ocaml/byterun/terminfo.c

127 lines
2.1 KiB
C

/* Read and output terminal commands */
#include "config.h"
#include "alloc.h"
#include "fail.h"
#include "io.h"
#include "mlvalues.h"
#ifdef HAS_TERMINFO
#undef getch
#include <curses.h>
#include <term.h>
value terminfo_setup(unit) /* ML */
value unit;
{
if (setupterm(NULL, 1, 1) != 1) failwith("Terminfo.setupterm");
return Val_unit;
}
value terminfo_getstr(capa) /* ML */
value capa;
{
char * res = (char *) tigetstr(String_val(capa));
if (res == (char *)(-1)) raise_not_found();
return copy_string(res);
}
value terminfo_getnum(capa) /* ML */
value capa;
{
int res = tigetnum(String_val(capa));
if (res == -2) raise_not_found();
return Val_int(res);
}
#else
#ifdef HAS_TERMCAP
#define _BSD /* For DEC OSF1 */
#undef getch
#include <curses.h>
value terminfo_setup(unit)
value unit;
{
static buffer[1024];
if (tgetent(buffer, getenv("TERM")) != 1) failwith("Terminfo.setupterm");
return Val_unit;
}
value terminfo_getstr(capa)
value capa;
{
char buff[1024];
char * p = buff;
if (tgetstr(String_val(capa), &p) == 0) raise_not_found();
return copy_string(buff);
}
value terminfo_getnum(capa)
value capa;
{
int res = tgetnum(String_val(capa));
if (res == -1) raise_not_found();
return Val_int(res);
}
#else
value terminfo_setup(unit)
value unit;
{
failwith("Terminfo.setupterm");
return Val_unit;
}
value terminfo_getstr(capa)
value capa;
{
raise_not_found();
return Val_unit;
}
value terminfo_getnum(capa)
value capa;
{
raise_not_found();
return Val_unit;
}
#endif
#endif
#if defined HAS_TERMINFO || defined HAS_TERMCAP
static struct channel * terminfo_putc_channel;
static int terminfo_putc(c)
int c;
{
putch(terminfo_putc_channel, c);
return c;
}
value terminfo_puts(chan, str, count) /* ML */
struct channel * chan;
value str, count;
{
terminfo_putc_channel = chan;
tputs(String_val(str), Int_val(count), terminfo_putc);
return Val_unit;
}
#else
value terminfo_puts(chan, str, count)
struct channel * chan;
value str, count;
{
invalid_argument("Terminfo.puts");
}
#endif