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Added SDL_SetErrorV()

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This commit is contained in:
Sam Lantinga
2024-10-13 09:26:25 -07:00
parent d5e02474ac
commit a567786762
5 changed files with 39 additions and 7 deletions
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25
src/SDL_error.c
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@@ -25,18 +25,29 @@
#include "SDL_error_c.h"
bool SDL_SetError(SDL_PRINTF_FORMAT_STRING const char *fmt, ...)
{
va_list ap;
bool result;
va_start(ap, fmt);
result = SDL_SetErrorV(fmt, ap);
va_end(ap);
return result;
}
bool SDL_SetErrorV(SDL_PRINTF_FORMAT_STRING const char *fmt, va_list ap)
{
// Ignore call if invalid format pointer was passed
if (fmt) {
va_list ap;
int result;
SDL_error *error = SDL_GetErrBuf(true);
va_list ap2;
error->error = SDL_ErrorCodeGeneric;
va_start(ap, fmt);
result = SDL_vsnprintf(error->str, error->len, fmt, ap);
va_end(ap);
va_copy(ap2, ap);
result = SDL_vsnprintf(error->str, error->len, fmt, ap2);
va_end(ap2);
if (result >= 0 && (size_t)result >= error->len && error->realloc_func) {
size_t len = (size_t)result + 1;
@@ -44,9 +55,9 @@ bool SDL_SetError(SDL_PRINTF_FORMAT_STRING const char *fmt, ...)
if (str) {
error->str = str;
error->len = len;
va_start(ap, fmt);
(void)SDL_vsnprintf(error->str, error->len, fmt, ap);
va_end(ap);
va_copy(ap2, ap);
(void)SDL_vsnprintf(error->str, error->len, fmt, ap2);
va_end(ap2);
}
}