jack2/svnversion_regenerate.sh

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1.3 KiB
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Executable File

#!/bin/bash
#set -x
if test $# -ne 1 -a $# -ne 2
then
echo "Usage: "`basename "$0"`" <file> [define_name]"
exit 1
fi
OUTPUT_FILE="`pwd`/${1}"
TEMP_FILE="${OUTPUT_FILE}.tmp"
#echo svnversion...
#pwd
#echo "$OUTPUT_FILE"
#echo "$TEMP_FILE"
# The script should reside in the toplevel source directory which should contain
# all version control files.
cd `dirname ${0}`
if test $# -eq 2
then
DEFINE=${2}
else
DEFINE=SVN_VERSION
fi
if test -d .svn
then
REV=`svnversion 2> /dev/null`
else
if test -d .git
then
git status >/dev/null # updates dirty state
REV=`git show | grep '^ *git-svn-id:' | sed 's/.*@\([0-9]*\) .*/\1/'`
if test ${REV}
then
test -z "$(git diff-index --name-only HEAD)" || REV="${REV}M"
else
REV=0+`git rev-parse HEAD`
test -z "$(git diff-index --name-only HEAD)" || REV="${REV}-dirty"
fi
fi
fi
if test -z ${REV}
then
REV="unknown"
fi
echo "#define ${DEFINE} \"${REV}\"" > "${TEMP_FILE}"
if test ! -f "${OUTPUT_FILE}"
then
echo "Generated ${OUTPUT_FILE} (${REV})"
cp "${TEMP_FILE}" "${OUTPUT_FILE}"
if test $? -ne 0; then exit 1; fi
else
if ! cmp -s "${OUTPUT_FILE}" "${TEMP_FILE}"
then echo "Regenerated ${OUTPUT_FILE} (${REV})"
cp "${TEMP_FILE}" "${OUTPUT_FILE}"
if test $? -ne 0; then exit 1; fi
fi
fi
rm "${TEMP_FILE}"
exit $?