lovrRelease frees objects instead of destructor;

That way objects allocated on the stack can be destroyed.

src/audio/microphone.c

@@ -16,7 +16,6 @@ void lovrMicrophoneDestroy(void* ref) {
   Microphone* microphone = ref;
   lovrMicrophoneStopRecording(microphone);
   alcCaptureCloseDevice(microphone->device);
-  free(microphone);
 }
 
 int lovrMicrophoneGetBitDepth(Microphone* microphone) {

src/audio/source.c

@@ -38,7 +38,6 @@ void lovrSourceDestroy(void* ref) {
   alDeleteBuffers(source->type == SOURCE_STATIC ? 1 : SOURCE_BUFFERS, source->buffers);
   lovrRelease(source->soundData);
   lovrRelease(source->stream);
-  free(source);
 }
 
 SourceType lovrSourceGetType(Source* source) {

src/data/audioStream.c

@@ -27,7 +27,6 @@ void lovrAudioStreamDestroy(void* ref) {
   stb_vorbis_close(stream->decoder);
   lovrRelease(stream->blob);
   free(stream->buffer);
-  free(stream);
 }
 
 int lovrAudioStreamDecode(AudioStream* stream, short* destination, size_t size) {

src/data/blob.c

@@ -10,5 +10,4 @@ Blob* lovrBlobInit(Blob* blob, void* data, size_t size, const char* name) {
 void lovrBlobDestroy(void* ref) {
   Blob* blob = ref;
   free(blob->data);
-  free(blob);
 }

src/data/modelData.c

@@ -587,7 +587,6 @@ void lovrModelDataDestroy(void* ref) {
   free(modelData->animations);
   free(modelData->materials);
   free(modelData->indices.raw);
-  free(modelData);
 }
 
 void lovrModelDataGetAABB(ModelData* modelData, float aabb[6]) {

src/data/rasterizer.c

@@ -34,7 +34,6 @@ Rasterizer* lovrRasterizerInit(Rasterizer* rasterizer, Blob* blob, int size) {
 void lovrRasterizerDestroy(void* ref) {
   Rasterizer* rasterizer = ref;
   lovrRelease(rasterizer->blob);
-  free(rasterizer);
 }
 
 bool lovrRasterizerHasGlyph(Rasterizer* rasterizer, uint32_t character) {

src/data/vertexData.h

@@ -48,4 +48,4 @@ void vertexFormatAppend(VertexFormat* format, const char* name, AttributeType ty
 
 VertexData* lovrVertexDataInit(VertexData* vertexData, uint32_t count, VertexFormat* format);
 #define lovrVertexDataCreate(...) lovrVertexDataInit(lovrAlloc(VertexData), __VA_ARGS__)
-#define lovrVertexDataDestroy lovrBlobDestroy
+#define lovrVertexDataDestroy NULL

src/filesystem/file.c

@@ -12,7 +12,6 @@ void lovrFileDestroy(void* ref) {
   if (file->handle) {
     PHYSFS_close(file->handle);
   }
-  free(file);
 }
 
 int lovrFileOpen(File* file, FileMode mode) {

src/graphics/animator.c

@@ -44,7 +44,6 @@ void lovrAnimatorDestroy(void* ref) {
   lovrRelease(animator->modelData);
   map_deinit(&animator->trackMap);
   vec_deinit(&animator->trackList);
-  free(animator);
 }
 
 void lovrAnimatorReset(Animator* animator) {

src/graphics/font.c

@@ -62,7 +62,6 @@ void lovrFontDestroy(void* ref) {
   }
   map_deinit(&font->atlas.glyphs);
   map_deinit(&font->kerning);
-  free(font);
 }
 
 Rasterizer* lovrFontGetRasterizer(Font* font) {

src/graphics/material.c

@@ -25,7 +25,6 @@ void lovrMaterialDestroy(void* ref) {
   for (int i = 0; i < MAX_MATERIAL_TEXTURES; i++) {
     lovrRelease(material->textures[i]);
   }
-  free(material);
 }
 
 void lovrMaterialBind(Material* material, Shader* shader) {

src/graphics/model.c

@@ -144,7 +144,6 @@ void lovrModelDestroy(void* ref) {
   lovrRelease(model->modelData);
   lovrRelease(model->mesh);
   free(model->nodeTransforms);
-  free(model);
 }
 
 void lovrModelDraw(Model* model, mat4 transform, int instances) {

src/graphics/opengl.c

@@ -918,7 +918,6 @@ void lovrTextureDestroy(void* ref) {
   glDeleteTextures(1, &texture->id);
   glDeleteRenderbuffers(1, &texture->msaaId);
   lovrGpuDestroySyncResource(texture, texture->incoherent);
-  free(texture);
 }
 
 void lovrTextureAllocate(Texture* texture, int width, int height, int depth, TextureFormat format) {
@@ -1195,7 +1194,6 @@ void lovrCanvasDestroy(void* ref) {
     lovrRelease(canvas->attachments[i].texture);
   }
   lovrRelease(canvas->depth.texture);
-  free(ref);
 }
 
 const Attachment* lovrCanvasGetAttachments(Canvas* canvas, int* count) {
@@ -1420,7 +1418,6 @@ void lovrBufferDestroy(void* ref) {
 #ifndef EMSCRIPTEN
   }
 #endif
-  free(ref);
 }
 
 size_t lovrBufferGetSize(Buffer* buffer) {
@@ -1825,7 +1822,6 @@ void lovrShaderDestroy(void* ref) {
   map_deinit(&shader->attributes);
   map_deinit(&shader->uniformMap);
   map_deinit(&shader->blockMap);
-  free(shader);
 }
 
