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(svn r18520) -Fix [FS#3272]: allegro doesn't like to work with extmidi; it causes 'random' (looks like a racing condition in allegro) crashes when songs are stopped.

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This commit is contained in:
rubidium 2009-12-16 23:49:21 +00:00
parent 51cb9cc43f
commit b0f1fcbead
3 changed files with 24 additions and 9 deletions
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8
src/music/allegro_m.h
View File

@ -32,7 +32,15 @@ public:
class FMusicDriver_Allegro: public MusicDriverFactory<FMusicDriver_Allegro> {
public:
#if !defined(WITH_SDL) && defined(WITH_ALLEGRO)
/* If SDL is not compiled in but Allegro is, chances are quite big
* that Allegro is going to be used. Then favour this sound driver
* over extmidi because with extmidi we get crashes. */
static const int priority = 9;
#else
static const int priority = 2;
#endif
/* virtual */ const char *GetName() { return "allegro"; }
/* virtual */ const char *GetDescription() { return "Allegro MIDI Driver"; }
/* virtual */ Driver *CreateInstance() { return new MusicDriver_Allegro(); }

7
src/music/extmidi.cpp
View File

@ -12,6 +12,8 @@
#ifndef __MORPHOS__
#include "../stdafx.h"
#include "../debug.h"
#include "../sound/sound_driver.hpp"
#include "../video/video_driver.hpp"
#include "extmidi.h"
#include <fcntl.h>
#include <sys/types.h>
@ -29,6 +31,11 @@ static FMusicDriver_ExtMidi iFMusicDriver_ExtMidi;
const char *MusicDriver_ExtMidi::Start(const char * const * parm)
{
if (strcmp(_video_driver->GetName(), "allegro") == 0 ||
strcmp(_sound_driver->GetName(), "allegro") == 0) {
return "the extmidi driver does not work when Allegro is loaded.";
}
const char *command = GetDriverParam(parm, "cmd");
if (StrEmpty(command)) command = EXTERNAL_PLAYER;

18
src/openttd.cpp
View File

@ -642,15 +642,6 @@ int ttd_main(int argc, char *argv[])
}
free(sounddriver);
if (musicdriver == NULL && _ini_musicdriver != NULL) musicdriver = strdup(_ini_musicdriver);
_music_driver = (MusicDriver*)MusicDriverFactoryBase::SelectDriver(musicdriver, Driver::DT_MUSIC);
if (_music_driver == NULL) {
StrEmpty(musicdriver) ?
usererror("Failed to autoprobe music driver") :
usererror("Failed to select requested music driver '%s'", musicdriver);
}
free(musicdriver);
if (videodriver == NULL && _ini_videodriver != NULL) videodriver = strdup(_ini_videodriver);
_video_driver = (VideoDriver*)VideoDriverFactoryBase::SelectDriver(videodriver, Driver::DT_VIDEO);
if (_video_driver == NULL) {
@ -660,6 +651,15 @@ int ttd_main(int argc, char *argv[])
}
free(videodriver);
if (musicdriver == NULL && _ini_musicdriver != NULL) musicdriver = strdup(_ini_musicdriver);
_music_driver = (MusicDriver*)MusicDriverFactoryBase::SelectDriver(musicdriver, Driver::DT_MUSIC);
if (_music_driver == NULL) {
StrEmpty(musicdriver) ?
usererror("Failed to autoprobe music driver") :
usererror("Failed to select requested music driver '%s'", musicdriver);
}
free(musicdriver);
_savegame_sort_order = SORT_BY_DATE | SORT_DESCENDING;
/* Initialize the zoom level of the screen to normal */
_screen.zoom = ZOOM_LVL_NORMAL;