Use standard function
@@ -567,7 +567,7 @@ static void change_cheat_address_callback(char ch)
return;
}
ch = toupper(ch);
- if (!ishexnumber(ch)) return;
+ if (!isxdigit(ch)) return;
unsigned digit_count = 0;
const char *s = text_input + 1;
@@ -643,7 +643,7 @@ static void change_cheat_value_callback(char ch)
SDL_StopTextInput();
return;
}
- if (!ishexnumber(ch)) return;
+ if (!isxdigit(ch)) return;
ch = toupper(ch);
size_t len = strlen(text_input);
if (len == 3) {
@@ -721,7 +721,7 @@ static void change_cheat_old_value_callback(char ch)
SDL_StopTextInput();
return;
}
- if (!ishexnumber(ch)) return;
+ if (!isxdigit(ch)) return;
ch = toupper(ch);
if (strcmp(text_input, "Any") == 0) {
strcpy(text_input, "$");
@@ -813,7 +813,7 @@ static void import_cheat_callback(char ch)
text_input[0] = 0;
return;
}
- if (ch != '-' && !ishexnumber(ch)) return;
+ if (ch != '-' && !isxdigit(ch)) return;
ch = toupper(ch);
size_t len = strlen(text_input);
if (len >= 12) {
