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authorDenis Vlasenko2008-07-01 11:11:24 +0000
committerDenis Vlasenko2008-07-01 11:11:24 +0000
commit58d60c3333b988feb72eb867332d9ad773957810 (patch)
tree1c6d46f7642c863462198e144cd49ca051c8458f /libbb
parent49b5c516b5f5cb72ba05d5584e574b4a48cee7c1 (diff)
downloadbusybox-58d60c3333b988feb72eb867332d9ad773957810.zip
busybox-58d60c3333b988feb72eb867332d9ad773957810.tar.gz
*: introduce and use xfork()
function old new delta xfork - 20 +20 msh_main 1377 1380 +3 mod_process 455 446 -9 forkexit_or_rexec 30 17 -13 expand_variables 1434 1421 -13 open_transformer 91 76 -15 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/4 up/down: 23/-50) Total: -27 bytes
Diffstat (limited to 'libbb')
-rw-r--r--libbb/vfork_daemon_rexec.c4
-rw-r--r--libbb/xvfork.c10
2 files changed, 11 insertions, 3 deletions
diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c
index 9baa813..989e9b8 100644
--- a/libbb/vfork_daemon_rexec.c
+++ b/libbb/vfork_daemon_rexec.c
@@ -238,9 +238,7 @@ void FAST_FUNC forkexit_or_rexec(char **argv)
void FAST_FUNC forkexit_or_rexec(void)
{
pid_t pid;
- pid = fork();
- if (pid < 0) /* wtf? */
- bb_perror_msg_and_die("fork");
+ pid = xfork();
if (pid) /* parent */
exit(EXIT_SUCCESS);
/* child */
diff --git a/libbb/xvfork.c b/libbb/xvfork.c
index a74b49f..3fbd0c1 100644
--- a/libbb/xvfork.c
+++ b/libbb/xvfork.c
@@ -16,3 +16,13 @@ pid_t FAST_FUNC xvfork(void)
bb_perror_msg_and_die("vfork");
return pid;
}
+
+#if BB_MMU
+pid_t FAST_FUNC xfork(void)
+{
+ pid_t pid = fork();
+ if (pid < 0)
+ bb_perror_msg_and_die("vfork" + 1);
+ return pid;
+}
+#endif