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cat <<EOF
${int} c = raw_${atomic}_read(v);
do {
if (unlikely(c > 0))
return false;
} while (!raw_${atomic}_try_cmpxchg(v, &c, c - 1));
return true;
EOF
你和我 十指緊扣 默寫前奏 可是那然後呢
cat <<EOF
${int} c = raw_${atomic}_read(v);
do {
if (unlikely(c > 0))
return false;
} while (!raw_${atomic}_try_cmpxchg(v, &c, c - 1));
return true;
EOF