Remove DO_NADA targets.

No need to have make(1) compute a target order graph for targets that
are empty.

Sponsored by:	Absolight

6 files changed, 16 insertions, 72 deletions

diff --git a/Mk/bsd.apache.mk b/Mk/bsd.apache.mk
index 041b9132987..ced4fc792d5 100644
--- a/Mk/bsd.apache.mk
+++ b/Mk/bsd.apache.mk
@@ -487,6 +487,7 @@ PLIST_SUB+=	AP_MOD_EN="${AP_MOD_EN}"
 
 .if defined(AP_FAST_BUILD)
 .if !target(ap-gen-plist)
+_USES_build+=	490:ap-gen-plist
 ap-gen-plist:
 .if defined(AP_GENPLIST)
 .	if !exists(${PLIST})
@@ -496,13 +497,11 @@ ap-gen-plist:
 	@${ECHO} "@postunexec ${SED} -i '' -E '/LoadModule[[:blank:]]+%%AP_NAME%%_module/d' %D/%%APACHEETCDIR%%/httpd.conf" >> ${PLIST}
 	@${ECHO} "@postunexec echo \"Don't forget to remove all ${MODULENAME}-related directives in your httpd.conf\"">> ${PLIST}
 .	endif
-.else
-	@${DO_NADA}
 .endif
 .endif
 
 .if !target(do-build)
-do-build: ap-gen-plist
+do-build:
 	(cd ${WRKSRC} && ${APXS} -c ${AP_EXTRAS} -o ${MODULENAME}.la ${SRC_FILE})
 .endif
 
diff --git a/Mk/bsd.autotools.mk b/Mk/bsd.autotools.mk
index 8ea75f93984..e4b2d4b9dc3 100644
--- a/Mk/bsd.autotools.mk
+++ b/Mk/bsd.autotools.mk
@@ -190,52 +190,30 @@ ${var:tu}_ENV+=		${AUTOTOOLS_VARS}
 # Make targets
 #---------------------------------------------------------------------------
 
-.if !target(run-autotools)
-.ORDER:		run-autotools run-autotools-aclocal \
-		run-autotools-autoconf run-autotools-autoheader \
-		run-autotools-automake
-
-run-autotools::	run-autotools-aclocal \
-		run-autotools-autoconf run-autotools-autoheader \
-		run-autotools-automake
-.endif
-
-.if !target(run-autotools-aclocal)
+.if defined(_AUTOTOOL_rule_aclocal) && !target(run-autotools-aclocal)
+_USES_configure+=	460:run-autotools-aclocal
 run-autotools-aclocal:
-. if defined(_AUTOTOOL_rule_aclocal)
 	@(cd ${CONFIGURE_WRKSRC} && ${SETENV} ${AUTOTOOLS_ENV} ${ACLOCAL} \
 		${ACLOCAL_ARGS})
-. else
-	@${DO_NADA}
-. endif
 .endif
 
-.if !target(run-autotools-automake)
+.if defined(_AUTOTOOL_rule_automake) && !target(run-autotools-automake)
+_USES_configure+=	461:run-autotools-autoconf
 run-autotools-automake:
-. if defined(_AUTOTOOL_rule_automake)
 	@(cd ${CONFIGURE_WRKSRC} && ${SETENV} ${AUTOTOOLS_ENV} ${AUTOMAKE} \
 		${AUTOMAKE_ARGS})
-. else
-	@${DO_NADA}
-. endif
 .endif
 
-.if !target(run-autotools-autoconf)
+.if defined(_AUTOTOOL_rule_autoconf) && !target(run-autotools-autoconf)
+_USES_configure+=	462:run-autotools-autoheader
 run-autotools-autoconf:
-. if defined(_AUTOTOOL_rule_autoconf)
 	@(cd ${CONFIGURE_WRKSRC} && ${SETENV} ${AUTOTOOLS_ENV} ${AUTOCONF} \
 		${AUTOCONF_ARGS})
-. else
-	@${DO_NADA}
-. endif
 .endif
 
-.if !target(run-autotools-autoheader)
+.if defined(_AUTOTOOL_rule_autoheader) && !target(run-autotools-autoheader)
+_USES_configure+=	463:run-autotools-automake
 run-autotools-autoheader:
-. if defined(_AUTOTOOL_rule_autoheader)
 	@(cd ${CONFIGURE_WRKSRC} && ${SETENV} ${AUTOTOOLS_ENV} ${AUTOHEADER} \
 		${AUTOHEADER_ARGS})
-. else
-	@${DO_NADA}
-. endif
 .endif
diff --git a/Mk/bsd.gecko.mk b/Mk/bsd.gecko.mk
index d77ee832c83..212a58d5597 100644
--- a/Mk/bsd.gecko.mk
+++ b/Mk/bsd.gecko.mk
@@ -614,13 +614,6 @@ gecko-do-configure:
 pre-install: gecko-moz-pis-pre-install
 post-install-script: gecko-create-plist
 
