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common: New function dotlock_is_locked.

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* common/dotlock.c (dotlock_is_locked): New.
(dotlock_take): Set locked flag also in disabled mode.  No more
warning if the lock has already been taken.
(dotlock_release): Clear locked flag also in disabled mode.  No more
warning if the lock has not been taken.
--

This allow to use dotlock_take and dotlock_release even if they have
already been called.  Before this changes this worked too but a
diagnostic was printed.
This commit is contained in:
Werner Koch 2021-03-02 18:34:01 +01:00
parent 677245ba0e
commit 67b82a9c60
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GPG key ID: E3FDFF218E45B72B
2 changed files with 19 additions and 4 deletions
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common/dotlock.h
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@ -102,6 +102,7 @@ dotlock_t dotlock_create (const char *file_to_lock, unsigned int flags);
void dotlock_set_fd (dotlock_t h, int fd);
int dotlock_get_fd (dotlock_t h);
void dotlock_destroy (dotlock_t h);
int dotlock_is_locked (dotlock_t h);
int dotlock_take (dotlock_t h, long timeout);
int dotlock_release (dotlock_t h);
void dotlock_remove_lockfiles (void);