129 lines
2.9 KiB
Bash
129 lines
2.9 KiB
Bash
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#!/bin/sh
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set -e
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if test -z $1
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then
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echo "usage: $0 <input-tarball>"
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exit
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fi
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ORIGDIR=`pwd`
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WORKDIR=nss_ecc_strip_working_dir
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EXTENSION=`echo $1 | sed -r 's#^(.*)(.tar.bz2|.tbz2|.tar.gz|.tgz)$#\2#'`
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BASE=`echo $1 | sed -r 's#^(.*)(.tar.bz2|.tbz2|.tar.gz|.tgz)$#\1#'`
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COMPRESS=""
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if test "x$EXTENSION" = "x.tar.bz2" || test "x$EXTENSION" = "x.tbz2"
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then
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COMPRESS="j"
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fi
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if test "x$EXTENSION" = "x.tar.gz" || test "x$EXTENSION" = "x.tgz"
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then
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COMPRESS="z"
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fi
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if test "x$COMPRESS" = "x"
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then
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echo "unable to process, input file $1 has unsupported extension"
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exit
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fi
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echo "== extension is $EXTENSION - ok"
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echo "== new extension will be $JEXTENSION"
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echo "== cleaning old workdir $WORKDIR"
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rm -rf $WORKDIR
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mkdir $WORKDIR
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echo "== extracting input archive $1"
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tar -x -$COMPRESS -C $WORKDIR -f $1
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echo "changing into $WORKDIR"
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pushd $WORKDIR
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DIRCOUNT=`ls -1 | wc -l`
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if test $DIRCOUNT -ne 1
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then
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echo "unable to process, $1 contains more than one toplevel directory"
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exit
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fi
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TOPDIR=`ls -1`
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if test "x$TOPDIR" != "xmozilla"
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then
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# try to deal with a single additional subdirectory above "mozilla"
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echo "== skipping toplevel directory $TOPDIR"
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cd $TOPDIR
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fi
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DIRCOUNT=`ls -1 | wc -l`
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if test $DIRCOUNT -ne 1
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then
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echo "unable to process, $1 contains more than one second level directory"
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exit
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fi
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SINGLEDIR=`ls -1`
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if test "x$SINGLEDIR" != "xmozilla"
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then
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echo "unable to process, first or second level directory is not mozilla"
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exit
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fi
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echo "== input archive accepted, now processing"
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REALFREEBLDIR=mozilla/security/nss/lib/freebl
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FREEBLDIR=./$REALFREEBLDIR
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rm -rf ./mozilla/security/nss/cmd/ecperf
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mv ${FREEBLDIR}/ecl/ecl-exp.h ${FREEBLDIR}/save
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rm -rf ${FREEBLDIR}/ecl/tests
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rm -rf ${FREEBLDIR}/ecl/CVS
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for i in ${FREEBLDIR}/ecl/* ; do
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echo clobbering $i
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> $i
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done
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mv ${FREEBLDIR}/save ${FREEBLDIR}/ecl/ecl-exp.h
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for j in ${FREEBLDIR}/ec.*; do
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echo unifdef $j
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cat $j | \
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awk 'BEGIN {ech=1; prt=0;} \
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/^#[ \t]*ifdef.*NSS_ENABLE_ECC/ {ech--; next;} \
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/^#[ \t]*if/ {if(ech < 1) ech--;} \
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{if(ech>0) {;print $0};} \
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/^#[ \t]*endif/ {if(ech < 1) ech++;} \
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{if (prt && (ech<=0)) {;print $0}; } \
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{if (ech>0) {prt=0;} } \
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/^#[ \t]*else/ {if (ech == 0) prt=1;}' > $j.hobbled && \
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mv $j.hobbled $j
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done
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echo "== returning to original directory"
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popd
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JCOMPRESS=j
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JEXTENSION=.tar.bz2
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NEWARCHIVE=$BASE-stripped$JEXTENSION
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echo "== finally producing new archive $NEWARCHIVE"
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tar -c -$JCOMPRESS -C $WORKDIR -f $NEWARCHIVE $TOPDIR
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echo "== all done, listing of old and new archive:"
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ls -l $1
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ls -l $NEWARCHIVE
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LISTING_DIR=""
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if test "x$TOPDIR" != "xmozilla"
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then
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LISTING_DIR="$TOPDIR/$REALFREEBLDIR/ecl"
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else
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LISTING_DIR="$REALFREEBLDIR/ecl"
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fi
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echo "== FYI, producing listing of stripped dir in new archive"
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tar -t -v -$JCOMPRESS -C $WORKDIR -f $NEWARCHIVE $LISTING_DIR
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