diff --git a/.gitignore b/.gitignore
index d823845..cd39b63 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,15 @@
 *~
 devtools-*.tar.gz
+archbuild
+archco
+archrelease
+archrm
+bash_completion
+checkpkg
+commitpkg
+finddeps
+lddd
+makechrootpkg
+mkarchroot
+rebuildpkgs
+zsh_completion
diff --git a/Makefile b/Makefile
index 6f7a238..9249da6 100644
--- a/Makefile
+++ b/Makefile
@@ -47,7 +47,16 @@ ARCHBUILD_LINKS = \
 	multilib-build \
 	multilib-testing-build
 
-all:
+all: $(BINPROGS) $(SBINPROGS) bash_completion zsh_completion
+
+%: %.in
+	@echo "GEN $@"
+	@sed -e "s|@pkgdatadir[@]|$(DESTDIR)$(PREFIX)/share/devtools|g" "$<" >"$@"
+	@chmod a-w "$@"
+	@chmod +x "$@"
+
+clean:
+	rm -f $(BINPROGS) $(SBINPROGS) bash_completion zsh_completion
 
 install:
 	install -dm0755 $(DESTDIR)$(PREFIX)/bin
@@ -78,4 +87,4 @@ dist:
 upload:
 	scp devtools-$(V).tar.gz gerolde.archlinux.org:/srv/ftp/other/devtools/
 
-.PHONY: all install uninstall dist upload
+.PHONY: all clean install uninstall dist upload
diff --git a/archbuild b/archbuild.in
old mode 100755
new mode 100644
similarity index 93%
rename from archbuild
rename to archbuild.in
index 5518996..92d2554
--- a/archbuild
+++ b/archbuild.in
@@ -54,8 +54,8 @@ if ${clean_first} || [[ ! -d "${chroots}/${repo}-${arch}" ]]; then
 	rm -rf "${chroots}/${repo}-${arch}"
 	mkdir -p "${chroots}/${repo}-${arch}"
 	setarch "${arch}" mkarchroot \
-		-C "/usr/share/devtools/pacman-${repo}.conf" \
-		-M "/usr/share/devtools/makepkg-${arch}.conf" \
+		-C "@pkgdatadir@/pacman-${repo}.conf" \
+		-M "@pkgdatadir@/makepkg-${arch}.conf" \
 		"${chroots}/${repo}-${arch}/root" \
 		"${base_packages[@]}"
 else
diff --git a/archco b/archco.in
old mode 100755
new mode 100644
similarity index 100%
rename from archco
rename to archco.in
diff --git a/archrelease b/archrelease.in
old mode 100755
new mode 100644
similarity index 88%
rename from archrelease
rename to archrelease.in
index 2f6a563..2f7725e
--- a/archrelease
+++ b/archrelease.in
@@ -46,15 +46,14 @@ for tag in "$@"; do
 		while read -r file; do
 			trash+=("repos/$tag/$file")
 		done < <(svn ls "repos/$tag")
-		svn rm -q "${trash[@]}"
+		[[ $trash ]] && svn rm -q "${trash[@]}"
 	else
 		mkdir -p "repos/$tag"
 		svn add --parents -q "repos/$tag"
 	fi
 
-	for file in "${known_files[@]}"; do
-		svn copy -q -r HEAD "$trunk/$file" "repos/$tag/"
-	done
+	# copy all files at once from trunk to the subdirectory in repos/
+	svn copy -q -r HEAD ${known_files[@]/#/$trunk/} "repos/$tag/"
 
 	echo 'done'
 done
diff --git a/archrm b/archrm.in
old mode 100755
new mode 100644
similarity index 100%
rename from archrm
rename to archrm.in
diff --git a/bash_completion b/bash_completion.in
similarity index 100%
rename from bash_completion
rename to bash_completion.in
diff --git a/checkpkg b/checkpkg.in
old mode 100755
new mode 100644
similarity index 97%
rename from checkpkg
rename to checkpkg.in
index 94a7529..cde3dc2
--- a/checkpkg
+++ b/checkpkg.in
@@ -24,7 +24,7 @@ if [[ $arch == 'any' ]]; then
 fi
 
