pkg: apk_deps_del helper introduced

src/apk_package.h

@@ -70,6 +70,8 @@ APK_ARRAY(apk_package_array, struct apk_package *);
 
 int apk_deps_add(struct apk_dependency_array **depends,
 		 struct apk_dependency *dep);
+void apk_deps_del(struct apk_dependency_array **deps,
+		  struct apk_name *name);
 void apk_deps_parse(struct apk_database *db,
 		    struct apk_dependency_array **depends,
 		    apk_blob_t blob);

src/del.c

@@ -19,7 +19,7 @@ static int del_main(void *ctx, int argc, char **argv)
 	struct apk_database db;
 	struct apk_state *state;
 	struct apk_name *name;
-	int i, j, r;
+	int i, r;
 
 	if (apk_db_open(&db, apk_root, APK_OPENF_WRITE) < 0)
 		return -1;
@@ -29,18 +29,8 @@ static int del_main(void *ctx, int argc, char **argv)
 
 	for (i = 0; i < argc; i++) {
 		name = apk_db_get_name(&db, APK_BLOB_STR(argv[i]));
-
-		/* Remove from world, so we get proper changeset */
 		name->flags &= ~APK_NAME_TOPLEVEL;
-		for (j = 0; j < db.world->num; j++) {
-			if (strcmp(db.world->item[j].name->name,
-				   argv[i]) == 0) {
-				db.world->item[j] =
-					db.world->item[db.world->num-1];
-				db.world =
-					apk_dependency_array_resize(db.world, db.world->num-1);
-			}
-		}
+		apk_deps_del(&db.world, name);
 	}
 
 	state = apk_state_new(&db);

src/package.c

@@ -90,6 +90,25 @@ int apk_deps_add(struct apk_dependency_array **depends,
 	return 0;
 }
 
+void apk_deps_del(struct apk_dependency_array **pdeps,
+		  struct apk_name *name)
+{
+	struct apk_dependency_array *deps = *pdeps;
+	int i;
+
+	if (deps == NULL)
+		return;
+
+	for (i = 0; i < deps->num; i++) {
+		if (deps->item[i].name != name)
+			continue;
+
+		deps->item[i] = deps->item[deps->num-1];
+		*pdeps = apk_dependency_array_resize(deps, deps->num-1);
+		break;
+	}
+}
+
 struct parse_depend_ctx {
 	struct apk_database *db;
 	struct apk_dependency_array **depends;