commit 2950f13eef106d021e228c0b86d32332e8840580
author Elliott Hughes <enh@google.com> Tue Aug 01 23:02:48 2017 -0700
committer Elliott Hughes <enh@google.com> Wed Aug 02 09:01:42 2017 -0700
tree bcf64de9154835836104f6aeba197344330687ae
parent aa8f766bf0ead7d87ed1084880f42aa4b2d01fbb

Add some <sched.h> tests.

I was intending to change our behavior to match POSIX, but reality convinced
me otherwise.

Also add missing argument names to the header file on the assumption they'll
be shown in Studio one day.

Bug: http://b/26203902
Test: ran tests
Change-Id: I2aaea48a88d408a32925033fc8f17448fb63252e

libc/include/sched.h

diff --git a/libc/include/sched.h b/libc/include/sched.h
index d407202..b8ef44b 100644
--- a/libc/include/sched.h
+++ b/libc/include/sched.h
@@ -25,6 +25,7 @@
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
+
 #ifndef _SCHED_H_
 #define _SCHED_H_
 
@@ -41,22 +42,22 @@
   int sched_priority;
 };
 
-int sched_setscheduler(pid_t, int, const struct sched_param*);
-int sched_getscheduler(pid_t);
+int sched_setscheduler(pid_t pid, int policy, const struct sched_param* param);
+int sched_getscheduler(pid_t pid);
 int sched_yield(void);
-int sched_get_priority_max(int);
-int sched_get_priority_min(int);
-int sched_setparam(pid_t, const struct sched_param*);
-int sched_getparam(pid_t, struct sched_param*);
-int sched_rr_get_interval(pid_t, struct timespec*);
+int sched_get_priority_max(int policy);
+int sched_get_priority_min(int policy);
+int sched_setparam(pid_t pid, const struct sched_param* param);
+int sched_getparam(pid_t pid, struct sched_param* param);
+int sched_rr_get_interval(pid_t pid, struct timespec* quantum);
 
 #if defined(__USE_GNU)
 
-int clone(int (*)(void*), void*, int, void*, ...) __INTRODUCED_IN_ARM(9)
-    __INTRODUCED_IN_MIPS(12) __INTRODUCED_IN_X86(17);
-int unshare(int) __INTRODUCED_IN(17);
+int clone(int (*fn)(void*), void* child_stack, int flags, void* arg, ...)
+    __INTRODUCED_IN_ARM(9) __INTRODUCED_IN_MIPS(12) __INTRODUCED_IN_X86(17);
+int unshare(int flags) __INTRODUCED_IN(17);
 int sched_getcpu(void) __INTRODUCED_IN(12);
-int setns(int, int) __INTRODUCED_IN(21);
+int setns(int fd, int ns_type) __INTRODUCED_IN(21);
 
 #ifdef __LP64__
 #define CPU_SETSIZE 1024