usa	2009-11-05 11:33:14 +0900 (Thu, 05 Nov 2009)

  New Revision: 25656

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=25656

  Log:
    * win32/win32.c (CreateChild): allocate temporary buffer and use it
      instead of directly modify the passed string.  [ruby-dev:39635]

  Modified files:
    branches/ruby_1_8/ChangeLog
    branches/ruby_1_8/win32/win32.c

Index: ruby_1_8/ChangeLog
===================================================================
--- ruby_1_8/ChangeLog	(revision 25655)
+++ ruby_1_8/ChangeLog	(revision 25656)
@@ -1,3 +1,8 @@
+Thu Nov  5 11:31:23 2009  NAKAMURA Usaku  <usa@r...>
+
+	* win32/win32.c (CreateChild): allocate temporary buffer and use it
+	  instead of directly modify the passed string.  [ruby-dev:39635]
+
 Sat Oct 31 17:20:58 2009  NAKAMURA, Hiroshi  <nahi@r...>
 
 	* lib/net/http.rb (Net::HTTPResponse#each_response_header):
Index: ruby_1_8/win32/win32.c
===================================================================
--- ruby_1_8/win32/win32.c	(revision 25655)
+++ ruby_1_8/win32/win32.c	(revision 25656)
@@ -1091,11 +1091,13 @@
 	}
     }
     if (p) {
-	shell = p;
-	while (*p) {
-	    if ((unsigned char)*p == '/')
-		*p = '\\';
-	    p = CharNext(p);
+	char *tmp = ALLOCA_N(char, strlen(p) + 1);
+	strcpy(tmp, p);
+	shell = tmp;
+	while (*tmp) {
+	    if ((unsigned char)*tmp == '/')
+		*tmp = '\\';
+	    tmp = CharNext(tmp);
 	}
     }
 

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