 STARTDIR=$(pwd)
-TEMPDIR=$(mktemp -d /tmp/checkpkg-script.XXXX)
+TEMPDIR=$(mktemp -d --tmpdir checkpkg-script.XXXX)
 cd "$TEMPDIR"
 
 for _pkgname in "${pkgname[@]}"; do
diff --git a/commitpkg b/commitpkg.in
old mode 100755
new mode 100644
similarity index 100%
rename from commitpkg
rename to commitpkg.in
diff --git a/finddeps b/finddeps.in
old mode 100755
new mode 100644
similarity index 62%
rename from finddeps
rename to finddeps.in
index ded7a93..4651fd9
--- a/finddeps
+++ b/finddeps.in
@@ -3,7 +3,9 @@
 # finddeps - find packages that depend on a given depname
 #
 
-if [ "$1" = '' ]; then
+match=$1
+
+if [[ -z $match ]]; then
 	echo 'usage: finddeps <depname>'
 	echo ''
 	echo 'Find packages that depend on a given depname.'
@@ -12,35 +14,24 @@ if [ "$1" = '' ]; then
 	exit 0
 fi
 
-match=$1
-tld=$(pwd)
-
-for d in $(find . -type d); do
-	cd $d
-	if [ -f PKGBUILD ]; then
-		unset pkgname depends makedepends
-		. PKGBUILD
+find . -type d | while read d; do
+	if [[ -f "$d/PKGBUILD" ]]; then
+		unset pkgname depends makedepends optdepends
+		. "$d/PKGBUILD"
 		for dep in "${depends[@]}"; do
 			# lose the version comparator, if any
 			depname=${dep%%[<>=]*}
-			if [ "$depname" = "$match" ]; then
-				echo "$d (depends)"
-			fi
+			[[ $depname = $match ]] && echo "$d (depends)"
 		done
 		for dep in "${makedepends[@]}"; do
 			# lose the version comparator, if any
 			depname=${dep%%[<>=]*}
-			if [ "$depname" = "$match" ]; then
-				echo "$d (makedepends)"
-			fi
+			[[ $depname = $match ]] && echo "$d (makedepends)"
 		done
 		for dep in "${optdepends[@]/:*}"; do
 			# lose the version comaparator, if any
 			depname=${dep%%[<>=]*}
-			if [ "$depname" = "$match" ]; then
-				echo "$d (optdepends)"
-			fi
+			[[ $depname = $match ]] && echo "$d (optdepends)"
 		done
 	fi
-	cd $tld
 done
diff --git a/lddd b/lddd.in
old mode 100755
new mode 100644
similarity index 97%
rename from lddd
rename to lddd.in
index 9695c9b..c011674
--- a/lddd
+++ b/lddd.in
@@ -9,7 +9,7 @@ IFS="${IFS}:"
 libdirs="/lib /usr/lib /usr/local/lib $(cat /etc/ld.so.conf.d/*)"
 extras=
 
-TEMPDIR=$(mktemp -d /tmp/lddd-script.XXXX)
+TEMPDIR=$(mktemp -d --tmpdir lddd-script.XXXX)
 
 echo 'Go out and drink some tea, this will take a while :) ...'
 #  Check ELF binaries in the PATH and specified dir trees.
diff --git a/makechrootpkg b/makechrootpkg.in
old mode 100755
new mode 100644
similarity index 51%
rename from makechrootpkg
rename to makechrootpkg.in
index a60c9fe..43acc3f
--- a/makechrootpkg
+++ b/makechrootpkg.in
@@ -8,27 +8,23 @@
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 
-FORCE='n'
-RUN=''
-MAKEPKG_ARGS='-s --noconfirm'
-REPACK=''
-WORKDIR=$PWD
+shopt -s nullglob
 
