linux: Always define STAT_IS_KERNEL_STAT

It allows to check for its value instead of its existence.

Checked with a build for all affected ABIS.

Reviewed-by: Lukasz Majewski <lukma@denx.de>

14 files changed, 15 insertions, 7 deletions

diff --git a/sysdeps/unix/sysv/linux/alpha/kernel_stat.h b/sysdeps/unix/sysv/linux/alpha/kernel_stat.h
index d637e09..9bcc96c 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel_stat.h
@@ -85,5 +85,6 @@ struct glibc21_stat
     long __glibc_reserved[4];
   };
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 1
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/fxstat.c b/sysdeps/unix/sysv/linux/fxstat.c
index ce474dc..a88404b 100644
--- a/sysdeps/unix/sysv/linux/fxstat.c
+++ b/sysdeps/unix/sysv/linux/fxstat.c
@@ -38,7 +38,7 @@ __fxstat (int vers, int fd, struct stat *buf)
   if (vers == _STAT_VER_KERNEL)
     return INLINE_SYSCALL (fstat, 2, fd, buf);
 
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
   return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
 #else
   struct kernel_stat kbuf;
diff --git a/sysdeps/unix/sysv/linux/fxstatat.c b/sysdeps/unix/sysv/linux/fxstatat.c
index 3eb898e..937fec4 100644
--- a/sysdeps/unix/sysv/linux/fxstatat.c
+++ b/sysdeps/unix/sysv/linux/fxstatat.c
@@ -37,7 +37,7 @@ int
 __fxstatat (int vers, int fd, const char *file, struct stat *st, int flag)
 {
   int result;
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
 # define kst (*st)
 #else
   struct kernel_stat kst;
@@ -46,7 +46,7 @@ __fxstatat (int vers, int fd, const char *file, struct stat *st, int flag)
   result = INTERNAL_SYSCALL_CALL (newfstatat, fd, file, &kst, flag);
   if (!__glibc_likely (INTERNAL_SYSCALL_ERROR_P (result)))
     {
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
       return 0;
 #else
       return __xstat_conv (vers, &kst, st);
diff --git a/sysdeps/unix/sysv/linux/hppa/kernel_stat.h b/sysdeps/unix/sysv/linux/hppa/kernel_stat.h
index a3ac53a..0cbd010 100644
--- a/sysdeps/unix/sysv/linux/hppa/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/hppa/kernel_stat.h
@@ -30,5 +30,6 @@ struct kernel_stat {
 #define _HAVE_STAT_NSEC
 #define _HAVE_STAT64_NSEC
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/kernel_stat.h b/sysdeps/unix/sysv/linux/kernel_stat.h
index eecc962..ff54a45 100644
--- a/sysdeps/unix/sysv/linux/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/kernel_stat.h
@@ -34,5 +34,6 @@ struct kernel_stat
 #define _HAVE_STAT64___ST_INO
 #define _HAVE_STAT64_NSEC
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/lxstat.c b/sysdeps/unix/sysv/linux/lxstat.c
index e0cfc4f..dcd6858 100644
--- a/sysdeps/unix/sysv/linux/lxstat.c
+++ b/sysdeps/unix/sysv/linux/lxstat.c
@@ -37,7 +37,7 @@ __lxstat (int vers, const char *name, struct stat *buf)
   if (vers == _STAT_VER_KERNEL)
     return INLINE_SYSCALL (lstat, 2, name, buf);
 
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
   return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
 #else
   struct kernel_stat kbuf;
diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel_stat.h b/sysdeps/unix/sysv/linux/microblaze/kernel_stat.h
index 765e0dc..4daaedc 100644
--- a/sysdeps/unix/sysv/linux/microblaze/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/microblaze/kernel_stat.h
@@ -48,5 +48,6 @@ struct kernel_stat
 #define _HAVE_STAT64___UNUSED5
 };
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/mips/kernel_stat.h b/sysdeps/unix/sysv/linux/mips/kernel_stat.h
index 388df1b..e75f3e8 100644
--- a/sysdeps/unix/sysv/linux/mips/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/mips/kernel_stat.h
@@ -56,5 +56,6 @@ struct kernel_stat
   };
 #endif
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/kernel_stat.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/kernel_stat.h
index c5948a4..75610b8 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/kernel_stat.h
@@ -47,5 +47,6 @@ struct kernel_stat
 #define _HAVE_STAT64___PAD2
 #define _HAVE_STAT64_NSEC
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/kernel_stat.h b/sysdeps/unix/sysv/linux/sparc/sparc32/kernel_stat.h
index a441600..5c8caca 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/kernel_stat.h
@@ -31,5 +31,6 @@ struct kernel_stat
 #define _HAVE_STAT_NSEC
 #define _HAVE_STAT64_NSEC
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 0
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/kernel_stat.h b/sysdeps/unix/sysv/linux/sparc/sparc64/kernel_stat.h
index 30afb55..d14b248 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/kernel_stat.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/kernel_stat.h
@@ -44,5 +44,6 @@ struct kernel_stat64
     long int __glibc_reserved[3];
   };
 
+#define STAT_IS_KERNEL_STAT 0
 #define XSTAT_IS_XSTAT64 1
 #define STATFS_IS_STATFS64 0
diff --git a/sysdeps/unix/sysv/linux/xstat.c b/sysdeps/unix/sysv/linux/xstat.c
index a93d635..76c90e2 100644
--- a/sysdeps/unix/sysv/linux/xstat.c
+++ b/sysdeps/unix/sysv/linux/xstat.c
@@ -37,7 +37,7 @@ __xstat (int vers, const char *name, struct stat *buf)
   if (vers == _STAT_VER_KERNEL)
     return INLINE_SYSCALL (stat, 2, name, buf);
 
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
   return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
 #else
   struct kernel_stat kbuf;
diff --git a/sysdeps/unix/sysv/linux/xstatconv.c b/sysdeps/unix/sysv/linux/xstatconv.c
index c01fb00a..3622a82 100644
--- a/sysdeps/unix/sysv/linux/xstatconv.c
+++ b/sysdeps/unix/sysv/linux/xstatconv.c
@@ -20,7 +20,7 @@
 #include <sys/stat.h>
 #include <kernel_stat.h>
 
-#ifdef STAT_IS_KERNEL_STAT
+#if STAT_IS_KERNEL_STAT
 
 /* Dummy.  */
 struct kernel_stat;
diff --git a/sysdeps/unix/sysv/linux/xstatconv.h b/sysdeps/unix/sysv/linux/xstatconv.h
index 39102c9..5319236 100644
--- a/sysdeps/unix/sysv/linux/xstatconv.h
+++ b/sysdeps/unix/sysv/linux/xstatconv.h
@@ -16,7 +16,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
-#ifndef STAT_IS_KERNEL_STAT
+#if !STAT_IS_KERNEL_STAT
 extern int __xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf)
   attribute_hidden;
 extern int __xstat64_conv (int vers, struct kernel_stat *kbuf, void *ubuf)