-gecko-create-plist: port-post-install
-
-.if !target(port-post-install)
-port-post-install:
-		@${DO_NADA}
-.endif
-
 gecko-create-plist:
 # Create the plist
 	${RM} -f ${PLISTF}
diff --git a/Mk/bsd.ocaml.mk b/Mk/bsd.ocaml.mk
index fa892b502be..8d7cf2bd9fa 100644
--- a/Mk/bsd.ocaml.mk
+++ b/Mk/bsd.ocaml.mk
@@ -119,12 +119,6 @@ RUN_DEPENDS+=		${OCAMLC_DEPEND}
 PLIST_SUB+=	OCAML_SITELIBDIR="${OCAML_SITELIBDIR}"
 .endif
 
-.if defined(USE_OCAML_FINDLIB) || defined(USE_OCAML_LDCONFIG)
-. if !target(post-install-script)
-post-install-script: ocaml-findlib ocaml-ldconfig ocaml-wash
-. endif
-.endif
-
 .if defined(USE_OCAML_FINDLIB)
 #
 # We'll additionally add ocamlfind to RUN_DEPENDS, since
@@ -141,6 +135,7 @@ MAKE_ENV+=	OCAMLFIND_DESTDIR="${STAGEDIR}${OCAMLFIND_DESTDIR}" \
 # Directories under site-lib to process automatically
 #
 OCAML_PKGDIRS?=	${PORTNAME}
+_USES_install+=	735:ocaml-findlib
 . if !target(ocaml-findlib)
 ocaml-findlib:
 .  for DIR in ${OCAML_PKGDIRS}
@@ -174,6 +169,7 @@ RUN_DEPENDS+=		${OCAMLTK_DEPENDS}
 # Directories under PREFIX for appending to ld.conf
 #
 OCAML_LDLIBS?=	${OCAML_SITELIBDIR}/${PORTNAME}
+_USES_install+=	740:ocaml-ldconfig
 . if !target(ocaml-ldconfig)
 ocaml-ldconfig:
 .  for LIB in ${OCAML_LDLIBS}
@@ -186,27 +182,13 @@ ocaml-ldconfig:
 
 .if defined(USE_OCAML_WASH)
 . if !target(ocaml-wash)
+_USES_install+=	745:ocaml-wash
 ocaml-wash:
 #	If ld.conf is empty
 	@${ECHO_CMD} "@postunexec if [ ! -s %D/${OCAML_LDCONF} ]; then ${RM} -f %D/${OCAML_LDCONF}; fi || true" >> ${TMPPLIST}
 . endif
 .endif
 
-.if !target(ocaml-findlib)
-ocaml-findlib:
-	@${DO_NADA}
-.endif
-
-.if !target(ocaml-ldconfig)
-ocaml-ldconfig:
-	@${DO_NADA}
-.endif
-
-.if !target(ocaml-wash)
-ocaml-wash:
-	@${DO_NADA}
-.endif
-
 .endif #!defined(OCAML_include)
 
 .if defined(_POSTMKINCLUDED)
diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
index 0e3dacf40b8..36e1d94bf09 100644
--- a/Mk/bsd.port.mk
+++ b/Mk/bsd.port.mk
@@ -3571,11 +3571,6 @@ check-umask:
 	fi
 .endif
 
-.if !target(install-mtree)
-install-mtree:
-	@${DO_NADA}
-.endif
-
 .if !target(install-ldconfig-file)
 install-ldconfig-file:
 .  if defined(USE_LDCONFIG) || defined(USE_LDCONFIG32)
@@ -5392,7 +5387,7 @@ _PATCH_SEQ=		050:ask-license 100:patch-message 150:patch-depends \
 				${_OPTIONS_patch} ${_USES_patch}
 _CONFIGURE_DEP=	patch
 _CONFIGURE_SEQ=	150:build-depends 151:lib-depends 200:configure-message \
-				300:pre-configure 450:pre-configure-script 460:run-autotools \
+				300:pre-configure 450:pre-configure-script \
 				490:run-autotools-fixup 500:do-configure 700:post-configure \
 				850:post-configure-script \
 				${_OPTIONS_configure} ${_USES_configure}
diff --git a/Mk/bsd.ruby.mk b/Mk/bsd.ruby.mk
index 05a1d0c7080..93268c3cc4b 100644
--- a/Mk/bsd.ruby.mk
+++ b/Mk/bsd.ruby.mk
@@ -446,18 +446,15 @@ RUBY_RD_HTML_FILES=	${RUBY_RD_FILES:S/.rb$//:S/.rd././:S/.rd$//:S/$/.html/}
 
 PLIST_SUB+=		RUBY_RD_HTML_FILES=""
 
-pre-install:	ruby-rd-build
-
-ruby-rd-build:
 .if !empty(RUBY_RD_FILES)
+_USES_build+=	290:ruby-rd-build
+ruby-rd-build:
 	@${ECHO_MSG} "===>  Generating HTML documents from RD documents"
 	@cd ${WRKSRC}; for rd in ${RUBY_RD_FILES}; do \
 		html=$$(echo $$rd | ${SED} 's/\.rb$$//;s/\.rd\././;s/\.rd$$//').html; \
 		${ECHO_MSG} "${RUBY_RD2} $$rd > $$html"; \
 		${RUBY_RD2} $$rd > $$html; \
 	done
-.else
-	@${DO_NADA}
 .endif
 
 .else