summaryrefslogtreecommitdiff
path: root/shell
diff options
context:
space:
mode:
authorDenis Vlasenko2007-05-26 16:44:20 +0000
committerDenis Vlasenko2007-05-26 16:44:20 +0000
commit5a6aeddfa7262e41802c77f70c9ef88e9c2c2476 (patch)
tree36bf70fe7e6c67e4ab37c446a191272eb90097ed /shell
parent6239b1f50a04121d96daba2cdc2f7c3765c9007b (diff)
downloadbusybox-5a6aeddfa7262e41802c77f70c9ef88e9c2c2476.zip
busybox-5a6aeddfa7262e41802c77f70c9ef88e9c2c2476.tar.gz
xpipe: introduce (saves ~170 bytes)
udhcp/signalpipe.c: use pipe instead of socketpair.
Diffstat (limited to 'shell')
-rw-r--r--shell/hush.c6
-rw-r--r--shell/lash.c3
2 files changed, 3 insertions, 6 deletions
diff --git a/shell/hush.c b/shell/hush.c
index 800b0f9..2e6f286 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -1800,8 +1800,7 @@ static int run_pipe_real(struct pipe *pi)
/* pipes are inserted between pairs of commands */
if ((i + 1) < pi->num_progs) {
- if (pipe(pipefds) < 0)
- bb_perror_msg_and_die("pipe");
+ pipe(pipefds);
nextout = pipefds[1];
} else {
nextout = 1;
@@ -3134,8 +3133,7 @@ static FILE *generate_stream_from_list(struct pipe *head)
FILE *pf;
int pid, channel[2];
- if (pipe(channel) < 0)
- bb_perror_msg_and_die("pipe");
+ xpipe(channel);
#if BB_MMU
pid = fork();
#else
diff --git a/shell/lash.c b/shell/lash.c
index 24e48c3..28449b7 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -1222,8 +1222,7 @@ static int run_command(struct job *newjob, int inbg, int outpipe[2])
nextout = 1;
if ((i + 1) < newjob->num_progs) {
- if (pipe(pipefds) < 0)
- bb_perror_msg_and_die("pipe");
+ xpipe(pipefds);
nextout = pipefds[1];
} else if (outpipe[1] != -1) {
nextout = outpipe[1];