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Celine Mercier
2015-06-23 18:36:20 +02:00
parent 152b34b5f4
commit 719ef61461
2 changed files with 0 additions and 49 deletions
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22
src/private_openat.c
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#include <fcntl.h>
#include <string.h>
#include <stdio.h>
#include "private_openat.h"
int private_openat(int directory_file_descriptor, const char* path_name, int flags)
{
int file_descriptor;
char full_path[MAX_PATH_LEN];
fcntl(directory_file_descriptor, F_GETPATH, full_path);
strlcat(full_path, "/", MAX_PATH_LEN);
strlcat(full_path, path_name, MAX_PATH_LEN);
file_descriptor = open(full_path, flags);
return file_descriptor;
}

27
src/private_openat.h
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/**
* @file private_openat.h
* @author Celine Mercier
* @date 15 June 2015
* @brief Header file for a replacement function for openat.
*/
#ifndef PRIVATE_OPENAT_H_
#define PRIVATE_OPENAT_H_
#define MAX_PATH_LEN 4096
/**
* @brief Replacement function for openat() : open a file relative to a directory file descriptor.
*
* @param directory_file_descriptor the file descriptor for the directory in which the file should be opened
* @param path_name the path name for the file, relative to directory_file_descriptor
* @param flags the access modes
*
* @return the file descriptor of the opened file
*
* @since June 2015
* @author Celine Mercier (celine.mercier@metabarcoding.org)
*/
int private_openat(int directory_file_descriptor, const char* path_name, int flags);
#endif /* PRIVATEOPENAT_H_ */