# This file is part of the src2pkg program:
# Copyright 2005-2008 Gilbert Ashley <amigo@ibilio.org>
# src2pkg is released under the GNU General Public License Version 2

# Strip ELF Binaries and Libraries
strip_bins() {
if [[ "$FAILED" = "" ]] ; then
	if [[ $STRIP_BINS = "YES" ]] ; then
	 cd $PKG_DIR ; 
	 if [[ $(find . | xargs -r file | grep "executable" | grep ELF) ]] ; then
	  echo -n $BLUE"Stripping ELF binaries - "$NORMAL
	  ( cd $PKG_DIR
	   find . | xargs -r file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip $BIN_STRIP_COMMAND 2> /dev/null
	  )
	  echo $GREEN"Done"$NORMAL
	 else
	  ! [[ $QUIET = "YES" ]] && echo "No unstripped ELF binaries were found. "$BLUE"Skipping..."$NORMAL
	 fi
	fi

	if [[ $STRIP_LIBS = "YES" ]] ; then
		cd $PKG_DIR ;
		if [[ $(find . | xargs -r file | grep "current ar archive") ]] ; then
		 echo -n $BLUE"Stripping static archives - "$NORMAL
		 find . | xargs -r file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip -p --strip-debug 2> /dev/null
		 echo $GREEN"Done"$NORMAL
		else
		 ! [[ $QUIET = "YES" ]] && echo "No unstripped static archives found. "$BLUE"Skipping..."$NORMAL
		fi
		if [[ $(find . | xargs -r file | grep "not stripped" | grep shared | grep ELF ) ]] \
			|| [[ $(find . | xargs -r file | grep "not stripped" | grep relocatable | grep ELF ) ]] ; then
		 echo -n $BLUE"Stripping shared libraries - "$NORMAL
		 find . | xargs -r file | grep "shared object" | grep ELF | grep "not stripped" | cut -f 1 -d : | xargs -r strip $LIB_STRIP_COMMAND 2> /dev/null
		 find . | xargs -r file | grep "relocatable" | grep ELF | grep "not stripped" | cut -f 1 -d : | xargs -r strip $LIB_STRIP_COMMAND 2> /dev/null
		 echo $GREEN"Done"$NORMAL
		else
		 ! [[ $QUIET = "YES" ]] && echo "No unstripped shared libraries found. "$BLUE"Skipping..."$NORMAL
		fi
	fi
	if [[ $STRIP_HARD = "YES" ]] ; then
		cd $PKG_DIR ;
		# Strip .comment and .note sections (the latter only if it is not allocated)
		# for already stripped elf files in the PKG_DIR (code taken from rpm)
		for f in `find $PKG_DIR  -type f \( -perm -0100 -or -perm -0010 -or -perm -0001 \) -exec file {} \; | \
			sed -n -e 's/^\(.*\):[ 	]*ELF.*, stripped/\1/p'`; do
			note="-R .note"
			if objdump -h $f | grep '^[ 	]*[0-9]*[ 	]*.note[ 	]' -A 1 | \
			grep ALLOC >/dev/null; then
			note=
			fi
			strip -R .comment $note $f || :
			strip -R .compact_rel $note $f || :
		done
	fi
	[[ $COMPRESS_BINS = "YES" ]] && compress_bins
fi
}

# compress binaries with upx if requested and available
compress_bins() {
if [[ "$FAILED" = "" ]] ; then
 [[ $COMPRESS_BINS = "YES" ]] && [[ $(which upx) ]] && { cd $PKG_DIR ;
	for d in $BIN_DIRS ; do
	 [[ -d $d ]] && {
		for f in $(ls $d) ; do
		 [[ "$(file $f |grep 'ELF')" ]] && continue || {
		  echo $CYAN"NOTE- "$NORMAL"Attempting to compress binary file ""$BLUE""$d/$f""$NORMAL"
		  echo "upx won't compress files smaller than about 50K."
		  echo "Be aware that files compressed with UPX normally show a corrupt header."
		   [[ $QUIET != "YES" ]] && upx $d/$f \
		   || upx $d/$f 2> /dev/null 1> /dev/null
		 }
		done
	 }
	done
 }
fi
}