diff options
Diffstat (limited to 'apps/plugins/lib')
-rw-r--r-- | apps/plugins/lib/SOURCES | 1 | ||||
-rw-r--r-- | apps/plugins/lib/pluginlib_exit.c | 25 | ||||
-rw-r--r-- | apps/plugins/lib/pluginlib_exit.h | 52 |
3 files changed, 53 insertions, 25 deletions
diff --git a/apps/plugins/lib/SOURCES b/apps/plugins/lib/SOURCES index 9b8b2146cc..fa12f94730 100644 --- a/apps/plugins/lib/SOURCES +++ b/apps/plugins/lib/SOURCES | |||
@@ -2,6 +2,7 @@ gcc-support.c | |||
2 | pluginlib_actions.c | 2 | pluginlib_actions.c |
3 | helper.c | 3 | helper.c |
4 | md5.c | 4 | md5.c |
5 | pluginlib_exit.c | ||
5 | jhash.c | 6 | jhash.c |
6 | configfile.c | 7 | configfile.c |
7 | fixedpoint.c | 8 | fixedpoint.c |
diff --git a/apps/plugins/lib/pluginlib_exit.c b/apps/plugins/lib/pluginlib_exit.c new file mode 100644 index 0000000000..82ae11aca0 --- /dev/null +++ b/apps/plugins/lib/pluginlib_exit.c | |||
@@ -0,0 +1,25 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2009 by Maurus Cuelenaere | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | |||
22 | #include "pluginlib_exit.h" | ||
23 | |||
24 | jmp_buf __exit_env DATA_ATTR; | ||
25 | |||
diff --git a/apps/plugins/lib/pluginlib_exit.h b/apps/plugins/lib/pluginlib_exit.h index 411d0751d1..00cbc8dc7f 100644 --- a/apps/plugins/lib/pluginlib_exit.h +++ b/apps/plugins/lib/pluginlib_exit.h | |||
@@ -22,33 +22,35 @@ | |||
22 | #ifndef __PLUGINLIB_EXIT_H__ | 22 | #ifndef __PLUGINLIB_EXIT_H__ |
23 | #define __PLUGINLIB_EXIT_H__ | 23 | #define __PLUGINLIB_EXIT_H__ |
24 | 24 | ||
25 | /* make sure we are in sync with the real definitions, especially on | 25 | #include "config.h" |
26 | * hosted systems */ | 26 | #if (CONFIG_PLATFORM & PLATFORM_NATIVE) |
27 | #include <stdlib.h> | 27 | #include "../../codecs/lib/setjmp.h" |
28 | #include "gcc_extensions.h" | 28 | #else |
29 | 29 | #include <setjmp.h> | |
30 | /* these are actually implemented in plugin_crt0.c which all plugins link */ | ||
31 | extern int atexit(void (*func)(void)); | ||
32 | extern void exit(int status) NORETURN_ATTR; | ||
33 | /* these don't call the exit handlers */ | ||
34 | extern void _exit(int status) NORETURN_ATTR; | ||
35 | /* C99 version */ | ||
36 | #define _Exit _exit | ||
37 | |||
38 | #ifndef EXIT_SUCCESS | ||
39 | #define EXIT_SUCCESS 0 | ||
40 | #define EXIT_FAILURE 1 | ||
41 | #endif | 30 | #endif |
42 | 31 | ||
43 | /** | 32 | #define _PLUGINLIB_EXIT_INIT(atexit) switch(setjmp(__exit_env)) \ |
44 | * helper function to handle USB connected events coming from | 33 | { \ |
45 | * button_get() | 34 | case 1: \ |
46 | * | 35 | atexit \ |
47 | * it will exit the plugin if usb is detected, but it will call the atexit func | 36 | return PLUGIN_OK; \ |
48 | * before actually showing the usb screen | 37 | case 2: \ |
49 | * | 38 | atexit \ |
50 | * it additionally handles power off as well, with the same behavior | 39 | return PLUGIN_ERROR; \ |
40 | case 0: \ | ||
41 | default: \ | ||
42 | break; \ | ||
43 | } | ||
44 | |||
45 | /* Either PLUGINLIB_EXIT_INIT or PLUGINLIB_EXIT_INIT_ATEXIT needs to be placed | ||
46 | * as the first line in plugin_start. The _ATEXIT version will call the named | ||
47 | * no-argument function when exit() is called before exiting the plugin, to | ||
48 | * allow for cleanup. | ||
51 | */ | 49 | */ |
52 | extern void exit_on_usb(int button); | 50 | #define PLUGINLIB_EXIT_INIT _PLUGINLIB_EXIT_INIT() |
51 | #define PLUGINLIB_EXIT_INIT_ATEXIT(atexit) _PLUGINLIB_EXIT_INIT(atexit();) | ||
52 | |||
53 | extern jmp_buf __exit_env; | ||
54 | #define exit(status) longjmp(__exit_env, status != 0 ? 2 : 1) | ||
53 | 55 | ||
54 | #endif /* __PLUGINLIB_EXIT_H__ */ | 56 | #endif /* __PLUGINLIB_EXIT_H__ */ |