1 files changed, 112 insertions, 0 deletions
diff --git a/wrapper/plugins.h b/wrapper/plugins.h
new file mode 100644
index 0000000..a643715
--- /dev/null
+++ b/wrapper/plugins.h
@@ -0,0 +1,112 @@
+/* wrapper/plugins.h -- struct definitions and basic functions for rvs plugins
+   system depends: this file is truly system-independant
+   Copyright (C) 2009 Luke Shumaker
+   system depends: this file is completely system-independant
+   This file is part of rvs.
+   
+   rvs 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, or (at your
+   option) any later version.
+   
+   rvs 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 rvs; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+#ifndef FILE_plugins_h_SEEN
+#define FILE_plugins_h_SEEN
+
+#include "rvs.h"
+
+/* a plugin */
+/* a generic binary tree emulating a n-ary tree via linked list */
+struct plugin
+{
+	char *name;
+	struct plugin_command *commands;/* left  leaf */
+	struct plugin         *next;    /* right leaf */
+};
+
+/* a single plugin command */
+struct plugin_command
+{
+	/* node */
+	char *name;
+	struct plugin         *plugin; /* which plugin does it belong to? */
+	struct plugin_command *depend; /* what does this depend on? */
+	char                  *depends;/* what does this depend on? (string) */
+	
+	/* linked list */
+	struct plugin_command *next;
+	
+	/* depends, linked list */
+	/* for a dependancy tree, this seems like it should be a    *\
+	\* separate struct, but this is the simplest way.           */
+	struct plugin_command *d_child;
+	struct plugin_command *d_next;
+};
+
+#ifdef DEBUG
+#include "plugin-debug.h"
+#endif
+
+/* create a blank plugin_command */
+struct plugin_command *
+plugin_mk_command()
+{
+	struct plugin_command *command;
+	command=(struct plugin_command *)xmalloc(sizeof(*command));
+	
+	/* node */
+	command->name=NULL;
+	command->plugin=NULL;
+	command->depend=NULL;
+	command->depends=NULL;
+	
+	/* linked list */
+	command->next=NULL;
+	
+	/* depends */
+	command->d_child=NULL;
+	command->d_next=NULL;
+	
+	return command;
+}
+
+void
+plugin_free_command(struct plugin_command *command)
+{
+	if (command!=NULL) {
+		#ifdef DEBUG
+			plugin_print_command(command,2);
+		#endif
+		plugin_free_command(command->next);
+		xfree(command->name);
+		xfree(command->depends);
+		xfree(command->depend);
+		xfree(command);
+	}
+}
+
+void
+plugin_free_plugin(struct plugin *plugin)
+{
+	if (plugin!=NULL) {
+		#ifdef DEBUG
+			plugin_print_plugin(plugin,1);
+		#endif
+		xfree(plugin->name);
+		plugin_free_command(plugin->commands);
+		plugin_free_plugin(plugin->next);
+		xfree(plugin);
+	}
+}
+
+#endif
+