document mingw linker fix and close associated bug

[debian/gzip] / m4 / chdir-long.m4

diff --git a/m4/chdir-long.m4 b/m4/chdir-long.m4
index 6180891b5ec236354a078641ef9876f288343db8..46dbbc42f07108bcb9034dd4107ceb7f19385a3b 100644 (file)
--- a/m4/chdir-long.m4
+++ b/m4/chdir-long.m4
@@ -1,4 +1,4 @@
-#serial 14
+#serial 16
 
 # Use Gnulib's robust chdir function.
 # It can handle arbitrarily long directory names, which means
@@ -6,7 +6,7 @@
 # never fails with ENAMETOOLONG.
 # Arrange to compile chdir-long.c only on systems that define PATH_MAX.
 
-dnl Copyright (C) 2004-2007, 2009-2012 Free Software Foundation, Inc.
+dnl Copyright (C) 2004-2007, 2009-2018 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.
@@ -17,18 +17,14 @@ AC_DEFUN([gl_FUNC_CHDIR_LONG],
 [
   AC_REQUIRE([gl_PATHMAX_SNIPPET_PREREQ])
   AC_CACHE_CHECK([whether this system has an arbitrary file name length limit],
-    gl_cv_have_arbitrary_file_name_length_limit,
+    [gl_cv_have_arbitrary_file_name_length_limit],
     [AC_EGREP_CPP([have_arbitrary_file_name_length_limit],
                   gl_PATHMAX_SNIPPET[
 #ifdef PATH_MAX
 have_arbitrary_file_name_length_limit
 #endif],
-    gl_cv_have_arbitrary_file_name_length_limit=yes,
-    gl_cv_have_arbitrary_file_name_length_limit=no)])
+    [gl_cv_have_arbitrary_file_name_length_limit=yes],
+    [gl_cv_have_arbitrary_file_name_length_limit=no])])
 ])
 
-AC_DEFUN([gl_PREREQ_CHDIR_LONG],
-[
-  AC_REQUIRE([AC_C_INLINE])
-  :
-])
+AC_DEFUN([gl_PREREQ_CHDIR_LONG], [:])