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-rw-r--r--lib/libalpm/alpm.h1
-rw-r--r--lib/libalpm/handle.c19
2 files changed, 18 insertions, 2 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 3049f2fa..6cbcd24d 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -1559,6 +1559,7 @@ char *alpm_compute_sha256sum(const char *filename);
alpm_handle_t *alpm_initialize(const char *root, const char *dbpath,
alpm_errno_t *err);
int alpm_release(alpm_handle_t *handle);
+int alpm_unlock(alpm_handle_t *handle);
enum alpm_caps {
ALPM_CAPABILITY_NLS = (1 << 0),
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
index b2a10c86..0d8e292a 100644
--- a/lib/libalpm/handle.c
+++ b/lib/libalpm/handle.c
@@ -126,8 +126,13 @@ int _alpm_handle_lock(alpm_handle_t *handle)
return (handle->lockfd >= 0 ? 0 : -1);
}
-/** Remove a lock file */
-int _alpm_handle_unlock(alpm_handle_t *handle)
+/** Remove the database lock file
+ * @param handle the context handle
+ * @return 0 on success, -1 on error
+ *
+ * @note Safe to call from inside signal handlers.
+ */
+int SYMEXPORT alpm_unlock(alpm_handle_t *handle)
{
ASSERT(handle->lockfile != NULL, return 0);
ASSERT(handle->lockfd >= 0, return 0);
@@ -136,6 +141,15 @@ int _alpm_handle_unlock(alpm_handle_t *handle)
handle->lockfd = -1;
if(unlink(handle->lockfile) != 0) {
+ RET_ERR(handle, ALPM_ERR_SYSTEM, -1);
+ } else {
+ return 0;
+ }
+}
+
+int _alpm_handle_unlock(alpm_handle_t *handle)
+{
+ if(alpm_unlock(handle) != 0) {
if(errno == ENOENT) {
_alpm_log(handle, ALPM_LOG_WARNING,
_("lock file missing %s\n"), handle->lockfile);
@@ -150,6 +164,7 @@ int _alpm_handle_unlock(alpm_handle_t *handle)
return -1;
}
}
+
return 0;
}