1 files changed, 34 insertions, 0 deletions
diff --git a/m4/mkdir.m4 b/m4/mkdir.m4
new file mode 100644
index 000000000000..86315d01472d
--- /dev/null
+++ b/m4/mkdir.m4
@@ -0,0 +1,34 @@
+#serial 1
+
+dnl From Mumit Khan and Paul Eggert
+dnl Determine whether mkdir accepts only one argument instead of the usual two.
+
+AC_DEFUN([PATCH_FUNC_MKDIR_TAKES_ONE_ARG],
+  [AC_CHECK_FUNCS(mkdir)
+   AC_CACHE_CHECK([whether mkdir takes only one argument],
+     patch_cv_mkdir_takes_one_arg,
+     [patch_cv_mkdir_takes_one_arg=no
+      if test $ac_cv_func_mkdir = yes; then
+        AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <sys/stat.h>
+	  ],
+	  [mkdir (".", 0);],
+	  ,
+	  [AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <sys/stat.h>
+	     ],
+	     [mkdir (".");],
+	     patch_cv_mkdir_takes_one_arg=yes
+	  )]
+	)
+      fi
+     ]
+   )
+   if test $patch_cv_mkdir_takes_one_arg = yes; then
+     AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
+       [Define if mkdir takes only one argument.])
+   fi
+  ]
+)