parse.c File Reference

The parser. More...

#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "parse.h"
#include "shelltypes.h"

Functions
bool	is_blank (const char *str)
struct command *	parse_command (char *command, size_t command_len)
	Parse a command string into a command struct.
struct job *	parse_job (char *job_str)
	Parse a command string containing pipes into a job struct. The string should not have any semicolons.
struct job *	parse_line_to_jobs (char *line)
	Parse a line into a list of jobs.

Detailed Description

The parser.

Function Documentation

is_blank()

bool is_blank

(

const char *

str

)

parse_command()

struct command * parse_command	(	char *	command,
		size_t	command_len )

Parse a command string into a command struct.

Parameters

command	The command string
command_len	The length of the command string

Returns

The parsed command struct

parse_job()

struct job * parse_job

(

char *

job_str

)

Parse a command string containing pipes into a job struct. The string should not have any semicolons.

Parameters

job_str

The command string

Returns

The parsed job struct

Using '\0' instead of ' ' will cause a segfault with strlen.

parse_line_to_jobs()

struct job * parse_line_to_jobs

(

char *

line

)

Parse a line into a list of jobs.

Parameters

line	The line to parse

Returns

A pointer to the first job in a linked list