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Pointer as bool (libsdl-org#7214)

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Sylvain
2023-11-09 22:29:15 +01:00
committed by Sam Lantinga
parent 23db971681
commit d8600f717e
371 changed files with 2448 additions and 2442 deletions
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24
test/testaudio.c
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@@ -146,7 +146,7 @@ static Thing *FindThingAtPoint(const float x, const float y)
const SDL_FPoint pt = { x, y };
Thing *retval = NULL;
Thing *i;
for (i = things; i != NULL; i = i->next) {
for (i = things; i; i = i->next) {
if ((i != dragging_thing) && SDL_PointInRectFloat(&pt, &i->rect)) {
retval = i; /* keep going, though, because things drawn on top are later in the list. */
}
@@ -188,7 +188,7 @@ static Thing *CreateThing(ThingType what, float x, float y, float z, float w, fl
}
if ((w < 0) || (h < 0)) {
SDL_assert(texture != NULL);
SDL_assert(texture);
if (w < 0) {
w = texture->w;
}
@@ -213,12 +213,12 @@ static Thing *CreateThing(ThingType what, float x, float y, float z, float w, fl
thing->titlebar = titlebar ? SDL_strdup(titlebar) : NULL; /* if allocation fails, oh well. */
/* insert in list by Z order (furthest from the "camera" first, so they get drawn over; negative Z is not drawn at all). */
if (things == NULL) {
if (!things) {
things = thing;
return thing;
}
for (i = things; i != NULL; i = i->next) {
for (i = things; i; i = i->next) {
if (z > i->z) { /* insert here. */
thing->next = i;
thing->prev = i->prev;
@@ -389,7 +389,7 @@ static void RepositionRowOfThings(const ThingType what, const float y)
float texh = 0.0f;
Thing *i;
for (i = things; i != NULL; i = i->next) {
for (i = things; i; i = i->next) {
if (i->what == what) {
texw = i->rect.w;
texh = i->rect.h;
@@ -402,7 +402,7 @@ static void RepositionRowOfThings(const ThingType what, const float y)
SDL_GetWindowSize(state->windows[0], &w, &h);
const float spacing = w / ((float) total_things);
float x = (spacing - texw) / 2.0f;
for (i = things; i != NULL; i = i->next) {
for (i = things; i; i = i->next) {
if (i->what == what) {
i->rect.x = x;
i->rect.y = (y >= 0.0f) ? y : ((h + y) - texh);
@@ -494,7 +494,7 @@ static void DestroyThingInPoof(Thing *thing)
static void TrashThing(Thing *thing)
{
Thing *i, *next;
for (i = things; i != NULL; i = next) {
for (i = things; i; i = next) {
next = i->next;
if (i->line_connected_to == thing) {
TrashThing(i);
@@ -1009,7 +1009,7 @@ static void TickThings(void)
Thing *i;
Thing *next;
const Uint64 now = SDL_GetTicks();
for (i = things; i != NULL; i = next) {
for (i = things; i; i = next) {
next = i->next; /* in case this deletes itself. */
if (i->ontick) {
i->ontick(i, now);
@@ -1024,7 +1024,7 @@ static void WindowResized(const int newwinw, const int newwinh)
const float newh = (float) newwinh;
const float oldw = (float) state->window_w;
const float oldh = (float) state->window_h;
for (i = things; i != NULL; i = i->next) {
for (i = things; i; i = i->next) {
const float halfw = i->rect.w / 2.0f;
const float halfh = i->rect.h / 2.0f;
const float x = (i->rect.x + halfw) / oldw;
@@ -1041,7 +1041,7 @@ int SDL_AppInit(int argc, char *argv[])
int i;
state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO | SDL_INIT_AUDIO);
if (state == NULL) {
if (!state) {
return -1;
}
@@ -1195,7 +1195,7 @@ int SDL_AppEvent(const SDL_Event *event)
const SDL_AudioDeviceID which = event->adevice.which;
Thing *i, *next;
SDL_Log("Removing audio device %u", (unsigned int) which);
for (i = things; i != NULL; i = next) {
for (i = things; i; i = next) {
next = i->next;
if (((i->what == THING_PHYSDEV) || (i->what == THING_PHYSDEV_CAPTURE)) && (i->data.physdev.devid == which)) {
TrashThing(i);
@@ -1234,7 +1234,7 @@ int SDL_AppIterate(void)
void SDL_AppQuit(void)
{
while (things != NULL) {
while (things) {
DestroyThing(things); /* make sure all the audio devices are closed, etc. */
}