diff mbox

[[PATCH,RFC,2] 42/63] Y2038: add function __mq_timedsend64

Message ID 20180418201819.15952-43-albert.aribaud@3adev.fr
State New
Headers show

Commit Message

Albert ARIBAUD April 18, 2018, 8:17 p.m. UTC
---
 rt/Makefile                                        |  2 +-
 rt/Versions                                        |  1 +
 rt/mq_timedsend64.c                                | 45 ++++++++++++++++++++++
 sysdeps/unix/sysv/linux/arm/librt.abilist          |  1 +
 .../sysv/linux/powerpc/powerpc32/librt.abilist     |  1 +
 5 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 rt/mq_timedsend64.c
diff mbox

Patch

diff --git a/rt/Makefile b/rt/Makefile
index 293918a3c9..b5b51372ff 100644
--- a/rt/Makefile
+++ b/rt/Makefile
@@ -38,7 +38,7 @@  shm-routines   := shm_open shm_unlink
 mq-routines    := mq_open mq_close mq_unlink mq_getattr mq_setattr	\
 		  mq_notify mq_send mq_receive mq_timedsend		\
 		  mq_timedreceive					\
-		  mq_timedreceive64
+		  mq_timedreceive64 mq_timedsend64
 
 routines = $(clock-routines)
 
diff --git a/rt/Versions b/rt/Versions
index 23d759a727..a3b65cb4e7 100644
--- a/rt/Versions
+++ b/rt/Versions
@@ -43,5 +43,6 @@  librt {
    __timerfd_gettime64;
    __timerfd_settime64;
    __mq_timedreceive64;
+   __mq_timedsend64;
   }
 }
diff --git a/rt/mq_timedsend64.c b/rt/mq_timedsend64.c
new file mode 100644
index 0000000000..3320e37022
--- /dev/null
+++ b/rt/mq_timedsend64.c
@@ -0,0 +1,45 @@ 
+/* Add message pointed by MSG_PTR to message queue MQDES, stop blocking
+   on full message queue if ABS_TIMEOUT expires.
+
+   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 <mqueue.h>
+
+/* 64-bit time version */
+
+extern int __y2038_linux_support;
+
+int
+__mq_timedsend64 (mqd_t mqdes, const char *msg_ptr, size_t msg_len,
+	      unsigned int msg_prio, const struct __timespec64 *abs_timeout)
+{
+  struct timespec ts32, *tsp32 = NULL;
+  if (__y2038_linux_support)
+    {
+      /* TODO: use 64-bit syscall */
+    }
+
+  if (abs_timeout)
+    {
+      ts32.tv_sec = abs_timeout->tv_sec;
+      ts32.tv_nsec = abs_timeout->tv_nsec;
+      tsp32 = &ts32;
+    }
+  return mq_timedsend(mqdes, msg_ptr, msg_len, msg_prio, tsp32);
+}
diff --git a/sysdeps/unix/sysv/linux/arm/librt.abilist b/sysdeps/unix/sysv/linux/arm/librt.abilist
index ff68d1e19d..546683c3c6 100644
--- a/sysdeps/unix/sysv/linux/arm/librt.abilist
+++ b/sysdeps/unix/sysv/linux/arm/librt.abilist
@@ -1,5 +1,6 @@ 
 GLIBC_2.27 GLIBC_2.27 A
 GLIBC_2.27 __mq_timedreceive64 F
+GLIBC_2.27 __mq_timedsend64 F
 GLIBC_2.27 __timer_gettime64 F
 GLIBC_2.27 __timer_settime64 F
 GLIBC_2.27 __timerfd_gettime64 F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/librt.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/librt.abilist
index 5a9d06731e..05cafc095b 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/librt.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/librt.abilist
@@ -31,6 +31,7 @@  GLIBC_2.2 timer_gettime F
 GLIBC_2.2 timer_settime F
 GLIBC_2.27 GLIBC_2.27 A
 GLIBC_2.27 __mq_timedreceive64 F
+GLIBC_2.27 __mq_timedsend64 F
 GLIBC_2.27 __timer_gettime64 F
 GLIBC_2.27 __timer_settime64 F
 GLIBC_2.27 __timerfd_gettime64 F