diff mbox series

[hurd,commited,1/3] hurd 64bit: Fix flock fields types

Message ID 20230501130950.3847171-1-samuel.thibault@ens-lyon.org
State New
Headers show
Series [hurd,commited,1/3] hurd 64bit: Fix flock fields types | expand

Commit Message

Samuel Thibault May 1, 2023, 1:09 p.m. UTC 
The standards want l_type and l_whence to be short ints, see BZ 23081.

We can leave them ints on i386 for ABI compatibility, but avoid hitting the
issue on 64bit.
---
 sysdeps/mach/hurd/Makefile                    |  2 +
 sysdeps/mach/hurd/bits/fcntl.h                | 28 +----------
 sysdeps/mach/hurd/bits/types/struct_flock.h   | 46 +++++++++++++++++++
 .../mach/hurd/i386/bits/types/struct_flock.h  | 46 +++++++++++++++++++
 4 files changed, 95 insertions(+), 27 deletions(-)
 create mode 100644 sysdeps/mach/hurd/bits/types/struct_flock.h
 create mode 100644 sysdeps/mach/hurd/i386/bits/types/struct_flock.h
diff mbox series

Patch

diff --git a/sysdeps/mach/hurd/Makefile b/sysdeps/mach/hurd/Makefile
index 8fb6baf09e..b585d57b78 100644
--- a/sysdeps/mach/hurd/Makefile
+++ b/sysdeps/mach/hurd/Makefile
@@ -209,6 +209,8 @@  sysdep_routines += f_setlk close_nocancel close_nocancel_nostatus \
 		   xstat fxstat lxstat xstat64 fxstat64 lxstat64 \
 		   xmknod xmknodat \
 		   fxstatat fxstatat64
+
+sysdep_headers += bits/types/struct_flock.h
 endif
 
 ifeq (misc, $(subdir))
diff --git a/sysdeps/mach/hurd/bits/fcntl.h b/sysdeps/mach/hurd/bits/fcntl.h
index c24a819e02..74450b5c6a 100644
--- a/sysdeps/mach/hurd/bits/fcntl.h
+++ b/sysdeps/mach/hurd/bits/fcntl.h
@@ -190,33 +190,7 @@ 
 
 
 #include <bits/types.h>
-
-/* The structure describing an advisory lock.  This is the type of the third
-   argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests.  */
-struct flock
-  {
-    int l_type;		/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
-    int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
-#ifndef __USE_FILE_OFFSET64
-    __off_t l_start;	/* Offset where the lock begins.  */
-    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
-#else
-    __off64_t l_start;	/* Offset where the lock begins.  */
-    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
-#endif
-    __pid_t l_pid;	/* Process holding the lock.  */
-  };
-
-#ifdef __USE_LARGEFILE64
-struct flock64
-  {
-    int l_type;		/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
-    int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
-    __off64_t l_start;	/* Offset where the lock begins.  */
-    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
-    __pid_t l_pid;	/* Process holding the lock.  */
-  };
-#endif
+#include <bits/types/struct_flock.h>
 
 /* Values for the `l_type' field of a `struct flock'.  */
 #define	F_RDLCK	1	/* Read lock.  */
diff --git a/sysdeps/mach/hurd/bits/types/struct_flock.h b/sysdeps/mach/hurd/bits/types/struct_flock.h
new file mode 100644
index 0000000000..9161c2cee4
--- /dev/null
+++ b/sysdeps/mach/hurd/bits/types/struct_flock.h
@@ -0,0 +1,46 @@ 
+/* flock structure.  Generic version.
+   Copyright (C) 1993-2023 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
+   <https://www.gnu.org/licenses/>.  */
+
+#include <sys/types.h>
+
+/* The structure describing an advisory lock.  This is the type of the third
+   argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests.  */
+struct flock
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+#ifndef __USE_FILE_OFFSET64
+    __off_t l_start;	/* Offset where the lock begins.  */
+    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#else
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#endif
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+#endif
diff --git a/sysdeps/mach/hurd/i386/bits/types/struct_flock.h b/sysdeps/mach/hurd/i386/bits/types/struct_flock.h
new file mode 100644
index 0000000000..24305b0a25
--- /dev/null
+++ b/sysdeps/mach/hurd/i386/bits/types/struct_flock.h
@@ -0,0 +1,46 @@ 
+/* flock structure.  i386 version.
+   Copyright (C) 1993-2023 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
+   <https://www.gnu.org/licenses/>.  */
+
+#include <sys/types.h>
+
+/* The structure describing an advisory lock.  This is the type of the third
+   argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests.  */
+struct flock
+  {
+    int l_type;		/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+#ifndef __USE_FILE_OFFSET64
+    __off_t l_start;	/* Offset where the lock begins.  */
+    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#else
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#endif
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+  {
+    int l_type;		/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
+    int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+#endif