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-rw-r--r--lib/libalpm/handle.c54
-rw-r--r--lib/libalpm/handle.h3
-rw-r--r--lib/libalpm/trans.c52
3 files changed, 59 insertions, 50 deletions
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
index b535e0f3..acd35409 100644
--- a/lib/libalpm/handle.c
+++ b/lib/libalpm/handle.c
@@ -22,12 +22,14 @@
#include "config.h"
+#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <sys/types.h>
#include <syslog.h>
#include <sys/stat.h>
+#include <fcntl.h>
/* libalpm */
#include "handle.h"
@@ -86,6 +88,58 @@ void _alpm_handle_free(pmhandle_t *handle)
FREE(handle);
}
+/** Lock the database */
+int _alpm_handle_lock(pmhandle_t *handle)
+{
+ int fd;
+ char *dir, *ptr;
+
+ ASSERT(handle->lockfile != NULL, return -1);
+ ASSERT(handle->lckstream == NULL, return 0);
+
+ /* create the dir of the lockfile first */
+ dir = strdup(handle->lockfile);
+ ptr = strrchr(dir, '/');
+ if(ptr) {
+ *ptr = '\0';
+ }
+ if(_alpm_makepath(dir)) {
+ FREE(dir);
+ return -1;
+ }
+ FREE(dir);
+
+ do {
+ fd = open(handle->lockfile, O_WRONLY | O_CREAT | O_EXCL, 0000);
+ } while(fd == -1 && errno == EINTR);
+ if(fd > 0) {
+ FILE *f = fdopen(fd, "w");
+ fprintf(f, "%ld\n", (long)getpid());
+ fflush(f);
+ fsync(fd);
+ handle->lckstream = f;
+ return 0;
+ }
+ return -1;
+}
+
+/** Remove a lock file */
+int _alpm_handle_unlock(pmhandle_t *handle)
+{
+ ASSERT(handle->lockfile != NULL, return -1);
+ ASSERT(handle->lckstream != NULL, return 0);
+
+ if(handle->lckstream != NULL) {
+ fclose(handle->lckstream);
+ handle->lckstream = NULL;
+ }
+ if(unlink(handle->lockfile) && errno != ENOENT) {
+ return -1;
+ }
+ return 0;
+}
+
+
alpm_cb_log SYMEXPORT alpm_option_get_logcb(pmhandle_t *handle)
{
CHECK_HANDLE(handle, return NULL);
diff --git a/lib/libalpm/handle.h b/lib/libalpm/handle.h
index 2de6efdd..4ffd00c4 100644
--- a/lib/libalpm/handle.h
+++ b/lib/libalpm/handle.h
@@ -78,6 +78,9 @@ struct __pmhandle_t {
pmhandle_t *_alpm_handle_new(void);
void _alpm_handle_free(pmhandle_t *handle);
+int _alpm_handle_lock(pmhandle_t *handle);
+int _alpm_handle_unlock(pmhandle_t *handle);
+
enum _pmerrno_t _alpm_set_directory_option(const char *value,
char **storage, int must_exist);
diff --git a/lib/libalpm/trans.c b/lib/libalpm/trans.c
index 11a28e5c..507ea027 100644
--- a/lib/libalpm/trans.c
+++ b/lib/libalpm/trans.c
@@ -30,7 +30,6 @@
#include <sys/types.h>
#include <errno.h>
#include <limits.h>
-#include <fcntl.h>
/* libalpm */
#include "trans.h"
@@ -48,53 +47,6 @@
* @{
*/
-/* Create a lock file */
-static int make_lock(pmhandle_t *handle)
-{
- int fd;
- char *dir, *ptr;
-
- ASSERT(handle->lockfile != NULL, return -1);
-
- /* create the dir of the lockfile first */
- dir = strdup(handle->lockfile);
- ptr = strrchr(dir, '/');
- if(ptr) {
- *ptr = '\0';
- }
- if(_alpm_makepath(dir)) {
- FREE(dir);
- return -1;
- }
- FREE(dir);
-
- do {
- fd = open(handle->lockfile, O_WRONLY | O_CREAT | O_EXCL, 0000);
- } while(fd == -1 && errno == EINTR);
- if(fd > 0) {
- FILE *f = fdopen(fd, "w");
- fprintf(f, "%ld\n", (long)getpid());
- fflush(f);
- fsync(fd);
- handle->lckstream = f;
- return 0;
- }
- return -1;
-}
-
-/* Remove a lock file */
-static int remove_lock(pmhandle_t *handle)
-{
- if(handle->lckstream != NULL) {
- fclose(handle->lckstream);
- handle->lckstream = NULL;
- }
- if(unlink(handle->lockfile) == -1 && errno != ENOENT) {
- return -1;
- }
- return 0;
-}
-
/** Initialize the transaction. */
int SYMEXPORT alpm_trans_init(pmhandle_t *handle, pmtransflag_t flags,
alpm_trans_cb_event event, alpm_trans_cb_conv conv,
@@ -116,7 +68,7 @@ int SYMEXPORT alpm_trans_init(pmhandle_t *handle, pmtransflag_t flags,
/* lock db */
if(!(flags & PM_TRANS_FLAG_NOLOCK)) {
- if(make_lock(handle)) {
+ if(_alpm_handle_lock(handle)) {
RET_ERR(handle, PM_ERR_HANDLE_LOCK, -1);
}
}
@@ -278,7 +230,7 @@ int SYMEXPORT alpm_trans_release(pmhandle_t *handle)
/* unlock db */
if(!nolock_flag) {
- if(remove_lock(handle)) {
+ if(_alpm_handle_unlock(handle)) {
_alpm_log(handle, PM_LOG_WARNING, _("could not remove lock file %s\n"),
alpm_option_get_lockfile(handle));
alpm_logaction(handle, "warning: could not remove lock file %s\n",