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build: More robust temp file handling

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This commit is contained in:
Matthew Barr 2017-03-15 13:27:18 +11:00
parent 8a6b38a9b5
commit b4ad7359d6
1 changed files with 7 additions and 3 deletions
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10
cmake/build_wrapper.sh
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@ -1,13 +1,18 @@
#!/bin/sh -e #!/bin/sh -e
# This is used for renaming symbols for the fat runtime, don't call directly # This is used for renaming symbols for the fat runtime, don't call directly
# TODO: make this a lot less fragile! # TODO: make this a lot less fragile!
cleanup () {
rm -f ${SYMSFILE} ${KEEPSYMS}
}
PREFIX=$1 PREFIX=$1
KEEPSYMS_IN=$2 KEEPSYMS_IN=$2
shift 2 shift 2
BUILD=$@ BUILD=$@
OUT=$(echo $BUILD | sed 's/.* -o \(.*\.o\).*/\1/') OUT=$(echo $BUILD | sed 's/.* -o \(.*\.o\).*/\1/')
SYMSFILE=/tmp/${PREFIX}_rename.syms.$$ trap cleanup INT QUIT EXIT
KEEPSYMS=/tmp/keep.syms.$$ SYMSFILE=$(mktemp --tmpdir ${PREFIX}_rename.syms.XXXXX)
KEEPSYMS=$(mktemp --tmpdir keep.syms.XXXXX)
# grab the command without the target obj or src file flags # grab the command without the target obj or src file flags
# we don't just call gcc directly as there may be flags modifying the arch # we don't just call gcc directly as there may be flags modifying the arch
CC_CMD=$(echo $BUILD | sed 's/ -o .*\.o//;s/ -c //;s/ .[^ ]*\.c//;') CC_CMD=$(echo $BUILD | sed 's/ -o .*\.o//;s/ -c //;s/ .[^ ]*\.c//;')
@ -24,4 +29,3 @@ if test -s ${SYMSFILE}
then then
objcopy --redefine-syms=${SYMSFILE} ${OUT} objcopy --redefine-syms=${SYMSFILE} ${OUT}
fi fi
rm -f ${SYMSFILE} ${KEEPSYMS}