*: 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>
This commit is contained in:
Pascal Bellard 2010-07-04 15:32:38 +02:00 committed by Denys Vlasenko
parent 243d1757d7
commit 926031b764
21 changed files with 56 additions and 95 deletions

View file

@ -54,9 +54,7 @@ void FAST_FUNC launch_helper(const char **argv)
+ (1 << SIGALRM)
, signal_handler);
G.helper_pid = vfork();
if (G.helper_pid < 0)
bb_perror_msg_and_die("vfork");
G.helper_pid = xvfork();
i = (!G.helper_pid) * 2; // for parent:0, for child:2
close(pipes[i + 1]); // 1 or 3 - closing one write end