Bug 1133386 - Introduce an XASSERT() macro to libcubeb rather than (ab)using assert(). r=padenot f=dmajor

This commit is contained in:
Matthew Gregan 2015-02-20 13:42:14 +13:00
parent 135d2a09d3
commit bfd5b15175
4 changed files with 58 additions and 57 deletions

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@ -5,4 +5,4 @@ Makefile.in build files for the Mozilla build system.
The cubeb git repository is: git://github.com/kinetiknz/cubeb.git
The git commit ID used was 699aadf4d5e4c14a7e87b4f4add9cbc938feecc2.
The git commit ID used was cacaae79dd8b7220202d0dfe3f889d55e23a77a5.

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@ -39,5 +39,12 @@ struct cubeb_ops {
};
#endif /* CUBEB_INTERNAL_0eb56756_4e20_4404_a76d_42bf88cd15a5 */
#define XASSERT(expr) do { \
if (!(expr)) { \
fprintf(stderr, "%s:%d - fatal error: %s\n", __FILE__, __LINE__, #expr); \
*((volatile int *) NULL) = 0; \
abort(); \
} \
} while (0)
#endif /* CUBEB_INTERNAL_0eb56756_4e20_4404_a76d_42bf88cd15a5 */

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@ -5,15 +5,9 @@
* accompanying file LICENSE for details.
*/
// This enables assert in release, and lets us have debug-only code
#ifdef NDEBUG
#define DEBUG
#undef NDEBUG
#endif // #ifdef NDEBUG
#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif
#include <assert.h>
#include <windows.h>
#include <mmdeviceapi.h>
#include <windef.h>
@ -25,6 +19,7 @@
#include "cubeb/cubeb-stdint.h"
#include "cubeb_resampler.h"
#include <stdio.h>
#include <stdlib.h>
#include <cmath>
/**Taken from winbase.h, Not in MinGW.*/
@ -102,7 +97,7 @@ public:
{
EnterCriticalSection(&critical_section);
#ifdef DEBUG
assert(owner != GetCurrentThreadId() && "recursive locking");
XASSERT(owner != GetCurrentThreadId() && "recursive locking");
owner = GetCurrentThreadId();
#endif
}
@ -122,7 +117,7 @@ public:
{
#ifdef DEBUG
/* This implies owner != 0, because GetCurrentThreadId cannot return 0. */
assert(owner == GetCurrentThreadId());
XASSERT(owner == GetCurrentThreadId());
#endif
}
@ -389,7 +384,7 @@ template<typename T>
void
upmix(T * in, long inframes, T * out, int32_t in_channels, int32_t out_channels)
{
assert(out_channels >= in_channels);
XASSERT(out_channels >= in_channels);
/* If we are playing a mono stream over stereo speakers, copy the data over. */
if (in_channels == 1 && out_channels == 2) {
mono_to_stereo(in, inframes, out);
@ -412,7 +407,7 @@ template<typename T>
void
downmix(T * in, long inframes, T * out, int32_t in_channels, int32_t out_channels)
{
assert(in_channels >= out_channels);
XASSERT(in_channels >= out_channels);
/* We could use a downmix matrix here, applying mixing weight based on the
* channel, but directsound and winmm simply drop the channels that cannot be
* rendered by the hardware, so we do the same for consistency. */
@ -452,7 +447,7 @@ refill(cubeb_stream * stm, float * data, long frames_needed)
/* XXX: Handle this error. */
if (out_frames < 0) {
assert(false);
XASSERT(false);
}
/* Go in draining mode if we got fewer frames than requested. */
@ -463,7 +458,7 @@ refill(cubeb_stream * stm, float * data, long frames_needed)
/* If this is not true, there will be glitches.
