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authorDenis Vlasenko2008-07-01 15:59:42 +0000
committerDenis Vlasenko2008-07-01 15:59:42 +0000
commit82604e973085f91f1b99cacea08963d0d1468084 (patch)
tree2de05bb2a6943ca6be0cc46f36e5fb07099aef40 /miscutils/crontab.c
parentb111917972c1398ef96ef2d388c6c4ba57a8e9f7 (diff)
downloadbusybox-82604e973085f91f1b99cacea08963d0d1468084.zip
busybox-82604e973085f91f1b99cacea08963d0d1468084.tar.gz
revert last two commits. vfork cannot be used in subroutine,
it trashes stack on return
Diffstat (limited to 'miscutils/crontab.c')
-rw-r--r--miscutils/crontab.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/miscutils/crontab.c b/miscutils/crontab.c
index 4bba9fb..dc3179d 100644
--- a/miscutils/crontab.c
+++ b/miscutils/crontab.c
@@ -38,8 +38,10 @@ static void change_user(const struct passwd *pas)
static void edit_file(const struct passwd *pas, const char *file)
{
const char *ptr;
- int pid = xvfork();
+ int pid = vfork();
+ if (pid < 0) /* failure */
+ bb_perror_msg_and_die("vfork");
if (pid) { /* parent */
wait4pid(pid);
return;
@@ -63,7 +65,9 @@ static int open_as_user(const struct passwd *pas, const char *file)
pid_t pid;
char c;
- pid = xvfork();
+ pid = vfork();
+ if (pid < 0) /* ERROR */
+ bb_perror_msg_and_die("vfork");
if (pid) { /* PARENT */
if (wait4pid(pid) == 0) {
/* exitcode 0: child says it can read */