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mixer: migrate to C++ exceptions

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This commit is contained in:
Max Kellermann
2016-09-09 12:52:51 +02:00
parent ae1eb9ccde
commit e7d327226a
21 changed files with 273 additions and 342 deletions
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25
test/read_mixer.cxx
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@@ -41,7 +41,7 @@ filter_plugin_by_name(gcc_unused const char *name)
}
int main(int argc, gcc_unused char **argv)
{
try {
int volume;
if (argc != 2) {
@@ -51,36 +51,27 @@ int main(int argc, gcc_unused char **argv)
EventLoop event_loop;
Error error;
Mixer *mixer = mixer_new(event_loop, alsa_mixer_plugin,
*(AudioOutput *)nullptr,
*(MixerListener *)nullptr,
ConfigBlock(), error);
if (mixer == NULL) {
LogError(error, "mixer_new() failed");
return EXIT_FAILURE;
}
ConfigBlock());
if (!mixer_open(mixer, error)) {
mixer_free(mixer);
LogError(error, "failed to open the mixer");
return EXIT_FAILURE;
}
mixer_open(mixer);
volume = mixer_get_volume(mixer, error);
volume = mixer_get_volume(mixer);
mixer_close(mixer);
mixer_free(mixer);
assert(volume >= -1 && volume <= 100);
if (volume < 0) {
if (error.IsDefined()) {
LogError(error, "failed to read volume");
} else
fprintf(stderr, "failed to read volume\n");
fprintf(stderr, "failed to read volume\n");
return EXIT_FAILURE;
}
printf("%d\n", volume);
return 0;
} catch (const std::exception &e) {
LogError(e);
return EXIT_FAILURE;
}