diff options
| -rw-r--r-- | debianutils/start_stop_daemon.c | 11 | ||||
| -rw-r--r-- | init/start_stop_daemon.c | 11 |
2 files changed, 20 insertions, 2 deletions
diff --git a/debianutils/start_stop_daemon.c b/debianutils/start_stop_daemon.c index c6b7043..ed4503c 100644 --- a/debianutils/start_stop_daemon.c +++ b/debianutils/start_stop_daemon.c @@ -22,6 +22,7 @@ static int start = 0; static int stop = 0; +static int fork_before_exec = 0; static int signal_nr = 15; static int user_id = -1; static const char *userspec = NULL; @@ -55,7 +56,7 @@ parse_options(int argc, char * const *argv) int c; for (;;) { - c = getopt (argc, argv, "a:n:s:u:x:KS"); + c = getopt (argc, argv, "a:n:s:u:x:KSb"); if (c == EOF) break; switch (c) { @@ -81,6 +82,9 @@ parse_options(int argc, char * const *argv) case 'x': execname = optarg; break; + case 'b': + fork_before_exec = 1; + break; default: show_usage(); } @@ -255,6 +259,11 @@ start_stop_daemon_main(int argc, char **argv) return EXIT_SUCCESS; } *--argv = startas; + if (fork_before_exec) { + if (daemon(0, 0) == -1) + perror_msg_and_die ("unable to fork"); + } + setsid(); execv(startas, argv); perror_msg_and_die ("unable to start %s", startas); } diff --git a/init/start_stop_daemon.c b/init/start_stop_daemon.c index c6b7043..ed4503c 100644 --- a/init/start_stop_daemon.c +++ b/init/start_stop_daemon.c @@ -22,6 +22,7 @@ static int start = 0; static int stop = 0; +static int fork_before_exec = 0; static int signal_nr = 15; static int user_id = -1; static const char *userspec = NULL; @@ -55,7 +56,7 @@ parse_options(int argc, char * const *argv) int c; for (;;) { - c = getopt (argc, argv, "a:n:s:u:x:KS"); + c = getopt (argc, argv, "a:n:s:u:x:KSb"); if (c == EOF) break; switch (c) { @@ -81,6 +82,9 @@ parse_options(int argc, char * const *argv) case 'x': execname = optarg; break; + case 'b': + fork_before_exec = 1; + break; default: show_usage(); } @@ -255,6 +259,11 @@ start_stop_daemon_main(int argc, char **argv) return EXIT_SUCCESS; } *--argv = startas; + if (fork_before_exec) { + if (daemon(0, 0) == -1) + perror_msg_and_die ("unable to fork"); + } + setsid(); execv(startas, argv); perror_msg_and_die ("unable to start %s", startas); } |