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# Copyright (C) Igor Sysoev
if [ $NGX_LIBATOMIC != YES ]; then
have=NGX_HAVE_LIBATOMIC . auto/have
CORE_INCS="$CORE_INCS $NGX_LIBATOMIC/src"
LINK_DEPS="$LINK_DEPS $NGX_LIBATOMIC/src/libatomic_ops.a"
CORE_LIBS="$CORE_LIBS $NGX_LIBATOMIC/src/libatomic_ops.a"
else
ngx_feature="atomic_ops library"
ngx_feature_name=NGX_HAVE_LIBATOMIC
ngx_feature_run=no
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);
AO_nop();"
. auto/feature
if [ $ngx_found = yes ]; then
CORE_LIBS="$CORE_LIBS $ngx_feature_libs"
else
cat << END
$0: error: libatomic_ops library was not found.
END
exit 1
fi
fi
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