Detect missing syscall, like poll().

diff --git a/sysdeps/unix/sysv/linux/pread.c b/sysdeps/unix/sysv/linux/pread.c
index eb0d301..4d7a7c5 100644 (file)
--- a/sysdeps/unix/sysv/linux/pread.c
+++ b/sysdeps/unix/sysv/linux/pread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.

    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 


@@ -19,6 +19,9 @@
 
 #include <errno.h>
 #include <unistd.h>
 
 #include <errno.h>
 #include <unistd.h>

+#include <sys/syscall.h>
+
+#ifdef __NR_pread

 
 extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count,
                                  off_t offset_hi, off_t offset_lo);
 
 extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count,
                                  off_t offset_hi, off_t offset_lo);


@@ -49,4 +52,5 @@ weak_alias (__pread, pread)
 
 #define __pread(fd, buf, count, offset) \
      static internal_function __emulate_pread (fd, buf, count, offset)
 
 #define __pread(fd, buf, count, offset) \
      static internal_function __emulate_pread (fd, buf, count, offset)

+#endif

 #include <sysdeps/posix/pread.c>
 #include <sysdeps/posix/pread.c>

diff --git a/sysdeps/unix/sysv/linux/pread64.c b/sysdeps/unix/sysv/linux/pread64.c
index e2505db..bd600f1 100644 (file)
--- a/sysdeps/unix/sysv/linux/pread64.c
+++ b/sysdeps/unix/sysv/linux/pread64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.

    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 


@@ -19,6 +19,9 @@
 
 #include <errno.h>
 #include <unistd.h>
 
 #include <errno.h>
 #include <unistd.h>

+#include <sys/syscall.h>
+
+#ifdef __NR_pread

 
 extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count,
                                  off_t offset_hi, off_t offset_lo);
 
 extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count,
                                  off_t offset_hi, off_t offset_lo);


@@ -50,4 +53,5 @@ weak_alias (__pread64, pread64)
 
 #define __pread64(fd, buf, count, offset) \
      static internal_function __emulate_pread64 (fd, buf, count, offset)
 
 #define __pread64(fd, buf, count, offset) \
      static internal_function __emulate_pread64 (fd, buf, count, offset)

+#endif

 #include <sysdeps/posix/pread64.c>
 #include <sysdeps/posix/pread64.c>

diff --git a/sysdeps/unix/sysv/linux/pwrite.c b/sysdeps/unix/sysv/linux/pwrite.c
index 9ab3259..72b3cfb 100644 (file)
--- a/sysdeps/unix/sysv/linux/pwrite.c
+++ b/sysdeps/unix/sysv/linux/pwrite.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.

    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 


@@ -19,6 +19,9 @@
 
 #include <errno.h>
 #include <unistd.h>
 
 #include <errno.h>
 #include <unistd.h>

+#include <sys/syscall.h>
+
+#ifdef __NR_pwrite

 
 extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count,
                                   off_t offset_hi, off_t offset_lo);
 
 extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count,
                                   off_t offset_hi, off_t offset_lo);


@@ -49,4 +52,5 @@ weak_alias (__pwrite, pwrite)
 
 #define __pwrite(fd, buf, count, offset) \
      static internal_function __emulate_pwrite (fd, buf, count, offset)
 
 #define __pwrite(fd, buf, count, offset) \
      static internal_function __emulate_pwrite (fd, buf, count, offset)

+#endif

 #include <sysdeps/posix/pwrite.c>
 #include <sysdeps/posix/pwrite.c>

diff --git a/sysdeps/unix/sysv/linux/pwrite64.c b/sysdeps/unix/sysv/linux/pwrite64.c
index f2b4bcb..70902b2 100644 (file)
--- a/sysdeps/unix/sysv/linux/pwrite64.c
+++ b/sysdeps/unix/sysv/linux/pwrite64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.

    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 


@@ -19,6 +19,9 @@
 
 #include <errno.h>
 #include <unistd.h>
 
 #include <errno.h>
 #include <unistd.h>

+#include <sys/syscall.h>
+
+#ifdef __NR_pwrite

 
 extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count,
                                   off_t offset_hi, off_t offset_lo);
 
 extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count,
                                   off_t offset_hi, off_t offset_lo);


@@ -50,4 +53,5 @@ weak_alias (__pwrite64, pwrite64)
 
 #define __pwrite64(fd, buf, count, offset) \
      static internal_function __emulate_pwrite64 (fd, buf, count, offset)
 
 #define __pwrite64(fd, buf, count, offset) \
      static internal_function __emulate_pwrite64 (fd, buf, count, offset)

+#endif

 #include <sysdeps/posix/pwrite64.c>
 #include <sysdeps/posix/pwrite64.c>