-update_first='0'
-clean_first='0'
-install_pkg=''
-add_to_db=0
-
-chrootdir=''
-
-APPNAME=$(basename "${0}")
+makepkg_args='-s --noconfirm -L'
+repack=false
+update_first=false
+clean_first=false
+install_pkg=
+add_to_db=false
+run_namcap=false
+chrootdir=
 
 default_copy=$USER
 [[ -n $SUDO_USER ]] && default_copy=$SUDO_USER
 [[ -z $default_copy || $default_copy = root ]] && default_copy=copy
 
 usage() {
-	echo "usage ${APPNAME} [options] -r <chrootdir> [--] [makepkg args]"
+	echo "usage ${0##*/} [options] -r <chrootdir> [--] [makepkg args]"
 	echo ' Run this script in a PKGBUILD dir to build a package inside a'
 	echo ' clean chroot. All unrecognized arguments passed to this script'
 	echo ' will be passed to makepkg.'
@@ -41,7 +37,7 @@ usage() {
 	echo 'command:'
 	echo '    mkarchroot <chrootdir>/root base base-devel sudo'
 	echo ''
-	echo "Default makepkg args: $MAKEPKG_ARGS"
+	echo "Default makepkg args: $makepkg_args"
 	echo ''
 	echo 'Flags:'
 	echo '-h         This help'
@@ -54,27 +50,29 @@ usage() {
 	echo '-I <pkg>   Install a package into the working copy of the chroot'
 	echo '-l <copy>  The directory to use as the working copy of the chroot'
 	echo '           Useful for maintaining multiple copies.'
+	echo '-n         Run namcap on the package'
 	echo "           Default: $default_copy"
 	exit 1
 }
 
-while getopts 'hcudr:I:l:' arg; do
-	case "${arg}" in
+while getopts 'hcudr:I:l:n' arg; do
+	case "$arg" in
 		h) usage ;;
-		c) clean_first=1 ;;
-		u) update_first=1 ;;
-		d) add_to_db=1 ;;
+		c) clean_first=true ;;
+		u) update_first=true ;;
+		d) add_to_db=true ;;
 		r) chrootdir="$OPTARG" ;;
 		I) install_pkg="$OPTARG" ;;
 		l) copy="$OPTARG" ;;
-		*) MAKEPKG_ARGS="$MAKEPKG_ARGS -$arg $OPTARG" ;;
+		n) run_namcap=true ;;
+		*) makepkg_args="$makepkg_args -$arg $OPTARG" ;;
 	esac
 done
 
 # Canonicalize chrootdir, getting rid of trailing /
 chrootdir=$(readlink -e "$chrootdir")
 
-if [[ ${copy:0:1} = "/" ]]; then
+if [[ ${copy:0:1} = / ]]; then
 	copydir=$copy
 else
 	[[ -z $copy ]] && copy=$default_copy
@@ -82,35 +80,35 @@ else
 fi
 
 # Pass all arguments after -- right to makepkg
-MAKEPKG_ARGS="$MAKEPKG_ARGS ${*:$OPTIND}"
+makepkg_args="$makepkg_args ${*:$OPTIND}"
 
 # See if -R was passed to makepkg
 for arg in ${*:$OPTIND}; do
-	if [ "$arg" = '-R' ]; then
-		REPACK=1
-		break;
+	if [[ $arg = -R ]]; then
+		repack=1
+		break
 	fi
 done
 
-if [ "$EUID" != '0' ]; then
+if (( EUID )); then
 	echo 'This script must be run as root.'
 	exit 1
 fi
 
-if [ ! -f PKGBUILD -a -z "$install_pkg" ]; then
+if [[ ! -f PKGBUILD && -z $install_pkg ]]; then
 	echo 'This must be run in a directory containing a PKGBUILD.'
 	exit 1
 fi
 
-if [ ! -d "$chrootdir" ]; then
+if [[ ! -d $chrootdir ]]; then
 	echo "No chroot dir defined, or invalid path '$chrootdir'"
 	exit 1
 fi
 
-if [ ! -d "$chrootdir/root" ]; then
+if [[ ! -d $chrootdir/root ]]; then
 	echo 'Missing chroot dir root directory.'
 	echo "Try using: mkarchroot $chrootdir/root base base-devel sudo"
-	usage
+	exit 1
 fi
 
