build: Migrate from intltool to gettext

https://gitlab.freedesktop.org/upower/upower/issues/89

.gitlab-ci.yml

@@ -1,8 +1,7 @@
 image: fedora:rawhide
 
 variables:
-  DEPENDENCIES: gettext libtool intltool gtk-doc
-                autoconf automake
+  DEPENDENCIES: libtool gtk-doc autoconf automake gettext-devel
                 gcc redhat-rpm-config gcc-c++ glibc-devel make
                 systemd sqlite-devel gobject-introspection-devel
                 libusbx-devel libgudev-devel libimobiledevice-devel

autogen.sh

@@ -13,21 +13,14 @@ if test -z $AUTORECONF; then
         exit 1
 fi
 
-INTLTOOLIZE=`which intltoolize`
-if test -z $INTLTOOLIZE; then
-        echo "*** No intltoolize found, please install the intltool package ***"
-        exit 1
-fi
-
 GTKDOCIZE=`which gtkdocize`
 if test -z $GTKDOCIZE; then
         echo "*** No GTK-Doc found, please install it ***"
         exit 1
 fi
 
-gtkdocize
-autopoint --force
-AUTOPOINT='intltoolize --automake --copy' autoreconf --force --install --verbose
+gtkdocize --copy || exit 1
+autoreconf --verbose --force --install || exit 1
 
 cd $olddir
 test -n "$NOCONFIGURE" || "$srcdir/configure" "$@"

configure.ac

@@ -229,9 +229,7 @@ if test "x$GCC" = "xyes"; then
 fi
 
 # i18n support
-IT_PROG_INTLTOOL([0.40.0])
-
-AM_GNU_GETTEXT_VERSION([0.17])
+AM_GNU_GETTEXT_VERSION([0.19.8])
 AM_GNU_GETTEXT([external])
 
 AC_SUBST([GETTEXT_PACKAGE],[${PACKAGE_TARNAME}])

po/.gitignore

@@ -1,7 +1,6 @@
 Makefile.in.in
 POTFILES
 stamp-it
-.intltool-merge-cache
 *.pot
 *.gmo
 

po/Makevars

@@ -0,0 +1,78 @@
+# 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 UPower authors.
+
+# 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 = https://gitlab.freedesktop.org/upower/upower/issues
+
+# 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 = yes
+
+# 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

@@ -1,5 +1,4 @@
 # List of source files containing translatable strings.
 # Please keep this file sorted alphabetically.
-[encoding: UTF-8]
 src/up-main.c
 tools/up-tool.c