From 2b45ef3a8a164648647eba1265db6a3d10ea7bad Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Tue, 17 Jun 2003 18:28:20 +0000
Subject: Bug 75: dont build docs unless docbook is available. Dont install
 docs     unless they are pre-built or buildable

---
 Makefile.am     |  3 ++-
 configure.in    | 26 +++++++++++++++++++++-----
 doc/Makefile.am |  2 +-
 3 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index fd10fbb..bf93beb 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -21,7 +21,8 @@
 #  TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 #  PERFORMANCE OF THIS SOFTWARE.
 
-SUBDIRS=fontconfig fc-lang fc-glyphname src fc-cache fc-list fc-match doc test
+DOCSRC=@DOCSRC@
+SUBDIRS=fontconfig fc-lang fc-glyphname src fc-cache fc-list fc-match $(DOCSRC) test
 
 EXTRA_DIST = \
         fontconfig.pc.in \
diff --git a/configure.in b/configure.in
index 76e8d44..21652b1 100644
--- a/configure.in
+++ b/configure.in
@@ -335,16 +335,32 @@ AC_SUBST(ORTH_FILES)
 
 AC_CHECK_PROG(HASDOCBOOK, docbook2html, yes, no)
 
-AC_ARG_ENABLE(docs,           [  --disable-docs                Don't build and install documentation],,enable_docs=yes)
+AM_CONDITIONAL(USEDOCBOOK, test "x$HASDOCBOOK" = xyes)
 
-if test "x$enable_docs" = xyes; then
-  if test "x$HASDOCBOOK" != xyes; then
-    enable_docs=no
-  fi
+default_docs="yes"
+#
+# Check if docs exist or can be created
+#
+if test x$HASDOCBOOK = xno; then
+	if test -f doc/fonts-conf.5; then
+		:
+	else
+		default_docs="no"
+	fi
 fi
 
+AC_ARG_ENABLE(docs,           [  --disable-docs                Don't build and install documentation],,enable_docs=$default_docs)
+
 AM_CONDITIONAL(ENABLE_DOCS, test "x$enable_docs" = xyes)
 
+if test "x$enable_docs" = xyes; then
+	DOCSRC="doc"
+else
+	DOCSRC=""
+fi
+
+AC_SUBST(DOCSRC)
+
 #
 # Figure out where to install documentation
 #
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 6a9d782..b98c13b 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -93,7 +93,7 @@ EXTRA_DIST = $(LOCAL_DOCS) $(SGML) $(DOC_FUNCS_FNCS) $(FNCS_TMPL)
 	
 SUFFIXES=.fncs .sgml .txt .html
 
-if ENABLE_DOCS
+if USEDOCBOOK
 
 .fncs.sgml:
 	$(RM) $@
-- 
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