X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=rcuja%2Frcuja-internal.h;h=96e9dabf6225d58ebb91e445c574c8a21ecc3551;hb=7d67da99e337f495c1b4c48636d93fa522bd9dfd;hp=82ab158a7a95bd4f116987098c4e371040484190;hpb=3d8fe30760fd4fb67ce24b5aa011ab75f680a904;p=userspace-rcu.git

diff --git a/rcuja/rcuja-internal.h b/rcuja/rcuja-internal.h
index 82ab158..96e9dab 100644
--- a/rcuja/rcuja-internal.h
+++ b/rcuja/rcuja-internal.h
@@ -23,9 +23,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#define _GNU_SOURCE
 #include <pthread.h>
 #include <stdio.h>
 #include <inttypes.h>
+#include <unistd.h>
 #include <urcu/rculfhash.h>
 
 /*
@@ -159,16 +161,40 @@ struct cds_lfht *rcuja_create_ht(const struct rcu_flavor_struct *flavor);
 __attribute__((visibility("protected")))
 int rcuja_delete_ht(struct cds_lfht *ht);
 
-#define DEBUG
+//#define DEBUG
+
+#ifdef __linux__
+#include <syscall.h>
+#endif
+
+#if defined(_syscall0)
+_syscall0(pid_t, gettid)
+#elif defined(__NR_gettid)
+static inline pid_t gettid(void)
+{
+	return syscall(__NR_gettid);
+}
+#else
+#warning "use pid as tid"
+static inline pid_t gettid(void)
+{
+	return getpid();
+}
+#endif
 
 #ifdef DEBUG
-#define dbg_printf(fmt, args...)     printf("[debug rcuja] " fmt, ## args)
+#define dbg_printf(fmt, args...)				\
+	fprintf(stderr, "[debug rcuja %lu %s()@%s:%u] " fmt,	\
+		(unsigned long) gettid(), __func__,		\
+		__FILE__, __LINE__, ## args)
 #else
 #define dbg_printf(fmt, args...)				\
 do {								\
 	/* do nothing but check printf format */		\
 	if (0)							\
-		printf("[debug rcuja] " fmt, ## args);	\
+		fprintf(stderr, "[debug rcuja %lu %s()@%s:%u] " fmt, \
+			(unsigned long) gettid(), __func__,	\
+			__FILE__, __LINE__, ## args);		\
 } while (0)
 #endif