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Archlinux32 fork of pacman | gitolite user |
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author | Xavier Chantry <chantry.xavier@gmail.com> | 2010-10-17 00:52:13 +0200 |
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committer | Xavier Chantry <chantry.xavier@gmail.com> | 2011-01-29 19:33:15 +0100 |
commit | b8590ed634babc060b35e2ad7a035347234d836a (patch) | |
tree | e7afdb7b971a836f62a08be01cae8d6959e216d3 /lib/libalpm/deps.c | |
parent | 4097c98c1ee65d6b3a659d042c6c84e0632673bf (diff) |
-rw-r--r-- | lib/libalpm/deps.c | 22 |
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 * |