#!/bin/sh

# mingw-find-debuginfo.sh - automagically generate debug info and file list

# for inclusion in an rpm spec file for mingw-* packages.

if [ "$#" -lt 2 ] ; then

    echo "Usage: $0 <BUILDDIR> [TARGET]..."

    exit 1

fi

BUILDDIR=$1

shift

for f in `find $RPM_BUILD_ROOT -type f -name "*.exe" -or -name "*.dll" -or -name "*.pyd"`

do

	case $(mingw-objdump -h $f 2>/dev/null | egrep -o '(debug[\.a-z_]*|gnu.version)') in

	    *debuglink*) continue ;;

	    *debug*) ;;

	    *gnu.version*)

		echo "WARNING: "`echo $f | sed -e "s,^$RPM_BUILD_ROOT/*,/,"`" is already stripped!"

		continue

		;;

	    *) continue ;;

	esac

	echo extracting debug info from $f

	mingw-objcopy --only-keep-debug $f $f.debug || :

	pushd `dirname $f`

	keep_symbols=`mktemp`

  mingw-nm $f.debug --format=sysv --defined-only | awk -F \| '{ if ($4 ~ "Function") print $1 }' | sort > "$keep_symbols"

	mingw-objcopy --add-gnu-debuglink=`basename $f.debug` --strip-unneeded `basename $f` --keep-symbols="$keep_symbols" || :

	rm -f "$keep_symbols"

	popd

done

for target in $@; do

	prefix=`rpm --eval "%{${target}_prefix}"`

	if [ ! -d $RPM_BUILD_ROOT$prefix ] ; then

		continue

	fi

	find $RPM_BUILD_ROOT$prefix -type f -name "*.exe.debug" -or -name "*.dll.debug" -or -name "*.pyd.debug" |

		sed -n -e "s#^$RPM_BUILD_ROOT##p" > $BUILDDIR/${target}-debugfiles.list

done