Patch to fix elinks to work with Ruby 1.9.1+

elinks-git_ruby-1.9.1_compat.patch

diff -ru elinks.orig/src/scripting/ruby/core.c elinks/src/scripting/ruby/core.c
--- elinks.orig/src/scripting/ruby/core.c	2009-12-04 21:47:38.000000000 -0600
+++ elinks/src/scripting/ruby/core.c	2009-12-04 21:41:43.000000000 -0600
@@ -76,10 +76,10 @@
 		break;
 	case TAG_RAISE:
 	case TAG_FATAL:
-		eclass = CLASS_OF(ruby_errinfo);
-		einfo = rb_obj_as_string(ruby_errinfo);
+		eclass = CLASS_OF(rb_errinfo);
+		einfo = rb_obj_as_string(rb_errinfo);
 
-		if (eclass == rb_eRuntimeError && RSTRING(einfo)->len == 0) {
+		if (eclass == rb_eRuntimeError && RSTRING_LEN(einfo) == 0) {
 			msg = "unhandled exception";
 
 		} else {
@@ -88,7 +88,7 @@
 
 			epath = rb_class_path(eclass);
 			snprintf(buff, MAX_STR_LEN, "%s: %s",
-				RSTRING(epath)->ptr, RSTRING(einfo)->ptr);
+				RSTRING_PTR(epath), RSTRING_PTR(einfo));
 
 			p = strchr(buff, '\n');
 			if (p) *p = '\0';
@@ -116,7 +116,7 @@
 	struct terminal *term;
 
 	str = rb_obj_as_string(str);
-	message = memacpy(RSTRING(str)->ptr, RSTRING(str)->len);
+	message = memacpy(RSTRING_PTR(str), RSTRING_LEN(str));
 	if (!message) return Qnil;
 
 	line_end = strchr(message, '\n');
@@ -165,8 +165,8 @@
 		 * the inspect() method, which adds quotes to the strings, so
 		 * gently ignore them. */
 
-		ptr = RSTRING(substr)->ptr;
-		len = RSTRING(substr)->len;
+		ptr = RSTRING_PTR(substr);
+		len = RSTRING_LEN(substr);
 
 		if (*ptr == '"')
 			ptr++, len--;
diff -ru elinks.orig/src/scripting/ruby/hooks.c elinks/src/scripting/ruby/hooks.c
--- elinks.orig/src/scripting/ruby/hooks.c	2009-12-04 21:47:38.000000000 -0600
+++ elinks/src/scripting/ruby/hooks.c	2009-12-04 21:37:41.000000000 -0600
@@ -83,7 +83,7 @@
 	{
 		unsigned char *new_url;
 
-		new_url = memacpy(RSTRING(result)->ptr, RSTRING(result)->len);
+		new_url = memacpy(RSTRING_PTR(result), RSTRING_LEN(result));
 		if (new_url) {
 			mem_free_set(url, new_url);
 		}
@@ -126,7 +126,7 @@
 	{
 		unsigned char *new_url;
 
-		new_url = memacpy(RSTRING(result)->ptr, RSTRING(result)->len);
+		new_url = memacpy(RSTRING_PTR(result), RSTRING_LEN(result));
 		if (new_url) {
 			mem_free_set(url, new_url);
 		}
@@ -170,9 +170,9 @@
 	switch (rb_type(result)) {
 	case T_STRING:
 	{
-		int len = RSTRING(result)->len;
+		int len = RSTRING_LEN(result);
 
-		add_fragment(cached, 0, RSTRING(result)->ptr, len);
+		add_fragment(cached, 0, RSTRING_PTR(result), len);
 		normalize_cache_entry(cached, len);
 
 		break;
@@ -216,7 +216,7 @@
 	{
 		unsigned char *proxy;
 
-		proxy = memacpy(RSTRING(result)->ptr, RSTRING(result)->len);
+		proxy = memacpy(RSTRING_PTR(result), RSTRING_LEN(result));
 		if (proxy) {
 			mem_free_set(new_proxy_url, proxy);
 		}
diff --git a/config/m4/ruby.m4 b/config/m4/ruby.m4
index 3983920..4659025 100644
--- a/config/m4/ruby.m4
+++ b/config/m4/ruby.m4
@@ -32,12 +32,12 @@ if test "$CONFIG_SCRIPTING_RUBY" = "yes"; then
 	if test "$CONFIG_SCRIPTING_RUBY" != "no"; then
 
 		AC_MSG_CHECKING(Ruby version)
-		if $CONFIG_SCRIPTING_RUBY -e 'exit((VERSION or RUBY_VERSION) >= "1.6.0")' >/dev/null 2>/dev/null; then
+		if $CONFIG_SCRIPTING_RUBY -e 'exit((RUBY_VERSION) >= "1.6.0")' >/dev/null 2>/dev/null; then
 			ruby_version=`$CONFIG_SCRIPTING_RUBY -e 'puts "#{VERSION rescue RUBY_VERSION}"'`
 			AC_MSG_RESULT($ruby_version)
 
 			AC_MSG_CHECKING(for Ruby header files)
-			rubyhdrdir=`$CONFIG_SCRIPTING_RUBY -r mkmf -e 'print Config::CONFIG[["archdir"]] || $hdrdir' 2>/dev/null`
+			rubyhdrdir=`$CONFIG_SCRIPTING_RUBY -r mkmf -e 'print Config::CONFIG[["hdrdir"]] || $hdrdir' 2>/dev/null`
 
 			if test "X$rubyhdrdir" != "X"; then
 				AC_MSG_RESULT($rubyhdrdir)