Clean up MIPS stat64 handling.

5 files changed, 149 insertions, 0 deletions

diff --git a/ports/ChangeLog.mips b/ports/ChangeLog.mips
index dfab023..2d1ca84 100644
--- a/ports/ChangeLog.mips
+++ b/ports/ChangeLog.mips
@@ -1,3 +1,12 @@
+2012-08-22  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/mips/kernel-features.h [_MIPS_SIM ==
+	_ABIO32] (__ASSUME_STAT64_SYSCALL): Define.
+	* sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c: New file.  Based
+	on version from ../sysdeps/unix/sysv/linux/.
+	* sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c: Likewise.
+	* sysdeps/unix/sysv/linux/mips/mips64/xstat64.c: Likewise.
+
 2012-08-16  Carlos O'Donell  <carlos_odonell@mentor.com>
 
 	* sysdeps/mips/ldsodefs.h (ARCH_PLTENTER_MEMBERS)
diff --git a/ports/sysdeps/unix/sysv/linux/mips/kernel-features.h b/ports/sysdeps/unix/sysv/linux/mips/kernel-features.h
index 62c1604..d318a31 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/kernel-features.h
+++ b/ports/sysdeps/unix/sysv/linux/mips/kernel-features.h
@@ -25,6 +25,12 @@
 /* MIPS had the utimes syscall by 2.6.0.  */
 #define __ASSUME_UTIMES		1
 
+/* MIPS o32 had the stat64 syscalls by 2.6.0, but for n32 and n64 the
+   plain stat syscalls are 64-bit.  */
+#if _MIPS_SIM == _ABIO32
+# define __ASSUME_STAT64_SYSCALL	1
+#endif
+
 /* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27.  */
 #if __LINUX_KERNEL_VERSION >= 0x02061c
 # define __ASSUME_EVENTFD2	1
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c b/ports/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c
new file mode 100644
index 0000000..24b517e
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/fxstat64.c
@@ -0,0 +1,45 @@
+/* fxstat64 using 64-bit MIPS fstat system call.
+   Copyright (C) 1997-2012 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <xstatconv.h>
+
+/* Get information about the file FD in BUF.  */
+
+int
+__fxstat64 (int vers, int fd, struct stat64 *buf)
+{
+  int result;
+  struct kernel_stat kbuf;
+
+  result = INLINE_SYSCALL (fstat, 2, fd, __ptrvalue (&kbuf));
+  if (result == 0)
+    result = __xstat64_conv (vers, &kbuf, buf);
+
+  return result;
+}
+
+hidden_def (__fxstat64)
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c b/ports/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c
new file mode 100644
index 0000000..71123f2
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/lxstat64.c
@@ -0,0 +1,44 @@
+/* lxstat64 using 64-bit MIPS lstat system call.
+   Copyright (C) 1997-2012 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <xstatconv.h>
+
+/* Get information about the file NAME in BUF.  */
+int
+__lxstat64 (int vers, const char *name, struct stat64 *buf)
+{
+  int result;
+  struct kernel_stat kbuf;
+
+  result = INLINE_SYSCALL (lstat, 2, CHECK_STRING (name), __ptrvalue (&kbuf));
+  if (result == 0)
+    result = __xstat64_conv (vers, &kbuf, buf);
+
+  return result;
+}
+
+hidden_def (__lxstat64)
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c b/ports/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c
new file mode 100644
index 0000000..b5bb936
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/xstat64.c
@@ -0,0 +1,45 @@
+/* xstat64 using 64-bit MIPS stat system call.
+   Copyright (C) 1991-2012 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <xstatconv.h>
+
+/* Get information about the file NAME in BUF.  */
+
+int
+__xstat64 (int vers, const char *name, struct stat64 *buf)
+{
+  int result;
+  struct kernel_stat kbuf;
+
+  result = INLINE_SYSCALL (stat, 2, CHECK_STRING (name), __ptrvalue (&kbuf));
+  if (result == 0)
+    result = __xstat64_conv (vers, &kbuf, buf);
+
+  return result;
+}
+
+hidden_def (__xstat64)