Remove pre-2.2 Linux kernel support.

4 files changed, 4 insertions, 112 deletions

diff --git a/sysdeps/unix/sysv/linux/sh/pread.c b/sysdeps/unix/sysv/linux/sh/pread.c
index 30cbec63a0..3e7702f10d 100644
--- a/sysdeps/unix/sysv/linux/sh/pread.c
+++ b/sysdeps/unix/sysv/linux/sh/pread.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
-   Free Software Foundation, Inc.
+/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -35,12 +34,6 @@
 # define __NR_pread __NR_pread64
 #endif
 
-#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0
-
-# if __ASSUME_PREAD_SYSCALL == 0
-static ssize_t __emulate_pread (int fd, void *buf, size_t count,
-				off_t offset) internal_function;
-# endif
 
 ssize_t
 __libc_pread (fd, buf, count, offset)
@@ -53,27 +46,15 @@ __libc_pread (fd, buf, count, offset)
 
   if (SINGLE_THREAD_P)
     {
-      /* First try the syscall.  */
       result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
 			       __LONG_LONG_PAIR (offset >> 31, offset));
-# if __ASSUME_PREAD_SYSCALL == 0
-      if (result == -1 && errno == ENOSYS)
-        /* No system call available.  Use the emulation.  */
-        result = __emulate_pread (fd, buf, count, offset);
-# endif
       return result;
     }
 
   int oldtype = LIBC_CANCEL_ASYNC ();
 
-  /* First try the syscall.  */
   result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
 			   __LONG_LONG_PAIR (offset >> 31, offset));
-# if __ASSUME_PREAD_SYSCALL == 0
-  if (result == -1 && errno == ENOSYS)
-    /* No system call available.  Use the emulation.  */
-    result = __emulate_pread (fd, buf, count, offset);
-# endif
 
   LIBC_CANCEL_RESET (oldtype);
 
@@ -82,11 +63,3 @@ __libc_pread (fd, buf, count, offset)
 
 strong_alias (__libc_pread, __pread)
 weak_alias (__libc_pread, pread)
-
-# define __libc_pread(fd, buf, count, offset) \
-     static internal_function __emulate_pread (fd, buf, count, offset)
-#endif
-
-#if __ASSUME_PREAD_SYSCALL == 0
-# include <sysdeps/posix/pread.c>
-#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pread64.c b/sysdeps/unix/sysv/linux/sh/pread64.c
index 6c0bf5d2f6..523ed7f82f 100644
--- a/sysdeps/unix/sysv/linux/sh/pread64.c
+++ b/sysdeps/unix/sysv/linux/sh/pread64.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
-   Free Software Foundation, Inc.
+/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -34,12 +33,6 @@
 # define __NR_pread __NR_pread64
 #endif
 
-#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0
-
-# if __ASSUME_PREAD_SYSCALL == 0
-static ssize_t __emulate_pread64 (int fd, void *buf, size_t count,
-				  off64_t offset) internal_function;
-# endif
 
 ssize_t
 __libc_pread64 (fd, buf, count, offset)
@@ -52,29 +45,17 @@ __libc_pread64 (fd, buf, count, offset)
 
   if (SINGLE_THREAD_P)
     {
-     /* First try the syscall.  */
      result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
 			      __LONG_LONG_PAIR ((off_t) (offset >> 32),
 			      (off_t) (offset & 0xffffffff)));
-# if __ASSUME_PREAD_SYSCALL == 0
-     if (result == -1 && errno == ENOSYS)
-     /* No system call available.  Use the emulation.  */
-     result = __emulate_pread64 (fd, buf, count, offset);
-# endif
      return result;
     }
 
   int oldtype = LIBC_CANCEL_ASYNC ();
 
-  /* First try the syscall.  */
   result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
 			   __LONG_LONG_PAIR ((off_t) (offset >> 32),
 					     (off_t) (offset & 0xffffffff)));
-# if __ASSUME_PREAD_SYSCALL == 0
-  if (result == -1 && errno == ENOSYS)
-    /* No system call available.  Use the emulation.  */
-    result = __emulate_pread64 (fd, buf, count, offset);
-# endif
 
   LIBC_CANCEL_RESET (oldtype);
 
@@ -83,11 +64,3 @@ __libc_pread64 (fd, buf, count, offset)
 
 weak_alias (__libc_pread64, __pread64)
 weak_alias (__libc_pread64, pread64)
-
-# define __libc_pread64(fd, buf, count, offset) \
-     static internal_function __emulate_pread64 (fd, buf, count, offset)
-#endif
-
-#if __ASSUME_PREAD_SYSCALL == 0
-# include <sysdeps/posix/pread64.c>
-#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pwrite.c b/sysdeps/unix/sysv/linux/sh/pwrite.c
index 75e0e9850b..e8052757aa 100644
--- a/sysdeps/unix/sysv/linux/sh/pwrite.c
+++ b/sysdeps/unix/sysv/linux/sh/pwrite.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
-   Free Software Foundation, Inc.
+/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -35,12 +34,6 @@
 # define __NR_pwrite __NR_pwrite64
 #endif
 
