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sortix--sortix/libc/stdio.c

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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011.
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This file is part of the Sortix C Library.
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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.
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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
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
stdio.c
Sets up stdin, stdout, stderr.
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*******************************************************************************/
#define __SORTIX_STDLIB_REDIRECTS 0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "fdio.h"
FILE* stdin;
FILE* stdout;
FILE* stderr;
int init_stdio()
{
stdin = fdio_newfile(0, "r");
stdout = fdio_newfile(1, "w");
stderr = fdio_newfile(2, "w");
return 0;
}
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int getchar(void)
{
return fgetc(stdin);
}
int putchar(int c)
{
return fputc(c, stdout);
}
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;
}
int puts(const char* str)
{
return printf("%s\n", str) < 0 ? EOF : 1;
}