diff options
| author | Jan Maria Matejka <mq@ucw.cz> | 2019-05-23 11:27:24 +0000 |
|---|---|---|
| committer | Jan Maria Matejka <mq@ucw.cz> | 2019-05-23 11:27:24 +0000 |
| commit | 6479e403ef7398f48c0e1c0f1a71aa112938a357 (patch) | |
| tree | 1f8d85be642df05ad5cbbaa80a9fc27b289f7ba3 /aclocal.m4 | |
| parent | 23e3b1e6652bac4a003a7eb1e074bdaf7ebb4900 (diff) | |
| download | bird-6479e403ef7398f48c0e1c0f1a71aa112938a357.tar.gz | |
Filters: If somebody doesn't like _Thread_local, don't fail for now, just be a little slower.
When the parallel execution comes into place, we'll likely enforce this
C11 feature. It's much simpler and also faster than pthread_[sg]etspecific().
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 21 |
1 files changed, 20 insertions, 1 deletions
@@ -1,6 +1,25 @@ dnl ** Additional Autoconf tests for BIRD configure script dnl ** (c) 1999 Martin Mares <mj@ucw.cz> +AC_DEFUN([BIRD_CHECK_THREAD_LOCAL], +[ + AC_CACHE_CHECK( + [whether _Thread_local is known], + [bird_cv_thread_local], + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [ + _Thread_local static int x = 42; + ], + [] + ) + ], + [bird_cv_thread_local=yes], + [bird_cv_thread_local=no] + ) + ) +]) + AC_DEFUN([BIRD_CHECK_PTHREADS], [ bird_tmp_cflags="$CFLAGS" @@ -134,7 +153,7 @@ AC_DEFUN([BIRD_CHECK_ANDROID_LOG], AC_DEFUN([BIRD_CHECK_LTO], [ bird_tmp_cflags="$CFLAGS" - bird_tmp_ldflags="$CFLAGS" + bird_tmp_ldflags="$LDFLAGS" CFLAGS="-flto" LDFLAGS="-flto" |