* configure.in: check langinfo.h and locale.h.

* encoding.c: use langinfo.h only if available.

* main.c: use locale.h only if available.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14382 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,11 @@
+Fri Dec 21 12:00:34 2007  Tanaka Akira  <akr@fsij.org>
+
+	* configure.in: check langinfo.h and locale.h.
+
+	* encoding.c: use langinfo.h only if available.
+
+	* main.c: use locale.h only if available.
+
 Fri Dec 21 11:47:56 2007  Tanaka Akira  <akr@fsij.org>
 
 	* encoding.c: include locale.h

configure.in

@@ -530,7 +530,7 @@ AC_CHECK_HEADERS(stdlib.h string.h unistd.h limits.h sys/file.h sys/ioctl.h sys/
 		 fcntl.h sys/fcntl.h sys/select.h sys/time.h sys/times.h sys/param.h\
 		 syscall.h pwd.h grp.h a.out.h utime.h memory.h direct.h sys/resource.h \
 		 sys/mkdev.h sys/utime.h netinet/in_systm.h float.h ieeefp.h pthread.h \
-		 ucontext.h intrinsics.h)
+		 ucontext.h intrinsics.h langinfo.h locale.h)
 
 dnl Check additional types.
 AC_CHECK_SIZEOF(rlim_t, 0, [

encoding.c

@@ -14,7 +14,9 @@
 #include "ruby/encoding.h"
 #include "regenc.h"
 #include <ctype.h>
+#ifdef HAVE_LANGINFO_H
 #include <langinfo.h>
+#endif
 
 static ID id_encoding, id_based_encoding;
 static VALUE rb_cEncoding;
@@ -707,9 +709,13 @@ rb_enc_set_default_external(VALUE encoding)
 VALUE
 rb_locale_charmap(VALUE klass)
 {
+#ifdef HAVE_LANGINFO_H
     char *codeset;
     codeset = nl_langinfo(CODESET);
     return rb_str_new2(codeset);
+#else
+    return rb_str_new2("ASCII-8BIT");
+#endif
 }
 
 static void

main.c

@@ -12,7 +12,9 @@
 
 #undef RUBY_EXPORT
 #include "ruby/ruby.h"
+#ifdef LOCALE_H
 #include <locale.h>
+#endif
 
 RUBY_GLOBAL_SETUP
 
@@ -23,7 +25,9 @@ main(int argc, char **argv, char **envp)
     extern void ruby_set_debug_option(const char *);
     ruby_set_debug_option(getenv("RUBY_DEBUG"));
 #endif
+#ifdef LOCALE_H
     setlocale(LC_CTYPE, "");
+#endif
 
     ruby_sysinit(&argc, &argv);
     {