diff options
| -rw-r--r-- | builtin/grep.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/builtin/grep.c b/builtin/grep.c index 7d0779f6c..88b0c8013 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -77,10 +77,11 @@ static pthread_mutex_t grep_mutex; /* Used to serialize calls to read_sha1_file. */ static pthread_mutex_t read_sha1_mutex; -#define grep_lock() pthread_mutex_lock(&grep_mutex) -#define grep_unlock() pthread_mutex_unlock(&grep_mutex) -#define read_sha1_lock() pthread_mutex_lock(&read_sha1_mutex) -#define read_sha1_unlock() pthread_mutex_unlock(&read_sha1_mutex) +#define WHEN_THREADED(x) do { if (use_threads) (x); } while (0) +#define grep_lock() WHEN_THREADED(pthread_mutex_lock(&grep_mutex)) +#define grep_unlock() WHEN_THREADED(pthread_mutex_unlock(&grep_mutex)) +#define read_sha1_lock() WHEN_THREADED(pthread_mutex_lock(&read_sha1_mutex)) +#define read_sha1_unlock() WHEN_THREADED(pthread_mutex_unlock(&read_sha1_mutex)) /* Signalled when a new work_item is added to todo. */ static pthread_cond_t cond_add; |