-#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
-
-# if __ASSUME_PWRITE_SYSCALL == 0
-static ssize_t __emulate_pwrite (int fd, const void *buf, size_t count,
-				 off_t offset) internal_function;
-# endif
 
 ssize_t
 __libc_pwrite (fd, buf, count, offset)
@@ -53,27 +46,15 @@ __libc_pwrite (fd, buf, count, offset)
 
   if (SINGLE_THREAD_P)
     {
-      /* First try the syscall.  */
       result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
 			       __LONG_LONG_PAIR (offset >> 31, offset));
-# if __ASSUME_PWRITE_SYSCALL == 0
-      if (result == -1 && errno == ENOSYS)
-        /* No system call available.  Use the emulation.  */
-        result = __emulate_pwrite (fd, buf, count, offset);
-# endif
       return result;
     }
 
   int oldtype = LIBC_CANCEL_ASYNC ();
 
-  /* First try the syscall.  */
   result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
 			   __LONG_LONG_PAIR (offset >> 31, offset));
-# if __ASSUME_PWRITE_SYSCALL == 0
-  if (result == -1 && errno == ENOSYS)
-    /* No system call available.  Use the emulation.  */
-    result = __emulate_pwrite (fd, buf, count, offset);
-# endif
 
   LIBC_CANCEL_RESET (oldtype);
 
@@ -82,11 +63,3 @@ __libc_pwrite (fd, buf, count, offset)
 
 strong_alias (__libc_pwrite, __pwrite)
 weak_alias (__libc_pwrite, pwrite)
-
-# define __libc_pwrite(fd, buf, count, offset) \
-     static internal_function __emulate_pwrite (fd, buf, count, offset)
-#endif
-
-#if __ASSUME_PWRITE_SYSCALL == 0
-# include <sysdeps/posix/pwrite.c>
-#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pwrite64.c b/sysdeps/unix/sysv/linux/sh/pwrite64.c
index 0fd21af12f..8f80fea495 100644
--- a/sysdeps/unix/sysv/linux/sh/pwrite64.c
+++ b/sysdeps/unix/sysv/linux/sh/pwrite64.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
-   Free Software Foundation, Inc.
+/* Copyright (C) 1997-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ralf Baechle <ralf@gnu.org>, 1998.
 
@@ -34,12 +33,6 @@
 # define __NR_pwrite __NR_pwrite64
 #endif
 
-#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
-
-# if __ASSUME_PWRITE_SYSCALL == 0
-static ssize_t __emulate_pwrite64 (int fd, const void *buf, size_t count,
-				   off64_t offset) internal_function;
-# endif
 
 ssize_t
 __libc_pwrite64 (fd, buf, count, offset)
@@ -52,30 +45,18 @@ __libc_pwrite64 (fd, buf, count, offset)
 
   if (SINGLE_THREAD_P)
     {
-     /* First try the syscall.  */
      result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
 			      __LONG_LONG_PAIR ((off_t) (offset >> 32),
 			     (off_t) (offset & 0xffffffff)));
-# if __ASSUME_PWRITE_SYSCALL == 0
-     if (result == -1 && errno == ENOSYS)
-     /* No system call available.  Use the emulation.  */
-     result = __emulate_pwrite64 (fd, buf, count, offset);
-# endif
 
      return result;
     }
 
   int oldtype = LIBC_CANCEL_ASYNC ();
 
-  /* First try the syscall.  */
   result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
 			   __LONG_LONG_PAIR ((off_t) (offset >> 32),
 					     (off_t) (offset & 0xffffffff)));
-# if __ASSUME_PWRITE_SYSCALL == 0
-  if (result == -1 && errno == ENOSYS)
-    /* No system call available.  Use the emulation.  */
-    result = __emulate_pwrite64 (fd, buf, count, offset);
-# endif
 
   LIBC_CANCEL_RESET (oldtype);
 
@@ -85,11 +66,3 @@ __libc_pwrite64 (fd, buf, count, offset)
 weak_alias (__libc_pwrite64, __pwrite64)
 libc_hidden_weak (__pwrite64)
 weak_alias (__libc_pwrite64, pwrite64)
-
-# define __libc_pwrite64(fd, buf, count, offset) \
-     static internal_function __emulate_pwrite64 (fd, buf, count, offset)
-#endif
-
-#if __ASSUME_PWRITE_SYSCALL == 0
-# include <sysdeps/posix/pwrite64.c>
-#endif