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[SDL2] pointer boolean (#8523)

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This commit is contained in:
Sylvain Becker
2023-11-10 15:30:56 +01:00
committed by GitHub
parent 4a3a9f3ad8
commit a14b948b6c
394 changed files with 2564 additions and 2559 deletions
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30
src/haptic/linux/SDL_syshaptic.c
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@@ -195,7 +195,7 @@ static SDL_hapticlist_item *HapticByDevIndex(int device_index)
}
while (device_index > 0) {
SDL_assert(item != NULL);
SDL_assert(item);
--device_index;
item = item->next;
}
@@ -206,7 +206,7 @@ static SDL_hapticlist_item *HapticByDevIndex(int device_index)
#if SDL_USE_LIBUDEV
static void haptic_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath)
{
if (devpath == NULL || !(udev_class & SDL_UDEV_DEVICE_JOYSTICK)) {
if (!devpath || !(udev_class & SDL_UDEV_DEVICE_JOYSTICK)) {
return;
}
@@ -232,7 +232,7 @@ static int MaybeAddDevice(const char *path)
int success;
SDL_hapticlist_item *item;
if (path == NULL) {
if (!path) {
return -1;
}
@@ -242,7 +242,7 @@ static int MaybeAddDevice(const char *path)
}
/* check for duplicates */
for (item = SDL_hapticlist; item != NULL; item = item->next) {
for (item = SDL_hapticlist; item; item = item->next) {
if (item->dev_num == sb.st_rdev) {
return -1; /* duplicate. */
}
@@ -266,12 +266,12 @@ static int MaybeAddDevice(const char *path)
}
item = (SDL_hapticlist_item *)SDL_calloc(1, sizeof(SDL_hapticlist_item));
if (item == NULL) {
if (!item) {
return -1;
}
item->fname = SDL_strdup(path);
if (item->fname == NULL) {
if (!item->fname) {
SDL_free(item);
return -1;
}
@@ -279,7 +279,7 @@ static int MaybeAddDevice(const char *path)
item->dev_num = sb.st_rdev;
/* TODO: should we add instance IDs? */
if (SDL_hapticlist_tail == NULL) {
if (!SDL_hapticlist_tail) {
SDL_hapticlist = SDL_hapticlist_tail = item;
} else {
SDL_hapticlist_tail->next = item;
@@ -299,16 +299,16 @@ static int MaybeRemoveDevice(const char *path)
SDL_hapticlist_item *item;
SDL_hapticlist_item *prev = NULL;
if (path == NULL) {
if (!path) {
return -1;
}
for (item = SDL_hapticlist; item != NULL; item = item->next) {
for (item = SDL_hapticlist; item; item = item->next) {
/* found it, remove it. */
if (SDL_strcmp(path, item->fname) == 0) {
const int retval = item->haptic ? item->haptic->index : -1;
if (prev != NULL) {
if (prev) {
prev->next = item->next;
} else {
SDL_assert(SDL_hapticlist == item);
@@ -365,7 +365,7 @@ const char *SDL_SYS_HapticName(int index)
if (fd >= 0) {
name = SDL_SYS_HapticNameFromFD(fd);
if (name == NULL) {
if (!name) {
/* No name found, return device character device */
name = item->fname;
}
@@ -383,7 +383,7 @@ static int SDL_SYS_HapticOpenFromFD(SDL_Haptic *haptic, int fd)
/* Allocate the hwdata */
haptic->hwdata = (struct haptic_hwdata *)
SDL_malloc(sizeof(*haptic->hwdata));
if (haptic->hwdata == NULL) {
if (!haptic->hwdata) {
SDL_OutOfMemory();
goto open_err;
}
@@ -403,7 +403,7 @@ static int SDL_SYS_HapticOpenFromFD(SDL_Haptic *haptic, int fd)
haptic->nplaying = haptic->neffects; /* Linux makes no distinction. */
haptic->effects = (struct haptic_effect *)
SDL_malloc(sizeof(struct haptic_effect) * haptic->neffects);
if (haptic->effects == NULL) {
if (!haptic->effects) {
SDL_OutOfMemory();
goto open_err;
}
@@ -416,7 +416,7 @@ static int SDL_SYS_HapticOpenFromFD(SDL_Haptic *haptic, int fd)
/* Error handling */
open_err:
close(fd);
if (haptic->hwdata != NULL) {
if (haptic->hwdata) {
SDL_free(haptic->hwdata);
haptic->hwdata = NULL;
}
@@ -911,7 +911,7 @@ int SDL_SYS_HapticNewEffect(SDL_Haptic *haptic, struct haptic_effect *effect,
/* Allocate the hardware effect */
effect->hweffect = (struct haptic_hweffect *)
SDL_malloc(sizeof(struct haptic_hweffect));
if (effect->hweffect == NULL) {
if (!effect->hweffect) {
return SDL_OutOfMemory();
}