eced0c78a
Denys Vlasenko
2012-04-26
Subject
getty: fix for NOCTTY killing us with SIGHUP
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loginutils/getty.c+6 -0
| @@ -561,8 +561,14 @@ int getty_main(int argc UNUSED_PARAM, char **argv) | |
| */ | |
| fd = open("/dev/tty", O_RDWR | O_NONBLOCK); | |
| if (fd >= 0) { | |
| + | /* TIOCNOTTY sends SIGHUP to the foreground |
| + | * process group - which may include us! |
| + | * Make sure to not die on it: |
| + | */ |
| + | sighandler_t old = signal(SIGHUP, SIG_IGN); |
| ioctl(fd, TIOCNOTTY); | |
| close(fd); | |
| + | signal(SIGHUP, old); |
| } | |
| } | |