--- gnutrition/Makefile.am	2026/05/08 23:44:04	1.4
+++ gnutrition/Makefile.am	2026/05/18 19:36:06	1.7
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 #
-# $Id: Makefile.am,v 1.4 2026/05/08 23:44:04 asm Exp $
+# $Id: Makefile.am,v 1.7 2026/05/18 19:36:06 asm Exp $
 #
 # Makefile.am for GNUtrition
 #
@@ -13,8 +13,6 @@ bin_PROGRAMS = gnutrition
 bin_SCRIPTS = gnutrition-updatedb
 gnutrition_datadir = $(datadir)/gnutrition
 
-info_TEXINFOS = gnutrition.texi
-
 doc_DATA = \
 	AUTHORS \
 	ChangeLog \
@@ -22,9 +20,15 @@ doc_DATA = \
 	COPYING \
 	INSTALL \
 	NEWS \
-	README \
-	gnutrition.html \
-	gnutrition.pdf
+	README
+
+if INSTALL_HTML
+doc_DATA += gnutrition.html
+endif
+
+if INSTALL_PDF
+doc_DATA += gnutrition.pdf
+endif
 
 AM_CPPFLAGS = -DPKGDATADIR=\"$(pkgdatadir)\"
 
@@ -89,23 +93,32 @@ EXTRA_DIST = \
 	gnutrition.texi \
 	gfdl.texi
 
+if INSTALL_HTML
+EXTRA_DIST += gnutrition.html
+endif
+
+if INSTALL_PDF
+EXTRA_DIST += gnutrition.pdf
+endif
+
 # -----------------------------------------------------------------------------
 # Documentation
 # -----------------------------------------------------------------------------
 
+if HAVE_TEXINFO
 all-local: gnutrition.html gnutrition.pdf
-
 version.texi: .ver
 	echo "@set VERSION $$(cat .ver)" > $@
-
 gnutrition.html: gnutrition.texi
 	texi2html --html --no-split $(srcdir)/gnutrition.texi -o $@
-
 gnutrition.pdf: gnutrition.texi
 	texi2pdf --clean $(srcdir)/gnutrition.texi -o $@
-
+else
+all-local:
+endif
 
 # Man page.
 dist_man_MANS = gnutrition.1
 
-CLEANFILES = gnutrition-updatedb gnutrition.html gnutrition.pdf
+CLEANFILES = gnutrition-updatedb
+MAINTAINERCLEANFILES = gnutrition.html gnutrition.pdf