diff options
| -rw-r--r-- | lib/libalpm/alpm.h | 1 | ||||
| -rw-r--r-- | lib/libalpm/deps.c | 22 |
2 files changed, 23 insertions, 0 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index 6724bf78..e33aab24 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -439,6 +439,7 @@ typedef enum _pmdepmod_t { alpm_list_t *alpm_checkdeps(alpm_list_t *pkglist, int reversedeps, alpm_list_t *remove, alpm_list_t *upgrade); pmpkg_t *alpm_find_satisfier(alpm_list_t *pkgs, const char *depstring); +pmpkg_t *alpm_find_dbs_satisfier(alpm_list_t *dbs, const char *depstring); const char *alpm_miss_get_target(const pmdepmissing_t *miss); pmdepend_t *alpm_miss_get_dep(pmdepmissing_t *miss); diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c index 28a51bcf..609200f3 100644 --- a/lib/libalpm/deps.c +++ b/lib/libalpm/deps.c @@ -494,6 +494,28 @@ void _alpm_recursedeps(pmdb_t *db, alpm_list_t *targs, int include_explicit) } } +/** Find a package satisfying a specified dependency. + * First look for a literal, going through each db one by one. Then look for + * providers. The first satisfier found is returned. + * The dependency can include versions with depmod operators. + * @param dbs an alpm_list_t* of pmdb_t where the satisfier will be searched + * @param depstring package or provision name, versioned or not + * @return a pmpkg_t* satisfying depstring + */ +pmpkg_t SYMEXPORT *alpm_find_dbs_satisfier(alpm_list_t *dbs, const char *depstring) +{ + pmdepend_t *dep; + pmpkg_t *pkg; + + ASSERT(dbs, return(NULL)); + + dep = _alpm_splitdep(depstring); + ASSERT(dep, return(NULL)); + pkg = _alpm_resolvedep(dep, dbs, NULL, 1); + _alpm_dep_free(dep); + return(pkg); +} + /** * helper function for resolvedeps: search for dep satisfier in dbs * |