#define _get_osfhandle get_osfhandle
#endif
+int is_console__(int fd) {
+ DWORD st;
+ HANDLE h;
+ if (!_isatty(fd)) {
+ /* TTY must be a character device */
+ return 0;
+ }
+ h = (HANDLE)_get_osfhandle(fd);
+ if (h == INVALID_HANDLE_VALUE) {
+ /* Broken handle can't be terminal */
+ return 0;
+ }
+ if (!GetConsoleMode(h, &st)) {
+ /* GetConsoleMode appears to fail when it's not a TTY. In
+ particular, it's what most of our terminal functions
+ assume works, so if it doesn't work for all intents
+ and purposes we're not dealing with a terminal. */
+ return 0;
+ }
+ return 1;
+}
+
+
int
set_console_buffering__(int fd, int cooked)
{
DWORD flgs = ENABLE_LINE_INPUT | ENABLE_ECHO_INPUT;
if ( (h = (HANDLE)_get_osfhandle(fd)) != INVALID_HANDLE_VALUE ) {
- /* Only for console-connected Handles */
- if ( GetFileType(h) == FILE_TYPE_CHAR ) {
if ( GetConsoleMode(h,&st) &&
- SetConsoleMode(h, cooked ? (st | flgs) : st & ~flgs) ) {
+ SetConsoleMode(h, cooked ? (st | ENABLE_LINE_INPUT) : st & ~flgs) ) {
return 0;
- }
- }
+ }
}
return -1;
}