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xbps_sort_pkg_deps: optimize one more time, it is 5% faster approx.

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This commit is contained in:
Juan RP 2011-01-25 14:56:37 +01:00
parent be5ff1d934
commit a47d030851
1 changed files with 20 additions and 18 deletions
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38
lib/transaction_sortdeps.c
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@ -56,6 +56,7 @@ xbps_sort_pkg_deps(void)
const char *pkgname, *pkgver, *str;
char *pkgnamedep;
int rv = 0;
bool done;
if ((transd = xbps_transaction_dictionary_get()) == NULL)
return EINVAL;
@ -78,12 +79,20 @@ xbps_sort_pkg_deps(void)
prop_dictionary_set(transd, "packages", sorted);
return 0;
}
/*
* The sorted array should have the same capacity than
* all objects in the unsorted array.
*/
ndeps = prop_array_count(unsorted);
if (!prop_array_ensure_capacity(sorted, ndeps)) {
xbps_error_printf("failed to set capacity to the sorted "
"pkgdeps array\n");
return ENOMEM;
}
iter = prop_array_iterator(unsorted);
if (iter == NULL) {
prop_object_release(sorted);
return ENOMEM;
rv = ENOMEM;
goto out;
}
again:
/*
@ -93,14 +102,16 @@ again:
prop_dictionary_get_cstring_nocopy(obj, "pkgname", &pkgname);
prop_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
xbps_dbg_printf("Sorting package '%s': ", pkgver);
if (xbps_find_pkg_in_dict_by_name(transd,
"packages", pkgname)) {
/*
* Check if package was sorted previously and skip.
*/
done = false;
prop_dictionary_get_bool(obj, "sorted", &done);
if (done) {
xbps_dbg_printf_append("skipping, already queued.\n",
pkgname);
continue;
}
/*
* Packages that don't have deps go unsorted, because
* it doesn't matter.
@ -110,11 +121,7 @@ again:
xbps_dbg_printf_append("added (no rundeps) into "
"the sorted queue.\n");
prop_array_add(sorted, obj);
if (!xbps_remove_pkg_from_dict(transd,
"unsorted_deps", pkgname)) {
xbps_dbg_printf("can't remove %s from "
"unsorted_deps array!\n", pkgname);
}
prop_dictionary_set_bool(obj, "sorted", true);
cnt++;
continue;
}
@ -123,7 +130,6 @@ again:
rv = ENOMEM;
goto out;
}
/*
* Iterate over the run_depends array, and find out if they
* were already added in the sorted list.
@ -164,11 +170,7 @@ again:
/* Add dependency if all its required deps are already added */
if (prop_array_count(rundeps) == rundepscnt) {
prop_array_add(sorted, obj);
if (!xbps_remove_pkg_from_dict(transd,
"unsorted_deps", pkgname)) {
xbps_dbg_printf("can't remove %s from "
"unsorted_deps array!\n", pkgname);
}
prop_dictionary_set_bool(obj, "sorted", true);
xbps_dbg_printf("Added package '%s' to the sorted "
"queue (all rundeps satisfied).\n\n", pkgver);
rundepscnt = 0;