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| author | Kim Alvefur <zash@zash.se> | 2018-07-12 20:42:22 +0200 |
|---|---|---|
| committer | Kim Alvefur <zash@zash.se> | 2018-07-12 20:42:22 +0200 |
| commit | 922039c0d6cbdf9ea1f5be4878c857f99cb65a2f (patch) | |
| tree | 54f82cc1091887bf5d6aa3fc4a5163c2fb44edd5 /util-src/pposix.c | |
| parent | 8c2964e6a982eef1d18c61b73f83c463014b2ef8 (diff) | |
| download | prosody-922039c0d6cbdf9ea1f5be4878c857f99cb65a2f.tar.gz prosody-922039c0d6cbdf9ea1f5be4878c857f99cb65a2f.zip | |
util.pposix: Use freopen(3) when replacing standard IO streams (thanks ratchetfreak)
Man page says this is what freopen(3) is for.
Diffstat (limited to 'util-src/pposix.c')
| -rw-r--r-- | util-src/pposix.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/util-src/pposix.c b/util-src/pposix.c index e70a9d7f..215c45c3 100644 --- a/util-src/pposix.c +++ b/util-src/pposix.c @@ -104,14 +104,10 @@ static int lc_daemonize(lua_State *L) { return 2; } - /* Close stdin, stdout, stderr */ - close(0); - close(1); - close(2); /* Make sure accidental use of FDs 0, 1, 2 don't cause weirdness */ - open("/dev/null", O_RDONLY); - open("/dev/null", O_WRONLY); - open("/dev/null", O_WRONLY); + stdin = freopen("/dev/null", "r", stdin); + stdout = freopen("/dev/null", "w", stdout); + stderr = freopen("/dev/null", "w", stderr); /* Final fork, use it wisely */ if(fork()) { |