merge revision(s) 16143:

shyouhei · shyouhei · commit e4cac7725230 · 2008-06-15T13:18:59.000Z
* regex.c (re_search): string might be NULL.  [ruby-core:16478]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@17254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Jun 15 22:18:30 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* regex.c (re_search): string might be NULL.  [ruby-core:16478]
+
 Sun Jun 15 22:16:21 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* time.c (rb_strftime): check errno to detect strftime(3)'s error.
diff --git a/regex.c b/regex.c
@@ -3177,6 +3177,10 @@ re_search(bufp, string, size, startpos, range, regs)
   /* Check for out-of-range starting position.  */
   if (startpos < 0  ||  startpos > size)
     return -1;
+  if (!string) {
+    if (size == 0) string = "";
+    else return -1;
+  }
 
   /* Update the fastmap now if not correct already.  */
   if (fastmap && !bufp->fastmap_accurate) {
diff --git a/version.h b/version.h
@@ -2,7 +2,7 @@
 #define RUBY_RELEASE_DATE "2008-06-15"
 #define RUBY_VERSION_CODE 186
 #define RUBY_RELEASE_CODE 20080615
-#define RUBY_PATCHLEVEL 197
+#define RUBY_PATCHLEVEL 198
 
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 8
