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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
/* Read and output terminal commands */
#include "config.h"
#include "alloc.h"
#include "fail.h"
#include "io.h"
#include "mlvalues.h"
#ifdef HAS_TERMCAP
extern int tgetent (char * buffer, char * name);
extern int tgetstr (char * id, char ** area);
extern int tgetnum (char * id);
extern int tputs (char * str, int count, int (*outchar)(int c));
value terminfo_setup(value unit) /* ML */
{
static char buffer[1024];
if (tgetent(buffer, getenv("TERM")) != 1) failwith("Terminfo.setupterm");
return Val_unit;
}
value terminfo_getstr(value capa) /* ML */
{
char buff[1024];
char * p = buff;
if (tgetstr(String_val(capa), &p) == 0) raise_not_found();
return copy_string(buff);
}
value terminfo_getnum(value capa) /* ML */
{
int res = tgetnum(String_val(capa));
if (res == -1) raise_not_found();
return Val_int(res);
}
static struct channel * terminfo_putc_channel;
static int terminfo_putc(int c)
{
putch(terminfo_putc_channel, c);
return c;
}
value terminfo_puts(value vchan, value str, value count) /* ML */
{
terminfo_putc_channel = Channel(vchan);
tputs(String_val(str), Int_val(count), terminfo_putc);
return Val_unit;
}
#else
value terminfo_setup(value unit)
{
failwith("Terminfo.setupterm");
return Val_unit;
}
value terminfo_getstr(value capa)
{
raise_not_found();
return Val_unit;
}
value terminfo_getnum(value capa)
{
raise_not_found();
return Val_unit;
}
value terminfo_puts(value vchan, value str, value count)
{
invalid_argument("Terminfo.puts");
return Val_unit;
}
#endif
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