Minor changes to compile the unbounded SPSC queue code

Makefile

@@ -1,4 +1,5 @@
-TARGETS = spsc_ub_test mpmc_test spsc_test
+#TARGETS = spsc_ub_test mpmc_test spsc_test
+TARGETS = spsc_ub_test
 CFLAGS = -Wall -std=c11
 
 DEBUG ?= 1
@@ -16,11 +17,11 @@ all: $(TARGETS)
 spsc_ub_test: spsc_ub_test.o spsc_ub_queue.o memory.o
 	$(CC) $^ -Wall $(LIBS) -o $@
 
-mpmc_test: mpmc_test.o mpmc_queue.o memory.o
-	$(CC) $^ -Wall $(LIBS) -o $@
+#mpmc_test: mpmc_test.o mpmc_queue.o memory.o
+#	$(CC) $^ -Wall $(LIBS) -o $@
 
-spsc_test: spsc_test.o spsc_queue.o memory.o
-	$(CC) $^ -Wall $(LIBS) -o $@
+#spsc_test: spsc_test.o spsc_queue.o memory.o
+#	$(CC) $^ -Wall $(LIBS) -o $@
 
 %.o: %.c
 	$(CC) $(CFLAGS) -c $< -o $@

memory.c

@@ -1,9 +1,13 @@
 /** 
  *
  */
-
+#ifdef __linux__
+	#define _GNU_SOURCE
+#endif
+ 
 #include <stdlib.h>
 #include <sys/mman.h>
+#include <stdio.h>		//DELETEME
 
 /* Required to allocate hugepages on Apple OS X */
 #ifdef __MACH__

memory.h

@@ -5,6 +5,11 @@
 #ifndef _MEMORY_H_
 #define _MEMORY_H_
 
+#ifdef __linux__
+	#include <stdint.h>
+	#include <stddef.h>
+#endif
+
 typedef void *(*memzone_allocator_t)(size_t);
 typedef int (*memzone_deallocator_t)(void *, size_t);
 

spsc_ub_queue.c

@@ -35,9 +35,8 @@
 
 void spsc_ub_queue_init(struct spsc_ub_queue* q, size_t size, const struct memtype *mem)
 {
-	struct node* n = memory_alloc(q->mem, sizeof(struct node) * size);
-
 	q->mem = mem;
+	struct node* n = memory_alloc(q->mem, sizeof(struct node) * size);
 	n->_next = NULL;
 	q->_tail = q->_head = q->_first= q->_tailcopy = n;
 	

spsc_ub_queue.h

@@ -38,8 +38,9 @@
 
 #include "memory.h"
 
-static size_t const cacheline_size = 64;
-typedef char cacheline_pad_t[cacheline_size];
+//static size_t const cacheline_size = 64;
+#define CACHELINE_SIZE 64
+typedef char cacheline_pad_t[CACHELINE_SIZE];
 
 struct node {
 	struct node * _Atomic _next;		/**> Single linked list of nodes */

spsc_ub_test.c

@@ -1,3 +1,7 @@
+#ifdef __linux__
+	#define _GNU_SOURCE
+#endif
+	
 #include <stdio.h>
 #include <unistd.h>
 #include <stdlib.h>