From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Wed, 23 Sep 2009 23:21:56 +0000 (-0400)
Subject: urcu-defer: remove dependency on linux/futex.h
X-Git-Tag: v0.1~38
X-Git-Url: https://git.lttng.org/?p=urcu.git;a=commitdiff_plain;h=80cca311d95272754494253f5b18d597bb945cfc

urcu-defer: remove dependency on linux/futex.h

> cc -fPIC -Wall -I. -O2 -g -lpthread -c -o urcu-defer.o `echo urcu-defer.c urcu-defer.h | sed 's/[^ ]*\.h//g'`
> In file included from urcu-defer.c:31:
> /usr/include/linux/futex.h:96: error: expected ‘)’ before ‘*’ token
> /usr/include/linux/futex.h:100: error: expected ‘)’ before ‘*’ token

Seems broken on ppc. Just for two defines, it's not worth depending on it.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---

diff --git a/urcu-defer.c b/urcu-defer.c
index 13f94fa..f0dec91 100644
--- a/urcu-defer.c
+++ b/urcu-defer.c
@@ -28,7 +28,6 @@
 #include <string.h>
 #include <errno.h>
 #include <poll.h>
-#include <linux/futex.h>
 #include <sys/time.h>
 #include <syscall.h>
 #include <unistd.h>
@@ -38,6 +37,8 @@
 #include "urcu-defer.h"
 
 #define futex(...)	syscall(__NR_futex, __VA_ARGS__)
+#define FUTEX_WAIT		0
+#define FUTEX_WAKE		1
 
 void __attribute__((destructor)) urcu_defer_exit(void);