Function e9error_impl

src/e9patch/e9loader_pe.cpp:215–231

* Write an error message and exit. */

 * Write an error message and exit.
 */
static NO_INLINE NO_RETURN void e9error_impl(void *stderr,
    write_console_t WriteConsole, const char *msg, ...)
{
    char buf[BUFSIZ], *str = buf;
    str = e9write_str(str, "e9patch loader error: ");
    va_list ap;
    va_start(ap, msg);
    str = e9write_format(str, msg, ap);
    va_end(ap);
    str = e9write_char(str, '\n');

    size_t len = str - buf;
    WriteConsole(stderr, buf, len, NULL, NULL);
    while (true)
        asm volatile ("ud2");
    __builtin_unreachable();
}
#define e9error(msg, ...)                                                \
    e9error_impl(stderr, WriteConsole, msg, ##__VA_ARGS__)