pipeline.c File Reference

#include "pipeline.h"
#include "builtin.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/argsplit.h>
#include <sys/io.h>
#include <sys/proc.h>

Go to the source code of this file.

Functions
uint64_t	pipeline_init (pipeline_t *pipeline, const char *cmdline)
void	pipeline_deinit (pipeline_t *pipeline)
static uint64_t	pipeline_execute_builtin (cmd_t *cmd)
static pid_t	pipeline_execute_cmd (cmd_t *cmd)
uint64_t	pipeline_execute (pipeline_t *pipeline)

Variables
static const char *	lookupDirs []

Function Documentation

pipeline_deinit()

void pipeline_deinit

(

pipeline_t *

pipeline

)

Definition at line 275 of file pipeline.c.

References pipeline_t::amount, cmd_t::argv, close(), pipeline_t::cmds, free(), pipeline_t::globalStdin, NULL, PIPE_READ, PIPE_WRITE, cmd_t::shouldCloseStderr, cmd_t::shouldCloseStdin, cmd_t::shouldCloseStdout, cmd_t::stderr, cmd_t::stdin, and cmd_t::stdout.

Referenced by interactive_execute_command().

pipeline_execute()

uint64_t pipeline_execute

(

pipeline_t *

pipeline

)

Definition at line 442 of file pipeline.c.

References pipeline_t::amount, atoi, buffer, calloc(), CLOCKS_NEVER, close(), pipeline_t::cmds, ERR, errno, pollfd_t::events, EXIT_FAILURE, pollfd_t::fd, free(), pipeline_t::globalStdin, malloc(), MAX_PATH, memmove(), NULL, openf(), PIPE_WRITE, pipeline_execute_cmd(), poll(), POLLERR, POLLIN, printf(), read(), pipeline_t::status, STDIN_FILENO, strerror(), write(), and writef().

Referenced by execute_command(), and interactive_execute_command().

pipeline_execute_builtin()

static uint64_t pipeline_execute_builtin ( cmd_t *  cmd )

static

Definition at line 309 of file pipeline.c.

References cmd_t::argc, cmd_t::argv, builtin_execute(), close(), dup(), dup2(), ERR, cmd_t::stderr, STDERR_FILENO, cmd_t::stdin, STDIN_FILENO, cmd_t::stdout, and STDOUT_FILENO.

Referenced by pipeline_execute_cmd().

pipeline_execute_cmd()

static pid_t pipeline_execute_cmd ( cmd_t *  cmd )

static

Definition at line 354 of file pipeline.c.

References cmd_t::argc, cmd_t::argv, builtin_exists(), spawn_fd_t::child, close(), ERR, fprintf(), info, INODE_DIR, lookupDirs, MAX_PATH, NULL, pipeline_execute_builtin(), printf(), cmd_t::shouldCloseStderr, cmd_t::shouldCloseStdin, cmd_t::shouldCloseStdout, spawn(), SPAWN_FD_END, SPAWN_NONE, sprintf(), stat(), stderr, cmd_t::stderr, STDERR_FILENO, cmd_t::stdin, STDIN_FILENO, cmd_t::stdout, STDOUT_FILENO, and strlen().

Referenced by pipeline_execute().

pipeline_init()

uint64_t pipeline_init	(	pipeline_t *	pipeline,
		const char *	cmdline
	)

Definition at line 17 of file pipeline.c.

References pipeline_t::amount, cmd_t::argc, argsplit(), cmd_t::argv, pipeline_t::capacity, close(), pipeline_t::cmds, ERR, errno, free(), pipeline_t::globalStdin, malloc(), NULL, open(), open2(), PIPE_READ, PIPE_WRITE, printf(), cmd_t::shouldCloseStderr, cmd_t::shouldCloseStdin, cmd_t::shouldCloseStdout, pipeline_t::status, cmd_t::stderr, STDERR_FILENO, cmd_t::stdin, cmd_t::stdout, STDOUT_FILENO, strcmp(), strdup(), strerror(), and UINT64_MAX.

Referenced by execute_command(), and interactive_execute_command().

Variable Documentation

lookupDirs

const char* lookupDirs[]

static

Initial value:

= {
    "/bin",
    "/usr/bin",
}

Definition at line 12 of file pipeline.c.

Referenced by pipeline_execute_cmd().