1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/* 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.
*/
#ifndef FILE_plugin_c_SEEN
#define FILE_plugin_c_SEEN
#include "rvs.h"
#include "plugin.h"
#include "plugin-parse.c"
/* directory listing for load_plugins */
/* there seriously has to be a better way to do this */
#include <string.h>
#include <unistd.h>
#include <dirent.h>
#include <sys/stat.h>
/* assume we're in rvs's libexecdir, where plugins are
now, load plugin plug_name,
whose configuration file is plugin_conf */
struct plugin *
_plugin_load (const char *plug_name, const char *plugin_conf)
{
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(file);
fclose( file );
xchdir("..");
return plugin;
}
/* load all the plugins in libexecdir, using the config file plugin_conf */
struct plugin *
load_plugins (const char *libexecdir, const char *plugin_conf)
{
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 */
xchdir(libexecdir);
/* Yeah, I know this next bit is pretty ugly. */
DIR *cwd;
struct dirent *dirent;
int serr;
struct stat sbuf;
cwd = xopendir ("./");
while ( (dirent = readdir (cwd)) != NULL ) {
if ((strcmp(dirent->d_name,"." )!=0)&&
(strcmp(dirent->d_name,"..")!=0)) {
serr = stat(dirent->d_name, &sbuf);
if (!serr && S_ISDIR(sbuf.st_mode)) {
plugin=_plugin_load(dirent->d_name,plugin_conf);
*prev=plugin;/* this sets the last's `next' */
prev=&plugin->next;
}
}
}
closedir (cwd);
xchdir("..");
return first;
}
#endif
|