NAME    [Toc]    [Back]

       getdtablesize - get descriptor table size

SYNOPSIS    [Toc]    [Back]

       #include <unistd.h>

       int getdtablesize(void);

DESCRIPTION    [Toc]    [Back]

       getdtablesize  returns  the  maximum number of files a process can have
       open.

NOTES    [Toc]    [Back]

       getdtablesize is implemented as a library function in DLL 4.4.1.   This
       function  returns OPEN_MAX (set to 256 in Linux 2.0.23) if OPEN_MAX was
       defined when the library was compiled.  Otherwise, -1 is returned,  and
       errno is set to ENOSYS.

CONFORMING TO    [Toc]    [Back]

       SVr4, 4.4BSD (the getdtablesize function first appeared in BSD 4.2).

SEE ALSO    [Toc]    [Back]

       close(2), dup(2), open(2)



Linux 0.99.11			  1993-07-22		      GETDTABLESIZE(2)