diff options
Diffstat (limited to 'common/dotlock.c')
| -rw-r--r-- | common/dotlock.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/common/dotlock.c b/common/dotlock.c index da3f09e..4320c54 100644 --- a/common/dotlock.c +++ b/common/dotlock.c @@ -1012,6 +1012,14 @@ dotlock_destroy (dotlock_t h) } +/* Return true if H has been taken. */ +int +dotlock_is_locked (dotlock_t h) +{ + return h && !!h->locked; +} + + #ifdef HAVE_POSIX_SYSTEM /* Unix specific code of make_dotlock. Returns 0 on success and -1 on @@ -1250,11 +1258,14 @@ dotlock_take (dotlock_t h, long timeout) int ret; if ( h->disable ) - return 0; /* Locks are completely disabled. Return success. */ + { + h->locked = 1; + return 0; /* Locks are completely disabled. Return success. */ + } if ( h->locked ) { - my_debug_1 ("Oops, '%s' is already locked\n", h->lockname); + /* my_debug_1 ("'%s' is already locked (%s)\n", h->lockname); */ return 0; } @@ -1346,11 +1357,14 @@ dotlock_release (dotlock_t h) return 0; if ( h->disable ) - return 0; + { + h->locked = 0; + return 0; + } if ( !h->locked ) { - my_debug_1 ("Oops, '%s' is not locked\n", h->lockname); + /* my_debug_1 ("Oops, '%s' is not locked (%s)\n", h->lockname); */ return 0; } |