lecture3

lecture3 - File Structure Running Programs Lecture 3: The...

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Unformatted text preview: File Structure Running Programs Lecture 3: The UNIX Style CS2042 - UNIX Tools October 3, 2008 Lecture 3: The UNIX Style File Structure Running Programs The UNIX Style Types of Files Lecture Outline 1 File Structure The UNIX Style Types of Files 2 Running Programs Commands and Parameters PATH and You Links and Symlinks Lecture 3: The UNIX Style File Structure Running Programs The UNIX Style Types of Files Windows’ Structure Highest-level directory is Desktop Uses C:, D:, etc. to represent different disks/volumes User programs in Program Files, Windows programs in Windows, kernel programs and libraries in System/System32 Most settings found in the Registry Style Note: Windows allows complex filenames with spaces. However, it is not case-sensitive. This means that rm myfile.txt would remove MyFile.txt . This is not the case in UNIX. Use lowercase letters and underscores instead of spaces - your personal MP3 collection is exempt from this rule. Lecture 3: The UNIX Style File Structure Running Programs The UNIX Style Types of Files Unix’s Structure Where are my programs? The binary folders: /bin: System programs /usr/bin: Most user programs /usr/local/bin: A few other user programs These three directories are always included in a UNIX system’s PATH - the place it looks for executables. Lecture 3: The UNIX Style File Structure Running Programs The UNIX Style Types of Files Other Important Directories /dev: Hardware devices can be accessed here - usually you don’t mess with this stuff....
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This note was uploaded on 01/23/2009 for the course CS 2042 taught by Professor Mccourt during the Fall '08 term at Cornell.

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lecture3 - File Structure Running Programs Lecture 3: The...

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