1 files changed, 61 insertions, 0 deletions
diff --git a/lib/dpkg/options-dirs.c b/lib/dpkg/options-dirs.c
new file mode 100644
index 0000000..9b7a122
--- /dev/null
+++ b/lib/dpkg/options-dirs.c
@@ -0,0 +1,61 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * options-dirs.c - CLI options parsing directories
+ *
+ * Copyright © 2022 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <compat.h>
+
+#include <stdlib.h>
+
+#include <dpkg/macros.h>
+#include <dpkg/dpkg.h>
+#include <dpkg/dpkg-db.h>
+#include <dpkg/fsys.h>
+#include <dpkg/options.h>
+
+void
+set_instdir(const struct cmdinfo *cip, const char *value)
+{
+	/* Make sure the database is initialized before the root directory,
+	 * otherwise, on first use it would get initialized based on the
+	 * newly set root directory. */
+	dpkg_db_get_dir();
+
+	dpkg_fsys_set_dir(value);
+}
+
+void
+set_admindir(const struct cmdinfo *cip, const char *value)
+{
+	dpkg_db_set_dir(value);
+}
+
+void
+set_root(const struct cmdinfo *cip, const char *value)
+{
+	char *db_dir;
+
+	/* Initialize the root directory. */
+	dpkg_fsys_set_dir(value);
+
+	/* Set the database directory based on the new root directory. */
+	db_dir = dpkg_fsys_get_path(ADMINDIR);
+	dpkg_db_set_dir(db_dir);
+	free(db_dir);
+}