* ruby.c (ruby_init_loadpath_safe): should not dup tmp string. a

patch from neomjp neomjp in [ruby-core:24251].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25390 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sun Oct 18 18:31:58 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ruby.c (ruby_init_loadpath_safe): should not dup tmp string.  a
+	  patch from neomjp neomjp in [ruby-core:24251].
+
 Sun Oct 18 09:49:14 2009  Yuki Sonoda (Yugui)  <yugui@yugui.jp>
 
 	* test/test_prime.rb

ruby.c

@@ -350,8 +350,8 @@ ruby_init_loadpath_safe(int safe_level)
     VALUE sopath;
 # else
     char libpath[MAXPATHLEN + 1];
-    size_t baselen;
 # endif
+    size_t baselen;
     char *p;
 
 #if defined _WIN32 || defined __CYGWIN__
@@ -416,16 +416,13 @@ ruby_init_loadpath_safe(int safe_level)
 	strlcpy(libpath, ".", sizeof(libpath));
 	p = libpath + 1;
     }
-
-    baselen = p - libpath;
-
-#define BASEPATH() rb_str_buf_cat(rb_str_buf_new(baselen+len), libpath, baselen)
 #else
     rb_str_set_len(sopath, p - libpath);
-
-#define BASEPATH() rb_str_dup(sopath)
 #endif
 
+    baselen = p - libpath;
+#define BASEPATH() rb_str_buf_cat(rb_str_buf_new(baselen+len), libpath, baselen)
+
 #define RUBY_RELATIVE(path, len) rb_str_buf_cat(BASEPATH(), path, len)
 #else
 #define RUBY_RELATIVE(path, len) rubylib_mangled_path(path, len)