aboutsummaryrefslogtreecommitdiff
path: root/miscutils
diff options
context:
space:
mode:
authorGravatar Pascal Bellard <pascal.bellard@ads-lu.com>2010-07-04 15:32:38 +0200
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2010-07-04 15:32:38 +0200
commit926031b7640bf5aad2ffcd54b096911743a47d97 (patch)
tree093e0e1bab2c905a97c5880e4942e2000ada7e72 /miscutils
parent243d1757d798a0cd43f51eb1db75cc1e81c65732 (diff)
downloadbusybox-926031b7640bf5aad2ffcd54b096911743a47d97.tar.gz
busybox-926031b7640bf5aad2ffcd54b096911743a47d97.tar.bz2
*: introduce and use xfork() and xvfork()
function old new delta launch_helper 170 169 -1 setup_heredoc 312 302 -10 handle_dir_common 367 354 -13 expand_vars_to_list 2456 2443 -13 open_transformer 89 74 -15 data_extract_to_command 439 423 -16 do_ipaddr 1406 1389 -17 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/7 up/down: 0/-85) Total: -85 bytes Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'miscutils')
-rw-r--r--miscutils/conspy.c5
-rw-r--r--miscutils/crontab.c8
-rw-r--r--miscutils/time.c4
-rw-r--r--miscutils/timeout.c4
4 files changed, 5 insertions, 16 deletions
diff --git a/miscutils/conspy.c b/miscutils/conspy.c
index 3f341ce18..509a0f271 100644
--- a/miscutils/conspy.c
+++ b/miscutils/conspy.c
@@ -309,10 +309,7 @@ static void create_cdev_if_doesnt_exist(const char* name, dev_t dev)
static NOINLINE void start_shell_in_child(const char* tty_name)
{
- int pid = vfork();
- if (pid < 0) {
- bb_perror_msg_and_die("vfork");
- }
+ int pid = xvfork();
if (pid == 0) {
struct termios termchild;
char *shell = getenv("SHELL");
diff --git a/miscutils/crontab.c b/miscutils/crontab.c
index 5557bc491..b8a5abc64 100644
--- a/miscutils/crontab.c
+++ b/miscutils/crontab.c
@@ -20,10 +20,8 @@
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;
@@ -51,9 +49,7 @@ 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 */
diff --git a/miscutils/time.c b/miscutils/time.c
index 5cfbcef8e..9facc3657 100644
--- a/miscutils/time.c
+++ b/miscutils/time.c
@@ -372,9 +372,7 @@ static void run_command(char *const *cmd, resource_t *resp)
void (*quit_signal)(int);
resp->elapsed_ms = monotonic_ms();
- pid = vfork();
- if (pid < 0)
- bb_perror_msg_and_die("vfork");
+ pid = xvfork();
if (pid == 0) {
/* Child */
BB_EXECVP_or_die((char**)cmd);
diff --git a/miscutils/timeout.c b/miscutils/timeout.c
index f6e655acc..48b8d8fc0 100644
--- a/miscutils/timeout.c
+++ b/miscutils/timeout.c
@@ -71,9 +71,7 @@ int timeout_main(int argc UNUSED_PARAM, char **argv)
sv1 = argv[optind];
sv2 = argv[optind + 1];
#endif
- pid = vfork();
- if (pid < 0)
- bb_perror_msg_and_die("vfork");
+ pid = xvfork();
if (pid == 0) {
/* Child: spawn grandchild and exit */
parent = getppid();