diff options
| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-08-25 23:52:07 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-08-25 23:52:07 +0200 |
| commit | 90b2060cc2a0c18dd48879c347cefda486f5a017 (patch) | |
| tree | 75747a8974e5c8960298f6b90c67c52bb50e7cdb /libdiskfs | |
| parent | 3cbb6c48aba3e50c6c6430f9abcc6adcff1d7252 (diff) | |
| download | hurd-90b2060cc2a0c18dd48879c347cefda486f5a017.tar.gz hurd-90b2060cc2a0c18dd48879c347cefda486f5a017.tar.bz2 hurd-90b2060cc2a0c18dd48879c347cefda486f5a017.zip | |
libdiskfs: Print error if we fail to open /dev/console
Diffstat (limited to 'libdiskfs')
| -rw-r--r-- | libdiskfs/console.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/libdiskfs/console.c b/libdiskfs/console.c index fa4fc2c5..cd93f025 100644 --- a/libdiskfs/console.c +++ b/libdiskfs/console.c @@ -24,6 +24,7 @@ #include <unistd.h> #include <fcntl.h> #include <errno.h> +#include <error.h> #include <signal.h> #include <assert-backtrace.h> @@ -46,12 +47,19 @@ diskfs_console_stdio (void) else { int fd = open ("/dev/console", O_RDWR); - - dup2 (fd, 0); - dup2 (fd, 1); - dup2 (fd, 2); - if (fd > 2) - close (fd); + if (fd < 0) + { + mach_print ("Failed to open /dev/console\n"); + error (0, errno, "Failed to open /dev/console"); + } + else + { + dup2 (fd, 0); + dup2 (fd, 1); + dup2 (fd, 2); + if (fd > 2) + close (fd); + } } } else |