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Top Forums Shell Programming and Scripting Repeat command with new variable for each line in txt file Post 302805719 by Scott on Friday 10th of May 2013 05:35:07 PM
Old 05-10-2013
Quote:
Originally Posted by hanson44
The first two ways don't work, because the first $x is expanded. The third also does not work, and is quite confusing. To make it clear and easy to understand, the two best ways to write this are:
Code:
printf 'cp /path/to/app.app/folder/$x.plist\n' >> "/var/mobile/z_folder/$x.sh"
echo   'cp /path/to/app.app/folder/$x.plist'   >> "/var/mobile/z_folder/$x.sh"

Neither of your suggestions make any sense.

What's the point of writing
Code:
cp /path/to/app.app/folder/$x.plist

to
Code:
/var/mobile/z_folder/$x.sh

?

---

Quote:
Originally Posted by corona668

Agree with dgpickett. If you ever find yourself

1) generating code
2) using eval for basic, simple things
3) building shell scripts with shell scripts

...chances are you've missed or skipped the obvious way.
I agree too for the most part.
 

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ATF-SH(1)						    BSD General Commands Manual 						 ATF-SH(1)

NAME
atf-sh [-s shell] -- interpreter for shell-based test programs SYNOPSIS
atf-sh script DESCRIPTION
atf-sh is an interpreter that runs the test program given in script after loading the atf-sh(3) library. atf-sh is not a real interpreter though: it is just a wrapper around the system-wide shell defined by ATF_SHELL. atf-sh executes the inter- preter, loads the atf-sh(3) library and then runs the script. You must consider atf-sh to be a POSIX shell by default and thus should not use any non-standard extensions. The following options are available: -s shell Specifies the shell to use instead of the value provided by ATF_SHELL. ENVIRONMENT
ATF_LIBEXECDIR Overrides the builtin directory where atf-sh is located. Should not be overridden other than for testing purposes. ATF_PKGDATADIR Overrides the builtin directory where libatf-sh.subr is located. Should not be overridden other than for testing purposes. ATF_SHELL Path to the system shell to be used in the generated scripts. Scripts must not rely on this variable being set to select a specific interpreter. EXAMPLES
Scripts using atf-sh(3) should start with: #! /usr/bin/env atf-sh Alternatively, if you want to explicitly choose a shell interpreter, you cannot rely on env(1) to find atf-sh. Instead, you have to hardcode the path to atf-sh in the script and then use the -s option afterwards as a single parameter: #! /path/to/bin/atf-sh -s/bin/bash ENVIRONMENT
ATF_SHELL Path to the system shell to be used in the generated scripts. SEE ALSO
atf-sh(3) BSD
September 27, 2014 BSD
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