get_paths.c File Reference

/* ************************************************************************** */
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/*   get_paths.c                                        :+:      :+:    :+:   */
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/*   By: tgrekov <tgrekov@student.hive.fi>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/04/22 05:53:12 by tgrekov           #+#    #+#             */
/*   Updated: 2024/05/20 12:27:38 by tgrekov          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 

Definition in file get_paths.c.

#include <libft.h>
#include "../utils/utils.h"

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Functions
static int	compare (void *a, void *b)
	Compare path string a against path string b, which will always have a trailing forward slash.
static void *	copy (void *str)
	Duplicate a path string and append a forward slash.
char **	get_paths (char **envp)
	Create a null-terminated, unique array of paths from the environment pointer envp. Trailing forward slashes included free of charge.

Function Documentation

compare()

static int compare ( void *  a, void *  b  )

static

Compare path string a against path string b, which will always have a trailing forward slash.

Parameters

a	Path string
b	Previously copied path string with trailing forward slash

Return values

int	0 if identical

Definition at line 31 of file get_paths.c.

References ft_strlen(), and ft_strncmp().

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copy()

static void * copy ( void *  str )

static

Duplicate a path string and append a forward slash.

Parameters

str	Path string

Return values

void*

Path string with trailing /

Definition at line 53 of file get_paths.c.

References err(), and ft_strjoin().

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get_paths()

char ** get_paths

(

char **

envp

)

Create a null-terminated, unique array of paths from the environment pointer envp. Trailing forward slashes included free of charge.

Parameters

envp	Environment pointer

Return values

char**

Null-terminated, deduplicated array of paths from envp, with trailing /

Definition at line 73 of file get_paths.c.

References arr_free(), compare(), copy(), dedupe(), err(), ft_split(), and ft_strncmp().

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