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| author | Mattias Andrée <maandree@kth.se> | 2021-03-30 18:17:26 +0200 |
|---|---|---|
| committer | Mattias Andrée <maandree@kth.se> | 2021-03-30 18:17:55 +0200 |
| commit | afe89e5f9fc443383c8067ebe870541b73c679da (patch) | |
| tree | 4a52e9ed502fdd0bace255152f8219d92e089d4b /clock.c | |
| parent | Add dice (diff) | |
| download | pdatools-afe89e5f9fc443383c8067ebe870541b73c679da.tar.gz pdatools-afe89e5f9fc443383c8067ebe870541b73c679da.tar.bz2 pdatools-afe89e5f9fc443383c8067ebe870541b73c679da.tar.xz | |
m + Add timer
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'clock.c')
| -rw-r--r-- | clock.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -246,6 +246,7 @@ int main(int argc, char *argv[]) { int timerfd = -1, tcset = 0, old_flags = -1, old_sig = 0, owner_set = 0; + int saved_errno; struct itimerspec itimerspec; struct sigaction sigact; struct termios stty, saved_stty; @@ -338,9 +339,11 @@ main(int argc, char *argv[]) return 0; fail: - perror(argv0 ? argv0 : "clock"); + saved_errno = errno; fprintf(stdout, "\033[?25h\n\033[?1049l"); fflush(stdout); + errno = saved_errno; + perror(argv0 ? argv0 : "clock"); if (owner_set) fcntl(STDIN_FILENO, F_SETOWN_EX, &old_owner); if (old_flags != -1) |