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Rework find_requiredby() to not use _alpm_dep_edge()

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And move the sort after the final loop; we don't need to sort once for
each database we look at.

Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Dan McGee 2011-03-25 15:34:39 -05:00
parent 7f480ccc0d
commit c40fc6b80d
1 changed files with 8 additions and 8 deletions
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10
lib/libalpm/package.c
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@ -339,11 +339,10 @@ static void find_requiredby(pmpkg_t *pkg, pmdb_t *db, alpm_list_t **reqs)
{
const alpm_list_t *i;
for(i = _alpm_db_get_pkgcache(db); i; i = i->next) {
if(!i->data) {
continue;
}
pmpkg_t *cachepkg = i->data;
if(_alpm_dep_edge(cachepkg, pkg)) {
alpm_list_t *i;
for(i = alpm_pkg_get_depends(cachepkg); i; i = i->next) {
if(_alpm_depcmp(pkg, i->data)) {
const char *cachepkgname = cachepkg->name;
if(alpm_list_find_str(*reqs, cachepkgname) == NULL) {
*reqs = alpm_list_add(*reqs, strdup(cachepkgname));
@ -351,6 +350,7 @@ static void find_requiredby(pmpkg_t *pkg, pmdb_t *db, alpm_list_t **reqs)
}
}
}
}
/**
* @brief Compute the packages requiring a given package.
@ -377,8 +377,8 @@ alpm_list_t SYMEXPORT *alpm_pkg_compute_requiredby(pmpkg_t *pkg)
for(i = handle->dbs_sync; i; i = i->next) {
db = i->data;
find_requiredby(pkg, db, &reqs);
reqs = alpm_list_msort(reqs, alpm_list_count(reqs), _alpm_str_cmp);
}
reqs = alpm_list_msort(reqs, alpm_list_count(reqs), _alpm_str_cmp);
}
}
return(reqs);