9 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hey guys,
Suppose i run passwd via bash shell. It is a suid program, which temporarily runs as root(owner) and modifies the user entries.
However, when i write a C file and give 4755 permission and root ownership to the 'a.out' file , it doesn't run as root in bash shell. I verified this by... (2 Replies)
Discussion started by: syncmaster
2 Replies
2. IP Networking
Hi,
I am trying my hand in networking programming in C, and got stuck in piping.
I was following some tutorial and did the forking like :
while (1)
{
newsockfd = accept(sockfd,
(struct sockaddr *) &cli_addr, &clilen);
if (newsockfd < 0)
... (4 Replies)
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3. Shell Programming and Scripting
I have one script that calls another script during execution. The other script does some processing, then either returns with exit 0 (if successful), or exits with error code numbers (if failed). However, in addition to the error code, I would like for that second script to be able to pass a... (4 Replies)
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4. Solaris
Hello,
Has somebody download it before oracle deleted from support section?
I tried dl it from:
oracle.com/us/products/tools/message-passing-toolkit-070499.html Oracle Message Passing Toolkit
but:
section decommissioned. Same in support and edelivery
I phoned to oracle support and... (2 Replies)
Discussion started by: time0ut
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5. UNIX for Dummies Questions & Answers
Are the programs written on schedulers ,thread library , process management, memory management, et al called systems programs ? How are they different from the programs that implement functions like open() , printf() , scanf() , read() .. they have a prefix sys_open, sys_close, sys_read etc , right... (1 Reply)
Discussion started by: vishwamitra
1 Replies
6. UNIX for Advanced & Expert Users
i want to add a system call(successfuly added) and pass the message(which contains int and a string)
/*code i used my program calling system call printmsg*/
message mm;
mm.m1_i1=10;
mm.m1_p1="hello";
printmsg(&mm);
/*user library*/
printmsg(*m1)
{
printf("integer... (1 Reply)
Discussion started by: kathir_dz
1 Replies
7. UNIX Benchmarks
CPU: 1 x PA8600, 440MHz
RAM: 1GB
Hardware model: 9000/800/N4000-44
BYTE UNIX Benchmarks (Version 3.11)
System -- HP-UX xxx B.11.11 U 9000/800 615379343 unlimited-user license
Start Benchmark Run: Tue Apr 4 05:43:42 IST 2006
1 interactive users.
Dhrystone 2 without register... (0 Replies)
Discussion started by: blowtorch
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8. Linux
I work in a computer company which sells computer configurations and parts of them. And I want to give a choice to customers. If they want to buy a PC with Linux installed, not Windows. But I find difficult to test the Graphic Cards in Linux OS. I have searched the web and I didn't found any... (2 Replies)
Discussion started by: vlatkop
2 Replies
9. Programming
Dear All,
Would you tell me how I can passing a message along pipes?
I have built a token ring connected with pipes, but I don't know how to pass the message along it through the command line...
Thx.
Yours,
i- (1 Reply)
Discussion started by: iminus
1 Replies
IPCMK(1) User Commands IPCMK(1)
NAME
ipcmk - create various ipc resources
SYNOPSIS
ipcmk <resource options> [additional options]
DESCRIPTION
ipcmk allows you to create shared memory segments, message queues or semaphore arrays.
RESOURCE OPTIONS
Resources may be specified as follows:
-M, --shmem [size]
Shared memory segment of size bytes.
-S, --semaphore [number]
Semaphore array with number of elements.
-Q, --queue
Message queue.
ADDITIONAL OPTIONS
-p, --mode [mode]
Permission for the resource. Default is 0644.
-h, --help
Display a short help message and exit.
-V, --version
Output version information and exit.
SEE ALSO
ipcrm(1), ipcs(1)
AUTHOR
Hayden A. James <hayden.james@gmail.com>
AVAILABILITY
The ipcmk command is part of the util-linux package and is available from Linux Kernel Archive <ftp://ftp.kernel.org/pub/linux/utils/util-
linux/>.
util-linux September 2011 IPCMK(1)