kolibrios/contrib/sdk/sources/newlib/libc/sys/conio.c

#include <_ansi.h>
#include <sys/unistd.h>
#include "io.h"

void load_libconsole();
void     __stdcall con_init(unsigned w_w, unsigned w_h, unsigned s_w, unsigned s_h, const char* t);
void     __stdcall con_exit(char bCloseWindow);
unsigned __stdcall con_get_flags(void);
unsigned __stdcall con_set_flags(unsigned new_flags);
void     __stdcall con_cls(void);
void     __stdcall con_write_string(const char* string, unsigned length);
short    __stdcall con_getch2(void);

int __gui_mode;

static int console_read(const char *path, void *buff,
           size_t offset, size_t count, size_t *done)
{
    char *p = buff;
    int   cnt = 0;
    short c;
    char  ch;

//   __asm__ volatile("int3");

    do
    {
        c = con_getch2();
        ch = (char)c;
        if(ch != 0)
        {
            p[cnt] = ch != 0x0D ? ch : 0x0A;
            con_write_string(p+cnt, 1);
            cnt++;
        }
    }while(ch != 0x0D);

    *done = cnt;
    return 0;
}


static int console_write(const char *path, const void *buff,
                 size_t offset, size_t count, size_t *writes)
{
    con_write_string(buff, count);

    *writes = count;
    return 0;
};

void __init_conio()
{
    __io_handle *ioh;

    load_libconsole();
    con_init(80, 25, 80, 500, "Console application");

    ioh = &__io_tab[STDIN_FILENO];
    ioh->mode  = _READ|_ISTTY;
    ioh->read  = &console_read;

    ioh = &__io_tab[STDOUT_FILENO];
    ioh->mode  = _WRITE|_ISTTY;
    ioh->write = &console_write;
};

void __fini_conio()
{
    con_exit(0);
}