build: Switch from intltool to gettext

See https://gitlab.xfce.org/xfce/xfce4-dev-tools/-/issues/41.

.gitignore

@@ -1,12 +1,15 @@
 po/*.gmo
-po/.intltool-merge-cache*
 *Makefile
 *Makefile.in
 po/Makefile.in.in
+ABOUT-NLS
+ChangeLog
 POTFILES
 stamp*
 */.deps
 .libs
+*~
+*.bz2
 *.orig
 *.o
 *.lo
@@ -16,7 +19,6 @@ stamp*
 configure
 config.*
 configure.ac
-intltool*
 mkinstalldirs
 missing
 compile
@@ -26,6 +28,16 @@ libtool
 depcomp
 aclocal.m4
 m4/
+po/Makevars.template
+po/Rules-quot
+po/boldquot.sed
+po/en@boldquot.header
+po/en@quot.header
+po/insert-header.sin
+po/quot.sed
+po/remove-potcdate.sed
+po/remove-potcdate.sin
+po/xfce4-taskmanager.pot
 autom4te.cache
 *.desktop
 INSTALL

Makefile.am

@@ -8,23 +8,17 @@ SUBDIRS =								\
 desktopdir = $(datadir)/applications
 desktop_in_files = xfce4-taskmanager.desktop.in
 desktop_DATA = $(desktop_in_files:.desktop.in=.desktop)
-@INTLTOOL_DESKTOP_RULE@
+
+xfce4-taskmanager.desktop: xfce4-taskmanager.desktop.in
+	$(AM_V_GEN)$(MSGFMT) --desktop --template $< -d $(top_srcdir)/po -o $@
 
 ChangeLog: Makefile
 	ChangeLog-git.sh > $(srcdir)/ChangeLog || touch $(srcdir)/ChangeLog
 
 EXTRA_DIST =								\
-	README.md								\
-	intltool-extract.in						\
-	intltool-merge.in						\
-	intltool-update.in						\
 	$(desktop_in_files)
 
 DISTCLEANFILES =							\
-	intltool-extract						\
-	intltool-merge							\
-	intltool-update							\
-	po/.intltool-merge-cache.lock					\
 	$(desktop_DATA)
 
 # vi:set ts=8 sw=8 noet ai nocindent syntax=automake:

autogen.sh

@@ -10,5 +10,5 @@ EOF
   exit 1
 }
 
-XDT_AUTOGEN_REQUIRED_VERSION="4.14.0" \
+XDT_AUTOGEN_REQUIRED_VERSION="4.17.0" \
 exec xdt-autogen $@

configure.ac.in

@@ -49,7 +49,6 @@ AC_PROG_CC()
 AM_PROG_CC_C_O()
 LT_PATH_LD([])
 AC_PROG_INSTALL()
-IT_PROG_INTLTOOL()
 
 dnl ************************************
 dnl *** Checks for library functions ***
@@ -64,7 +63,12 @@ AC_CHECK_HEADERS([stdlib.h string.h])
 dnl ******************************
 dnl *** Check for i18n support ***
 dnl ******************************
-XDT_I18N([@LINGUAS@])
+GETTEXT_PACKAGE="$PACKAGE"
+AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], ["$GETTEXT_PACKAGE"], [Name of default gettext domain])
+AC_SUBST([GETTEXT_PACKAGE])
+
+AM_GNU_GETTEXT([external])
+AM_GNU_GETTEXT_VERSION([0.19.8])
 
 dnl ***********************************
 dnl *** Check for required packages ***

po/LINGUAS

@@ -0,0 +1,59 @@
+ar
+ast
+az
+be
+bg
+ca
+cs
+da
+de
+el
+en_AU
+en_GB
+es
+et
+eu
+fa_IR
+fi
+fr
+gl
+he
+hr
+hu
+hy_AM
+hye
+id
+ie
+is
+it
+ja
+kk
+ko
+lt
+lv
+ms
+nb
+nl
+oc
+pa
+pl
+pt_BR
+pt
+ru
+si
+sk
+sl
+sq
+sr
+sv
+te
+th
+tr
+ug
+uk
+ur_PK
+ur
+vi
+zh_CN
+zh_HK
+zh_TW

