[glibc] htl: Use __hurd_fail () instead of assigning errno

[Samuel Thibault <sthibaul@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=70d0dda0c160cb1f9000a4da50baf27c63db51c8

commit 70d0dda0c160cb1f9000a4da50baf27c63db51c8
Author: Sergey Bugaev <bugaevc@gmail.com>
Date:   Sat May 20 14:55:30 2023 +0300

    htl: Use __hurd_fail () instead of assigning errno
    
    Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
    Message-Id: <20230520115531.3911877-2-bugaevc@gmail.com>

Diff:
---
 sysdeps/htl/sem-destroy.c |  6 ++----
 sysdeps/htl/sem-init.c    |  6 ++----
 sysdeps/htl/sem-post.c    | 11 +++--------
 sysdeps/htl/sem-trywait.c |  4 ++--
 4 files changed, 9 insertions(+), 18 deletions(-)

diff --git a/sysdeps/htl/sem-destroy.c b/sysdeps/htl/sem-destroy.c
index 3e40151bb1..84a35ed5be 100644
--- a/sysdeps/htl/sem-destroy.c
+++ b/sysdeps/htl/sem-destroy.c
@@ -19,6 +19,7 @@
 #include <semaphore.h>
 #include <errno.h>
 
+#include <hurd.h>
 #include <pt-internal.h>
 
 int
@@ -34,10 +35,7 @@ __sem_destroy (sem_t *sem)
 #endif
       )
     /* There are threads waiting on *SEM.  */
-    {
-      errno = EBUSY;
-      return -1;
-    }
+    return __hurd_fail (EBUSY);
 
   return 0;
 }
diff --git a/sysdeps/htl/sem-init.c b/sysdeps/htl/sem-init.c
index f04bbfdc77..f2954acd60 100644
--- a/sysdeps/htl/sem-init.c
+++ b/sysdeps/htl/sem-init.c
@@ -19,6 +19,7 @@
 #include <semaphore.h>
 #include <errno.h>
 
+#include <hurd.h>
 #include <pt-internal.h>
 
 int
@@ -26,10 +27,7 @@ __sem_init (sem_t *sem, int pshared, unsigned value)
 {
 #ifdef SEM_VALUE_MAX
   if (value > SEM_VALUE_MAX)
-    {
-      errno = EINVAL;
-      return -1;
-    }
+    return __hurd_fail (EINVAL);
 #endif
 
   struct new_sem *isem = (struct new_sem *) sem;
diff --git a/sysdeps/htl/sem-post.c b/sysdeps/htl/sem-post.c
index e283161a35..c57458c140 100644
--- a/sysdeps/htl/sem-post.c
+++ b/sysdeps/htl/sem-post.c
@@ -20,6 +20,7 @@
 #include <assert.h>
 
 #include <hurdlock.h>
+#include <hurd.h>
 
 #include <pt-internal.h>
 
@@ -35,10 +36,7 @@ __sem_post (sem_t *sem)
   do
     {
       if ((d & SEM_VALUE_MASK) == SEM_VALUE_MAX)
-	{
-	  errno = EOVERFLOW;
-	  return -1;
-	}
+	return __hurd_fail (EOVERFLOW);
     }
   while (!atomic_compare_exchange_weak_release (&isem->data, &d, d + 1));
 
@@ -51,10 +49,7 @@ __sem_post (sem_t *sem)
   do
     {
       if ((v >> SEM_VALUE_SHIFT) == SEM_VALUE_MAX)
-	{
-	  errno = EOVERFLOW;
-	  return -1;
-	}
+	return __hurd_fail (EOVERFLOW);
     }
   while (!atomic_compare_exchange_weak_release
 	  (&isem->value, &v, v + (1 << SEM_VALUE_SHIFT)));
diff --git a/sysdeps/htl/sem-trywait.c b/sysdeps/htl/sem-trywait.c
index 0959092e10..43aa185c27 100644
--- a/sysdeps/htl/sem-trywait.c
+++ b/sysdeps/htl/sem-trywait.c
@@ -19,6 +19,7 @@
 #include <semaphore.h>
 #include <errno.h>
 
+#include <hurd.h>
 #include <pt-internal.h>
 
 int
@@ -29,8 +30,7 @@ __sem_trywait (sem_t *sem)
   if (__sem_waitfast (isem, 1) == 0)
     return 0;
 
-  errno = EAGAIN;
-  return -1;
+  return __hurd_fail (EAGAIN);
 }
 
 weak_alias (__sem_trywait, sem_trywait);