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Shell Programming and Scripting
Linux csh script going to Suspended (tty output) when running with & (bg)
Post 302912349 by Corona688 on Thursday 7th of August 2014 12:22:09 PM
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LEARN ABOUT SUSE
tcgetsid
TCGETSID(3) Linux Programmer's Manual TCGETSID(3) NAME
tcgetsid - get session ID SYNOPSIS
#define _XOPEN_SOURCE 500 #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 3.25 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
2008-06-14 TCGETSID(3)