po/Makevars

@@ -0,0 +1,80 @@
+# Makefile variables for PO directory in any package using GNU gettext.
+
+# Usually the message domain is the same as the package name.
+DOMAIN = $(PACKAGE)
+
+# These two variables depend on the location of this directory.
+subdir = po
+top_builddir = ..
+
+# These options get passed to xgettext.
+XGETTEXT_OPTIONS = --from-code=UTF-8 --keyword=_ --keyword=N_ \
+	--keyword=C_:1c,2 --keyword=NC_:1c,2 --keyword=g_dngettext:2,3 \
+	--add-comments
+
+# This is the copyright holder that gets inserted into the header of the
+# $(DOMAIN).pot file.  Set this to the copyright holder of the surrounding
+# package.  (Note that the msgstr strings, extracted from the package's
+# sources, belong to the copyright holder of the package.)  Translators are
+# expected to transfer the copyright for their translations to this person
+# or entity, or to disclaim their copyright.  The empty string stands for
+# the public domain; in this case the translators are expected to disclaim
+# their copyright.
+COPYRIGHT_HOLDER = The Xfce development team.
+
+# This tells whether or not to prepend "GNU " prefix to the package
+# name that gets inserted into the header of the $(DOMAIN).pot file.
+# Possible values are "yes", "no", or empty.  If it is empty, try to
+# detect it automatically by scanning the files in $(top_srcdir) for
+# "GNU packagename" string.
+PACKAGE_GNU = no
+
+# This is the email address or URL to which the translators shall report
+# bugs in the untranslated strings:
+# - Strings which are not entire sentences, see the maintainer guidelines
+#   in the GNU gettext documentation, section 'Preparing Strings'.
+# - Strings which use unclear terms or require additional context to be
+#   understood.
+# - Strings which make invalid assumptions about notation of date, time or
+#   money.
+# - Pluralisation problems.
+# - Incorrect English spelling.
+# - Incorrect formatting.
+# It can be your email address, or a mailing list address where translators
+# can write to without being subscribed, or the URL of a web page through
+# which the translators can contact you.
+MSGID_BUGS_ADDRESS =
+
+# This is the list of locale categories, beyond LC_MESSAGES, for which the
+# message catalogs shall be used.  It is usually empty.
+EXTRA_LOCALE_CATEGORIES =
+
+# This tells whether the $(DOMAIN).pot file contains messages with an 'msgctxt'
+# context.  Possible values are "yes" and "no".  Set this to yes if the
+# package uses functions taking also a message context, like pgettext(), or
+# if in $(XGETTEXT_OPTIONS) you define keywords with a context argument.
+USE_MSGCTXT = no
+
+# These options get passed to msgmerge.
+# Useful options are in particular:
+#   --previous            to keep previous msgids of translated messages,
+#   --quiet               to reduce the verbosity.
+MSGMERGE_OPTIONS =
+
+# These options get passed to msginit.
+# If you want to disable line wrapping when writing PO files, add
+# --no-wrap to MSGMERGE_OPTIONS, XGETTEXT_OPTIONS, and
+# MSGINIT_OPTIONS.
+MSGINIT_OPTIONS =
+
+# This tells whether or not to regenerate a PO file when $(DOMAIN).pot
+# has changed.  Possible values are "yes" and "no".  Set this to no if
+# the POT file is checked in the repository and the version control
+# program ignores timestamps.
+PO_DEPENDS_ON_POT = no
+
+# This tells whether or not to forcibly update $(DOMAIN).pot and
+# regenerate PO files on "make dist".  Possible values are "yes" and
+# "no".  Set this to no if the POT file and PO files are maintained
+# externally.
+DIST_DEPENDS_ON_UPDATE_PO = no

po/POTFILES.in

@@ -5,8 +5,8 @@ src/process-monitor.c
 src/process-statusbar.c
 src/process-tree-view.c
 src/process-window.c
-[type: gettext/glade]src/process-window.ui
+src/process-window.ui
 src/settings.c
 src/settings-dialog.c
-[type: gettext/glade]src/settings-dialog.ui
+src/settings-dialog.ui
 src/task-manager.c

xfce4-taskmanager.desktop.in

@@ -1,7 +1,7 @@
 [Desktop Entry]
-_Name=Task Manager
-_Comment=Easy to use application to monitor system resources
-_GenericName=Task Manager
+Name=Task Manager
+Comment=Easy to use application to monitor system resources
+GenericName=Task Manager
 Exec=xfce4-taskmanager
 Icon=org.xfce.taskmanager
 Terminal=false