8344559: Log is spammed by missing pandoc warnings when building man pages

Reviewed-by: shade, erikj

Author: magicus

doc/building.html

@@ -863,12 +863,12 @@ <h3 id="gnu-bash">GNU Bash</h3>
 are supported.</p>
 <p>At least version 3.2 of GNU Bash must be used.</p>
 <h3 id="graphviz-and-pandoc">Graphviz and Pandoc</h3>
-<p>In order to build the full docs (see the
+<p>In order to build man pages and the full docs (see the
 <code>--enable-full-docs</code> configure option) <a
-href="https://www.graphviz.org">Graphviz</a> and <a
-href="https://pandoc.org">Pandoc</a> are required. Any recent versions
-should work. For reference, and subject to change, Oracle builds use
-Graphviz 9.0.0 and Pandoc 2.19.2.</p>
+href="https://pandoc.org">Pandoc</a> is required. For full docs also <a
+href="https://www.graphviz.org">Graphviz</a> is required. Any recent
+versions should work. For reference, and subject to change, Oracle
+builds use Graphviz 9.0.0 and Pandoc 2.19.2.</p>
 <h2 id="running-configure">Running Configure</h2>
 <p>To build the JDK, you need a "configuration", which consists of a
 directory where to store the build output, coupled with information

doc/building.md

@@ -680,9 +680,9 @@ At least version 3.2 of GNU Bash must be used.
 
 ### Graphviz and Pandoc
 
-In order to build the full docs (see the `--enable-full-docs`
-configure option) [Graphviz](https://www.graphviz.org) and
-[Pandoc](https://pandoc.org) are required. Any recent versions should
+In order to build man pages and the full docs (see the `--enable-full-docs`
+configure option) [Pandoc](https://pandoc.org) is required. For full docs also
+[Graphviz](https://www.graphviz.org) is required. Any recent versions should
 work. For reference, and subject to change, Oracle builds use Graphviz
 9.0.0 and Pandoc 2.19.2.
 

make/autoconf/jdk-options.m4

@@ -121,15 +121,15 @@ AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_OPTIONS],
   if test "x$DOT" != "x"; then
     AC_MSG_RESULT([yes])
   else
-    AC_MSG_RESULT([no, cannot generate full docs])
+    AC_MSG_RESULT([no, cannot generate full docs or man pages])
     FULL_DOCS_AVAILABLE=false
   fi
 
   AC_MSG_CHECKING([for pandoc])
   if test "x$ENABLE_PANDOC" = "xtrue"; then
     AC_MSG_RESULT([yes])
   else
-    AC_MSG_RESULT([no, cannot generate full docs])
+    AC_MSG_RESULT([no, cannot generate full docs or man pages])
     FULL_DOCS_AVAILABLE=false
   fi
 

make/common/modules/LauncherCommon.gmk

@@ -192,9 +192,7 @@ ifeq ($(call isTargetOsType, unix)+$(MAKEFILE_PREFIX), true+Launcher)
   MAN_FILES_MD := $(wildcard $(addsuffix /*.md, $(call FindModuleManDirs, $(MODULE))))
 
   ifneq ($(MAN_FILES_MD), )
-    ifeq ($(ENABLE_PANDOC), false)
-      $(info Warning: pandoc not found. Not generating man pages)
-    else
+    ifeq ($(ENABLE_PANDOC), true)
       # Create dynamic man pages from markdown using pandoc. We need
       # PANDOC_TROFF_MANPAGE_FILTER, a wrapper around
       # PANDOC_TROFF_MANPAGE_FILTER_JAVASCRIPT. This is created by buildtools-jdk.