* It is alright to have produced less frames if we are draining, though. */
assert(out_frames == frames_needed || stm->draining);
XASSERT(out_frames == frames_needed || stm->draining);
if (should_upmix(stm)) {
upmix(dest, out_frames, data,
@ -539,7 +534,7 @@ wasapi_stream_render_loop(LPVOID stream)
is_playing = false;
continue;
}
assert(padding <= stm->buffer_frame_count);
XASSERT(padding <= stm->buffer_frame_count);
if (stm->draining) {
if (padding == 0) {
@ -572,7 +567,7 @@ wasapi_stream_render_loop(LPVOID stream)
}
break;
case WAIT_TIMEOUT:
assert(stm->shutdown_event == wait_array[0]);
XASSERT(stm->shutdown_event == wait_array[0]);
is_playing = false;
hr = -1;
break;
@ -628,7 +623,7 @@ HRESULT register_notification_client(cubeb_stream * stm)
HRESULT unregister_notification_client(cubeb_stream * stm)
{
assert(stm);
XASSERT(stm);
if (!stm->device_enumerator) {
return S_OK;
@ -768,7 +763,7 @@ wasapi_get_max_channel_count(cubeb * ctx, uint32_t * max_channels)
return CUBEB_ERROR;
}
assert(ctx && max_channels);
XASSERT(ctx && max_channels);
IMMDevice * device;
hr = get_default_endpoint(&device);
@ -920,7 +915,7 @@ handle_channel_layout(cubeb_stream * stm, WAVEFORMATEX ** mix_format, const cub
format_pcm->dwChannelMask = KSAUDIO_SPEAKER_STEREO;
break;
default:
assert(false && "Channel layout not supported.");
XASSERT(false && "Channel layout not supported.");
break;
}
(*mix_format)->nChannels = stream_params->channels;
@ -941,7 +936,7 @@ handle_channel_layout(cubeb_stream * stm, WAVEFORMATEX ** mix_format, const cub
* eventual upmix/downmix ourselves */
LOG("Using WASAPI suggested format: channels: %d\n", closest->nChannels);
WAVEFORMATEXTENSIBLE * closest_pcm = reinterpret_cast<WAVEFORMATEXTENSIBLE *>(closest);
assert(closest_pcm->SubFormat == format_pcm->SubFormat);
XASSERT(closest_pcm->SubFormat == format_pcm->SubFormat);
CoTaskMemFree(*mix_format);
*mix_format = closest;
} else if (hr == AUDCLNT_E_UNSUPPORTED_FORMAT) {
@ -967,7 +962,7 @@ int setup_wasapi_stream(cubeb_stream * stm)
return CUBEB_ERROR;
}
assert(!stm->client && "WASAPI stream already setup, close it first.");
XASSERT(!stm->client && "WASAPI stream already setup, close it first.");
hr = get_default_endpoint(&device);
if (FAILED(hr)) {
@ -1096,11 +1091,11 @@ wasapi_stream_init(cubeb * context, cubeb_stream ** stream,
return CUBEB_ERROR;
}
assert(context && stream);
XASSERT(context && stream);
cubeb_stream * stm = (cubeb_stream *)calloc(1, sizeof(cubeb_stream));
assert(stm);
XASSERT(stm);
stm->context = context;
stm->data_callback = data_callback;
@ -1160,7 +1155,7 @@ wasapi_stream_init(cubeb * context, cubeb_stream ** stream,
void close_wasapi_stream(cubeb_stream * stm)
{
assert(stm);
XASSERT(stm);
stm->stream_reset_lock->assert_current_thread_owns();
@ -1181,7 +1176,7 @@ void close_wasapi_stream(cubeb_stream * stm)
void wasapi_stream_destroy(cubeb_stream * stm)
{
assert(stm);
XASSERT(stm);
unregister_notification_client(stm);
@ -1204,7 +1199,7 @@ int wasapi_stream_start(cubeb_stream * stm)
{
auto_lock lock(stm->stream_reset_lock);
assert(stm && !stm->thread && !stm->shutdown_event);
XASSERT(stm && !stm->thread && !stm->shutdown_event);
stm->shutdown_event = CreateEvent(NULL, 0, 0, NULL);
if (!stm->shutdown_event) {
@ -1231,7 +1226,7 @@ int wasapi_stream_start(cubeb_stream * stm)
int wasapi_stream_stop(cubeb_stream * stm)
{
assert(stm);
XASSERT(stm);
auto_lock lock(stm->stream_reset_lock);
@ -1253,7 +1248,7 @@ int wasapi_stream_stop(cubeb_stream * stm)
int wasapi_stream_get_position(cubeb_stream * stm, uint64_t * position)
{
assert(stm && position);
XASSERT(stm && position);
*position = clock_get(stm);
@ -1262,7 +1257,7 @@ int wasapi_stream_get_position(cubeb_stream * stm, uint64_t * position)
int wasapi_stream_get_latency(cubeb_stream * stm, uint32_t * latency)
{
assert(stm && latency);
XASSERT(stm && latency);
auto_lock lock(stm->stream_reset_lock);
@ -1295,7 +1290,7 @@ int wasapi_stream_set_volume(cubeb_stream * stm, float volume)
return CUBEB_ERROR;
}
assert(channels <= 10 && "bump the array size");
XASSERT(channels <= 10 && "bump the array size");
for (uint32_t i = 0; i < channels; i++) {
volumes[i] = volume;

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@ -4,7 +4,6 @@
* This program is made available under an ISC-style license. See the
* accompanying file LICENSE for details.
