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UNIX for Advanced & Expert Users
Reading putty command line parameters from Linux
Post 302307598 by tpietschmann on Wednesday 15th of April 2009 10:17:58 PM
04-15-2009
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LEARN ABOUT DEBIAN
tcgetsid
TCGETSID(3) Linux Programmer's Manual TCGETSID(3) NAME
tcgetsid - get session ID SYNOPSIS
#define _XOPEN_SOURCE 500 /* See feature_test_macros(7) */ #include <termios.h> pid_t tcgetsid(int fd); DESCRIPTION
The function tcgetsid() returns the session ID of the current session that has the terminal associated to fd as controlling terminal. This terminal must be the controlling terminal of the calling process. RETURN VALUE
When fd refers to the controlling terminal of our session, the function tcgetsid() will return the session ID of this session. Otherwise, -1 is returned, and errno is set appropriately. ERRORS
EBADF fd is not a valid file descriptor. ENOTTY The calling process does not have a controlling terminal, or it has one but it is not described by fd. VERSIONS
tcgetsid() is provided in glibc since version 2.1. CONFORMING TO
POSIX.1-2001. NOTES
This function is implemented via the TIOCGSID ioctl(2), present since Linux 2.1.71. SEE ALSO
getsid(2) COLOPHON
This page is part of release 3.44 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. GNU
2010-09-10 TCGETSID(3)