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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2014-03-16 12:34:53 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2014-03-16 12:34:53 +0100 |
| commit | 438b4ac2860f4aec5b5fb82c47f75a0cb80d9cb4 (patch) | |
| tree | 83dd96e62dfe975fa9ea3f738fe32e220862b2fa /libbb | |
| parent | 29f352604868c5d17c81948ea30e332491cecada (diff) | |
| download | busybox-w32-438b4ac2860f4aec5b5fb82c47f75a0cb80d9cb4.tar.gz busybox-w32-438b4ac2860f4aec5b5fb82c47f75a0cb80d9cb4.tar.bz2 busybox-w32-438b4ac2860f4aec5b5fb82c47f75a0cb80d9cb4.zip | |
script: make it work even if fd 0 is closed
Testcase:
script -q -c "echo hey" /dev/null 0>&-
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/getpty.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libbb/getpty.c b/libbb/getpty.c index 435e4d09f..391d729f2 100644 --- a/libbb/getpty.c +++ b/libbb/getpty.c | |||
| @@ -16,7 +16,7 @@ int FAST_FUNC xgetpty(char *line) | |||
| 16 | 16 | ||
| 17 | #if ENABLE_FEATURE_DEVPTS | 17 | #if ENABLE_FEATURE_DEVPTS |
| 18 | p = open("/dev/ptmx", O_RDWR); | 18 | p = open("/dev/ptmx", O_RDWR); |
| 19 | if (p > 0) { | 19 | if (p >= 0) { |
| 20 | grantpt(p); /* chmod+chown corresponding slave pty */ | 20 | grantpt(p); /* chmod+chown corresponding slave pty */ |
| 21 | unlockpt(p); /* (what does this do?) */ | 21 | unlockpt(p); /* (what does this do?) */ |
| 22 | # ifndef HAVE_PTSNAME_R | 22 | # ifndef HAVE_PTSNAME_R |