diff options
Diffstat (limited to 'man3/grantpt.3')
| -rw-r--r-- | man3/grantpt.3 | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/man3/grantpt.3 b/man3/grantpt.3 index 34c59a52b6..c09d50685a 100644 --- a/man3/grantpt.3 +++ b/man3/grantpt.3 @@ -4,7 +4,7 @@ .\" .TH GRANTPT 3 2017-09-15 "GNU" "Linux Programmer's Manual" .SH NAME -grantpt \- grant access to the slave pseudoterminal +grantpt \- grant access to the terminal device corresponding to a pseudoterminal .SH SYNOPSIS .B #include <stdlib.h> .PP @@ -30,13 +30,14 @@ Glibc 2.23 and earlier: .SH DESCRIPTION The .BR grantpt () -function changes the mode and owner of the slave pseudoterminal device -corresponding to the master pseudoterminal referred to by the file descriptor +function changes the mode and owner of the terminal device +corresponding to the pseudoterminal device referred to by the file descriptor .IR fd . -The user ID of the slave is set to the real UID of the calling process. +The user ID of the terminal device +is set to the real UID of the calling process. The group ID is set to an unspecified value (e.g., .IR tty ). -The mode of the slave is set to 0620 (crw\-\-w\-\-\-\-). +The mode of the terminal device is set to 0620 (crw\-\-w\-\-\-\-). .PP The behavior of .BR grantpt () @@ -53,7 +54,7 @@ appropriately. .SH ERRORS .TP .B EACCES -The corresponding slave pseudoterminal could not be accessed. +The corresponding terminal device could not be accessed. .TP .B EBADF The @@ -63,7 +64,7 @@ argument is not a valid open file descriptor. .B EINVAL The .I fd -argument is valid but not associated with a master pseudoterminal. +argument is valid but not associated with a pseudoterminal device. .SH VERSIONS .BR grantpt () is provided in glibc since version 2.1. @@ -90,7 +91,7 @@ Many systems implement this function via a set-user-ID helper binary called "pt_chown". On Linux systems with a devpts filesystem (present since Linux 2.2), the kernel normally sets the correct ownership and permissions -for the pseudoterminal slave when the master is opened +for the corresponding terminal device when the pseudoterminal device is opened .RB ( posix_openpt (3)), so that nothing must be done by .BR grantpt (). |