add cabal-tweak-flag script for toggling flag default
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50
cabal-tweak-flag
Executable file
50
cabal-tweak-flag
Executable file
@ -0,0 +1,50 @@
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#!/bin/sh
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# TODO:
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# support "$0 FLAG NEW" when no upstream default
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set -e +x
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USAGE="Usage: $0 FLAG OLD NEW"
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if [ $# -ne 3 ]; then
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echo "$USAGE"
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exit 1
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fi
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FLAG=$1
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OLD=$2
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NEW=$3
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if [ "$OLD" = "$NEW" ]; then
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echo "Old and new value can't be the same!"
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exit 1
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fi
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CABALFILE=$(ls *.cabal)
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if [ $(echo $CABALFILE | wc -w) -ne 1 ]; then
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echo "There needs to be one .cabal file in the current dir!"
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exit 1
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fi
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if ! grep -q -i "^flag *$FLAG" $CABALFILE; then
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echo "$CABALFILE does have flag $FLAG"
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exit 1
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fi
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if ! grep -A3 -i "^flag *$FLAG" $CABALFILE | grep -q -i "default:"; then
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echo "$CABALFILE: $FLAG flag might not have a default"
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exit 1
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fi
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if ! grep -A3 -i "^flag *$FLAG" $CABALFILE | grep -q -i "default: *$OLD"; then
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echo "$CABALFILE: $FLAG flag already defaults to $NEW"
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exit 1
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fi
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if [ ! -f $CABALFILE.orig ]; then
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BACKUP=.orig
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fi
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sed -i$BACKUP -e "/[Ff]lag *$FLAG/,/[Dd]efault: *$OLD/ s/\([Dd]efault: *\)$OLD/\1$NEW/" $CABALFILE
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@ -6,7 +6,7 @@
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#%%global without_hscolour 1
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Name: ghc-rpm-macros
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Version: 0.97.4
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Version: 0.97.5
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Release: 1%{?dist}
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Summary: Macros for building packages for GHC
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@ -23,6 +23,7 @@ Source1: COPYING
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Source2: AUTHORS
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Source3: ghc-deps.sh
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Source4: cabal-tweak-dep-ver
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Source5: cabal-tweak-flag
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Requires: redhat-rpm-config
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%if %{undefined without_hscolour}
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BuildRequires: redhat-rpm-config
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@ -51,6 +52,7 @@ install -p -D -m 0644 %{SOURCE0} ${RPM_BUILD_ROOT}/%{macros_file}
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install -p -D -m 0755 %{SOURCE3} %{buildroot}/%{_prefix}/lib/rpm/ghc-deps.sh
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install -p -D -m 0755 %{SOURCE4} %{buildroot}/%{_bindir}/cabal-tweak-dep-ver
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install -p -D -m 0755 %{SOURCE5} %{buildroot}/%{_bindir}/cabal-tweak-flag
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# this is why this package is now arch-dependent:
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# turn off shared libs and dynamic linking on secondary archs
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@ -69,9 +71,13 @@ EOF
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%config(noreplace) %{macros_file}
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%{_prefix}/lib/rpm/ghc-deps.sh
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%{_bindir}/cabal-tweak-dep-ver
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%{_bindir}/cabal-tweak-flag
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%changelog
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* Mon Dec 3 2012 Jens Petersen <petersen@redhat.com> - 0.97.5-1
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- add cabal-tweak-flag script for toggling flag default
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* Sat Nov 17 2012 Jens Petersen <petersen@redhat.com> - 0.97.4-1
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- enable hscolour again
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