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Fix debug support to work without gmake and bundle -ggdb in properly.

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This commit is contained in:
Roy Marples 2008-03-24 11:43:03 +00:00
parent 79719b5386
commit 821166fbfd
4 changed files with 20 additions and 29 deletions
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1
src/libeinfo/Makefile
View File

@ -9,4 +9,5 @@ CFLAGS+= -I../includes
MK= ../../mk
include ${MK}/lib.mk
include ${MK}/cc.mk
include ${MK}/debug.mk
include ${MK}/${MKTERMCAP}.mk

1
src/librc/Makefile
View File

@ -14,3 +14,4 @@ CFLAGS+= -I../includes
MK= ../../mk
include ${MK}/lib.mk
include ${MK}/cc.mk
include ${MK}/debug.mk

4
src/rc/Makefile
View File

@ -32,13 +32,11 @@ CLEANFILES+= ${ALL_LINKS}
LDFLAGS+= -L../librc -L../libeinfo
LDADD+= -lutil -lrc -leinfo
#CFLAGS+= -ggdb
CPPFLAGS+= $(shell test "x$(DEBUG)" = x && echo -DRC_DEBUG=0 || echo -DRC_DEBUG=1)
LDFLAGS+= $(shell test -d ../../.git && echo -Wl,--rpath=../librc -Wl,--rpath=../libeinfo)
MK= ../../mk
include ${MK}/prog.mk
include ${MK}/cc.mk
include ${MK}/debug.mk
CFLAGS+= -I../includes -I../librc -I../libeinfo
CFLAGS+= -DLIB=\"${LIBNAME}\"

43
src/rc/rc.c
View File

@ -898,43 +898,30 @@ interactive_option:
}
static void catch_a_baddie(int sig)
#ifdef RC_DEBUG
static void handle_bad_signal(int sig)
{
char pid[10];
int status;
pid_t crashed_pid = getpid();
switch (fork()) {
case -1: _exit(sig);
case 0: {
char pid[10];
case -1:
_exit(sig);
/* NOTREACHED */
case 0:
sprintf(pid, "%i", crashed_pid);
printf("\nAuto launching gdb!\n\n");
_exit(execlp("gdb", "gdb", "--quiet", "--pid", pid, "-ex", "bt full", NULL));
}
default: {
int status;
/* NOTREACHED */
default:
wait(&status);
}
}
_exit(1);
/* NOTREACHED */
}
static void init_bad_signals(void)
{
struct sigaction sa;
sigset_t full;
if (!RC_DEBUG)
return;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = catch_a_baddie;
sigfillset(&full);
sa.sa_mask = full;
sigaction(SIGBUS, &sa, NULL);
sigaction(SIGILL, &sa, NULL);
sigaction(SIGSEGV, &sa, NULL);
}
#endif
#include "_usage.h"
#define getoptstring "o:" getoptstring_COMMON
@ -970,7 +957,11 @@ int main(int argc, char **argv)
char *token;
#endif
init_bad_signals();
#ifdef RC_DEBUG
signal_setup(SIGBUS, handle_bad_signal);
signal_setup(SIGILL, handle_bad_signal);
signal_setup(SIGSEGV, handle_bad_signal);
#endif
applet = basename_c(argv[0]);
LIST_INIT(&service_pids);