From ca52e3be5cbfe5a78576028813784b1790411dc2 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 12 Jan 2010 01:00:34 +0000
Subject: * hash.c: need to include errno.h for EINVAL.

* hash.c (ruby_setenv): fixed typo.  see [ruby-dev:40026]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26293 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 6 ++++++
 hash.c    | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 8fbecd6ba4..6a9dae5224 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Jan 12 09:58:03 2010  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* hash.c: need to include errno.h for EINVAL.
+
+	* hash.c (ruby_setenv): fixed typo.  see [ruby-dev:40026]
+
 Tue Jan 12 09:22:43 2010  Tanaka Akira  <akr@fsij.org>
 
 	* prelude.rb (require_relative): use File.realpath.  [ruby-dev:40040]
diff --git a/hash.c b/hash.c
index 9179656b76..124df01385 100644
--- a/hash.c
+++ b/hash.c
@@ -14,6 +14,7 @@
 #include "ruby/ruby.h"
 #include "ruby/st.h"
 #include "ruby/util.h"
+#include <errno.h>
 
 #ifdef __APPLE__
 #include <crt_externs.h>
@@ -2056,7 +2057,7 @@ ruby_setenv(const char *name, const char *value)
 	putenv(buf);
 
 	/* putenv() doesn't handle empty value */
-	if (*value)
+	if (!*value)
 	    SetEnvironmentVariable(name,value);
     }
     else {
-- 
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