* hash.c (ruby_setenv): putenv on msvcrt.dll can't remove empty value.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27483 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-04-25 02:08:36 +00:00 · 2010-04-25 02:08:36 +00:00 · 1e6a884a4f
commit 1e6a884a4f
parent 63578c725c
2 changed files with 5 additions and 0 deletions
--- a/4
+++ b/4
@ -1,3 +1,7 @@
+Sun Apr 25 11:02:20 2010  wanabe  <s.wanabe@gmail.com>
+
+	* hash.c (ruby_setenv): putenv on msvcrt.dll can't remove empty value.
+
 Sat Apr 24 23:40:50 2010  Tanaka Akira  <akr@fsij.org>

 	* lib/pp.rb: use [""].pack("p").size to detect the pointer size.
--- a/hash.c
+++ b/hash.c
@ -2129,6 +2129,7 @@ ruby_setenv(const char *name, const char *value)
 	buf = ALLOCA_N(char, len);
 	snprintf(buf, len, "%s=", name);
 	putenv(buf);
+	SetEnvironmentVariable(name, 0);
    }
 #elif defined(HAVE_SETENV) && defined(HAVE_UNSETENV)
 #undef setenv