From 3da5572bfa81a63ce66e41b99e9801c47a05bbbf Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Tue, 1 Jul 2008 10:40:41 +0000 Subject: *: introduce and use xvfork() function old new delta time_main 1052 1285 +233 crontab_main 623 856 +233 ifupdown_main 2202 2403 +201 xvfork - 20 +20 passwd_main 1049 1053 +4 grave 1068 1066 -2 script_main 935 921 -14 vfork_or_die 20 - -20 vfork_compressor 206 175 -31 open_as_user 109 - -109 popen2 218 - -218 edit_file 910 690 -220 run_command 268 - -268 ------------------------------------------------------------------------------ (add/remove: 1/4 grow/shrink: 4/4 up/down: 691/-882) Total: -191 bytes --- miscutils/crontab.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) (limited to 'miscutils/crontab.c') diff --git a/miscutils/crontab.c b/miscutils/crontab.c index dc3179dac..4bba9fb44 100644 --- a/miscutils/crontab.c +++ b/miscutils/crontab.c @@ -38,10 +38,8 @@ static void change_user(const struct passwd *pas) static void edit_file(const struct passwd *pas, const char *file) { const char *ptr; - int pid = vfork(); + int pid = xvfork(); - if (pid < 0) /* failure */ - bb_perror_msg_and_die("vfork"); if (pid) { /* parent */ wait4pid(pid); return; @@ -65,9 +63,7 @@ static int open_as_user(const struct passwd *pas, const char *file) pid_t pid; char c; - pid = vfork(); - if (pid < 0) /* ERROR */ - bb_perror_msg_and_die("vfork"); + pid = xvfork(); if (pid) { /* PARENT */ if (wait4pid(pid) == 0) { /* exitcode 0: child says it can read */ -- cgit v1.2.3