diff -r e45f50e940b6 -r a3e288343fe7 librazor/razor.c
--- a/librazor/razor.c	Thu May 14 05:55:19 2009 +0100
+++ b/librazor/razor.c	Thu Jul 02 11:31:03 2009 +0100
@@ -1,6 +1,7 @@
 /*
  * Copyright (C) 2008  Kristian Høgsberg <krh@redhat.com>
  * Copyright (C) 2008  Red Hat, Inc
+ * Copyright (C) 2009  J. Ali Harlow <ali@juiblex.co.uk>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -34,6 +35,7 @@
 #include <errno.h>
 #include <ctype.h>
 #include <fnmatch.h>
+#include <limits.h>
 #include <assert.h>
 
 #include "razor-internal.h"
@@ -410,6 +412,22 @@
 		pool = set->details_string_pool.data;
 		return &pool[package->license];
 
+	case RAZOR_DETAIL_PREUNPROG:
+		pool = set->string_pool.data;
+		return &pool[package->preun.program];
+
+	case RAZOR_DETAIL_PREUN:
+		pool = set->string_pool.data;
+		return &pool[package->preun.body];
+
+	case RAZOR_DETAIL_POSTUNPROG:
+		pool = set->string_pool.data;
+		return &pool[package->postun.program];
+
+	case RAZOR_DETAIL_POSTUN:
+		pool = set->string_pool.data;
+		return &pool[package->postun.body];
+
 	default:
 		fprintf(stderr, "type %u not found\n", type);
 		return NULL;
@@ -466,6 +484,60 @@
 	va_end (args);
 }
 
+/**
+ * razor_package_remove:
+ * @set: a %razor_set
+ * @package: a %razor_package
+ * @root: the root into which the package is currently installed
+ *
+ * Removes an installed package.
+ **/
+RAZOR_EXPORT int
+razor_package_remove(struct razor_set *set, struct razor_package *package,
+		     const char *root)
+{
+	struct razor_file_iterator *fi;
+	struct razor_package_iterator *pi;
+	struct razor_package *p;
+	char buffer[PATH_MAX];
+	const char *name, *program, *script;
+	int retval = 0, count;
+
+	razor_package_get_details(set, package,
+				  RAZOR_DETAIL_PREUNPROG, &program,
+				  RAZOR_DETAIL_PREUN, &script,
+				  RAZOR_DETAIL_LAST);
+
+	if (razor_run_script(root, RAZOR_PROPERTY_PREUN, program, script))
+		return -1;
+
+	fi = razor_file_iterator_create(set, package);
+
+	while (!retval && razor_file_iterator_next(fi, &name)) {
+		pi = razor_package_iterator_create_for_file(set, name);
+		count = 0;
+		while (razor_package_iterator_next(pi, &p, RAZOR_DETAIL_LAST))
+			count++;
+		razor_package_iterator_destroy(pi);
+		if (count <= 1) {
+			snprintf(buffer, sizeof buffer, "%s%s", root, name);
+			retval = remove(buffer);
+		}
+	}
+
+	razor_file_iterator_destroy(fi);
+
+	if (retval)
+		return retval;
+
+	razor_package_get_details(set, package,
+				  RAZOR_DETAIL_POSTUNPROG, &program,
+				  RAZOR_DETAIL_POSTUN, &script,
+				  RAZOR_DETAIL_LAST);
+
+	return razor_run_script(root, RAZOR_PROPERTY_POSTUN, program, script);
+}
+
 RAZOR_EXPORT const char *
 razor_property_relation_to_string(struct razor_property *p)
 {