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| author | Denys Vlasenko | 2011-02-02 03:28:56 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2011-02-02 03:28:56 +0100 |
| commit | c71b469f5daceb717e31cc9ce46b0e058e2c57b6 (patch) | |
| tree | ab428529615091f3d1759ad9fcd254f0cab46b19 /libbb | |
| parent | 099e528919e2219772265e99ab8a43d188c1b8db (diff) | |
| download | busybox-c71b469f5daceb717e31cc9ce46b0e058e2c57b6.zip busybox-c71b469f5daceb717e31cc9ce46b0e058e2c57b6.tar.gz | |
libbb: make BB_EXECVP/LP try to exec real binary if there's no /proc/self/exe
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/execable.c | 10 | ||||
| -rw-r--r-- | libbb/vfork_daemon_rexec.c | 12 |
2 files changed, 11 insertions, 11 deletions
diff --git a/libbb/execable.c b/libbb/execable.c index d376400..178a00a 100644 --- a/libbb/execable.c +++ b/libbb/execable.c @@ -68,12 +68,12 @@ int FAST_FUNC exists_execable(const char *filename) } #if ENABLE_FEATURE_PREFER_APPLETS -/* just like the real execvp, but try to launch an applet named 'file' first - */ -int FAST_FUNC bb_execvp(const char *file, char *const argv[]) +/* just like the real execvp, but try to launch an applet named 'file' first */ +int FAST_FUNC BB_EXECVP(const char *file, char *const argv[]) { - return execvp(find_applet_by_name(file) >= 0 ? bb_busybox_exec_path : file, - argv); + if (find_applet_by_name(file) >= 0) + execvp(bb_busybox_exec_path, argv); + return execvp(file, argv); } #endif diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c index 5e0fb0d..cb4781a 100644 --- a/libbb/vfork_daemon_rexec.c +++ b/libbb/vfork_daemon_rexec.c @@ -182,17 +182,17 @@ int FAST_FUNC spawn_and_wait(char **argv) int a = find_applet_by_name(argv[0]); if (a >= 0 && (APPLET_IS_NOFORK(a) -#if BB_MMU +# if BB_MMU || APPLET_IS_NOEXEC(a) /* NOEXEC trick needs fork() */ -#endif +# endif )) { -#if BB_MMU +# if BB_MMU if (APPLET_IS_NOFORK(a)) -#endif +# endif { return run_nofork_applet(a, argv); } -#if BB_MMU +# if BB_MMU /* MMU only */ /* a->noexec is true */ rc = fork(); @@ -201,7 +201,7 @@ int FAST_FUNC spawn_and_wait(char **argv) /* child */ xfunc_error_retval = EXIT_FAILURE; run_applet_no_and_exit(a, argv); -#endif +# endif } #endif /* FEATURE_PREFER_APPLETS */ rc = spawn(argv); |