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# !/bin/sh
# Generate code from AMQP specification.
# specs and gentools_dir are set by Makefile
#
set -e
test -z "$JAVA" && JAVA=java ;
test -z "$JAVAC" && JAVAC=javac ;
srcdir=`dirname $0`
checkspecs() {
for s in $specs; do test -f $s || return 1; done
return 0
}
# Can we generate code?
if { test -d $gentools_dir && checkspecs &&
which $JAVA && which $JAVAC; } > /dev/null;
then
echo "Generating code."
mkdir -p gen/qpid/framing
( cd $gentools_dir/src && $JAVAC `find -name '*.java' -print` ; )
$JAVA -cp $gentools_dir/src org.apache.qpid.gentools.Main \
-c -o gen/qpid/framing -t $gentools_dir/templ.cpp $specs
GENERATED=yes
fi
# Print a Makefile variable assignment.
make_assign() {
echo -n "$1 = "; shift
prefix=$1; shift
for f in $*; do echo "\\" ; echo -n " $prefix$f "; done
echo
}
# Generate a Makefile fragment
(
make_assign "generated_cpp" "" `find gen -name '*.cpp' -print`
make_assign "generated_h" "" `find gen -name '*.h' -print`
if test x$GENERATED = xyes; then
make_assign "generator" "" $specs \
`find ../gentools \( -name '*.java' -o -name '*.tmpl' \) -print`
fi
) > generate.mk-t
mv generate.mk-t $srcdir/generate.mk
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