diff options
Diffstat (limited to 'libbb/vfork_daemon_rexec.c')
-rw-r--r-- | libbb/vfork_daemon_rexec.c | 41 |
1 files changed, 29 insertions, 12 deletions
diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c index 78f3c4ad4..aef74e994 100644 --- a/libbb/vfork_daemon_rexec.c +++ b/libbb/vfork_daemon_rexec.c @@ -100,15 +100,28 @@ int wait_pid(int *wstat, int pid) return r; } -int run_nofork_applet(const struct bb_applet *a, char **argv) +void save_nofork_data(struct nofork_save_area *save) { - int rc, argc; + save->current_applet = current_applet; + save->xfunc_error_retval = xfunc_error_retval; + save->option_mask32 = option_mask32; + save->die_sleep = die_sleep; + save->saved = 1; +} - /* Save some shared globals */ - const struct bb_applet *old_a = current_applet; - int old_x = xfunc_error_retval; - uint32_t old_m = option_mask32; - int old_sleep = die_sleep; +void restore_nofork_data(struct nofork_save_area *save) +{ + current_applet = save->current_applet; + xfunc_error_retval = save->xfunc_error_retval; + option_mask32 = save->option_mask32; + die_sleep = save->die_sleep; + + applet_name = current_applet->name; +} + +int run_nofork_applet_prime(struct nofork_save_area *old, const struct bb_applet *a, char **argv) +{ + int rc, argc; current_applet = a; applet_name = a->name; @@ -138,14 +151,18 @@ int run_nofork_applet(const struct bb_applet *a, char **argv) } /* Restoring globals */ - current_applet = old_a; - applet_name = old_a->name; - xfunc_error_retval = old_x; - option_mask32 = old_m; - die_sleep = old_sleep; + restore_nofork_data(old); return rc; } +int run_nofork_applet(const struct bb_applet *a, char **argv) +{ + struct nofork_save_area old; + /* Saving globals */ + save_nofork_data(&old); + return run_nofork_applet_prime(&old, a, argv); +} + int spawn_and_wait(char **argv) { int rc; |