 umask 0022
@@ -124,7 +122,7 @@ if ! flock -n 9; then
 	echo "done"
 fi
 
-if [ ! -d "$copydir" -o "$clean_first" -eq "1" ]; then
+if [[ ! -d $copydir ]] || $clean_first; then
 	# Get a read lock on the root chroot to make
 	# sure we don't clone a half-updated chroot
 	exec 8>"$chrootdir/root.lock"
@@ -138,8 +136,9 @@ if [ ! -d "$copydir" -o "$clean_first" -eq "1" ]; then
 	echo -n 'creating clean working copy...'
 	use_rsync=false
 	if type -P btrfs >/dev/null; then
-		[ -d $copydir ] && btrfs subvolume delete "$copydir" &>/dev/null
-		btrfs subvolume snapshot "$chrootdir/root" "$copydir" &>/dev/null || use_rsync=true
+		[[ -d $copydir ]] && btrfs subvolume delete "$copydir" &>/dev/null
+		btrfs subvolume snapshot "$chrootdir/root" "$copydir" &>/dev/null ||
+			use_rsync=true
 	else
 		use_rsync=true
 	fi
@@ -154,152 +153,151 @@ if [ ! -d "$copydir" -o "$clean_first" -eq "1" ]; then
 	exec 8>&-
 fi
 
-if [ -n "$install_pkg" ]; then
-	pkgname="$(basename "$install_pkg")"
+if [[ -n $install_pkg ]]; then
+	pkgname="${install_pkg##*/}"
 	cp "$install_pkg" "$copydir/$pkgname"
+
 	mkarchroot -r "pacman -U /$pkgname --noconfirm" "$copydir"
 	ret=$?
+
 	rm "$copydir/$pkgname"
+
 	# Exit early, we've done all we need to
 	exit $ret
 fi
 
-if [ $update_first -eq 1 ]; then
-	mkarchroot -u "$copydir"
-fi
+$update_first && mkarchroot -u "$copydir"
 
-[ -d "$copydir/build" ] || mkdir "$copydir/build"
+mkdir -p "$copydir/build"
 
-if [ "$REPACK" != "1" ]; then
-	# Remove anything in there UNLESS -R (repack) was passed to makepkg
-	rm -rf "$copydir/build/"*
-fi
+# Remove anything in there UNLESS -R (repack) was passed to makepkg
+$repack || rm -rf "$copydir"/build/*
 
 # Read .makepkg.conf even if called via sudo
-if [ -n "${SUDO_USER}" ]; then
-	makepkg_conf="/$(eval echo ~${SUDO_USER})/.makepkg.conf"
+if [[ -n $SUDO_USER ]]; then
+	makepkg_conf="$(eval echo ~$SUDO_USER)/.makepkg.conf"
 else
-	makepkg_conf="~/.makepkg.conf"
+	makepkg_conf="$HOME/.makepkg.conf"
 fi
 
 # Get SRC/PKGDEST from makepkg.conf
-if [ -f "${makepkg_conf}" ]; then
-	eval $(grep '^SRCDEST=' "${makepkg_conf}")
-	eval $(grep '^PKGDEST=' "${makepkg_conf}")
-
-	eval $(grep '^MAKEFLAGS=' "${makepkg_conf}")
-	eval $(grep '^PACKAGER=' "${makepkg_conf}")
+if [[ -f $makepkg_conf ]]; then
+	eval $(grep '^SRCDEST=' "$makepkg_conf")
+	eval $(grep '^PKGDEST=' "$makepkg_conf")
+	eval $(grep '^MAKEFLAGS=' "$makepkg_conf")
+	eval $(grep '^PACKAGER=' "$makepkg_conf")
 fi
-[ -z "${SRCDEST}" ] && eval $(grep '^SRCDEST=' /etc/makepkg.conf)
-[ -z "${PKGDEST}" ] && eval $(grep '^PKGDEST=' /etc/makepkg.conf)
 
-[ -d "$copydir/pkgdest" ] || mkdir "$copydir/pkgdest"
-if ! grep 'PKGDEST="/pkgdest"' "$copydir/etc/makepkg.conf" >/dev/null 2>&1; then
+[[ -z $SRCDEST ]] && eval $(grep '^SRCDEST=' /etc/makepkg.conf)
+[[ -z $PKGDEST ]] && eval $(grep '^PKGDEST=' /etc/makepkg.conf)
+[[ -z $MAKEFLAGS ]] && eval $(grep '^MAKEFLAGS=' /etc/makepkg.conf)
+[[ -z $PACKAGER ]] && eval $(grep '^PACKAGER=' /etc/makepkg.conf)
+
+# Use PKGBUILD directory if PKGDEST or SRCDEST don't exist
+[[ -d $PKGDEST ]] || PKGDEST=.
+[[ -d $SRCDEST ]] || SRCDEST=.
+
+mkdir -p "$copydir/pkgdest"
+if ! grep -q 'PKGDEST="/pkgdest"' "$copydir/etc/makepkg.conf"; then
 	echo 'PKGDEST="/pkgdest"' >> "$copydir/etc/makepkg.conf"
 fi
 
