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|
#!/bin/sh
#
# dtrace-prelink.sh: DTrace helper script for Mono
#
# Authors:
# Andreas Faerber <andreas.faerber@web.de>
#
# Assume that PIC object files live in .libs/, non-PIC code in ./
PIC=no
if test "$1" = "--pic"; then
PIC=yes
shift
fi
OBJ="$1"
PROV="$2"
shift
shift
FILES="$*"
OBJS=
TMPDIR=.dtrace
mkdir -p "${TMPDIR}"
# Extract relevant object files to temporary directories
for FILE in ${FILES}; do
if echo "${FILE}" | grep .la > /dev/null; then
LIBDIR=`dirname ${FILE}`
LIB=".libs/`basename ${FILE} .la`.a"
DIR="${TMPDIR}/`basename ${FILE}`"
mkdir -p ${DIR}
(cd "${DIR}" && ${AR} x "../../${LIBDIR}/${LIB}")
TMPOBJS=`ls -1 "${DIR}"`
for TMPOBJ in ${TMPOBJS}; do
LO=`basename "${TMPOBJ}" .o`.lo
SRCOBJ="${TMPOBJ}"
if test x${PIC} = xyes; then
SRCOBJ=".libs/${SRCOBJ}"
fi
# Overwrite with original version
cp "${LIBDIR}/${SRCOBJ}" "${DIR}/${TMPOBJ}" || cp "${LIBDIR}/${TMPOBJ}" "${DIR}/${TMPOBJ}" || exit
# Add to list
OBJS="${OBJS} ${DIR}/${TMPOBJ}"
done
fi
if echo "${FILE}" | grep .lo > /dev/null; then
DIR=`dirname ${FILE}`
SRCOBJ=`basename ${FILE} .lo`.o
if test x${PIC} = xyes; then
SRCOBJ=".libs/${SRCOBJ}"
fi
OBJS="${OBJS} ${DIR}/${SRCOBJ}"
fi
done
# Run dtrace -G over the temporary objects
${DTRACE} -G ${DTRACEFLAGS} -s "${PROV}" -o "${OBJ}" ${OBJS} || exit
# Update the archives with the temporary, modified object files so that they are linked in
for FILE in ${FILES}; do
if echo "${FILE}" | grep .la > /dev/null; then
LIBDIR=`dirname ${FILE}`
LIB=".libs/`basename ${FILE} .la`.a"
DIR="${TMPDIR}/`basename ${FILE}`"
(cd "${DIR}" && ${AR} r "../../${LIBDIR}/${LIB}" *.o)
fi
# .lo files were modified in-place
done
rm -rf "${TMPDIR}"
|
