From: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
Date: Thu, 7 Sep 2017 22:42:03 +0000 (+0200)
Subject: Y2038: add function __sched_rr_get_interval64
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a79d02ee55e577c59789e6e34c6af632b925b114;p=thirdparty%2Fglibc.git

Y2038: add function __sched_rr_get_interval64
---

diff --git a/posix/Makefile b/posix/Makefile
index 83162123f9c..a66d6db0bbc 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -62,7 +62,8 @@ routines :=								      \
 	spawnattr_getsigmask spawnattr_getschedpolicy spawnattr_getschedparam \
 	spawnattr_setsigmask spawnattr_setschedpolicy spawnattr_setschedparam \
 	posix_madvise							      \
-	get_child_max sched_cpucount sched_cpualloc sched_cpufree
+	get_child_max sched_cpucount sched_cpualloc sched_cpufree	      \
+	sched_rr_gi64
 
 aux		:= init-posix environ
 tests		:= test-errno tstgetopt testfnm runtests runptests \
diff --git a/posix/Versions b/posix/Versions
index cad4c23e8c0..deb1be1ec8d 100644
--- a/posix/Versions
+++ b/posix/Versions
@@ -137,6 +137,9 @@ libc {
   GLIBC_2.27 {
     glob; glob64;
   }
+  GLIBC_2.29 {
+    __sched_rr_get_interval_time64;
+  }
   GLIBC_PRIVATE {
     __libc_fork; __libc_pread; __libc_pwrite;
     __nanosleep_nocancel; __pause_nocancel;
diff --git a/posix/sched_rr_gi64.c b/posix/sched_rr_gi64.c
new file mode 100644
index 00000000000..35dc9383884
--- /dev/null
+++ b/posix/sched_rr_gi64.c
@@ -0,0 +1,55 @@
+/* Get the SCHED_RR interval for the named process.
+  
+   Copyright (C) 2018 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <sched.h>
+#include <sys/types.h>
+#include <y2038-support.h>
+
+int
+__sched_rr_get_interval_time64 (pid_t pid, struct __timespec64 *t)
+{
+  struct timespec ts32;
+  int result;
+
+  if (t == NULL)
+    {
+      __set_errno(EINVAL);
+      return -1;
+    }
+
+#ifdef __NR_sched_rr_get_interval_time64
+  if (__y2038_linux_support > 0)
+    {
+      result = INLINE_SYSCALL(sched_rr_get_interval_time64, 2, pid, t);
+      if (result == 0 || errno != ENOSYS)
+        return result;
+      __y2038_linux_support = -1;
+    }
+#endif
+
+  result = __sched_rr_get_interval(pid, &ts32);
+  if (result == 0)
+    {
+      t->tv_sec = ts32.tv_sec;
+      t->tv_nsec = ts32.tv_nsec;
+      t->tv_pad = 0;
+    }
+  return result;
+}