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if [ ! -r version ]; then echo 0 > version; fi touch version echo '\catcode`\#=12' > version.tex awk ' { version = $1 + 1; }\ END { printf "\\def\\versiontag/{#1.%d}%%\n", version >> "version.tex"; \ printf "%d\n", version > "version"; }' < version echo '\def\versiondate/{'`date`'}%' >> version.tex echo '\catcode`\#=6' >> version.tex echo '\tell{Version \versiontag/ of \versiondate/}' >> version.tex