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Prevent users to tick "Rebuild Makefile" if Makefile does not exist

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For some reason, beginners tend to tick this at the first pass. Since
it is hard to prevent that in Config.in, use a sanity check in jhalfs.
This commit is contained in:
Pierre Labastie 2020-07-10 13:26:23 +00:00
parent e3ccc2786a
commit 8b85dae454
1 changed files with 8 additions and 2 deletions
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10
jhalfs
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@ -475,10 +475,16 @@ if [[ "$REBUILD_MAKEFILE" = "n" ]] ; then
fi
# When regenerating the Makefile, we need to know also the
# canonical book version
# shellcheck disable=SC2034
if [[ "$REBUILD_MAKEFILE" = "y" ]] ; then
# Sanity check: users tend to tick "rebuild Makefile"
# without generating one first. Check we have one:
if [ ! -f $MKFILE ]; then
set -e
error_message "You cannot \"rebuild Makefile\" without first building one"
fi
# When regenerating the Makefile, we need to know also the
# canonical book version
case $PROGNAME in
clfs* )
VERSION=$(xmllint --noent "$BOOK/prologue/$ARCH/bookinfo.xml" 2>/dev/null | grep subtitle | sed -e 's/^.*ion //' -e 's/<\/.*//') ;;