X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=m4%2Fopendir.m4;h=5609536ab610dad8bbd49b05935254ae121e242d;hb=ecea6a7078983379e5b4d8961337cc55298aa8b1;hp=d411680561faf02bfb5ca9066f8204027806efbd;hpb=d57728a6ca2413a7c564d8b7bb13d9e5a5a180f3;p=debian%2Fgzip

diff --git a/m4/opendir.m4 b/m4/opendir.m4
index d411680..5609536 100644
--- a/m4/opendir.m4
+++ b/m4/opendir.m4
@@ -1,5 +1,5 @@
-# opendir.m4 serial 2
-dnl Copyright (C) 2011-2013 Free Software Foundation, Inc.
+# opendir.m4 serial 5
+dnl Copyright (C) 2011-2018 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.
@@ -7,6 +7,7 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_FUNC_OPENDIR],
 [
   AC_REQUIRE([gl_DIRENT_H_DEFAULTS])
+  AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
 
   AC_CHECK_FUNCS([opendir])
   if test $ac_cv_func_opendir = no; then
@@ -22,4 +23,10 @@ AC_DEFUN([gl_FUNC_OPENDIR],
       fi
     fi
   ])
+  dnl Replace opendir() on OS/2 kLIBC to support dirfd() function replaced
+  dnl by gnulib.
+  case $host_os,$HAVE_OPENDIR in
+    os2*,1)
+      REPLACE_OPENDIR=1;;
+  esac
 ])