From defc1ea34074e7882724c460260d307cdf981a70 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Fri, 27 Jun 2008 02:52:20 +0000 Subject: *: introduce and use FAST_FUNC: regparm on i386, otherwise no-on text data bss dec hex filename 808035 611 6868 815514 c719a busybox_old 804472 611 6868 811951 c63af busybox_unstripped --- libbb/vfork_daemon_rexec.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) (limited to 'libbb/vfork_daemon_rexec.c') diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c index 9624efbb9..37d4c274e 100644 --- a/libbb/vfork_daemon_rexec.c +++ b/libbb/vfork_daemon_rexec.c @@ -20,7 +20,7 @@ /* This does a fork/exec in one call, using vfork(). Returns PID of new child, * -1 for failure. Runs argv[0], searching path if that has no / in it. */ -pid_t spawn(char **argv) +pid_t FAST_FUNC spawn(char **argv) { /* Compiler should not optimize stores here */ volatile int failed; @@ -58,7 +58,7 @@ pid_t spawn(char **argv) } /* Die with an error message if we can't spawn a child process. */ -pid_t xspawn(char **argv) +pid_t FAST_FUNC xspawn(char **argv) { pid_t pid = spawn(argv); if (pid < 0) @@ -66,7 +66,7 @@ pid_t xspawn(char **argv) return pid; } -int safe_waitpid(int pid, int *wstat, int options) +int FAST_FUNC safe_waitpid(int pid, int *wstat, int options) { int r; @@ -76,13 +76,13 @@ int safe_waitpid(int pid, int *wstat, int options) return r; } -int wait_any_nohang(int *wstat) +int FAST_FUNC wait_any_nohang(int *wstat) { return safe_waitpid(-1, wstat, WNOHANG); } // Wait for the specified child PID to exit, returning child's error return. -int wait4pid(int pid) +int FAST_FUNC wait4pid(int pid) { int status; @@ -101,7 +101,7 @@ int wait4pid(int pid) } #if ENABLE_FEATURE_PREFER_APPLETS -void save_nofork_data(struct nofork_save_area *save) +void FAST_FUNC save_nofork_data(struct nofork_save_area *save) { memcpy(&save->die_jmp, &die_jmp, sizeof(die_jmp)); save->applet_name = applet_name; @@ -111,7 +111,7 @@ void save_nofork_data(struct nofork_save_area *save) save->saved = 1; } -void restore_nofork_data(struct nofork_save_area *save) +void FAST_FUNC restore_nofork_data(struct nofork_save_area *save) { memcpy(&die_jmp, &save->die_jmp, sizeof(die_jmp)); applet_name = save->applet_name; @@ -120,7 +120,7 @@ void restore_nofork_data(struct nofork_save_area *save) die_sleep = save->die_sleep; } -int run_nofork_applet_prime(struct nofork_save_area *old, int applet_no, char **argv) +int FAST_FUNC run_nofork_applet_prime(struct nofork_save_area *old, int applet_no, char **argv) { int rc, argc; @@ -166,7 +166,7 @@ int run_nofork_applet_prime(struct nofork_save_area *old, int applet_no, char ** return rc & 0xff; /* don't confuse people with "exitcodes" >255 */ } -int run_nofork_applet(int applet_no, char **argv) +int FAST_FUNC run_nofork_applet(int applet_no, char **argv) { struct nofork_save_area old; @@ -176,7 +176,7 @@ int run_nofork_applet(int applet_no, char **argv) } #endif /* FEATURE_PREFER_APPLETS */ -int spawn_and_wait(char **argv) +int FAST_FUNC spawn_and_wait(char **argv) { int rc; #if ENABLE_FEATURE_PREFER_APPLETS @@ -210,7 +210,7 @@ int spawn_and_wait(char **argv) } #if !BB_MMU -void re_exec(char **argv) +void FAST_FUNC re_exec(char **argv) { /* high-order bit of first char in argv[0] is a hidden * "we have (already) re-execed, don't do it again" flag */ @@ -219,7 +219,7 @@ void re_exec(char **argv) bb_perror_msg_and_die("exec %s", bb_busybox_exec_path); } -void forkexit_or_rexec(char **argv) +void FAST_FUNC forkexit_or_rexec(char **argv) { pid_t pid; /* Maybe we are already re-execed and come here again? */ @@ -237,7 +237,7 @@ void forkexit_or_rexec(char **argv) #else /* Dance around (void)...*/ #undef forkexit_or_rexec -void forkexit_or_rexec(void) +void FAST_FUNC forkexit_or_rexec(void) { pid_t pid; pid = fork(); @@ -252,7 +252,7 @@ void forkexit_or_rexec(void) /* Due to a #define in libbb.h on MMU systems we actually have 1 argument - * char **argv "vanishes" */ -void bb_daemonize_or_rexec(int flags, char **argv) +void FAST_FUNC bb_daemonize_or_rexec(int flags, char **argv) { int fd; @@ -286,7 +286,7 @@ void bb_daemonize_or_rexec(int flags, char **argv) } } -void bb_sanitize_stdio(void) +void FAST_FUNC bb_sanitize_stdio(void) { bb_daemonize_or_rexec(DAEMON_ONLY_SANITIZE, NULL); } -- cgit v1.2.3