-[ -d "$copydir/srcdest" ] || mkdir "$copydir/srcdest"
-if ! grep 'SRCDEST="/srcdest"' "$copydir/etc/makepkg.conf" >/dev/null 2>&1; then
+mkdir -p "$copydir/srcdest"
+if ! grep -q 'SRCDEST="/srcdest"' "$copydir/etc/makepkg.conf"; then
 	echo 'SRCDEST="/srcdest"' >> "$copydir/etc/makepkg.conf"
 fi
-[ -z "${MAKEFLAGS}" ] && eval $(grep '^MAKEFLAGS=' /etc/makepkg.conf)
-if [ -n "${MAKEFLAGS}" ]; then 
-  sed -i '/^MAKEFLAGS=/d' "$copydir/etc/makepkg.conf"
-  echo "MAKEFLAGS='${MAKEFLAGS}'" >> "$copydir/etc/makepkg.conf"
+
+if [[ -n $MAKEFLAGS ]]; then 
+	sed -i '/^MAKEFLAGS=/d' "$copydir/etc/makepkg.conf"
+	echo "MAKEFLAGS='${MAKEFLAGS}'" >> "$copydir/etc/makepkg.conf"
 fi
-[ -z "${PACKAGER}" ] && eval $(grep '^PACKAGER=' /etc/makepkg.conf)
-if [ -n "${PACKAGER}" ]; then 
-  sed -i '/^PACKAGER=/d' "$copydir/etc/makepkg.conf"
-  echo "PACKAGER='${PACKAGER}'" >> "$copydir/etc/makepkg.conf"
+
+if [[ -n $PACKAGER ]]; then 
+	sed -i '/^PACKAGER=/d' "$copydir/etc/makepkg.conf"
+	echo "PACKAGER='${PACKAGER}'" >> "$copydir/etc/makepkg.conf"
 fi
 
 # Set target CARCH as it might be used within the PKGBUILD to select correct sources
 eval $(grep '^CARCH=' "$copydir/etc/makepkg.conf")
 export CARCH
-# Copy PKGBUILD and sources
-source=($(. PKGBUILD; echo ${source[@]}))
-cp PKGBUILD "$copydir/build/"
-for f in ${source[@]}; do
-	basef=$(echo $f | sed 's|::.*||' | sed 's|^.*://.*/||g')
-	if [ -f "$basef" ]; then
-		cp "$basef" "$copydir/srcdest/"
-	elif [ -f "$SRCDEST/$basef" ]; then
-		cp "$SRCDEST/$basef" "$copydir/srcdest/"
-	fi
-done
 
-( . PKGBUILD
-for i in 'changelog' 'install'; do
-	filelist=$(sed -n "s/^[[:space:]]*$i=//p" PKGBUILD)
-	for file in $filelist; do
-		# evaluate any bash variables used
-		eval file=${file}
-		if [[ -f "$file" ]]; then
-			cp "$file" "$copydir/build/"
+# Copy PKGBUILD and sources
+cp PKGBUILD "$copydir/build/"
+(
+	source PKGBUILD
+	for file in "${source[@]}"; do
+		file="${file%%::*}"
+		file="${file##*://*/}"
+		if [[ -f $file ]]; then
+			cp "$file" "$copydir/srcdest/"
+		elif [[ -f $SRCDEST/$file ]]; then
+			cp "$SRCDEST/$file" "$copydir/srcdest/"
 		fi
 	done
-done
+
+	# Find all changelog and install files, even inside functions
+	for i in changelog install; do
+		sed -n "s/^[[:space:]]*$i=//p" PKGBUILD | while IFS= read -r file; do
+			# evaluate any bash variables used
+			eval file="$file"
+			[[ -f $file ]] && cp "$file" "$copydir/build/"
+		done
+	done
 )
 
