/*
* term_io.h
* Terminal I/O header files
* POSIX - VAX C 3.0
* Grupo de Tecnologia em Computaco Grafica - PUC/Rio
* 31 Out 91
*/

#define BUFSIZE 512
#define T_OPEN  0x0001
#define T_READ  0x0002
#define T_ASAP  0x0004
#define T_ERROR 0x0008
#define T_EOF   (-1)

typedef struct
   {
   char  buffer[BUFSIZE];
   char *curp;
   int   flags;
   int   device;
   int   last;
   int   bufsize;
   } TERM;

TERM *_gks_puc_topen   ( const char *line, const char *mode );
void  _gks_puc_tclose  ( TERM *t );
int   _gks_puc_tflags  ( TERM *t, int flag );
int   _gks_puc_tgetc   ( TERM *t );
int   _gks_puc_tungetc ( int c, TERM *t );
int   _gks_puc_tputc   ( int c, TERM *t );
int   _gks_puc_tflush  ( TERM *t );