scripts: refactor output formatting functions

Move the common output formatting functions into a separate
library file and import that into each script.  makepkg is
excluded due to its additional color formatting.

Signed-off-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

scripts/Makefile.am

@@ -25,6 +25,7 @@ EXTRA_DIST = \
 	$(LIBRARY)
 
 LIBRARY = \
+	library/output_format.sh \
 	library/parse_options.sh
 
 # Files that should be removed, but which Automake does not know.
@@ -69,13 +70,30 @@ $(OURSCRIPTS): Makefile
 	@chmod a-w $@.tmp
 	@mv $@.tmp $@
 
-makepkg: $(srcdir)/makepkg.sh.in $(srcdir)/library/parse_options.sh
+makepkg: \
-pacman-db-upgrade: $(srcdir)/pacman-db-upgrade.sh.in
+	$(srcdir)/makepkg.sh.in \
-pacman-key: $(srcdir)/pacman-key.sh.in
+	$(srcdir)/library/parse_options.sh
+
+pacman-db-upgrade: \
+	$(srcdir)/pacman-db-upgrade.sh.in \
+	$(srcdir)/library/output_format.sh
+
+pacman-key: \
+	$(srcdir)/pacman-key.sh.in \
+	$(srcdir)/library/output_format.sh
+
 pacman-optimize: $(srcdir)/pacman-optimize.sh.in
-pkgdelta: $(srcdir)/pkgdelta.sh.in
+
+pkgdelta: \
+	$(srcdir)/pkgdelta.sh.in \
+	$(srcdir)/library/output_format.sh
+
 rankmirrors: $(srcdir)/rankmirrors.sh.in
-repo-add: $(srcdir)/repo-add.sh.in
+
+repo-add: \
+	$(srcdir)/repo-add.sh.in \
+	$(srcdir)/library/output_format.sh
+
 repo-remove: $(srcdir)/repo-add.sh.in
 	rm -f repo-remove
 	$(LN_S) repo-add repo-remove

scripts/library/output_format.sh

@@ -0,0 +1,21 @@
+msg() {
+	(( QUIET )) && return
+	local mesg=$1; shift
+	printf "==> ${mesg}\n" "$@" >&1
+}
+
+msg2() {
+	(( QUIET )) && return
+	local mesg=$1; shift
+	printf "  -> ${mesg}\n" "$@" >&1
+}
+
+warning() {
+	local mesg=$1; shift
+	printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2
+}
+
+error() {
+	local mesg=$1; shift
+	printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2
+}

scripts/pacman-db-upgrade.sh.in

@@ -28,15 +28,8 @@ myver='@PACKAGE_VERSION@'
 eval $(awk '/DBPath/ {print $1$2$3}' @sysconfdir@/pacman.conf)
 dbroot="${DBPath:-@localstatedir@/lib/pacman/}"
 
-msg() {
+m4_include(library/output_format.sh)
-	local mesg=$1; shift
-	printf "==> ${mesg}\n" "$@" >&2
-}
 
-error () {
-	local mesg=$1; shift
-	printf "==> ERROR: ${mesg}\n" "$@" >&2
-}
 usage() {
 	printf "pacman-db-upgrade (pacman) %s\n\n" "$myver"
 	printf "$(gettext "Usage: %s [pacman_db_root]")\n\n" "$0"

scripts/pacman-key.sh.in

@@ -26,26 +26,7 @@ export TEXTDOMAINDIR='@localedir@'
 
 myver="@PACKAGE_VERSION@"
 
-msg() {
+m4_include(library/output_format.sh)
-	local mesg=$1; shift
-	printf "==> ${mesg}\n" "$@" >&1
-}
-
-msg2() {
-	(( QUIET )) && return
-	local mesg=$1; shift
-	printf "  -> ${mesg}\n" "$@" >&1
-}
-
-warning() {
-	local mesg=$1; shift
-	printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2
-}
-
-error() {
-	local mesg=$1; shift
-	printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2
-}
 
 usage() {
 	printf "pacman-key (pacman) %s\n" ${myver}

scripts/pkgdelta.sh.in

@@ -34,21 +34,7 @@ QUIET=0
 # ensure we have a sane umask set
 umask 0022
 
-msg() {
+m4_include(library/output_format.sh)
-	(( QUIET )) && return
-	local mesg=$1; shift
-	printf "==> ${mesg}\n" "$@" >&1
-}
-
-warning() {
-	local mesg=$1; shift
-	printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2
-}
-
-error() {
-	local mesg=$1; shift
-	printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2
-}
 
 # print usage instructions
 usage() {

scripts/repo-add.sh.in

@@ -38,27 +38,7 @@ CLEAN_LOCK=0
 # ensure we have a sane umask set
 umask 0022
 
-msg() {
+m4_include(library/output_format.sh)
-	(( QUIET )) && return
-	local mesg=$1; shift
-	printf "==> ${mesg}\n" "$@" >&1
-}
-
-msg2() {
-	(( QUIET )) && return
-	local mesg=$1; shift
-	printf "  -> ${mesg}\n" "$@" >&1
-}
-
-warning() {
-	local mesg=$1; shift
-	printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2
-}
-
-error() {
-	local mesg=$1; shift
-	printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2
-}
 
 # print usage instructions
 usage() {