Added manpages rules to autoconf.

configure.ac

@@ -81,6 +81,8 @@ AC_ARG_ENABLE([debug],
       xbrief)
         AC_DEFINE([DEBUG_ENABLE_BRIEF], [1], [Enable brief debugging messages.])
         ;;
+      *) 
+         AC_MSG_ERROR([bad value ${enableval} for --enable-debug. Expected: {brief,verbose,details}.])
     esac], [])
     
 # recvmmsg() (valgrind doesn't support it, so disable for debugging)
@@ -116,7 +118,7 @@ AC_SEARCH_LIBS([OpenSSL_add_all_digests], [crypto],[], [AC_MSG_ERROR([libcrypto
 
 # Checks for header files.
 AC_HEADER_RESOLV
-AC_CHECK_HEADERS([arpa/inet.h fcntl.h inttypes.h limits.h malloc.h netdb.h netinet/in.h stdint.h stdlib.h string.h strings.h sys/socket.h sys/time.h syslog.h unistd.h urcu.h ev.h])
+AC_CHECK_HEADERS([arpa/inet.h fcntl.h inttypes.h limits.h malloc.h netdb.h netinet/in.h stdint.h stdlib.h string.h strings.h sys/socket.h sys/time.h syslog.h unistd.h urcu.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_HEADER_STDBOOL
@@ -139,4 +141,7 @@ AC_CONFIG_FILES([Makefile
                  libknot/Makefile
 		 samples/Makefile
                  src/Makefile])
+
+# Manual pages
+AC_PROG_HELP2MAN(["knotd.8 knotc.8"])
 AC_OUTPUT

m4/acsite.m4

+# check for the presence of help2man
+# if it is available then set MANPAGES to 
+# the list of man page files to create
+#
+# AC_PROG_HELP2MAN(list-of-man-pages)
+
+AC_DEFUN([AC_PROG_HELP2MAN],
+[{
+AC_CHECK_PROGS([HELP2MAN], [help2man])
+if ! test -z "$HELP2MAN" 
+then
+AC_SUBST(MANPAGES, $1)
+fi
+}])

src/Makefile.am

@@ -2,6 +2,8 @@ ACLOCAL_AMFLAGS = -I ../m4
 bin_PROGRAMS = knotc
 libexec_PROGRAMS = knot-zcompile unittests unittests-zcompile unittests-libknot-realdata unittests-libknot
 sbin_PROGRAMS = knotd
+dist_man_MANS=$(MANPAGES)
+EXTRA_DIST=$(MANPAGES)
 
 # $(YACC) will generate header file
 AM_CFLAGS = -Wall -I../ -I../libknot -DLIBEXECDIR='"$(libexecdir)"' -DSYSCONFDIR='"$(sysconfdir)"' -DSBINDIR='"$(sbindir)"'
@@ -37,7 +39,8 @@ CLEANFILES =					\
 	zlexer.c				\
 	libknotd_la-cf-lex.c			\
 	libknotd_la-cf-parse.c			\
-	libknotd_la-cf-parse.h
+	libknotd_la-cf-parse.h			\
+	$(MANPAGES)
 
 knotc_SOURCES =					\
 	knot/ctl/knotc_main.c
@@ -252,6 +255,13 @@ unittests_libknot_realdata_LDADD = ../libknot/libknot.la libknots.la @LIBOBJS@
 # automake complains on % rules:
 #   `%'-style pattern rules are a GNU make extension
 
+
+knotd.8: knotd$(EXEEXT)
+	$(HELP2MAN) -o $@ $<
+
+knotc.8: knotc$(EXEEXT)
+	$(HELP2MAN) -o $@ $<
+
 tests/libknot/parsed_data.rc: tests/libknot/files/parsed_data
 	../resource.sh tests/libknot/files/parsed_data >$@