-chown -R nobody "$copydir/build"
-chown -R nobody "$copydir/srcdest"
-chown -R nobody "$copydir/pkgdest"
+chown -R nobody "$copydir"/{build,pkgdest,srcdest}
 
 echo 'nobody ALL = NOPASSWD: /usr/bin/pacman' > "$copydir/etc/sudoers.d/nobody-pacman"
 chmod 440 "$copydir/etc/sudoers.d/nobody-pacman"
 
-#This is a little gross, but this way the script is recreated every time in the
-#working copy
-(cat <<EOF
+# This is a little gross, but this way the script is recreated every time in the
+# working copy
+cat >"$copydir/chrootbuild" <<EOF
 #!/bin/bash
 export LANG=C
-cd /build
 export HOME=/build
-sudo -u nobody makepkg $MAKEPKG_ARGS || touch BUILD_FAILED
-[ -f BUILD_FAILED ] && exit 1
-which namcap &>/dev/null && namcap /build/PKGBUILD /pkgdest/*.pkg.tar.* > /build/namcap.log
+
+cd /build
+sudo -u nobody makepkg $makepkg_args || touch BUILD_FAILED
+
+[[ -f BUILD_FAILED ]] && exit 1
+
+if $run_namcap; then
+	pacman -S --needed --noconfirm namcap
+	namcap /build/PKGBUILD /pkgdest/*.pkg.tar.* > /build/namcap.log
+fi
+
 exit 0
 EOF
-) > "$copydir/chrootbuild"
 chmod +x "$copydir/chrootbuild"
 
 if mkarchroot -r "/chrootbuild" "$copydir"; then
-	for pkgfile in "${copydir}"/pkgdest/*.pkg.tar.*; do
-		[ -e "$pkgfile" ] || continue
-		if [ "$add_to_db" -eq "1" ]; then
-			mkdir -p "${copydir}/repo"
-			pushd "${copydir}/repo" >/dev/null
+	for pkgfile in "$copydir"/pkgdest/*.pkg.tar.*; do
+		if $add_to_db; then
+			mkdir -p "$copydir/repo"
+			pushd "$copydir/repo" >/dev/null
 			cp "$pkgfile" .
-			repo-add repo.db.tar.gz "$(basename "$pkgfile")"
+			repo-add repo.db.tar.gz "${pkgfile##*/}"
 			popd >/dev/null
 		fi
 
-		if [ -d "$PKGDEST" ]; then
-			mv "$pkgfile" "${PKGDEST}"
-		else
-			mv "$pkgfile" "${WORKDIR}"
-		fi
+		mv "$pkgfile" "$PKGDEST"
 	done
 
-	for l in "${copydir}"/build/{namcap,*-{build,check,package,package_*}}.log; do
-		[ -f "$l" ] && mv "$l" "${WORKDIR}"
+	for l in "$copydir"/build/{namcap,*-{build,check,package,package_*}}.log; do
+		[[ -f $l ]] && mv "$l" .
 	done
 else
-	#just in case. We returned 1, make sure we fail
-	touch "${copydir}/build/BUILD_FAILED"
+	# Just in case. We returned 1, make sure we fail
+	touch "$copydir/build/BUILD_FAILED"
 fi
 
-for f in "${copydir}"/srcdest/*; do
-	[ -e "$f" ] || continue
-	if [ -d "$SRCDEST" ]; then
-		mv "$f" "${SRCDEST}"
-	else
-		mv "$f" "${WORKDIR}"
-	fi
+for f in "$copydir"/srcdest/*; do
+	mv "$f" "$SRCDEST"
 done
 
-if [ -e "${copydir}/build/BUILD_FAILED" ]; then
+if [[ -e $copydir/build/BUILD_FAILED ]]; then
 	echo "Build failed, check $copydir/build"
-	rm "${copydir}/build/BUILD_FAILED"
+	rm "$copydir/build/BUILD_FAILED"
 	exit 1
 fi
diff --git a/mkarchroot b/mkarchroot.in
old mode 100755
new mode 100644
similarity index 100%
rename from mkarchroot
rename to mkarchroot.in
diff --git a/rebuildpkgs b/rebuildpkgs.in
old mode 100755
new mode 100644
similarity index 100%
rename from rebuildpkgs
rename to rebuildpkgs.in
diff --git a/zsh_completion b/zsh_completion.in
similarity index 100%
rename from zsh_completion
rename to zsh_completion.in