diff options
Diffstat (limited to 'networking/sendmail.c')
-rw-r--r-- | networking/sendmail.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/networking/sendmail.c b/networking/sendmail.c index c195cc021..1c23ca290 100644 --- a/networking/sendmail.c +++ b/networking/sendmail.c | |||
@@ -120,6 +120,15 @@ static void signal_handler(int signo) | |||
120 | #undef err | 120 | #undef err |
121 | } | 121 | } |
122 | 122 | ||
123 | /* libbb candidate */ | ||
124 | static pid_t vfork_or_die(void) | ||
125 | { | ||
126 | pid_t pid = vfork(); | ||
127 | if (pid < 0) | ||
128 | bb_perror_msg_and_die("vfork"); | ||
129 | return pid; | ||
130 | } | ||
131 | |||
123 | static void launch_helper(const char **argv) | 132 | static void launch_helper(const char **argv) |
124 | { | 133 | { |
125 | // setup vanilla unidirectional pipes interchange | 134 | // setup vanilla unidirectional pipes interchange |
@@ -128,7 +137,7 @@ static void launch_helper(const char **argv) | |||
128 | 137 | ||
129 | xpipe(pipes); | 138 | xpipe(pipes); |
130 | xpipe(pipes+2); | 139 | xpipe(pipes+2); |
131 | helper_pid = xvfork(); | 140 | helper_pid = vfork_or_die(); |
132 | idx = (!helper_pid) * 2; | 141 | idx = (!helper_pid) * 2; |
133 | xdup2(pipes[idx], STDIN_FILENO); | 142 | xdup2(pipes[idx], STDIN_FILENO); |
134 | xdup2(pipes[3-idx], STDOUT_FILENO); | 143 | xdup2(pipes[3-idx], STDOUT_FILENO); |