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NAME="POSIX-FILES-AND-DIRECTORIES">Files and Directories [POSIX Section 5]</H1
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NAME="POSIX-FILES-AND-DIRECTORIES">Files and Directories [POSIX Section 5]</H1
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><DIV
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><H2
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><H2
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NAME="AEN13039">Functions Implemented</H2
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NAME="AEN13039">Functions Implemented</H2
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CLASS="SCREEN"
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>DIR *opendir( const char *dirname );
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>DIR *opendir( const char *dirname );
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struct dirent *readdir( DIR *dirp );
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struct dirent *readdir( DIR *dirp );
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int readdir_r( DIR *dirp, struct dirent *entry,
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int readdir_r( DIR *dirp, struct dirent *entry,
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struct dirent **result );
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struct dirent **result );
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void rewinddir( DIR *dirp );
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void rewinddir( DIR *dirp );
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int closedir( DIR *dirp );
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int closedir( DIR *dirp );
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int chdir( const char *path );
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int chdir( const char *path );
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char *getcwd( char *buf, size_t size );
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char *getcwd( char *buf, size_t size );
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int open( const char * path , int oflag , ... );
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int open( const char * path , int oflag , ... );
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int creat( const char * path, mode_t mode );
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int creat( const char * path, mode_t mode );
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int link( const char *existing, const char *new );
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int link( const char *existing, const char *new );
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int mkdir( const char *path, mode_t mode );
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int mkdir( const char *path, mode_t mode );
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int unlink( const char *path );
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int unlink( const char *path );
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int rmdir( const char *path );
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int rmdir( const char *path );
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int rename( const char *old, const char *new );
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int rename( const char *old, const char *new );
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int stat( const char *path, struct stat *buf );
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int stat( const char *path, struct stat *buf );
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int fstat( int fd, struct stat *buf );
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int fstat( int fd, struct stat *buf );
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int access( const char *path, int amode );
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int access( const char *path, int amode );
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long pathconf(const char *path, int name);
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long pathconf(const char *path, int name);
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long fpathconf(int fd, int name);</PRE
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long fpathconf(int fd, int name);</PRE
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><A
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><A
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NAME="AEN13042">Functions Omitted</H2
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NAME="AEN13042">Functions Omitted</H2
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><TABLE
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>mode_t umask( mode_t cmask );
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>mode_t umask( mode_t cmask );
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int mkfifo( const char *path, mode_t mode );
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int mkfifo( const char *path, mode_t mode );
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int chmod( const char *path, mode_t mode ); // TBA
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int chmod( const char *path, mode_t mode ); // TBA
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int fchmod( int fd, mode_t mode ); // TBA
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int fchmod( int fd, mode_t mode ); // TBA
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int chown( const char *path, uid_t owner, gid_t group );
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int chown( const char *path, uid_t owner, gid_t group );
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int utime( const char *path, const struct utimbuf *times ); // TBA
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int utime( const char *path, const struct utimbuf *times ); // TBA
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int ftruncate( int fd, off_t length ); // TBA</PRE
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int ftruncate( int fd, off_t length ); // TBA</PRE
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><A
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><A
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NAME="AEN13045">Notes</H2
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NAME="AEN13045">Notes</H2
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><P
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><P
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></P
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></P
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><UL
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><UL
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><LI
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><LI
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><P
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><P
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> If a call to <TT
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> If a call to <TT
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CLASS="FUNCTION"
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CLASS="FUNCTION"
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>open()</TT
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>open()</TT
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> or <TT
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> or <TT
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CLASS="FUNCTION"
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CLASS="FUNCTION"
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>creat()</TT
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>creat()</TT
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> supplies
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> supplies
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the third _mode_ parameter, it will
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the third _mode_ parameter, it will
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currently be ignored.
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currently be ignored.
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</P
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</P
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></LI
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><LI
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><LI
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><P
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><P
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> Most of the functionality of these functions depends on
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> Most of the functionality of these functions depends on
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the underlying filesystem.
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the underlying filesystem.
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</P
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</P
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></LI
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><P
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> Currently<SPAN
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> Currently<SPAN
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CLASS="emphasis"
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><I
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><I
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CLASS="EMPHASIS"
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> access()</I
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> access()</I
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></SPAN
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> only checks the
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> only checks the
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<SPAN
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<SPAN
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CLASS="emphasis"
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><I
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><I
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CLASS="EMPHASIS"
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>F_OK</I
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>F_OK</I
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></SPAN
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></SPAN
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> mode explicitly, the others are
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> mode explicitly, the others are
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all assumed to be true by default.
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all assumed to be true by default.
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</P
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</P
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></LI
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></LI
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><LI
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><LI
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><P
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><P
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> The maximum number of open files allowed is supplied by
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> The maximum number of open files allowed is supplied by
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the CYGNUM_FILEIO_NFILE option. The maximum number
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the CYGNUM_FILEIO_NFILE option. The maximum number
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of file descriptors is supplied by the CYGNUM_FILEIO_NFD
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of file descriptors is supplied by the CYGNUM_FILEIO_NFD
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option.
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option.
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</P
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</P
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