 ShaderType lovrShaderGetType(Shader* shader) {
@@ -2107,7 +2103,6 @@ void lovrShaderBlockDestroy(void* ref) {
   lovrRelease(block->buffer);
   vec_deinit(&block->uniforms);
   map_deinit(&block->uniformMap);
-  free(block);
 }
 
 BlockType lovrShaderBlockGetType(ShaderBlock* block) {
@@ -2207,7 +2202,6 @@ void lovrMeshDestroy(void* ref) {
   map_deinit(&mesh->attributes);
   lovrRelease(mesh->vbo);
   lovrRelease(mesh->ibo);
-  free(mesh);
 }
 
 void lovrMeshAttachAttribute(Mesh* mesh, const char* name, MeshAttribute* attribute) {

src/headset/headset.h

@@ -111,4 +111,4 @@ extern HeadsetInterface* lovrHeadsetDriver;
 
 bool lovrHeadsetInit(HeadsetDriver* drivers, int count, float offset, int msaa);
 void lovrHeadsetDestroy();
-#define lovrControllerDestroy free
+#define lovrControllerDestroy NULL

src/math/curve.c

@@ -46,7 +46,6 @@ Curve* lovrCurveInit(Curve* curve, int sizeHint) {
 void lovrCurveDestroy(void* ref) {
   Curve* curve = ref;
   vec_deinit(&curve->points);
-  free(curve);
 }
 
 void lovrCurveEvaluate(Curve* curve, float t, vec3 p) {

src/math/pool.c

@@ -19,7 +19,6 @@ Pool* lovrPoolInit(Pool* pool, size_t size) {
 void lovrPoolDestroy(void* ref) {
   Pool* pool = ref;
   free(pool->data);
-  free(pool);
 }
 
 float* lovrPoolAllocate(Pool* pool, MathType type) {

src/math/randomGenerator.h

@@ -22,7 +22,7 @@ typedef struct {
 
 RandomGenerator* lovrRandomGeneratorInit(RandomGenerator* generator);
 #define lovrRandomGeneratorCreate() lovrRandomGeneratorInit(lovrAlloc(RandomGenerator))
-#define lovrRandomGeneratorDestroy free
+#define lovrRandomGeneratorDestroy NULL
 Seed lovrRandomGeneratorGetSeed(RandomGenerator* generator);
 void lovrRandomGeneratorSetSeed(RandomGenerator* generator, Seed seed);
 void lovrRandomGeneratorGetState(RandomGenerator* generator, char* state, size_t length);

src/physics/physics.c

@@ -68,7 +68,6 @@ void lovrWorldDestroy(void* ref) {
   lovrWorldDestroyData(world);
   vec_deinit(&world->overlaps);
   map_deinit(&world->tags);
-  free(world);
 }
 
 void lovrWorldDestroyData(World* world) {
@@ -301,7 +300,6 @@ void lovrColliderDestroy(void* ref) {
   lovrColliderDestroyData(collider);
   vec_deinit(&collider->shapes);
   vec_deinit(&collider->joints);
-  free(collider);
 }
 
 void lovrColliderDestroyData(Collider* collider) {
@@ -664,7 +662,6 @@ void lovrColliderGetAABB(Collider* collider, float aabb[6]) {
 void lovrShapeDestroy(void* ref) {
   Shape* shape = ref;
   lovrShapeDestroyData(shape);
-  free(shape);
 }
 
 void lovrShapeDestroyData(Shape* shape) {
@@ -874,7 +871,6 @@ void lovrCylinderShapeSetLength(CylinderShape* cylinder, float length) {
 void lovrJointDestroy(void* ref) {
   Joint* joint = ref;
   lovrJointDestroyData(joint);
-  free(joint);
 }
 
 void lovrJointDestroyData(Joint* joint) {

src/thread/channel.c

@@ -16,7 +16,6 @@ void lovrChannelDestroy(void* ref) {
   vec_deinit(&channel->messages);
   mtx_destroy(&channel->lock);
   cnd_destroy(&channel->cond);
-  free(channel);
 }
 
 bool lovrChannelPush(Channel* channel, Variant variant, double timeout, uint64_t* id) {

src/thread/thread.c

@@ -47,7 +47,6 @@ void lovrThreadDestroy(void* ref) {
   Thread* thread = ref;
   mtx_destroy(&thread->lock);
   thrd_detach(thread->handle);
-  free(thread);
 }
 
 void lovrThreadStart(Thread* thread) {

src/util.c

@@ -44,7 +44,8 @@ void lovrRetain(void* object) {
 void lovrRelease(void* object) {
   Ref* ref = object;
   if (ref && --ref->count == 0) {
-    ref->destructor(object);
+    if (ref->destructor) ref->destructor(object);
+    free(object);
   }
 }