diff --git a/configure.ac b/configure.ac index 4e7b0a9..2396857 100644 --- a/configure.ac +++ b/configure.ac @@ -2,6 +2,7 @@ AC_INIT([nftlb], [0.6], [netfilter-devel@vger.kernel.org]) AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_MACRO_DIR([m4]) +AC_CONFIG_HEADERS([config.h]) AM_INIT_AUTOMAKE([-Wall foreign subdir-objects tar-pax no-dist-gzip dist-bzip2 1.6]) @@ -25,5 +26,7 @@ AC_CHECK_HEADER([ev.h], [EVENTINC="-include ev.h"], [EVENTINC="-include libev/ev.h"], [AC_MSG_ERROR([ev.h not found])])]) +AC_CHECK_HEADERS([execinfo.h]) + AC_CONFIG_FILES([Makefile src/Makefile]) AC_OUTPUT diff --git a/src/main.c b/src/main.c index b6b5ec4..b2a080f 100644 --- a/src/main.c +++ b/src/main.c @@ -18,6 +18,7 @@ * along with this program. If not, see . * */ +#include "config.h" #include #include @@ -26,7 +27,10 @@ #include #include #include + +#ifdef HAVE_EXECINFO_H #include +#endif /* HAVE_EXECINFO_H */ #include "config.h" #include "objects.h" @@ -85,6 +89,7 @@ static void nftlb_sighandler(int signo) exit(EXIT_SUCCESS); } +#ifdef HAVE_EXECINFO_H static void nftlb_trace() { void *buffer[255]; char **str; @@ -106,6 +111,7 @@ static void nftlb_trace() { exit(EXIT_FAILURE); } +#endif /* HAVE_EXECINFO_H */ int main(int argc, char *argv[]) { @@ -157,8 +163,12 @@ int main(int argc, char *argv[]) if (signal(SIGINT, nftlb_sighandler) == SIG_ERR || signal(SIGTERM, nftlb_sighandler) == SIG_ERR || +#ifdef HAVE_EXECINFO_H signal(SIGPIPE, SIG_IGN) == SIG_ERR || signal(SIGSEGV, nftlb_trace) == SIG_ERR) { +#else + signal(SIGPIPE, SIG_IGN) == SIG_ERR) { +#endif /* HAVE_EXECINFO_H */ fprintf(stderr, "Error assigning signals\n"); syslog(LOG_ERR, "Error assigning signals"); return EXIT_FAILURE;