59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/****************************************************************************
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* Header file for private *at functions *
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****************************************************************************/
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/**
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* @file private_at_functions.h
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* @author Celine Mercier (celine.mercier@metabarcoding.org)
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* @date 15 June 2015
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* @brief Header file for the private replacement functions for *at functions.
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*/
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#ifndef PRIVATE_OPENAT_H_
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#define PRIVATE_OPENAT_H_
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#include <sys/stat.h>
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#define MAX_PATH_LEN 4096 /**< Maximum length for the character string defining a
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file or directory path */
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/**
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* @brief Internal function getting the full path of a file or a directory from its
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* path relative to a directory file descriptor.
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*
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* @warning The returned pointer has to be freed by the caller.
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*
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* @param directory_file_descriptor The file descriptor for the directory to which
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* path_name is relative.
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* @param path_name The path name for the file or directory, relative to directory_file_descriptor.
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*
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* @returns A pointer to the full path.
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* @retval NULL if an error occurred.
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*
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* @since June 2015
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* @author Celine Mercier (celine.mercier@metabarcoding.org)
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*/
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char* get_full_path(int directory_file_descriptor, const char* path_name);
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/**
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* @brief Replacement function for opendirat() : open a directory relative to a directory file descriptor.
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*
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* @param directory_file_descriptor The file descriptor for the directory in which the directory should be opened.
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* @param path_name The path name for the directory to be opened, relative to directory_file_descriptor.
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*
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* @returns The file descriptor of the opened directory.
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* @retval NULL if an error occurred.
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*
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* @since June 2015
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* @author Celine Mercier (celine.mercier@metabarcoding.org)
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*/
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DIR* private_opendirat(int directory_file_descriptor, const char* path_name);
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#endif /* PRIVATEOPENAT_H_ */
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