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authorDenis Vlasenko2008-07-01 10:40:41 +0000
committerDenis Vlasenko2008-07-01 10:40:41 +0000
commit3da5572bfa81a63ce66e41b99e9801c47a05bbbf (patch)
tree91e495d81283309948b9f459bbd65c17682431fa /shell/hush.c
parent148f67af9dac56db4703fb40677630ef559edb57 (diff)
downloadbusybox-3da5572bfa81a63ce66e41b99e9801c47a05bbbf.zip
busybox-3da5572bfa81a63ce66e41b99e9801c47a05bbbf.tar.gz
*: 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
Diffstat (limited to 'shell/hush.c')
-rw-r--r--shell/hush.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/shell/hush.c b/shell/hush.c
index 72186f9..59d8f3f 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -3096,9 +3096,11 @@ static FILE *generate_stream_from_list(struct pipe *head)
* huge=`cat TESTFILE` # will block here forever
* echo OK
*/
- pid = BB_MMU ? fork() : vfork();
+ pid = BB_MMU ? fork() : xvfork();
+#if BB_MMU
if (pid < 0)
- bb_perror_msg_and_die(BB_MMU ? "fork" : "vfork");
+ bb_perror_msg_and_die("fork");
+#endif
if (pid == 0) { /* child */
if (ENABLE_HUSH_JOB)
die_sleep = 0; /* let nofork's xfuncs die */