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-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 {