From 2bb3e259d0410f16a8b2058a05af434376a1583a Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Fri, 26 Jul 2019 09:57:32 -0700 Subject: [lttng-ust][PATCH] Add config time check for new gettid API glibc 2.30 introdoced this function see [1] so its best to detect it and provide fallbacks only if its not present [1] https://sourceware.org/bugzilla/show_bug.cgi?id=6399 Upstream-Status: Submitted [https://lists.lttng.org/pipermail/lttng-dev/2019-July/029131.html] Signed-off-by: Khem Raj --- configure.ac | 1 + include/lttng/ust-tid.h | 7 +++++-- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index 7fa059a..b1099c1 100644 --- a/configure.ac +++ b/configure.ac @@ -137,6 +137,7 @@ AC_CHECK_FUNCS([ \ clock_gettime \ ftruncate \ getpagesize \ + gettid \ gettimeofday \ localeconv \ memchr \ diff --git a/include/lttng/ust-tid.h b/include/lttng/ust-tid.h index e669d7e..7995c78 100644 --- a/include/lttng/ust-tid.h +++ b/include/lttng/ust-tid.h @@ -26,7 +26,10 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ - +#include +#if HAVE_GETTID +#include +#else #ifdef __linux__ #include #endif @@ -49,5 +52,5 @@ static inline pid_t gettid(void) return getpid(); } #endif - +#endif /* HAVE_GETTID */ #endif /* _LTTNG_UST_TID_H */ -- 2.22.0