mirror of
https://gitlab.com/sortix/sortix.git
synced 2023-02-13 20:55:38 -05:00
74 lines
2 KiB
C++
74 lines
2 KiB
C++
/*******************************************************************************
|
|
|
|
Copyright(C) Jonas 'Sortie' Termansen 2011.
|
|
|
|
This file is part of the Sortix C Library.
|
|
|
|
The Sortix C Library is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
The Sortix C Library is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
stdio/stdio.cpp
|
|
Sets up stdin, stdout, stderr.
|
|
|
|
*******************************************************************************/
|
|
|
|
#define __SORTIX_STDLIB_REDIRECTS 0
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "fdio.h"
|
|
|
|
extern "C" { FILE* stdin; }
|
|
extern "C" { FILE* stdout; }
|
|
extern "C" { FILE* stderr; }
|
|
|
|
extern "C" int init_stdio()
|
|
{
|
|
// TODO: These calls require memory allocation and can fail - which we don't
|
|
// currently handle. How about declaring these as global objects and
|
|
// using fdio_install_fd instead?
|
|
stdin = fdio_new_fd(0, "r");
|
|
stdout = fdio_new_fd(1, "w");
|
|
stderr = fdio_new_fd(2, "w");
|
|
setvbuf(stderr, NULL, _IONBF, 0);
|
|
return 0;
|
|
}
|
|
|
|
extern "C" int getchar(void)
|
|
{
|
|
return fgetc(stdin);
|
|
}
|
|
|
|
extern "C" int putchar(int c)
|
|
{
|
|
return fputc(c, stdout);
|
|
}
|
|
|
|
extern "C" char* sortix_gets(void)
|
|
{
|
|
char* buf = NULL;
|
|
size_t n;
|
|
if ( getline(&buf, &n, stdin) < 0 )
|
|
return NULL;
|
|
size_t linelen = strlen(buf);
|
|
if ( linelen && buf[linelen-1] == '\n' ) { buf[linelen-1] = 0; }
|
|
return buf;
|
|
}
|
|
|
|
extern "C" int puts(const char* str)
|
|
{
|
|
return printf("%s\n", str) < 0 ? EOF : 1;
|
|
}
|