Fix compilation error on platforms without 'wint_t' type.

diff --git a/ChangeLog b/ChangeLog
index a2de46d..cad4ec1 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-10-24  Bruno Haible  <bruno@clisp.org>
+
+       * modules/wcwidth (Files): Add m4/wint_t.m4.
+       * m4/wcwidth.m4 (gl_FUNC_WCWIDTH): Require gt_TYPE_WINT_T.
+       * lib/wcwidth.h (iswprint): Use 'int' if 'wint_t' is not defined.
+
 2006-10-24  Paul Eggert  <eggert@cs.ucla.edu>
 
        * lib/getdate.y (yyerror): Make the arguments pointer-to-const,

diff --git a/lib/wcwidth.h b/lib/wcwidth.h
index 37b83cb..83da8fb 100644 (file)
--- a/lib/wcwidth.h
+++ b/lib/wcwidth.h
@@ -37,7 +37,11 @@
 # endif
 # if !defined iswprint && !HAVE_ISWPRINT
 static inline int
+#  if HAVE_WINT_T
 iswprint (wint_t wc)
+#  else
+iswprint (int wc)
+#  endif
 {
   return (wc >= 0 && wc < 128
          ? wc >= ' ' && wc <= '~'

diff --git a/m4/wcwidth.m4 b/m4/wcwidth.m4
index 8cdfba4..e8a37f2 100644 (file)
--- a/m4/wcwidth.m4
+++ b/m4/wcwidth.m4
@@ -1,4 +1,4 @@
-# wcwidth.m4 serial 5
+# wcwidth.m4 serial 6
 dnl Copyright (C) 2006 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,6 +11,7 @@ AC_DEFUN([gl_FUNC_WCWIDTH],
 
   AC_REQUIRE([AC_C_INLINE])
   AC_REQUIRE([gt_TYPE_WCHAR_T])
+  AC_REQUIRE([gt_TYPE_WINT_T])
 
   AC_CHECK_HEADERS_ONCE([wchar.h wctype.h])
   AC_CHECK_FUNCS_ONCE([iswprint wcwidth])

diff --git a/modules/wcwidth b/modules/wcwidth
index 74d4ef6..d236a48 100644 (file)
--- a/modules/wcwidth
+++ b/modules/wcwidth
@@ -5,6 +5,7 @@ Files:
 lib/wcwidth.h
 m4/wcwidth.m4
 m4/wchar_t.m4
+m4/wint_t.m4
 
 Depends-on: