diff options
Diffstat (limited to 'libc/sysdeps/mach/hurd/clock.c')
-rw-r--r-- | libc/sysdeps/mach/hurd/clock.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/libc/sysdeps/mach/hurd/clock.c b/libc/sysdeps/mach/hurd/clock.c new file mode 100644 index 000000000..d6d4597bc --- /dev/null +++ b/libc/sysdeps/mach/hurd/clock.c @@ -0,0 +1,54 @@ +/* Return the CPU time used by the program so far. Hurd version. + Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <time.h> +#include <sys/time.h> +#include <mach.h> +#include <mach/task_info.h> +#include <hurd.h> + +/* Return the time used by the program so far (user time + system time). */ +clock_t +clock (void) +{ + struct task_basic_info bi; + struct task_thread_times_info tti; + mach_msg_type_number_t count; + clock_t total; + error_t err; + + count = TASK_BASIC_INFO_COUNT; + err = __task_info (__mach_task_self (), TASK_BASIC_INFO, + (task_info_t) &bi, &count); + if (err) + return __hurd_fail (err); + + count = TASK_THREAD_TIMES_INFO_COUNT; + err = __task_info (__mach_task_self (), TASK_THREAD_TIMES_INFO, + (task_info_t) &tti, &count); + if (err) + return __hurd_fail (err); + + total = bi.user_time.seconds * 1000000 + bi.user_time.microseconds; + total += tti.user_time.seconds * 1000000 + tti.user_time.microseconds; + total += bi.system_time.seconds * 1000000 + bi.system_time.microseconds; + total += tti.system_time.seconds * 1000000 + tti.system_time.microseconds; + + return total; +} |