Add a compat stdatomic.h implementation based on GCC atomics

Adapted from the code by Rémi Denis-Courmont from VLC

1 files changed, 6 insertions, 0 deletions

diff --git a/configure b/configure
index b3ab226076..114beafdc4 100755
--- a/configure
+++ b/configure
@@ -5073,6 +5073,12 @@ for thread in $THREADS_LIST; do
     fi
 done
 
+if disabled stdatomic_h; then
+    if enabled atomics_gcc; then
+        add_cppflags '-I\$(SRC_PATH)/compat/atomics/gcc'
+    fi
+fi
+
 enabled zlib && add_cppflags -DZLIB_CONST
 
 # conditional library dependencies, in linking order