-
-/*
- * discard.c -- discard output on a file pointer
+/* discard.c -- discard output on a file pointer
*
* This code is Copyright (c) 2002, by the authors of nmh. See the
* COPYRIGHT file in the root directory of the nmh distribution for
#include <termios.h>
-
void
discard (FILE *io)
{
- if (io == NULL)
- return;
-
- tcflush (fileno(io), TCOFLUSH);
-
-#if defined(_FSTDIO) || defined(__DragonFly__)
- fpurge (io);
-#else
-# ifdef LINUX_STDIO
- io->_IO_write_ptr = io->_IO_write_base;
-# else
- if ((io->_ptr = io->_base))
- io->_cnt = 0;
-# endif
-#endif
+ if (io)
+ tcflush (fileno(io), TCOFLUSH);
}
-