Update Gnulib to the latest git version

[deliverable/binutils-gdb.git] / gnulib / import / m4 / readlink.m4

diff --git a/gnulib/import/m4/readlink.m4 b/gnulib/import/m4/readlink.m4
index ede0378b48107d230718ea031500ae75a25c7845..7aa6ce033795dc4e807e9b61613c659990c693b6 100644 (file)
--- a/gnulib/import/m4/readlink.m4
+++ b/gnulib/import/m4/readlink.m4
@@ -1,5 +1,5 @@
-# readlink.m4 serial 12
-dnl Copyright (C) 2003, 2007, 2009-2016 Free Software Foundation, Inc.
+# readlink.m4 serial 15
+dnl Copyright (C) 2003, 2007, 2009-2019 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.
@@ -34,10 +34,12 @@ AC_DEFUN([gl_FUNC_READLINK],
       return readlink ("conftest.lnk2/", buf, sizeof buf) != -1;]])],
          [gl_cv_func_readlink_works=yes], [gl_cv_func_readlink_works=no],
          [case "$host_os" in
-                    # Guess yes on glibc systems.
-            *-gnu*) gl_cv_func_readlink_works="guessing yes" ;;
-                    # If we don't know, assume the worst.
-            *)      gl_cv_func_readlink_works="guessing no" ;;
+                             # Guess yes on Linux systems.
+            linux-* | linux) gl_cv_func_readlink_works="guessing yes" ;;
+                             # Guess yes on glibc systems.
+            *-gnu* | gnu*)   gl_cv_func_readlink_works="guessing yes" ;;
+                             # If we don't know, obey --enable-cross-guesses.
+            *)               gl_cv_func_readlink_works="$gl_cross_guess_normal" ;;
           esac
          ])
       rm -f conftest.link conftest.lnk2])