dave/openttd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Codechange: Use null pointer literal instead of the NULL macro

Browse Source
This commit is contained in:
Henry Wilson
2019-04-10 22:07:06 +01:00
committed by Michael Lutz
parent 3b4f224c0b
commit 7c8e7c6b6e
463 changed files with 5674 additions and 5674 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/music/allegro_m.cpp
View File

@@ -20,7 +20,7 @@
#include "../safeguards.h"
static FMusicDriver_Allegro iFMusicDriver_Allegro;
static MIDI *_midi = NULL;
static MIDI *_midi = nullptr;
/**
* There are multiple modules that might be using Allegro and
@@ -30,14 +30,14 @@ extern int _allegro_instance_count;
const char *MusicDriver_Allegro::Start(const char * const *param)
{
if (_allegro_instance_count == 0 && install_allegro(SYSTEM_AUTODETECT, &errno, NULL)) {
if (_allegro_instance_count == 0 && install_allegro(SYSTEM_AUTODETECT, &errno, nullptr)) {
DEBUG(driver, 0, "allegro: install_allegro failed '%s'", allegro_error);
return "Failed to set up Allegro";
}
_allegro_instance_count++;
/* Initialise the sound */
if (install_sound(DIGI_AUTODETECT, MIDI_AUTODETECT, NULL) != 0) {
if (install_sound(DIGI_AUTODETECT, MIDI_AUTODETECT, nullptr) != 0) {
DEBUG(driver, 0, "allegro: install_sound failed '%s'", allegro_error);
return "Failed to set up Allegro sound";
}
@@ -48,13 +48,13 @@ const char *MusicDriver_Allegro::Start(const char * const *param)
return "No sound card found";
}
return NULL;
return nullptr;
}
void MusicDriver_Allegro::Stop()
{
if (_midi != NULL) destroy_midi(_midi);
_midi = NULL;
if (_midi != nullptr) destroy_midi(_midi);
_midi = nullptr;
if (--_allegro_instance_count == 0) allegro_exit();
}
@@ -63,12 +63,12 @@ void MusicDriver_Allegro::PlaySong(const MusicSongInfo &song)
{
std::string filename = MidiFile::GetSMFFile(song);
if (_midi != NULL) destroy_midi(_midi);
if (_midi != nullptr) destroy_midi(_midi);
if (!filename.empty()) {
_midi = load_midi(filename.c_str());
play_midi(_midi, false);
} else {
_midi = NULL;
_midi = nullptr;
}
}