Introduce vtracef

[lttng-ust.git] / liblttng-ust / tracef.c

diff --git a/liblttng-ust/tracef.c b/liblttng-ust/tracef.c
index ea98e43eeed198a3588ddb21d3668954383da810..fa001ea28c7245b3b5dde95a482b8935bbc4ddcc 100644 (file)
--- a/liblttng-ust/tracef.c
+++ b/liblttng-ust/tracef.c
@@ -29,14 +29,12 @@
 #define TRACEPOINT_DEFINE
 #include "lttng-ust-tracef-provider.h"
 
-void _lttng_ust_tracef(const char *fmt, ...)
+static inline __attribute__((always_inline))
+void __lttng_ust_vtracef(const char *fmt, va_list ap)
 {
-       va_list ap;
        char *msg;
-       int len;
+       const int len = vasprintf(&msg, fmt, ap);
 
-       va_start(ap, fmt);
-       len = vasprintf(&msg, fmt, ap);
        /* len does not include the final \0 */
        if (len < 0)
                goto end;
@@ -44,5 +42,19 @@ void _lttng_ust_tracef(const char *fmt, ...)
                LTTNG_UST_CALLER_IP());
        free(msg);
 end:
+       return;
+}
+
+void _lttng_ust_vtracef(const char *fmt, va_list ap)
+{
+       __lttng_ust_vtracef(fmt, ap);
+}
+
+void _lttng_ust_tracef(const char *fmt, ...)
+{
+       va_list ap;
+
+       va_start(ap, fmt);
+       __lttng_ust_vtracef(fmt, ap);
        va_end(ap);
 }