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authorMike Frysinger2005-06-30 03:43:14 +0000
committerMike Frysinger2005-06-30 03:43:14 +0000
commita87bb6080925177b0c09416a6b4e213bd9450042 (patch)
treeb1b59f8ee0addfaddf28090212e9ce6058bb7bb6
parent8804c6a3b79eb1b324ecd07d2992e6fcce0d7029 (diff)
downloadbusybox-a87bb6080925177b0c09416a6b4e213bd9450042.zip
busybox-a87bb6080925177b0c09416a6b4e213bd9450042.tar.gz
patch by Shaun Jackman to combine dup/close funcs into dup2
-rw-r--r--coreutils/watch.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/coreutils/watch.c b/coreutils/watch.c
index 8a6a019..31fadfb 100644
--- a/coreutils/watch.c
+++ b/coreutils/watch.c
@@ -82,7 +82,7 @@ extern int watch_main(int argc, char **argv)
header[len] = 0;
/* thanks to lye, who showed me how to redirect stdin/stdout */
- old_stdout = dup(1);
+ old_stdout = dup(STDOUT_FILENO);
while (1) {
time(&t);
@@ -98,8 +98,7 @@ extern int watch_main(int argc, char **argv)
sleep(period);
} else if (0 == pid) {
//child
- close(1);
- dup(old_stdout);
+ dup2(old_stdout, STDOUT_FILENO);
execvp(*watched_argv, watched_argv);
bb_perror_msg_and_die(*watched_argv);
} else {