-----------------------------------------------------------------------+
Comp| A - Serial Device : /dev/ttyS0 |
Port| B - Lockfile Location : /var/lock |
| C - Callin Program : |
Pres| D - Callout Program : |
| E - Bps/Par/Bits : 9600 7E1 |
| F - Hardware Flow Control : Yes |
| G - Software Flow Control : No |
| |
| Change which setting? |
+-----------------------------------------------------------------------+
I'm a newbie. I've ordered a loopback plug from Newegg.
How do I use it?
I think my serial port(on board) is not working ......
because when I am running same code on two machines its working good....but when my system comes into picture ....it doesnt show any output comming from serial port..........
can anybody tell me how to configure my serial port.........or to... (16 Replies)
Hi,
I am working with solaris 9,SUN-Blade-100 and I want to communicate with the Serial port.To check whether the port is working or not.I write code and when I execute the file,then I got the output--
According to this,serial port is not found.can anyone please tell me how to configure the... (1 Reply)
I have a need to determine when a string has been completely sent via a serial port from a standard 'C' application. The code is as follows:
SerialPort_Send = open (pPortString, O_WRONLY | O_NOCTTY | O_NONBLOCK);
write (SerialPort_Send, pCommandString, strlen (pCommandString));
... (2 Replies)
Hi,
How can i configure my modem in AIX thru serial port (sa0-->tty0)
I have two port serial card configured as sa0
I created tty1 which port is tty0 and which port is tty1 how can i know?? (1 Reply)
A neighbour's Ubuntu 10.04 machine has five serial ports, one on the motherboard and four on a PCI card. However, only four cards are showing:
# dmesg | grep tty
console enabled
serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
00:08: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
... (2 Replies)
Hi,
I have a external board connected to my serial port. I need to execute "shutdown -r now" command when system boot up. When system boots up it requires a username ans password. Then I need to run my command. I can use rc script but that is rebooting system before it asks for username and... (0 Replies)
Hi Everyone,
In my environment, I have few T5220. On the iLOM Management Card, I have both Network and Serial port are cabled, I don't have any issues while I try to connect using Network Management port, but when I try to connect the serial port for the same server which is actually connected... (3 Replies)
hello all,
please any one can provide me the shell script to write data to /dev/ttyS1
and read responce from /dev/ttyS1 and compare the responce to some string ..
thnxx
---------- Post updated at 03:35 PM ---------- Previous update was at 11:46 AM ----------
any body help me..
how do i... (1 Reply)
Hello,
I have an unloaded T5140 machine and want to access the ILOM for the first time and subsequently the network port after that., and then load Solaris 10 the final January 2011 build.
The first part is what confuses me -the cabling.
I am coming from a Windows machine (w/appropriate... (5 Replies)
Discussion started by: joboy
5 Replies
LEARN ABOUT DEBIAN
ost_lockfile
ost::Lockfile(3) Library Functions Manual ost::Lockfile(3)NAME
ost::Lockfile -
This class is used to create a 'named' lock entity that can be used to control access to a resource between multiple processes.
SYNOPSIS
#include <process.h>
Public Member Functions
Lockfile (const char *name)
Create a lock under a known name.
Lockfile ()
Create a new lock object that can be used to make locks.
~Lockfile ()
Destroy the current lock and release it.
bool lock (const char *name)
Lock a system-wide name for this process.
void unlock (void)
Release an acquired lock.
bool isLocked (void)
Flag if the current process has aqcuired a lock.
Detailed Description
This class is used to create a 'named' lock entity that can be used to control access to a resource between multiple processes.
The posix implimentation uses a pidfile and the win32 version uses a globally visible mutex.
Author:
David Sugar dyfet@ostel.com System-wide named lock
Constructor & Destructor Documentation
ost::Lockfile::Lockfile (const char *name)
Create a lock under a known name. Parameters:
name of system-wide lock to create.
ost::Lockfile::Lockfile ()
Create a new lock object that can be used to make locks.
ost::Lockfile::~Lockfile () [inline]
Destroy the current lock and release it.
Member Function Documentation
bool ost::Lockfile::isLocked (void)
Flag if the current process has aqcuired a lock. Returns:
true if we have the lock.
bool ost::Lockfile::lock (const char *name)
Lock a system-wide name for this process. If the lock is successful, return true. If an existing lock was already acquired, release it
first.
Returns:
true if lock successful.
Parameters:
name system-wide lock to use.
void ost::Lockfile::unlock (void)
Release an acquired lock.
Author
Generated automatically by Doxygen for GNU CommonC++ from the source code.
GNU CommonC++ Sat Jun 23 2012 ost::Lockfile(3)