Unix/Linux Go Back    


NetBSD 6.1.5 - man page for tcgetsid (netbsd section 3)

Linux & Unix Commands - Search Man Pages
Man Page or Keyword Search:   man
Select Man Page Set:       apropos Keyword Search (sections above)


TCGETSID(3)			   BSD Library Functions Manual 		      TCGETSID(3)

NAME
     tcgetsid -- get session ID associated with a controlling terminal

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <sys/types.h>
     #include <unistd.h>

     pid_t
     tcgetsid(int fd);

DESCRIPTION
     The tcgetsid function returns the value of the session ID associated with the specified con-
     trolling terminal device.	The session ID is defined as the process group ID of the session
     leader.

ERRORS
     If an error occurs, tcgetsid returns -1 and the global variable errno is set to indicate the
     error, as follows:

     [EBADF]		The fd argument is not a valid file descriptor.

     [ENOTTY]		The calling process does not have a controlling terminal or the underly-
			ing terminal device represented by fd is not the controlling terminal.

SEE ALSO
     getsid(2), setsid(2), tcgetpgrp(3)

STANDARDS
     The tcgetsid function conforms to X/Open Portability Guide Issue 4, Version 2 (``XPG4.2'').

BSD					February 13, 1998				      BSD
Unix & Linux Commands & Man Pages : ©2000 - 2018 Unix and Linux Forums


All times are GMT -4. The time now is 05:03 AM.