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author | Thomas Bushnell, BSG <thomas@gnu.org> | 1996-08-26 20:34:42 +0000 |
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committer | Thomas Bushnell, BSG <thomas@gnu.org> | 1996-08-26 20:34:42 +0000 |
commit | 485604b41c5554c01542b2b1a8f24d3be59a678b (patch) | |
tree | 736f3ebfd3accfec6b5b90b0391d1e04f4978b60 | |
parent | 548330d38eefef72c138211300e867733613c7c2 (diff) | |
download | glibc-485604b41c5554c01542b2b1a8f24d3be59a678b.zip glibc-485604b41c5554c01542b2b1a8f24d3be59a678b.tar.gz glibc-485604b41c5554c01542b2b1a8f24d3be59a678b.tar.bz2 |
*** empty log message ***
-rw-r--r-- | sysdeps/mach/hurd/setitimer.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/setitimer.c b/sysdeps/mach/hurd/setitimer.c index 01c17f7..479b327 100644 --- a/sysdeps/mach/hurd/setitimer.c +++ b/sysdeps/mach/hurd/setitimer.c @@ -140,7 +140,7 @@ static int setitimer_locked (const struct itimerval *new, struct itimerval *old, void *crit) { - struct itimerval newval = *new; + struct itimerval newval; struct timeval now, remaining, elapsed; struct timeval old_interval; error_t err; @@ -154,6 +154,18 @@ setitimer_locked (const struct itimerval *new, struct itimerval *old, _hurd_itimer_thread = MACH_PORT_NULL; } + if (!new) + { + /* Just return the current value in OLD without changing anything. + This is what BSD does, even though it's not documented. */ + if (old) + *old = _hurd_itemerval; + spin_unlock (&_hurd_itimer_lock); + _hurd_critical_section_unlock (crit); + return 0; + } + + newval = *new; if ((newval.it_value.tv_sec | newval.it_value.tv_usec) != 0) { /* Make sure the itimer thread is set up. */ |