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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2020-02-10 00:52:50 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2020-02-10 01:03:54 +0000
commite9644c20ce4718ca99953cab0d306b7789303c8e (patch)
tree89e57ee542ffff864375f9631e4301bbea3991ea /sysdeps/mach
parent1cec114b17ad2d5b019074e3cd419cb331feac7a (diff)
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htl: Make sem_wait/sem_timedwait interruptible
Diffstat (limited to 'sysdeps/mach')
-rw-r--r--sysdeps/mach/htl/pt-block-intr.c6
-rw-r--r--sysdeps/mach/htl/pt-block.c19
-rw-r--r--sysdeps/mach/htl/pt-timedblock-intr.c3
-rw-r--r--sysdeps/mach/htl/pt-timedblock.c8
4 files changed, 33 insertions, 3 deletions
diff --git a/sysdeps/mach/htl/pt-block-intr.c b/sysdeps/mach/htl/pt-block-intr.c
new file mode 100644
index 0000000000..f15beb3a0f
--- /dev/null
+++ b/sysdeps/mach/htl/pt-block-intr.c
@@ -0,0 +1,6 @@
+#include <pt-internal.h>
+#define RETTYPE error_t
+#define RETURN(val) return val
+#define __pthread_block __pthread_block_intr
+#define MSG_OPTIONS MACH_RCV_INTERRUPT
+#include "pt-block.c"
diff --git a/sysdeps/mach/htl/pt-block.c b/sysdeps/mach/htl/pt-block.c
index e1500dce33..28bae157d1 100644
--- a/sysdeps/mach/htl/pt-block.c
+++ b/sysdeps/mach/htl/pt-block.c
@@ -24,15 +24,30 @@
#include <pt-internal.h>
+#ifndef MSG_OPTIONS
+# define MSG_OPTIONS 0
+#endif
+
+#ifndef RETTYPE
+# define RETTYPE void
+#endif
+
+#ifndef RETURN
+# define RETURN(val)
+#endif
+
/* Block THREAD. */
-void
+RETTYPE
__pthread_block (struct __pthread *thread)
{
mach_msg_header_t msg;
error_t err;
- err = __mach_msg (&msg, MACH_RCV_MSG, 0, sizeof msg,
+ err = __mach_msg (&msg, MACH_RCV_MSG | MSG_OPTIONS, 0, sizeof msg,
thread->wakeupmsg.msgh_remote_port,
MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL);
+ if ((MSG_OPTIONS & MACH_RCV_INTERRUPT) && err == MACH_RCV_INTERRUPTED)
+ RETURN(EINTR);
assert_perror (err);
+ RETURN(0);
}
diff --git a/sysdeps/mach/htl/pt-timedblock-intr.c b/sysdeps/mach/htl/pt-timedblock-intr.c
new file mode 100644
index 0000000000..70e132716b
--- /dev/null
+++ b/sysdeps/mach/htl/pt-timedblock-intr.c
@@ -0,0 +1,3 @@
+#define __pthread_timedblock __pthread_timedblock_intr
+#define MSG_OPTIONS MACH_RCV_INTERRUPT
+#include "pt-timedblock.c"
diff --git a/sysdeps/mach/htl/pt-timedblock.c b/sysdeps/mach/htl/pt-timedblock.c
index 63af869c90..ead070e397 100644
--- a/sysdeps/mach/htl/pt-timedblock.c
+++ b/sysdeps/mach/htl/pt-timedblock.c
@@ -26,6 +26,10 @@
#include <pt-internal.h>
+#ifndef MSG_OPTIONS
+# define MSG_OPTIONS 0
+#endif
+
/* Block THREAD. */
error_t
__pthread_timedblock (struct __pthread *thread,
@@ -54,11 +58,13 @@ __pthread_timedblock (struct __pthread *thread,
/* Need to do a carry. */
timeout -= (now.tv_nsec - abstime->tv_nsec + 999999) / 1000000;
- err = __mach_msg (&msg, MACH_RCV_MSG | MACH_RCV_TIMEOUT, 0,
+ err = __mach_msg (&msg, MACH_RCV_MSG | MACH_RCV_TIMEOUT | MSG_OPTIONS, 0,
sizeof msg, thread->wakeupmsg.msgh_remote_port,
timeout, MACH_PORT_NULL);
if (err == EMACH_RCV_TIMED_OUT)
return ETIMEDOUT;
+ if ((MSG_OPTIONS & MACH_RCV_INTERRUPT) && err == MACH_RCV_INTERRUPTED)
+ return EINTR;
assert_perror (err);
return 0;