configure: prettify atomics handling.

Add simpler names and a shorthand for native atomics (as opposed to
pthreads fallback).

1 files changed, 13 insertions, 0 deletions

diff --git a/configure b/configure
index 1326c448ef..7f77b007e6 100755
--- a/configure
+++ b/configure
@@ -1122,6 +1122,12 @@ THREADS_LIST='
     w32threads
 '
 
+ATOMICS_LIST='
+    atomics_gcc
+    atomics_win32
+    atomics_suncc
+'
+
 ARCH_LIST='
     aarch64
     alpha
@@ -1226,6 +1232,7 @@ HAVE_LIST="
     $HAVE_LIST_CMDLINE
     $HAVE_LIST_PUB
     $THREADS_LIST
+    $ATOMICS_LIST
     $MATH_FUNCS
     aligned_malloc
     aligned_stack
@@ -1234,6 +1241,7 @@ HAVE_LIST="
     arpa_inet_h
     asm_mod_q
     asm_mod_y
+    atomics_native
     attribute_may_alias
     attribute_packed
     cdio_paranoia_h
@@ -3528,6 +3536,10 @@ for thread in $THREADS_LIST; do
     fi
 done
 
+enabled sync_val_compare_and_swap && enable atomics_gcc
+enabled machine_rw_barrier && enable atomics_suncc
+enabled MemoryBarrier && enable atomics_win32
+
 check_lib math.h sin -lm && LIBM="-lm"
 enabled vaapi && require vaapi va/va.h vaInitialize -lva
 
@@ -3791,6 +3803,7 @@ case $target_os in
 esac
 
 enabled_any $THREADS_LIST      && enable threads
+enabled_any $ATOMICS_LIST      && enable atomics_native
 
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }