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tcgetsid
Langue: en
Version: 2003-01-30 (fedora - 16/08/07)
Section: 3 (Bibliothèques de fonctions)
NAME
tcgetsid - get session IDSYNOPSIS
#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.
NOTES
This function is implemented via the TIOCGSID ioctl(), present since Linux 2.1.71.CONFORMING TO
POSIX.1-2001SEE ALSO
getsid(2)Contenus ©2006-2024 Benjamin Poulain
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