libretime/dev_tools/scripts/git-merge-po

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#!/bin/sh
#
# https://gist.github.com/mezis/1605647
# by Julien Letessier (mezis)
#
# Custom Git merge driver - merges PO files using msgcat(1)
#
# - Install gettext
#
# - Place this script in your PATH
#
# - Add this to your .git/config :
#
# [merge "pofile"]
# name = Gettext merge driver
# driver = git merge-po %O %A %B
#
# - Add this to .gitattributes :
#
# *.po merge=pofile
# *.pot merge=pofile
#
# - When merging branches, conflicts in PO files will be maked with "#-#-#-#"
#
O=$1
A=$2
B=$3
# Extract the PO header from the current branch (top of file until first empty line)
header=$(mktemp /tmp/merge-po.XXXX)
sed -e '/^$/q' < $A > $header
# Merge files, then repair header
temp=$(mktemp /tmp/merge-po.XXXX)
msgcat -o $temp $A $B
msgcat --use-first -o $A $header $temp
# Clean up
rm $header $temp
# Check for conflicts
conflicts=$(grep -c "#-#" $A)
test $conflicts -gt 0 && exit 1
exit 0