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Manpages READDIRSection: Linux Programmer's Manual (3 )Updated: 1996-04-22 Index Return to Main Contents NAMEreaddir - read a directorySYNOPSIS#include <sys/types.h> #include <dirent.h> struct dirent *readdir(DIR *dir); DESCRIPTIONThe readdir() function returns a pointer to a dirent structure representing the next directory entry in the directory stream pointed to by dir. It returns NULL on reaching the end-of-file or if an error occurred.The data returned by readdir() is overwritten by subsequent calls to readdir() for the same directory stream. The dirent structure is defined as follows:
RETURN VALUEThe readdir() function returns a pointer to a dirent structure, or NULL if an error occurs or end-of-file is reached.ERRORS
CONFORMING TOSVID 3, POSIX, BSD 4.3According to POSIX, the dirent structure contains a field char d_name[] of unspecified size, with at most NAME_MAX characters preceding the terminating null character. Use of other fields will harm the portability of your programs. BUGSField d_type is not implemented as of libc6 2.1 and will always return DT_UNKNOWN (0).SEE ALSOread(2), opendir(3), closedir(3), rewinddir(3), seekdir(3), telldir(3), scandir(3)
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