akr	2013-04-24 21:52:26 +0900 (Wed, 24 Apr 2013)

  New Revision: 40442

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=40442

  Log:
    * configure.in: Check mblen().
    
    * eval_intern.h (CharNext): Don't use mblen() is not available.

  Modified files:
    trunk/ChangeLog
    trunk/configure.in
    trunk/eval_intern.h

Index: eval_intern.h
===================================================================
--- eval_intern.h	(revision 40441)
+++ eval_intern.h	(revision 40442)
@@ -195,7 +195,11 @@ VALUE rb_vm_top_self(); https://github.com/ruby/ruby/blob/trunk/eval_intern.h#L195
 VALUE rb_vm_cbase(void);
 
 #ifndef CharNext		/* defined as CharNext[AW] on Windows. */
-#define CharNext(p) ((p) + mblen((p), RUBY_MBCHAR_MAXSIZE))
+# ifdef HAVE_MBLEN
+#  define CharNext(p) ((p) + mblen((p), RUBY_MBCHAR_MAXSIZE))
+# else
+#  define CharNext(p) ((p) + 1)
+# endif
 #endif
 
 #if defined DOSISH || defined __CYGWIN__
Index: configure.in
===================================================================
--- configure.in	(revision 40441)
+++ configure.in	(revision 40442)
@@ -1701,7 +1701,7 @@ AC_CHECK_FUNCS(fmod killpg wait4 waitpid https://github.com/ruby/ruby/blob/trunk/configure.in#L1701
 	      setuid setgid daemon select_large_fdset setenv unsetenv\
               mktime timegm gmtime_r clock_gettime gettimeofday poll ppoll\
               pread sendfile shutdown sigaltstack dl_iterate_phdr\
-              dup dup3 pipe2 posix_memalign memalign ioctl)
+              dup dup3 pipe2 posix_memalign memalign ioctl mblen)
 
 AC_CACHE_CHECK(for sigsetjmp as a macro or function, ac_cv_func_sigsetjmp,
   [AC_TRY_COMPILE([
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 40441)
+++ ChangeLog	(revision 40442)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Wed Apr 24 21:51:13 2013  Tanaka Akira  <akr@f...>
+
+	* configure.in: Check mblen().
+
+	* eval_intern.h (CharNext): Don't use mblen() is not available.
+
 Wed Apr 24 15:55:06 2013  KOSAKI Motohiro  <kosaki.motohiro@g...>
 
 	* io.c (rb_fd_fix_cloexec): use rb_update_max_fd().

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