63 lines
1.8 KiB
Plaintext
63 lines
1.8 KiB
Plaintext
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#!/bin/sh
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# This scripts updates all the "Copyright" lines in source files with the
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# correct most recent modification years.
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#
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# It must be given a file in argument. A typical usage can be to run it on all
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# code source files:
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#
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# find \( -name '*.m' -or -name '*.cc' -or -name '*.hh' -or -name '*.c' -or -name '*.h' -or -name '*.f' \) -exec fix-copyright-years '{}' ';'
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#
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# The LAST_UPDATE_COMMIT variable must be updated to contain the number of the
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# last commit in which such a copyright update has been done.
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#
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# Note that the script does not understand some unusual copyright notices: it
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# will display a message in that case.
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LAST_UPDATE_COMMIT=61485ab809d9a33484abf6136f05abd84da2be1b
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if [ -z "$1" ]; then
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echo "Give a filename in argument"
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exit 1
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fi
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if [ ! -f "$1" ]; then
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echo "$1: Unknown file"
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exit 1
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fi
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GITYEAR=$(git log $LAST_UPDATE_COMMIT.. --date=short --pretty=format:%cd -n 1 $1 | sed "s/\([0-9]\{4\}\)-[0-9]\{2\}-[0-9]\{2\}/\1/")
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if [ -z "$GITYEAR" ]; then
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# Not in git
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exit 0
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fi
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COPYLINES=$(grep -c Copyright $1)
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if [ $COPYLINES -eq 0 ]; then
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echo "$1: File has no copyright line"
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exit 1
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fi
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if [ $COPYLINES -ge 2 ]; then
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COPYLINES=$(grep Copyright $1)
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echo "$1: File has too many copyright lines (Git year: $GITYEAR): $COPYLINES"
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exit 1
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fi
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COPYLINE=$(grep -o -E "Copyright \(C\) ([[:digit:]]{4}-)?[[:digit:]]{4} Dynare Team" $1)
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if [ -z "$COPYLINE" ]; then
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COPYLINE=$(grep Copyright $1)
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echo "$1: Unsupported copyright notice (Git year: $GITYEAR): $COPYLINE"
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exit 1
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fi
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ACTUALYEAR=$(echo $COPYLINE | sed "s/Copyright (C) \([0-9]\{4\}-\)\?\([0-9]\{4\}\) Dynare Team/\2/")
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if [ $GITYEAR -gt $ACTUALYEAR ]; then
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sed -i "s/Copyright (C) \([0-9]\{4\}\)\(-[0-9]\{4\}\)\? Dynare Team/Copyright (C) \1-$GITYEAR Dynare Team/" $1
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echo "$1: Updating to $GITYEAR"
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fi
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