warning fixes.

libsdl-org · Mar 3, 2023 · 32442d0 · 32442d0
1 parent a61c2fc
commit 32442d0
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Showing 2 changed files with 7 additions and 4 deletions.
diff --git a/IMG_avif.c b/IMG_avif.c
@@ -88,8 +88,8 @@ void IMG_QuitAVIF()
 static SDL_bool ReadAVIFHeader(SDL_RWops *src, Uint8 **header_data, size_t *header_size)
 {
     Uint8 magic[16];
-    Uint64 size;
-    size_t read = 0;
+    Sint64 size;
+    Sint64 read = 0;
     Uint8 *data;
 
     *header_data = NULL;
@@ -133,7 +133,7 @@ static SDL_bool ReadAVIFHeader(SDL_RWops *src, Uint8 **header_data, size_t *head
     }
 
     /* Read in the header */
-    data = (Uint8 *)SDL_malloc(size);
+    data = (Uint8 *)SDL_malloc((size_t)size);
     if (!data) {
         return SDL_FALSE;
     }
@@ -189,6 +189,8 @@ static avifResult ReadAVIFIO(struct avifIO * io, uint32_t readFlags, uint64_t of
 {
     avifIOContext *context = (avifIOContext *)io->data;
 
+    (void) readFlags;   /* not used */
+
     /* The AVIF reader bounces all over, so always seek to the correct offset */
     if (SDL_RWseek(context->src, context->start + offset, SDL_RW_SEEK_SET) < 0) {
         return AVIF_RESULT_IO_ERROR;

diff --git a/IMG_gif.c b/IMG_gif.c
@@ -372,7 +372,7 @@ ReadColorMap(SDL_RWops *src, int number,
     unsigned char rgb[3];
     int flag;
 
-    flag = TRUE;
+    flag = 1;
 
     for (i = 0; i < number; ++i) {
         if (!ReadOK(src, rgb, sizeof(rgb))) {
@@ -391,6 +391,7 @@ ReadColorMap(SDL_RWops *src, int number,
     else
         *gray = PPM_TYPE;
 #else
+    (void) flag;
     *gray = 0;
 #endif