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Top Forums Shell Programming and Scripting How to walk through a config file with /bin/sh Post 302347672 by smhaller on Wednesday 26th of August 2009 08:12:15 AM
Old 08-26-2009
How to walk through a config file with /bin/sh

Hi there,

i tried a lot of things actually to get my script running as expected.

Situation:
I have a config file with several parameters in the form
Code:
     FFF.thisIsaParam=Value
     FFF.included.AnotherPortofParam=Value

Additionally there are some comments in it.

Script should be in traditional /bin/sh

running a for-loop works as long as I filter out the commented lines, which i not what I need.
Going for a "while read line" statement does print the comments and writes them to the tempfile but I'm not able to enter/modify the values param by param, as the additional read statement is beeing "ignored".

The easiest way would be some kind of array, but I didn't got it working so far. Is there another way to get this working?

Thanks and regards,
Stefan

Last edited by zaxxon; 08-26-2009 at 09:15 AM.. Reason: code tags
 

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PPI::Token::Comment(3)					User Contributed Perl Documentation				    PPI::Token::Comment(3)

NAME
PPI::Token::Comment - A comment in Perl source code INHERITANCE
PPI::Token::Comment isa PPI::Token isa PPI::Element SYNOPSIS
# This is a PPI::Token::Comment print "Hello World!"; # So it this $string =~ s/ foo # This, unfortunately, is not :( bar /w; DESCRIPTION
In PPI, comments are represented by "PPI::Token::Comment" objects. These come in two flavours, line comment and inline comments. A "line comment" is a comment that stands on its own line. These comments hold their own newline and whitespace (both leading and trailing) as part of the one "PPI::Token::Comment" object. An inline comment is a comment that appears after some code, and continues to the end of the line. This does not include whitespace, and the terminating newlines is considered a separate PPI::Token::Whitespace token. This is largely a convenience, simplifying a lot of normal code relating to the common things people do with comments. Most commonly, it means when you "prune" or "delete" a comment, a line comment disappears taking the entire line with it, and an inline comment is removed from the inside of the line, allowing the newline to drop back onto the end of the code, as you would expect. It also means you can move comments around in blocks much more easily. For now, this is a suitably handy way to do things. However, I do reserve the right to change my mind on this one if it gets dangerously anachronistic somewhere down the line. METHODS
Only very limited methods are available, beyond those provided by our parent PPI::Token and PPI::Element classes. line The "line" accessor returns true if the "PPI::Token::Comment" is a line comment, or false if it is an inline comment. SUPPORT
See the support section in the main module. AUTHOR
Adam Kennedy <adamk@cpan.org> COPYRIGHT
Copyright 2001 - 2011 Adam Kennedy. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. The full text of the license can be found in the LICENSE file included with this module. perl v5.18.2 2011-02-25 PPI::Token::Comment(3)
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