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Added the BSDish openpty().

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25135 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2008-04-24 21:30:38 +00:00
parent fb913b19be
commit cc6e7cb347
3 changed files with 64 additions and 0 deletions
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19
headers/compatibility/bsd/pty.h Normal file
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@ -0,0 +1,19 @@
/*
* Copyright 2008, Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _BSD_PTY_H_
#define _BSD_PTY_H_
#include <sys/cdefs.h>
#include <termios.h>
__BEGIN_DECLS
extern int openpty(int* master, int* slave, char* name,
struct termios* termAttrs, struct winsize* windowSize);
__END_DECLS
#endif // _BSD_PTY_H_

1
src/libs/bsd/Jamfile
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@ -11,6 +11,7 @@ SharedLibrary libbsd.so :
getpass.c
issetugid.c
progname.c
pty.cpp
signal.c
stringlist.c
unvis.c

44
src/libs/bsd/pty.cpp Normal file
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@ -0,0 +1,44 @@
/*
* Copyright 2008, Ingo Weinhold, ingo_weinhold@gmx.de. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#include <pty.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
int
openpty(int* _master, int* _slave, char* name, struct termios* termAttrs,
struct winsize* windowSize)
{
int master = posix_openpt(O_RDWR);
if (master < 0)
return -1;
int slave;
const char *ttyName;
if (grantpt(master) != 0 || unlockpt(master) != 0
|| (ttyName = ptsname(master)) == NULL
|| (slave = open(ttyName, O_RDWR | O_NOCTTY)) < 0) {
close(master);
return -1;
}
if (termAttrs != NULL && tcsetattr(master, TCSANOW, termAttrs) != 0
|| windowSize != NULL
&& ioctl(master, TIOCSWINSZ, windowSize, sizeof(winsize)) != 0) {
close(slave);
close(master);
}
*_master = master;
*_slave = slave;
if (name != NULL)
strcpy(name, ttyName);
return 0;
}