From 8f5fff5350f2b41ca960c37c165b525745552f57 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Wed, 21 Apr 2021 19:55:27 +0200
Subject: [PATCH] build-sys: add targets to generated translated man pages

* add --enable-poman (disabled by default)
* add po-man/Makefile.am for "make all" and "make install"
* install man pages to $mandir/$lang/man{1,3,5,8}

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 Makefile.am        |  6 +++++
 configure.ac       | 11 ++++++++
 po-man/Makefile.am | 63 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 80 insertions(+)
 create mode 100644 po-man/Makefile.am

diff --git a/Makefile.am b/Makefile.am
index 26ec138291..85f7ed605b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -73,6 +73,12 @@ CLEANFILES =
 
 SUBDIRS = po
 
+if ENABLE_ASCIIDOC
+if ENABLE_POMAN
+SUBDIRS += po-man
+endif
+endif
+
 RCS_FIND_IGNORE = \( -name SCCS -o -name BitKeeper -o -name .svn -o \
 		-name CVS -o -name .pc -o -name .hg -o -name .git \) -prune -o
 
diff --git a/configure.ac b/configure.ac
index abb96e6280..6a610b854f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -743,6 +743,15 @@ UL_REQUIRES_PROGRAM([asciidoc], [ASCIIDOCTOR], [asciidoctor], [man pages])
 AM_CONDITIONAL([ENABLE_ASCIIDOC], [test "x$build_asciidoc" = xyes])
 
 
+AC_ARG_ENABLE([poman],
+  AS_HELP_STRING([--enable-poman], [generate translated man pages]),
+  [], [UL_DEFAULT_ENABLE([poman], [no])]
+)
+UL_BUILD_INIT([poman])
+UL_REQUIRES_PROGRAM([poman], [PO4A], [po4a], [translated man pages])
+AM_CONDITIONAL([ENABLE_POMAN], [test "x$uild_poman" = xyes])
+
+
 AX_CHECK_TLS
 
 have_pty=no
@@ -2612,6 +2621,7 @@ libsmartcols/docs/Makefile
 libsmartcols/docs/version.xml
 libsmartcols/src/libsmartcols.h
 po/Makefile.in
+po-man/Makefile
 ])
 
 AC_OUTPUT
@@ -2656,6 +2666,7 @@ AC_MSG_RESULT([
 	Wide-char support: ${build_widechar}
 
 	Manual pages:      ${build_asciidoc}
+	Manual pages translated: ${build_poman}
 
 	warnings:
 
diff --git a/po-man/Makefile.am b/po-man/Makefile.am
new file mode 100644
index 0000000000..20f5c0b31f
--- /dev/null
+++ b/po-man/Makefile.am
@@ -0,0 +1,63 @@
+
+PO_FILES = $(wildcard *.po)
+PO_LANGS = $(PO_FILES:.po=)
+
+PO_STAMPS = po4a-gen.stamp
+MAN_SECTIONS = 1 3 5 8
+CLEANFILES = $(PO_STAMPS)
+
+EXTRA_DIST = README.md $(PO_FILES) po4a.cfg util-linux-man.pot
+
+po4a-gen.stamp: $(PO_FILES)
+	@echo 'po4a: generate man-pages translations'
+	$(AM_V_GEN) $(PO4A) po4a.cfg
+	@touch po4a-gen.stamp
+
+gen-trans: $(PO_STAMPS)
+
+asciidoc_man_cmd = $(ASCIIDOCTOR) \
+	-b manpage \
+	-a 'VERSION=$(VERSION)' \
+	-a 'ADJTIME_PATH=$(ADJTIME_PATH)'
+
+gen-mans: gen-trans
+	@for l in $(PO_LANGS); do \
+	  gendir="$(abs_builddir)/$$l"; \
+	  genfiles=`echo $${gendir}/*.adoc`; \
+	  if test "$$genfiles" != '$${gendir}/*.adoc'; then \
+	    for file in $${genfiles}; do \
+	      manname=`echo $$file | sed -e 's|^.*/||' -e 's|\.adoc||'`;  \
+	      test -f $${gendir}/$${manname} || { \
+		   echo "  GEN     " $$l ": " $$manname && \
+	           $(asciidoc_man_cmd) \
+		      --base-dir=$${gendir} \
+		      --destination-dir $${gendir} $${file}; \
+	      }; \
+	    done; \
+	  fi; \
+	done
+
+all: gen-mans
+
+clean-local:
+	rm -f *~ *.bak
+
+distclean-local:
+	rm -rf $(PO_LANGS) *.stamp
+
+install-data-local: gen-mans
+	@for l in $(PO_LANGS); do \
+	  mansrcdir="$(abs_builddir)/$$l"; \
+	  for s in $(MAN_SECTIONS); do \
+	    installfiles=`echo $${mansrcdir}/*.$$s`; \
+	    if test "$$installfiles" != '$${mansrcdir}/*.$$s'; then \
+	      installdir="$(DESTDIR)$(mandir)/$$l/man$$s"; \
+	      $(MKDIR_P) "$${installdir}" || exit 1; \
+	      for file in $$installfiles; do \
+	        manname=`echo $$file | sed -e 's|^.*/||'`;  \
+	        echo "  Installing " $$l ": " $$manname ; \
+	        $(INSTALL_DATA) $$file $${installdir}; \
+	      done; \
+	    fi; \
+	  done; \
+	done
-- 
2.39.2