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path: root/scripts/libmakepkg/tidy/strip.sh.in
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#!/bin/bash
#
#   strip.sh - Strip debugging symbols from binary files
#
#   Copyright (c) 2007-2015 Pacman Development Team <pacman-dev@archlinux.org>
#
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

[ -n "$LIBMAKEPKG_TIDY_STRIP_SH" ] && return
LIBMAKEPKG_TIDY_STRIP_SH=1

LIBRARY=${LIBRARY:-'@libmakepkgdir@'}

source "$LIBRARY/util/message.sh"
source "$LIBRARY/util/option.sh"


tidy_strip() {
	if check_option "strip" "y"; then
		msg2 "$(gettext "Stripping unneeded symbols from binaries and libraries...")"
		# make sure library stripping variables are defined to prevent excess stripping
		[[ -z ${STRIP_SHARED+x} ]] && STRIP_SHARED="-S"
		[[ -z ${STRIP_STATIC+x} ]] && STRIP_STATIC="-S"

		if check_option "debug" "y"; then
			dbgdir="$pkgdir-@DEBUGSUFFIX@/usr/lib/debug"
			mkdir -p "$dbgdir"
		fi

		local binary strip_flags
		find . -type f -perm -u+w -print0 2>/dev/null | while read -rd '' binary ; do
			case "$(file -bi "$binary")" in
				*application/x-sharedlib*)  # Libraries (.so)
					strip_flags="$STRIP_SHARED";;
				*application/x-archive*)    # Libraries (.a)
					strip_flags="$STRIP_STATIC";;
				*application/x-object*)
					case "$binary" in
						*.ko)                   # Kernel module
							strip_flags="$STRIP_SHARED";;
						*)
							continue;;
					esac;;
				*application/x-executable*) # Binaries
					strip_flags="$STRIP_BINARIES";;
				*)
					continue ;;
			esac
			strip_file "$binary" ${strip_flags}
		done
	fi
}