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Full Discussion: Using BASH on windows
Top Forums Shell Programming and Scripting Using BASH on windows Post 302835993 by Corona688 on Tuesday 23rd of July 2013 11:05:34 AM
Old 07-23-2013
Quote:
Originally Posted by Cambria
But how come some of the commands don't work?
Which commands? In what way do they not work?

If I had to guess, it's because they're not installed, but that's a complete wild guess. Tell us what you did! Don't make us guess.

Lesson #1: BASH is an extended Bourne shell. There are many, many different Bourne shells with slightly different features. You can write scripts which only work in bash, scripts that work in only some versions of BASH, or scripts that work in any Bourne shell by choosing which features you use. Things like arrays and substring operators will not work in all shells.

Lesson #2: BASH is a shell. It excels at calling other programs but most things you use in it, like cp mv ls awk sed cut, are not built into it. (busybox is a huge exception here -- it DOES have all of these and hundreds more built in for your convenience.) Things you can expect to be builtins include echo, printf, and test.

Last edited by Corona688; 07-23-2013 at 12:24 PM..
 

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LIBBASH(7)							  libbash Manual							LIBBASH(7)

NAME
libbash -- A bash shared libraries package. DESCRIPTION
libbash is a package that enables bash dynamic-like shared libraries. Actually its a tool for managing bash scripts whose functions you may want to load and use in scripts of your own. It contains a 'dynamic loader' for the shared libraries ( ldbash(1)), a configuration tool (ldbashconfig(8)), and some libraries. Using ldbash(1) you are able to load loadable bash libraries, such as getopts(1) and hashstash(1). A bash shared library that can be loaded using ldbash(1) must answer 4 requirments: 1. It must be installed in $LIBBASH_PREFIX/lib/bash (default is /usr/lib/bash). 2. It must contain a line that begins with '#EXPORT='. That line will contain (after the '=') a list of functions that the library exports. I.e. all the function that will be usable after loading that library will be listed in that line. 3. It must contain a line that begins with '#REQUIRE='. That line will contain (after the '=') a list of bash libraries that are required for our library. I.e. every bash library that is in use in our bash library must be listed there. 4. The library must be listed (For more information, see ldbashconfig(8)). Basic guidelines for writing library of your own: 1. Be aware, that your library will be actually sourced. So, basically, it should contain (i.e define) only functions. 2. Try to declare all variables intended for internal use as local. 3. Global variables and functions that are intended for internal use (i.e are not defined in '#EXPORT=') should begin with: __<library_name>_ For example, internal function myfoosort of hashstash library should be named as __hashstash_myfoosort This helps to avoid conflicts in global name space when using libraries that come from different vendors. 4. See html manual for full version of this guide. AUTHORS
Hai Zaar <haizaar@haizaar.com> Gil Ran <ril@ran4.net> SEE ALSO
ldbash(1), ldbashconfig(8), getopts(1), hashstash(1) colors(1) messages(1) urlcoding(1) locks(1) Linux Epoch Linux
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