From: Daniel Salzman <daniel.salzman@nic.cz>
Date: Tue, 3 Sep 2024 15:34:54 +0000 (+0200)
Subject: doc: fix man installation from a tarball
X-Git-Tag: v3.5.0~274
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=30442aa44efda25ed6671fcdffc1f1492717ee4e;p=thirdparty%2Fknot-dns.git

doc: fix man installation from a tarball
---

diff --git a/configure.ac b/configure.ac
index 7ac2972826..4f485f9a94 100644
--- a/configure.ac
+++ b/configure.ac
@@ -121,15 +121,18 @@ AM_CONDITIONAL([HAVE_LIBUTILS], test "$enable_utilities" != "no" -o \
 # Build Knot DNS documentation
 AC_ARG_ENABLE([documentation],
     AS_HELP_STRING([--disable-documentation], [Don't build Knot DNS documentation]), [], [enable_documentation=yes])
-AS_IF([test "$enable_documentation" = "yes"], [
+AS_IF([test "$enable_documentation" != "no"], [
   AC_PATH_PROG([SPHINXBUILD], [sphinx-build], [false])
-  AS_IF([test "$SPHINXBUILD" = "false"],
-    [AC_MSG_WARN([missing 'sphinx-build' executable for documentation generation])
-     enable_documentation=no]
-  )
-  AC_PATH_PROG([PDFLATEX], [pdflatex], [false])
+  AS_IF([test "$SPHINXBUILD" != "false"], [
+    enable_documentation="man html epub"
+    AC_PATH_PROG([PDFLATEX], [pdflatex], [false])
+    AS_IF([test "$PDFLATEX" != "false"], [
+      enable_documentation="$enable_documentation pdf"
+    ])
+  ])
 ])
-AM_CONDITIONAL([HAVE_DOCS], [test "$enable_documentation" = "yes"])
+AM_CONDITIONAL([HAVE_DOCS], [test "$enable_documentation" != "no"])
+AM_CONDITIONAL([HAVE_SPHINX], [test "$SPHINXBUILD" != "false"])
 AM_CONDITIONAL([HAVE_PDFLATEX], test "$PDFLATEX" != "false")
 
 ######################
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 6ce01dbae3..b38b211f6c 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -99,6 +99,7 @@ man_MANS += man/kxdpgun.8
 endif # ENABLE_XDP
 endif # HAVE_UTILS
 
+if HAVE_SPHINX
 html-local:
 	$(AM_V_SPHINX)$(SPHINXBUILD) -b html -d $(SPHINXBUILDDIR)/doctrees/html $(ALLSPHINXOPTS) $(SPHINXBUILDDIR)/html
 	@echo "The HTML documentation has been built in $(SPHINXBUILDDIR)/html/"
@@ -156,6 +157,12 @@ else
 html-local singlehtml pdf-local epub man install-html-local install-singlehtml install-pdf-local install-epub:
 	@echo "Install 'sphinx-build' and re-run configure to be able to generate documentation!"
 
+$(man_MANS)&:
+	@if [ ! -f "$@" ]; then \
+	  echo "Install 'sphinx-build' or disable documentation and re-run configure to generate man pages!"; \
+	fi
+endif # HAVE_SPHINX
+
 endif # HAVE_DOCS
 
 EXTRA_DIST += \