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@colinux
Created October 7, 2011 15:04
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awk sous linux
$ cat gemspec
WARNING: no homepage specified
Successfully built RubyGem
Name: project
Version: 2.7.5
File: project-2.7.5.gem
# On veut récupérer "2.7.5" et "project-2.7.5.gem":
# -F": " : fixe ": " comme séparateur de champ
# et on ne récupère que les champs qui contiennent des nombres
$ cat gemspec | awk -F": " '{ if ($NF ~ /[0-9]+/) { print $NF; } }'
2.7.5
project-2.7.5.gem
# On ne veut que le numéro de version pour l'assigner dans une variable: on adapte juste la regex
$ V=`cat gemspec | awk -F": " '{ if ($NF ~ /^[0-9\.]+$/) { print $NF; } }'`
$ echo $V
2.7.5
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colinux commented Oct 9, 2011

cool :)

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