a/lib/zebra.h b/lib/zebra.h index 7b1e8011..62566cf8 100644 --- a/lib/zebra.h +++ b/lib/zebra.h @@ -172,6 +172,10 @@ typedef int socklen_t; #include <libutil.h> #endif /* HAVE_LIBUTIL_H */ +#ifdef HAVE_GLIBC_BACKTRACE +#include <execinfo.h> +#endif /* HAVE_GLIBC_BACKTRACE */ + #ifdef BSDI_NRL #ifdef HAVE_NETINET6_IN6_H |