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[wget] / m4 / errno_h.m4

diff --git a/m4/errno_h.m4 b/m4/errno_h.m4
deleted file mode 100644 (file)
index 4ce1ccb..0000000
--- a/m4/errno_h.m4
+++ /dev/null
@@ -1,115 +0,0 @@
-# errno_h.m4 serial 6
-dnl Copyright (C) 2004, 2006, 2008, 2009 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-AC_DEFUN_ONCE([gl_HEADER_ERRNO_H],
-[
-  AC_REQUIRE([AC_PROG_CC])
-  AC_CACHE_CHECK([for complete errno.h], [gl_cv_header_errno_h_complete], [
-    AC_EGREP_CPP([booboo],[
-#include <errno.h>
-#if !defined ENOMSG
-booboo
-#endif
-#if !defined EIDRM
-booboo
-#endif
-#if !defined ENOLINK
-booboo
-#endif
-#if !defined EPROTO
-booboo
-#endif
-#if !defined EMULTIHOP
-booboo
-#endif
-#if !defined EBADMSG
-booboo
-#endif
-#if !defined EOVERFLOW
-booboo
-#endif
-#if !defined ENOTSUP
-booboo
-#endif
-#if !defined ESTALE
-booboo
-#endif
-#if !defined ECANCELED
-booboo
-#endif
-      ],
-      [gl_cv_header_errno_h_complete=no],
-      [gl_cv_header_errno_h_complete=yes])
-  ])
-  if test $gl_cv_header_errno_h_complete = yes; then
-    ERRNO_H=''
-  else
-    gl_CHECK_NEXT_HEADERS([errno.h])
-    ERRNO_H='errno.h'
-  fi
-  AC_SUBST([ERRNO_H])
-  gl_REPLACE_ERRNO_VALUE([EMULTIHOP])
-  gl_REPLACE_ERRNO_VALUE([ENOLINK])
-  gl_REPLACE_ERRNO_VALUE([EOVERFLOW])
-])
-
-# Assuming $1 = EOVERFLOW.
-# The EOVERFLOW errno value ought to be defined in <errno.h>, according to
-# POSIX.  But some systems (like OpenBSD 4.0 or AIX 3) don't define it, and
-# some systems (like OSF/1) define it when _XOPEN_SOURCE_EXTENDED is defined.
-# Check for the value of EOVERFLOW.
-# Set the variables EOVERFLOW_HIDDEN and EOVERFLOW_VALUE.
-AC_DEFUN([gl_REPLACE_ERRNO_VALUE],
-[
-  if test -n "$ERRNO_H"; then
-    AC_CACHE_CHECK([for ]$1[ value], [gl_cv_header_errno_h_]$1, [
-      AC_EGREP_CPP([yes],[
-#include <errno.h>
-#ifdef ]$1[
-yes
-#endif
-      ],
-      [gl_cv_header_errno_h_]$1[=yes],
-      [gl_cv_header_errno_h_]$1[=no])
-      if test $gl_cv_header_errno_h_]$1[ = no; then
-        AC_EGREP_CPP([yes],[
-#define _XOPEN_SOURCE_EXTENDED 1
-#include <errno.h>
-#ifdef ]$1[
-yes
-#endif
-          ], [gl_cv_header_errno_h_]$1[=hidden])
-        if test $gl_cv_header_errno_h_]$1[ = hidden; then
-          dnl The macro exists but is hidden.
-          dnl Define it to the same value.
-          AC_COMPUTE_INT([gl_cv_header_errno_h_]$1, $1, [
-#define _XOPEN_SOURCE_EXTENDED 1
-#include <errno.h>
-/* The following two lines are a workaround against an autoconf-2.52 bug.  */
-#include <stdio.h>
-#include <stdlib.h>
-])
-        fi
-      fi
-    ])
-    case $gl_cv_header_errno_h_]$1[ in
-      yes | no)
-        ]$1[_HIDDEN=0; ]$1[_VALUE=
-        ;;
-      *)
-        ]$1[_HIDDEN=1; ]$1[_VALUE="$gl_cv_header_errno_h_]$1["
-        ;;
-    esac
-    AC_SUBST($1[_HIDDEN])
-    AC_SUBST($1[_VALUE])
-  fi
-])
-
-dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in.
-dnl Remove this when we can assume autoconf >= 2.61.
-m4_ifdef([AC_COMPUTE_INT], [], [
-  AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])])
-])