maint: update copyright

[gnulib.git] / m4 / wctype.m4

diff --git a/m4/wctype.m4 b/m4/wctype.m4
index 62994c6..a2dbfa7 100644 (file)
--- a/m4/wctype.m4
+++ b/m4/wctype.m4
@@ -1,41 +1,12 @@
-dnl A placeholder for ISO C99 <wctype.h>, for platforms that lack it.
-
-dnl Copyright (C) 2006, 2007 Free Software Foundation, Inc.
+# wctype.m4 serial 2
+dnl Copyright (C) 2011-2014 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.
 
-dnl Written by Paul Eggert.
-
-AC_DEFUN([gl_WCTYPE_H],
+AC_DEFUN([gl_FUNC_WCTYPE],
 [
-  AC_CHECK_FUNCS_ONCE([iswcntrl])
-  AC_CHECK_HEADERS_ONCE([wctype.h])
-  AC_REQUIRE([AC_C_INLINE])
-
-  AC_REQUIRE([gt_TYPE_WINT_T])
-  if test $gt_cv_c_wint_t = yes; then
-    HAVE_WINT_T=1
-  else
-    HAVE_WINT_T=0
-  fi
-  AC_SUBST([HAVE_WINT_T])
-
-  WCTYPE_H=wctype.h
-  if test $ac_cv_header_wctype_h = yes; then
-    if test "$ac_cv_func_iswcntrl" = yes; then
-      WCTYPE_H=
-    fi
-    dnl Compute ABSOLUTE_WCTYPE_H even if WCTYPE_H is empty,
-    dnl for the benefit of builds from non-distclean directories.
-    gl_ABSOLUTE_HEADER([wctype.h])
-    ABSOLUTE_WCTYPE_H=\"$gl_cv_absolute_wctype_h\"
-    HAVE_WCTYPE_H=1
-  else
-    ABSOLUTE_WCTYPE_H=\"no/such/file/wctype.h\"
-    HAVE_WCTYPE_H=0
-  fi
-  AC_SUBST([ABSOLUTE_WCTYPE_H])
-  AC_SUBST([HAVE_WCTYPE_H])
-  AC_SUBST([WCTYPE_H])
+  AC_REQUIRE([gl_WCTYPE_H_DEFAULTS])
+  AC_REQUIRE([gl_WCTYPE_H])
+  HAVE_WCTYPE=$HAVE_WCTYPE_T
 ])