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| author | Igor Sysoev <igor@sysoev.ru> | 2009-11-27 22:00:39 +0000 |
|---|---|---|
| committer | Igor Sysoev <igor@sysoev.ru> | 2009-11-27 22:00:39 +0000 |
| commit | 37835d905637553e33f09ed56ef1975e0e5aeef3 (patch) | |
| tree | ccd979615064efe67763a00da61fb95b9782dc8f | |
| parent | d5624689cb055c7ae77f22f4802ce5f0cf0f3dc6 (diff) | |
| download | nginx-37835d905637553e33f09ed56ef1975e0e5aeef3.tar.gz nginx-37835d905637553e33f09ed56ef1975e0e5aeef3.tar.bz2 | |
atomic operations test-run
| -rw-r--r-- | auto/cc/conf | 13 | ||||
| -rw-r--r-- | auto/lib/libatomic/conf | 13 |
2 files changed, 17 insertions, 9 deletions
diff --git a/auto/cc/conf b/auto/cc/conf index 8916ad095..a7c8a0946 100644 --- a/auto/cc/conf +++ b/auto/cc/conf @@ -127,13 +127,18 @@ if [ "$NGX_PLATFORM" != win32 ]; then ngx_feature="gcc builtin atomic operations" ngx_feature_name=NGX_HAVE_GCC_ATOMIC - ngx_feature_run=no + ngx_feature_run=yes ngx_feature_incs= ngx_feature_path= ngx_feature_libs= - ngx_feature_test="long n; - __sync_bool_compare_and_swap(&n, 0, 1); - __sync_fetch_and_add(&n, 1);" + ngx_feature_test="long n = 0; + if (!__sync_bool_compare_and_swap(&n, 0, 1)) + return 1; + if (__sync_fetch_and_add(&n, 1) != 1) + return 1; + if (n != 2) + return 1; + __sync_synchronize();" . auto/feature diff --git a/auto/lib/libatomic/conf b/auto/lib/libatomic/conf index a06ab1a88..214feb37a 100644 --- a/auto/lib/libatomic/conf +++ b/auto/lib/libatomic/conf @@ -13,15 +13,18 @@ else ngx_feature="atomic_ops library" ngx_feature_name=NGX_HAVE_LIBATOMIC - ngx_feature_run=no + ngx_feature_run=yes ngx_feature_incs="#include <atomic_ops.h>" ngx_feature_path= ngx_feature_libs="-latomic_ops" - ngx_feature_test="AO_t *n; - AO_compare_and_swap(n, 0, 1); - AO_fetch_and_add(n, 1); + ngx_feature_test="long n = 0; + if (!AO_compare_and_swap(&n, 0, 1)) + return 1; + if (AO_fetch_and_add(&n, 1) != 1) + return 1; + if (n != 2) + return 1; AO_nop();" - . auto/feature if [ $ngx_found = yes ]; then |