Stub pthread_spinlock_t for Cygwin and OpenBSD

configure.ac

@@ -109,10 +109,9 @@ AC_CHECK_MEMBERS([struct sigaction.sa_handler], [], [],
 [#include <signal.h>
 ])
 
+AC_CHECK_TYPES([pthread_spinlock_t], [], [], [[#include <pthread.h>]])
+
 # Check if we need to reorder float and double types
 AX_C_FLOAT_WORDS_BIGENDIAN
 
-# Checks for library functions.
-AC_CHECK_FUNCS([socket])
-
 AC_OUTPUT

include/craftd/common.h

@@ -70,6 +70,7 @@
 
 #define CDNull (0)
 
+#include <craftd/lock.h>
 #include <craftd/utils.h>
 #include <craftd/memory.h>
 #include <craftd/extras.h>

include/craftd/lock.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2010-2011 Kevin M. Bowling, <kevin.bowling@kev009.com>, USA
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <pthread.h>
+
+#ifndef HAVE_PTHREAD_SPIN_T
+#define pthread_spinlock_t      pthread_mutex_t
+#define pthread_spin_init(l, a)	pthread_mutex_init(l, NULL)
+#define pthread_spin_destroy(l)	pthread_mutex_destroy(l)
+#define pthread_spin_lock(l)	pthread_mutex_lock(l)
+#define pthread_spin_unlock(l)	pthread_mutex_unlock(l)
+#endif