1 files changed, 72 insertions, 0 deletions
diff --git a/pkgtools/pkg_install/files/lib/lpkg.c b/pkgtools/pkg_install/files/lib/lpkg.c
new file mode 100644
index 00000000000..ff759c24405
--- /dev/null
+++ b/pkgtools/pkg_install/files/lib/lpkg.c
@@ -0,0 +1,72 @@
+/*	$NetBSD: lpkg.c,v 1.1.1.1 2002/12/20 18:14:02 schmonz Exp $	*/
+
+/*
+ * Copyright (c) 1999 Christian E. Hopps
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Package-list auxiliary functions
+ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef HAVE_ERR_H
+#include <err.h>
+#endif
+
+#include "lib.h"
+
+/*
+ * Add a package to the (add/recursive delete) list
+ */
+lpkg_t *
+alloc_lpkg(const char *pkgname)
+{
+	lpkg_t *lpp;
+
+	if ((lpp = malloc(sizeof(*lpp))) == 0)
+		err(1, "cannot allocate recursion data");
+	if ((lpp->lp_name = strdup(pkgname)) == 0)
+		err(1, "cannot allocate recursion data");
+	return (lpp);
+}
+
+void
+free_lpkg(lpkg_t *lpp)
+{
+	free(lpp->lp_name);
+	free(lpp);
+}
+
+lpkg_t *
+find_on_queue(lpkg_head_t *qp, const char *name)
+{
+	lpkg_t *lpp;
+
+	for (lpp = TAILQ_FIRST(qp); lpp; lpp = TAILQ_NEXT(lpp, lp_link))
+		if (!strcmp(name, lpp->lp_name))
+			return (lpp);
+	return (0);
+}