rst2man build support

Makefile.am

@@ -28,7 +28,7 @@ nobase_include_HEADERS = ovis-ldms-config.h
 docdir = $(datadir)/doc/@PACKAGE@
 dist_doc_DATA = COPYING gpl-2.0.txt
 
-SUBDIRS = lib ldms util gnulib
+SUBDIRS = lib ldms util gnulib docs
 
 # this definition of DIST_SUBDIRS is unusual. May decide to improve later.
 # For now, we ship as we expect to configure.

configure.ac

@@ -62,6 +62,12 @@ AM_PROG_CC_C_O
 AC_C_CONST
 AC_C_FLEXIBLE_ARRAY_MEMBER
 
+AC_ARG_VAR([RST2MAN], [rst2man command])
+AC_CHECK_PROG([RST2MAN], [rst2man], [rst2man], [no])
+AS_IF([test "x$RST2MAN" = "xno"],
+      [AC_MSG_WARN([rst2man not found. Please install python3-docutils package.])])
+AM_CONDITIONAL([HAVE_RST2MAN], [test "x$RST2MAN" = xrst2man])
+
 OVIS_PKGLIBDIR
 
 AC_LIB_HAVE_LINKFLAGS([jansson], [], [#include <jansson.h>])
@@ -954,6 +960,7 @@ AC_SUBST(ac_configure_args)
 AC_SUBST(configure_input)
 
 AC_CONFIG_FILES([Makefile
+docs/Makefile
 util/Makefile
 util/relocation/Makefile
 lib/Doxyfile

docs/Makefile.am

@@ -0,0 +1,14 @@
+EXTRA_DIST= \
+	conf.py \
+	index.rst \
+	README.rst \
+	requirements.txt
+
+man7_MANS =
+
+if HAVE_RST2MAN
+
+%.man: %.rst
+	rst2man $< $@
+
+endif