*/
#undef NDEBUG
#define __MSVCRT_VERSION__ 0x0700
#undef WINVER
#define WINVER 0x0501
@ -12,11 +11,11 @@
#define WIN32_LEAN_AND_MEAN
#include <malloc.h>
#include <assert.h>
#include <windows.h>
#include <mmreg.h>
#include <mmsystem.h>
#include <process.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "cubeb/cubeb.h"
@ -95,7 +94,7 @@ bytes_per_frame(cubeb_stream_params params)
bytes = sizeof(float);
break;
default:
assert(0);
XASSERT(0);
}
return bytes * params.channels;
@ -106,10 +105,10 @@ winmm_get_next_buffer(cubeb_stream * stm)
{
WAVEHDR * hdr = NULL;
assert(stm->free_buffers > 0 && stm->free_buffers <= NBUFS);
XASSERT(stm->free_buffers > 0 && stm->free_buffers <= NBUFS);
hdr = &stm->buffers[stm->next_buffer];
assert(hdr->dwFlags & WHDR_PREPARED ||
(hdr->dwFlags & WHDR_DONE && !(hdr->dwFlags & WHDR_INQUEUE)));
XASSERT(hdr->dwFlags & WHDR_PREPARED ||
(hdr->dwFlags & WHDR_DONE && !(hdr->dwFlags & WHDR_INQUEUE)));
stm->next_buffer = (stm->next_buffer + 1) % NBUFS;
stm->free_buffers -= 1;
@ -126,7 +125,7 @@ winmm_refill_stream(cubeb_stream * stm)
EnterCriticalSection(&stm->lock);
stm->free_buffers += 1;
assert(stm->free_buffers > 0 && stm->free_buffers <= NBUFS);
XASSERT(stm->free_buffers > 0 && stm->free_buffers <= NBUFS);
if (stm->draining) {
LeaveCriticalSection(&stm->lock);
@ -155,17 +154,17 @@ winmm_refill_stream(cubeb_stream * stm)
if (got < 0) {
LeaveCriticalSection(&stm->lock);
/* XXX handle this case */
assert(0);
XASSERT(0);
return;
} else if (got < wanted) {
stm->draining = 1;
}
stm->written += got;
assert(hdr->dwFlags & WHDR_PREPARED);
XASSERT(hdr->dwFlags & WHDR_PREPARED);
hdr->dwBufferLength = got * bytes_per_frame(stm->params);
assert(hdr->dwBufferLength <= stm->buffer_size);
XASSERT(hdr->dwBufferLength <= stm->buffer_size);
if (stm->soft_volume != -1.0) {
if (stm->params.format == CUBEB_SAMPLE_FLOAT32NE) {
@ -197,14 +196,14 @@ static unsigned __stdcall
winmm_buffer_thread(void * user_ptr)
{
cubeb * ctx = (cubeb *) user_ptr;
assert(ctx);
XASSERT(ctx);
for (;;) {
DWORD r;
PSLIST_ENTRY item;
r = WaitForSingleObject(ctx->event, INFINITE);
assert(r == WAIT_OBJECT_0);
XASSERT(r == WAIT_OBJECT_0);
/* Process work items in batches so that a single stream can't
starve the others by continuously adding new work to the top of
@ -236,7 +235,7 @@ winmm_buffer_callback(HWAVEOUT waveout, UINT msg, DWORD_PTR user_ptr, DWORD_PTR
}
item = _aligned_malloc(sizeof(struct cubeb_stream_item), MEMORY_ALLOCATION_ALIGNMENT);
assert(item);
XASSERT(item);
item->stream = stm;
InterlockedPushEntrySList(stm->context->work, &item->head);
@ -278,16 +277,16 @@ winmm_init(cubeb ** context, char const * context_name)
