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