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/*
* The MIT License (MIT)
*
* Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef PIPE_H_
#define PIPE_H_
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "log/logging.h"
struct pipe_handle;
typedef struct pipe_handle s_pipe_handle;
struct pipe_file_handle;
typedef struct pipe_file_handle s_pipe_file_handle;
enum pipe_end {
PIPE_READ = 0,
PIPE_WRITE = 1,
};
enum criterion_std_fd {
CR_STDIN = 0,
CR_STDOUT = 1,
CR_STDERR = 2,
};
enum pipe_opt {
PIPE_NOOPT = 0,
PIPE_DUP = 1 << 0,
PIPE_CLOSE = 1 << 1,
};
s_pipe_handle *stdpipe();
FILE *pipe_in(s_pipe_handle *p, enum pipe_opt opts);
FILE *pipe_out(s_pipe_handle *p, enum pipe_opt opts);
s_pipe_file_handle *pipe_out_handle(s_pipe_handle *p, enum pipe_opt opts);
s_pipe_file_handle *pipe_in_handle(s_pipe_handle *p, enum pipe_opt opts);
int stdpipe_options(s_pipe_handle *pipe, int id, int noblock);
void pipe_std_redirect(s_pipe_handle *pipe, enum criterion_std_fd fd);
int pipe_write(const void *buf, size_t size, s_pipe_file_handle *pipe);
int pipe_read(void *buf, size_t size, s_pipe_file_handle *pipe);
CR_INLINE FILE *get_std_file(enum criterion_std_fd fd_kind)
{
switch (fd_kind) {
case CR_STDIN: return stdin;
case CR_STDOUT: return stdout;
case CR_STDERR: return stderr;
}
criterion_perror("get_std_file: invalid parameter.\n");
abort();
}
extern s_pipe_handle *stdout_redir;
extern s_pipe_handle *stderr_redir;
extern s_pipe_handle *stdin_redir;
s_pipe_file_handle *pipe_file_open(const char *path);
void cri_silence_outputs(void);
void cri_restore_outputs(void);
#endif /* !PIPE_H_ */
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