Revert "Update gnulib to current upstream master"

[external/binutils.git] / gdb / gnulib / import / m4 / getcwd-abort-bug.m4

diff --git a/gdb/gnulib/import/m4/getcwd-abort-bug.m4 b/gdb/gnulib/import/m4/getcwd-abort-bug.m4
index 8904360..b73f474 100644 (file)
--- a/gdb/gnulib/import/m4/getcwd-abort-bug.m4
+++ b/gdb/gnulib/import/m4/getcwd-abort-bug.m4
@@ -1,9 +1,9 @@
-# serial 9
+# serial 7
 # Determine whether getcwd aborts when the length of the working directory
 # name is unusually large.  Any length between 4k and 16k trigger the bug
 # when using glibc-2.4.90-9 or older.
 
-# Copyright (C) 2006, 2009-2018 Free Software Foundation, Inc.
+# Copyright (C) 2006, 2009-2016 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -16,15 +16,9 @@ AC_DEFUN([gl_FUNC_GETCWD_ABORT_BUG],
   AC_CHECK_DECLS_ONCE([getcwd])
   AC_CHECK_HEADERS_ONCE([unistd.h])
   AC_REQUIRE([gl_PATHMAX_SNIPPET_PREREQ])
-
-  gl_CHECK_FUNC_GETPAGESIZE
-  if test $gl_cv_func_getpagesize = yes; then
-    AC_DEFINE_UNQUOTED([HAVE_GETPAGESIZE], [1],
-      [Define to 1 if the system has the 'getpagesize' function.])
-  fi
-
+  AC_CHECK_FUNCS([getpagesize])
   AC_CACHE_CHECK([whether getcwd aborts when 4k < cwd_length < 16k],
-    [gl_cv_func_getcwd_abort_bug],
+    gl_cv_func_getcwd_abort_bug,
     [# Remove any remnants of a previous test.
      rm -rf confdir-14B---
      # Arrange for deletion of the temporary directory this test creates.
@@ -127,20 +121,20 @@ main ()
   return fail;
 }
           ]])],
-       [gl_cv_func_getcwd_abort_bug=no],
-       [dnl An abort will provoke an exit code of something like 134 (128 + 6).
-        dnl An exit code of 4 can also occur (in OpenBSD 4.9, NetBSD 5.1 for
-        dnl example): getcwd (NULL, 0) fails rather than returning a string
-        dnl longer than PATH_MAX.  This may be POSIX compliant (in some
-        dnl interpretations of POSIX).  But gnulib's getcwd module wants to
-        dnl provide a non-NULL value in this case.
-        ret=$?
-        if test $ret -ge 128 || test $ret = 4; then
-          gl_cv_func_getcwd_abort_bug=yes
-        else
-          gl_cv_func_getcwd_abort_bug=no
-        fi],
-       [gl_cv_func_getcwd_abort_bug=yes])
-    ])
+    [gl_cv_func_getcwd_abort_bug=no],
+    [dnl An abort will provoke an exit code of something like 134 (128 + 6).
+     dnl An exit code of 4 can also occur (in OpenBSD 4.9, NetBSD 5.1 for
+     dnl example): getcwd (NULL, 0) fails rather than returning a string
+     dnl longer than PATH_MAX.  This may be POSIX compliant (in some
+     dnl interpretations of POSIX).  But gnulib's getcwd module wants to
+     dnl provide a non-NULL value in this case.
+     ret=$?
+     if test $ret -ge 128 || test $ret = 4; then
+       gl_cv_func_getcwd_abort_bug=yes
+     else
+       gl_cv_func_getcwd_abort_bug=no
+     fi],
+    [gl_cv_func_getcwd_abort_bug=yes])
+  ])
   AS_IF([test $gl_cv_func_getcwd_abort_bug = yes], [$1], [$2])
 ])