{
cubeb * ctx;
assert(context);
XASSERT(context);
*context = NULL;
ctx = calloc(1, sizeof(*ctx));
assert(ctx);
XASSERT(ctx);
ctx->ops = &winmm_ops;
ctx->work = _aligned_malloc(sizeof(*ctx->work), MEMORY_ALLOCATION_ALIGNMENT);
assert(ctx->work);
XASSERT(ctx->work);
InitializeSListHead(ctx->work);
ctx->event = CreateEvent(NULL, FALSE, FALSE, NULL);
@ -325,8 +324,8 @@ winmm_destroy(cubeb * ctx)
{
DWORD r;
assert(ctx->active_streams == 0);
assert(!InterlockedPopEntrySList(ctx->work));
XASSERT(ctx->active_streams == 0);
XASSERT(!InterlockedPopEntrySList(ctx->work));
DeleteCriticalSection(&ctx->lock);
@ -334,7 +333,7 @@ winmm_destroy(cubeb * ctx)
ctx->shutdown = 1;
SetEvent(ctx->event);
r = WaitForSingleObject(ctx->thread, INFINITE);
assert(r == WAIT_OBJECT_0);
XASSERT(r == WAIT_OBJECT_0);
CloseHandle(ctx->thread);
}
@ -362,8 +361,8 @@ winmm_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_n
int i;
size_t bufsz;
assert(context);
assert(stream);
XASSERT(context);
XASSERT(stream);
*stream = NULL;
@ -413,7 +412,7 @@ winmm_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_n
LeaveCriticalSection(&context->lock);
stm = calloc(1, sizeof(*stm));
assert(stm);
XASSERT(stm);
stm->context = context;
@ -432,7 +431,7 @@ winmm_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_n
if (bufsz % bytes_per_frame(stm->params) != 0) {
bufsz += bytes_per_frame(stm->params) - (bufsz % bytes_per_frame(stm->params));
}
assert(bufsz % bytes_per_frame(stm->params) == 0);
XASSERT(bufsz % bytes_per_frame(stm->params) == 0);
stm->buffer_size = bufsz;
@ -467,7 +466,7 @@ winmm_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_n
WAVEHDR * hdr = &stm->buffers[i];
hdr->lpData = calloc(1, bufsz);
assert(hdr->lpData);
XASSERT(hdr->lpData);
hdr->dwBufferLength = bufsz;
hdr->dwFlags = 0;
@ -504,7 +503,7 @@ winmm_stream_destroy(cubeb_stream * stm)
/* Wait for all blocks to complete. */
while (enqueued > 0) {
r = WaitForSingleObject(stm->event, INFINITE);
assert(r == WAIT_OBJECT_0);
XASSERT(r == WAIT_OBJECT_0);
EnterCriticalSection(&stm->lock);
enqueued = NBUFS - stm->free_buffers;
@ -535,7 +534,7 @@ winmm_stream_destroy(cubeb_stream * stm)
}
EnterCriticalSection(&stm->context->lock);
assert(stm->context->active_streams >= 1);
XASSERT(stm->context->active_streams >= 1);
stm->context->active_streams -= 1;
LeaveCriticalSection(&stm->context->lock);
@ -545,7 +544,7 @@ winmm_stream_destroy(cubeb_stream * stm)
static int
winmm_get_max_channel_count(cubeb * ctx, uint32_t * max_channels)
{
assert(ctx && max_channels);
XASSERT(ctx && max_channels);
/* We don't support more than two channels in this backend. */
*max_channels = 2;