diff options
| author | Russell Belfer <rb@github.com> | 2013-04-15 14:27:53 -0700 |
|---|---|---|
| committer | Vicent Marti <tanoku@gmail.com> | 2013-04-22 16:52:07 +0200 |
| commit | e976b56dda6ae3d7d81bd114b61750e97cc918d3 (patch) | |
| tree | aa06f2e71988f294a5465911009f223a9886eea0 /src/util.h | |
| parent | 536078688549ac3d50483eecdec5a8169d921927 (diff) | |
| download | libgit2-e976b56dda6ae3d7d81bd114b61750e97cc918d3.tar.gz | |
Add git__compare_and_swap and use it
This removes the lock from the repository object and changes the
internals to use the new atomic git__compare_and_swap to update
the _odb, _config, _index, and _refdb variables in a threadsafe
manner.
Diffstat (limited to 'src/util.h')
| -rw-r--r-- | src/util.h | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/src/util.h b/src/util.h index a2233a7e8..82435aee8 100644 --- a/src/util.h +++ b/src/util.h @@ -313,23 +313,4 @@ int git__date_parse(git_time_t *out, const char *date); */ extern size_t git__unescape(char *str); -/* - * Swap a pointer with thread safety, returning old value. - */ -GIT_INLINE(void *) git__swap(git_mutex *lock, void **ptr_ptr, void *new_ptr) -{ - void *old_ptr; - - if (*ptr_ptr == new_ptr) - return NULL; - if (git_mutex_lock(lock) < 0) - return new_ptr; - - old_ptr = *ptr_ptr; - *ptr_ptr = new_ptr; - - git_mutex_unlock(lock); - return old_ptr; -} - #endif /* INCLUDE_util_h__ */ |