* sysdeps/unix/sysv/linux/i386/syscalls.list (fallocate): Add fallocate

	syscall as __fallocate64.
	* sysdeps/unix/sysv/linux/i386/posix_fallocate.c: New file.
	* sysdeps/unix/sysv/linux/i386/posix_fallocate64.c: New file.

diff --git a/ChangeLog b/ChangeLog
index 7661c1e44d39a14b182eeca6282370c75f3e2d5e..9e8aed93895b4aea943298b5cb83eebf31764242 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2007-08-01  Jakub Jelinek  <jakub@redhat.com>
+
+       * sysdeps/unix/sysv/linux/i386/syscalls.list (fallocate): Add fallocate
+       syscall as __fallocate64.
+       * sysdeps/unix/sysv/linux/i386/posix_fallocate.c: New file.
+       * sysdeps/unix/sysv/linux/i386/posix_fallocate64.c: New file.
+
 2007-07-30  Jakub Jelinek  <jakub@redhat.com>
 
        * stdlib/tst-strtod2.c (do_test): Use %tu in fmt string for ptrdiff_t

diff --git a/sysdeps/unix/sysv/linux/i386/posix_fallocate.c b/sysdeps/unix/sysv/linux/i386/posix_fallocate.c
new file mode 100644 (file)
index 0000000..c974d06
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/posix_fallocate.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 2007 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <fcntl.h>
+#include <kernel-features.h>
+#include <sysdep.h>
+
+#define posix_fallocate static internal_fallocate
+#include <sysdeps/posix/posix_fallocate.c>
+#undef posix_fallocate
+
+#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate
+int __have_fallocate attribute_hidden;
+#endif
+
+extern int __fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
+     attribute_hidden;
+
+/* Reserve storage for the data of the file associated with FD.  */
+int
+posix_fallocate (int fd, __off_t offset, __off_t len)
+{
+#ifdef __NR_fallocate
+# ifndef __ASSUME_FALLOCATE
+  if (__builtin_expect (__have_fallocate >= 0, 1))
+# endif
+    {
+      int res = __fallocate64 (fd, 0, offset, len);
+      if (! res)
+       return 0;
+
+# ifndef __ASSUME_FALLOCATE
+      if (__builtin_expect (res == ENOSYS, 0))
+       __have_fallocate = -1;
+      else
+# endif
+       if (res != EOPNOTSUPP)
+         return res;
+    }
+#endif
+
+  return internal_fallocate (fd, offset, len);
+}

diff --git a/sysdeps/unix/sysv/linux/i386/posix_fallocate64.c b/sysdeps/unix/sysv/linux/i386/posix_fallocate64.c
new file mode 100644 (file)
index 0000000..d5b4d59
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/posix_fallocate64.c
@@ -0,0 +1,61 @@
+/* Copyright (C) 2007 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <fcntl.h>
+#include <kernel-features.h>
+#include <sysdep.h>
+
+extern int __posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len);
+#define __posix_fallocate64_l64 static internal_fallocate64
+#include <sysdeps/posix/posix_fallocate64.c>
+#undef __posix_fallocate64_l64
+
+#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate
+/* Defined in posix_fallocate.c.  */
+extern int __have_fallocate attribute_hidden;
+#endif
+
+extern int __fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
+     attribute_hidden;
+
+/* Reserve storage for the data of the file associated with FD.  */
+int
+__posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len)
+{
+#ifdef __NR_fallocate
+# ifndef __ASSUME_FALLOCATE
+  if (__builtin_expect (__have_fallocate >= 0, 1))
+# endif
+    {
+      int res = __fallocate64 (fd, 0, offset, len);
+
+      if (! res)
+       return 0;
+
+# ifndef __ASSUME_FALLOCATE
+      if (__builtin_expect (res == ENOSYS, 0))
+       __have_fallocate = -1;
+      else
+# endif
+       if (res != EOPNOTSUPP)
+         return res;
+    }
+#endif
+
+  return internal_fallocate64 (fd, offset, len);
+}

diff --git a/sysdeps/unix/sysv/linux/i386/syscalls.list b/sysdeps/unix/sysv/linux/i386/syscalls.list
index 3ff3a73aab6123adf9239a32e14cd6b9193c1987..c532a78869cc8725851d3aaa2ae7876eb1803975 100644 (file)
--- a/sysdeps/unix/sysv/linux/i386/syscalls.list
+++ b/sysdeps/unix/sysv/linux/i386/syscalls.list
@@ -6,3 +6,4 @@ vm86            -       vm86            i:ip    __vm86          vm86@@GLIBC_2.3.4
 oldgetrlimit   EXTRA   getrlimit       i:ip    __old_getrlimit getrlimit@GLIBC_2.0
 oldsetrlimit   EXTRA   setrlimit       i:ip    __old_setrlimit setrlimit@GLIBC_2.0
 waitpid                -       waitpid         Ci:ipi  __waitpid       waitpid __libc_waitpid
+fallocate64    EXTRA   fallocate       Vi:iiiiii       __fallocate64