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/* wrapper/plugin-load.h -- load rvs plugins into mem
system depens: <stdio.h>, GNU <string.h>
Copyright (C) 2009 Luke Shumaker
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.
*/
#include <stdio.h>
#include <string.h>
#include "rvs.h"
#include "plugins.h"
#include "plugin-parse.h"
#include "plugin-load.h"
/*- plugin_load ----------------------------------------------------*\
now, load plugin plug_name,
\* whose configuration file is plugin_conf */
struct plugin *
plugin_load (const char *plug_name)
{
struct plugin *plugin=xmalloc( sizeof(*plugin) );
plugin->name=stralloc(plug_name);
plugin->next=NULL;
xchdir(plug_name);
FILE *file = xfopen(plugin_conf,"r");
plugin->commands=plugin_parse(plugin, file);
fclose( file );
xchdir("..");
return plugin;
}
/*- load_plugins ---------------------------------------------------*\
Load all the plugins
assume we're in rvs's libexecdir, where plugins are
\* Use `plugin_conf' as the name of the config file for each plugin */
struct plugin *
load_plugins (FILE *list)
{
struct plugin *first=NULL; /* we return this */
struct plugin **prev=&first; /* this is the previous plugin->next */
struct plugin *plugin; /* this is the current plugin */
size_t nbytes = 10;
char *plug_name=(char *)xmalloc(nbytes);
while ( getline(&plug_name, &nbytes, list) > 0 ) {
char *del=strchr(plug_name,'\n');
del[0]='\0';
/*if (strlen(plug_name)!=0) {*/
if (plug_name[0]!='\0') {;
plugin=plugin_load(plug_name);
*prev=plugin;/* this sets the last's `next' */
prev=&plugin->next;
}
}
return first;
}
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