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dcore:locale_in_ub-dcore [2016/05/18 02:34]
nitram [Preparation]
dcore:locale_in_ub-dcore [2018/07/15 14:58] (current)
sm8ps
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 In Ubuntu, locales are created based on language packs. Proper locale files are generated by ''locale-gen''. Since these files are large, making them persistent is best done by creating a locale extension. In Ubuntu, locales are created based on language packs. Proper locale files are generated by ''locale-gen''. Since these files are large, making them persistent is best done by creating a locale extension.
  
-=====Preparation=====+These instructions have been tested on ... 
 +  * dCore-trusty --- //[[sm8ps-tcl1@yahoo.com|sm8ps]] 2015// 
 +  * dCore-xenial --- //[[sm8ps-tcl1@yahoo.com|sm8ps]] 2017/09/23 08:49// 
 +  * dCore-bionic64 --- //[[sm8ps-tcl1@yahoo.com|sm8ps]] 2018/07/15 14:37//
  
-Import and load the //locales// package.+=====Preparation=====
  
-Review '/usr/share/i18n/SUPPORTED' for a list of locales to determine the desired locale code.+Import and load the //locales// package. Review '/usr/share/i18n/SUPPORTED' for a list of locales to determine the desired locale code, ignoring the second string.
  
-Comment out the line in '~/.profile' that hard codes LANG to "en_US.UTF-8":+Either use the //lang// boot code for the desired locale (eg. ''lang=de_CH.UTF-8'' for Swiss German) and comment out the line in '~/.profile' that hard codes LANG to "en_US.UTF-8" ...
 <code> <code>
 #LANG=en_US.UTF-8 #LANG=en_US.UTF-8
 </code> </code>
 +or change that line to the desired locale directly. 
  
-Use the //lang// boot code instead for the desired locale (eg''lang=de_CH.UTF-8'' for Swiss German).+==== Fallback Locales ==== 
 +International users may want US English as a fallback to be stored in LANGUAGE (source: [[https://wiki.archlinux.org/index.php/Locale#LANGUAGE:_fallback_locales|Archlinux-wiki]]).
  
-For a first test ''locale'' will complain that it cannot set some LC_ variables but will then list where all but LANGUAGE and LC_ALL are set to the chosen locale code. +If so add the following to '~/.profile':
- +
-=== Fallback Locales === +
-International users may want US English as a fallback to be stored in LANGUAGE (source: [[https://wiki.archlinux.org/index.php/Locale#LANGUAGE:_fallback_locales|Archlinux-wiki]]). If soadd the following to '~/.profile':+
 <code> <code>
 ~/.profile: ~/.profile:
-LANGUAGE=$LANG:en_US.UTF-8:en+export LANGUAGE=$LANG:en_US:en
 </code> </code>
  
 =====Generating Locale Files===== =====Generating Locale Files=====
  
-Create a temporary working directory (eg. ~/temp/).+Reboot for the changes to take effect.
  
-Create a package list in (eg. ./mylocale.lstwith all desired language choices (egEnglish and German):+For a first test ''locale'' will complain that it cannot set some LC_ variables but will then list where all but LANGUAGE and LC_ALL are set to the chosen locale code. 
 + 
 +Create a temporary working directory (eg. ~/temp/).
  
 +Create a package list there (eg. ./mylocale-LIST) with all desired language choices (eg. English and German):
 <code> <code>
-./mylocale.lst:+./mylocale-LIST:
 coreutils coreutils
 bash bash
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 </code> </code>
  
-Import the package list using ''sce-import -n -l ./mylocale.lst'' and load them. +Import the package list using ''sce-import -nl ./mylocale-LIST'' and load the extensionBe aware that this may take quite a while.
- +
-Run ''sudo locale-gen --archive'' (double dash before 'archive') to produce '/usr/lib/locale/locale-archive' containing all locales specified in the language packs. +
- +
-===Testing=== +
- +
-''locale'' will show the same list as before without errors. Furthermore ''date +%A'' will print the week-day in the local language.+
  
 +Run ''sudo locale-gen ''''-''''-''''archive'' to produce '/usr/lib/locale/locale-archive' containing all locales specified in the language packs. Again, this will take a while.
  
 ===Package Selection=== ===Package Selection===
  
 The language packs depend on the //locale// package, which provides the command ''locale-gen''. This is a Bash script which uses the core-utilities plus 'localedef' which is not included in //locale// but rather in //libc-bin//. The language packs depend on the //locale// package, which provides the command ''locale-gen''. This is a Bash script which uses the core-utilities plus 'localedef' which is not included in //locale// but rather in //libc-bin//.
 +
 +===Testing===
 +
 +''locale'' will show the same list as before without errors. Furthermore ''date +%A'' will print the week-day in the local language.
  
 =====Create a Locales Extension===== =====Create a Locales Extension=====
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 <code Bash> <code Bash>
 mkdir -p ./mylocale/usr/lib/locale/ mkdir -p ./mylocale/usr/lib/locale/
-sudo mv /usr/lib/locale/locale-archive ./mylocale/usr/lib/locale/+sudo cp -a /usr/lib/locale/locale-archive ./mylocale/usr/lib/locale/
 </code> </code>
-The directory is packed into a SquashFS-file, that is an extension. That extension is then put in the right place.+The directory is packed into a SquashFS-file, an extension that is. That extension is then put in the right place.
  
 <code Bash> <code Bash>
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 </code> </code>
  
-Optionally, the extension is included into 'sceboot.lst' so as to have it automatically loaded at boot.+The extension name "mylocale" should be included into 'sceboot.lst' so as to have it automatically loaded at boot. 
 ===Testing=== ===Testing===
  
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 === Cleanup === === Cleanup ===
-The extensions //locales// and //mylocale.lst// can be removed together with the temporary directory.+The extensions //locales// and //mylocale.lst// (but not //mylocale//!) can be removed together with the temporary directory.
  
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