diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libalpm/alpm.h | 6 | ||||
| -rw-r--r-- | lib/libalpm/db.c | 24 | ||||
| -rw-r--r-- | lib/libalpm/db.h | 3 |
3 files changed, 19 insertions, 14 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index 4486da44..d3630385 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -997,9 +997,11 @@ alpm_list_t *alpm_db_get_groupcache(alpm_db_t *db); /** Searches a database with regular expressions. * @param db pointer to the package database to search in * @param needles a list of regular expressions to search for - * @return the list of packages matching all regular expressions on success, NULL on error + * @param ret the list of packages matching all regular expressions + * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -alpm_list_t *alpm_db_search(alpm_db_t *db, const alpm_list_t *needles); +int alpm_db_search(alpm_db_t *db, const alpm_list_t *needles, + alpm_list_t **ret); typedef enum _alpm_db_usage_t { ALPM_DB_USAGE_SYNC = 1, diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c index a443e552..cf4c865f 100644 --- a/lib/libalpm/db.c +++ b/lib/libalpm/db.c @@ -298,12 +298,14 @@ alpm_list_t SYMEXPORT *alpm_db_get_groupcache(alpm_db_t *db) } /** Searches a database. */ -alpm_list_t SYMEXPORT *alpm_db_search(alpm_db_t *db, const alpm_list_t *needles) +int SYMEXPORT alpm_db_search(alpm_db_t *db, const alpm_list_t *needles, + alpm_list_t **ret) { - ASSERT(db != NULL, return NULL); + ASSERT(db != NULL && ret != NULL && *ret == NULL, + RET_ERR(db->handle, ALPM_ERR_WRONG_ARGS, -1)); db->handle->pm_errno = ALPM_ERR_OK; - return _alpm_db_search(db, needles); + return _alpm_db_search(db, needles, ret); } /** Sets the usage bitmask for a repo */ @@ -396,13 +398,13 @@ int _alpm_db_cmp(const void *d1, const void *d2) return strcmp(db1->treename, db2->treename); } -alpm_list_t *_alpm_db_search(alpm_db_t *db, const alpm_list_t *needles) +int _alpm_db_search(alpm_db_t *db, const alpm_list_t *needles, + alpm_list_t **ret) { const alpm_list_t *i, *j, *k; - alpm_list_t *ret = NULL; if(!(db->usage & ALPM_DB_USAGE_SEARCH)) { - return NULL; + return 0; } /* copy the pkgcache- we will free the list var after each needle */ @@ -415,12 +417,12 @@ alpm_list_t *_alpm_db_search(alpm_db_t *db, const alpm_list_t *needles) if(i->data == NULL) { continue; } - ret = NULL; + *ret = NULL; targ = i->data; _alpm_log(db->handle, ALPM_LOG_DEBUG, "searching for target '%s'\n", targ); if(regcomp(®, targ, REG_EXTENDED | REG_NOSUB | REG_ICASE | REG_NEWLINE) != 0) { - RET_ERR(db->handle, ALPM_ERR_INVALID_REGEX, NULL); + RET_ERR(db->handle, ALPM_ERR_INVALID_REGEX, -1); } for(j = list; j; j = j->next) { @@ -463,18 +465,18 @@ alpm_list_t *_alpm_db_search(alpm_db_t *db, const alpm_list_t *needles) _alpm_log(db->handle, ALPM_LOG_DEBUG, "search target '%s' matched '%s' on package '%s'\n", targ, matched, name); - ret = alpm_list_add(ret, pkg); + *ret = alpm_list_add(*ret, pkg); } } /* Free the existing search list, and use the returned list for the * next needle. This allows for AND-based package searching. */ alpm_list_free(list); - list = ret; + list = *ret; regfree(®); } - return ret; + return 0; } /* Returns a new package cache from db. diff --git a/lib/libalpm/db.h b/lib/libalpm/db.h index f17444e6..e7ad98f5 100644 --- a/lib/libalpm/db.h +++ b/lib/libalpm/db.h @@ -87,7 +87,8 @@ alpm_db_t *_alpm_db_new(const char *treename, int is_local); void _alpm_db_free(alpm_db_t *db); const char *_alpm_db_path(alpm_db_t *db); int _alpm_db_cmp(const void *d1, const void *d2); -alpm_list_t *_alpm_db_search(alpm_db_t *db, const alpm_list_t *needles); +int _alpm_db_search(alpm_db_t *db, const alpm_list_t *needles, + alpm_list_t **ret); alpm_db_t *_alpm_db_register_local(alpm_handle_t *handle); alpm_db_t *_alpm_db_register_sync(alpm_handle_t *handle, const char *treename, int level); |