From 6552cdcbbe41d5764da4e35ac9a396eee6bcc46b Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 9 Jan 2004 02:52:19 +0000
Subject: * rubysig.h: <errno.h> is needed to use errno which may be a macro.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@5422 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 rubysig.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

(limited to 'rubysig.h')

diff --git a/rubysig.h b/rubysig.h
index 650770d57..ea335b52c 100644
--- a/rubysig.h
+++ b/rubysig.h
@@ -10,8 +10,9 @@
 
 **********************************************************************/
 
-#ifndef SIG_H
-#define SIG_H
+#ifndef RUBYSIG_H
+#define RUBYSIG_H
+#include <errno.h>
 
 #ifdef _WIN32
 typedef LONG rb_atomic_t;
@@ -24,7 +25,6 @@ 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\
     ATOMIC_SET(rb_trap_immediate, trap_immediate);\
@@ -46,7 +46,6 @@ typedef int rb_atomic_t;
 # define ATOMIC_DEC(var) (--(var))
 
 # define TRAP_BEG do {\
-    extern int errno;\
     int saved_errno = 0;\
     int trap_immediate = rb_trap_immediate;\
     rb_trap_immediate = 1
@@ -106,4 +105,4 @@ RUBY_EXTERN int rb_thread_tick;
 } while (0)
 #endif
 
-#endif
+#endif /* ifndef RUBYSIG_H */
-- 
cgit