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#!/bin/sh
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# Copyright (C) 2008-2009 Red Hat, Inc
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# Written by Jens Petersen <petersen@redhat.com>, 2008.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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set -e
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[ $# -ne 1 -o ! -r "$1" ] && echo "Usage: $(basename $0) [hackage.tar.gz|hackage.cabal]" && exit 1
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FILE=$1
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case $FILE in
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*.tar.gz)
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TARNAME_VER=$(basename $FILE .tar.gz)
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TARVERSION=$(echo $TARNAME_VER | sed -e "s/.*-//")
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TARNAME=$(echo $TARNAME_VER | sed -e "s/-$TARVERSION//")
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WORKDIR=$(mktemp -d)
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tar zxf $FILE -C $WORKDIR "*.cabal"
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CABAL="$WORKDIR/*/*.cabal" ;;
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*.cabal)
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CABAL=$FILE ;;
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esac
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NAME=$(grep -i ^name: $CABAL | sed -e "s/[Nn]ame:[ \t]*//")
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if [ -n "$TARNAME" -a "$TARNAME" != "$NAME" ]; then
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echo "Warning: tarball name ($TARNAME) and cabal name ($NAME) differ!"
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fi
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VERSION=$(grep -i ^version: $CABAL | sed -e "s/[Vv]ersion:[ \t]*//")
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if [ -n "$TARVERSION" -a "$TARVERSION" != "$VERSION" ]; then
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echo "Warning: tarball version ($TARVERSION) and cabal version ($VERSION) differ!"
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fi
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CABALFILENAME=$(basename $CABAL .cabal)
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if [ "$CABALFILENAME" != "$NAME" ]; then
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echo "Warning: .cabal filename ($CABALFILENAME) and cabal Name field ($NAME) differ!"
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fi
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if grep -qi exposed-modules: $CABAL; then
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HAS_LIB=yes
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fi
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if grep -qi executable $CABAL; then
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HAS_BIN=yes
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fi
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[ -d "$WORKDIR" ] && rm -r $WORKDIR
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if [ "$HAS_LIB" -a ! "$HAS_BIN" ]; then
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PREFIX=ghc-
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fi
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SPECFILE=$PREFIX$NAME.spec
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[ -r "$SPECFILE" ] && echo "$SPECFILE already exists!" && exit 1
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cp /usr/share/ghc/cabal-${HAS_BIN:+bin}${HAS_LIB:+lib}-template.spec.in $SPECFILE
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echo "created $SPECFILE (${HAS_BIN:+bin}${HAS_LIB:+lib}) for $NAME-$VERSION"
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DATE=$(env LANG=C date +"%a %b %e %Y")
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sed -i -e "s/@PACKAGE@/$NAME/" -e "s/@GHC_VERSION@/$(ghc --numeric-version)/" -e "s/@VERSION@/$VERSION/" -e "s/@DATE@/$DATE/" $SPECFILE
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