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twn_text.c: discard empty inputs

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veclav talica 2024-10-07 23:40:57 +03:00
parent 4c49366c44
commit ac74f39c03
1 changed files with 3 additions and 0 deletions
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src/rendering/twn_text.c
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@ -253,6 +253,9 @@ void draw_text(const char *string, Vec2 position, int height_px, Color color, co
/* the original string might not be around by the time it's used, so copy it */ /* the original string might not be around by the time it's used, so copy it */
size_t str_length = SDL_strlen(string) + 1; size_t str_length = SDL_strlen(string) + 1;
if (str_length == 1)
/* empty string */
return;
char *dup_string = string_arena_alloc(&string_arena, str_length); char *dup_string = string_arena_alloc(&string_arena, str_length);
SDL_strlcpy(dup_string, string, str_length); SDL_strlcpy(dup_string, string, str_length);