* rubysig.h: lack of variable declaration on _WIN32 platforms.

  (ruby-bugs-ja PR#583)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5368 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/rubysig.h b/rubysig.h
index 5b8ea45863..650770d577 100644
--- a/rubysig.h
+++ b/rubysig.h
@@ -23,6 +23,7 @@ typedef LONG rb_atomic_t;
 
 /* Windows doesn't allow interrupt while system calls */
 # define TRAP_BEG do {\
+    int saved_errno = 0;\
     extern int errno;\
     rb_atomic_t trap_immediate = ATOMIC_SET(rb_trap_immediate, 1)
 # define TRAP_END\