a87bb6080
Mike Frysinger
2005-06-30
Subject
patch by Shaun Jackman to combine dup/close funcs into dup2
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coreutils/watch.c+2 -3
| @@ -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 { | |