'Exit status' presentation slideshows

CPS 310 Unix Programming Environment and the Shell

CPS 310 Unix Programming Environment and the Shell. Jeff Chase Duke University http:// www.cs.duke.edu /~chase/ cps310. Unix defines uniform, modular ways to combine programs to build up more complex functionality. Other application programs. sh. who. nroff. a.out. cpp. Kernel. date.

764 views • 64 slides

Exceptional Control Flow ?

Exceptional Control Flow ?. Outline. Creating Processes Reaping Child Processes Putting Processes to Sleep Loading and Running Programs Suggested reading 8.4. Fork Function. A parent process creates a new running child process by calling the fork function. Fork Function.

633 views • 53 slides

The OS Environment

The OS Environment. Fred Kuhns fredk@cse.wustl.edu Applied Research Laboratory, Department of Computer Science and Engineering, Washington University in St. Louis. Model and Core Abstractions. Basic model computer used to access, transform and store information.

441 views • 31 slides

Shell Control Structures

Shell Control Structures. CSE 2031 Fall 2010. Control Structures. if then else for while case (which) until. if Statement and test Command. Syntax: if condition then command(s) elif condition_2 then command(s) else command(s) fi Command test is often used in condition.

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Processes

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Shell Control Structures

Shell Control Structures. CSE 2031 Fall 2011. Control Structures. if then else for while case (which) until. if Statement and test Command. Syntax: if condition then command(s) elif condition_2 then command(s) else command(s) fi Command test is often used in condition.

292 views • 27 slides

Compile Driver

Compile Driver. COP 3402 System Software Fall 2013. What is a compile driver?. Is a program that coordinates the execution of different compiler tools (parser, code generator, linker) in order to go from source code to machine code in one step .

412 views • 25 slides

Processes

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Process Related System Calls

Process Related System Calls. By Neha Hulkoti & Kavya Bhat. System calls. The UNIX system provides several system calls to create and end program, to send and receive software interrupts, to allocate memory, and to do other useful jobs for a process.

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15-213/18-243 Intro to Computer Systems

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Chapter 7 Process Environment

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Chapter 7 Process Environment

256 views • 14 slides