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| author | obrien <obrien@FreeBSD.org> | 2013-02-08 16:10:16 +0000 |
|---|---|---|
| committer | obrien <obrien@FreeBSD.org> | 2013-02-08 16:10:16 +0000 |
| commit | 3028e3f8aba938dfd0bf9fda987b8a72140b8027 (patch) | |
| tree | b2f038222ff8a70f687652441df00d2b564c8abe /usr.bin/stdbuf | |
| parent | 952a6d5a7cd3d3f9007acfa06805262fc04a105f (diff) | |
| parent | 1d08d5f677c1dfa810e381073590adbae19cc69f (diff) | |
| download | FreeBSD-src-3028e3f8aba938dfd0bf9fda987b8a72140b8027.zip FreeBSD-src-3028e3f8aba938dfd0bf9fda987b8a72140b8027.tar.gz | |
Sync with HEAD.
Diffstat (limited to 'usr.bin/stdbuf')
| -rw-r--r-- | usr.bin/stdbuf/stdbuf.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/usr.bin/stdbuf/stdbuf.c b/usr.bin/stdbuf/stdbuf.c index 3831b5e..4346cc8 100644 --- a/usr.bin/stdbuf/stdbuf.c +++ b/usr.bin/stdbuf/stdbuf.c @@ -39,7 +39,7 @@ extern char *__progname; static void usage(int s) { - + fprintf(stderr, "Usage: %s [-e 0|L|<sz>] [-i 0|L|<sz>] [-o 0|L|<sz>] " "<cmd> [args ...]\n", __progname); exit(s); @@ -72,8 +72,8 @@ main(int argc, char *argv[]) } argc -= optind; argv += optind; - if (argc < 2) - usage(0); + if (argc == 0) + exit(0); if (ibuf != NULL && setenv("_STDBUF_I", ibuf, 1) == -1) warn("Failed to set environment variable: %s=%s", @@ -94,7 +94,7 @@ main(int argc, char *argv[]) if (i < 0 || putenv(preload1) == -1) warn("Failed to set environment variable: LD_PRELOAD"); - + preload0 = getenv("LD_32_PRELOAD"); if (preload0 == NULL) i = asprintf(&preload1, "LD_32_PRELOAD=" LIBSTDBUF32); |
