From 10bc1cd20004adf302065dc6dc5c9f40270f70a3 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jan 24 2020 21:14:10 +0000
Subject: project: added logic for generating bin/aclocal-x.y.z and bin/automake-x.y.z.


---

diff --git a/project/srcgen.mk b/project/srcgen.mk
index ef689ce..26e8760 100644
--- a/project/srcgen.mk
+++ b/project/srcgen.mk
@@ -1,6 +1,10 @@
 # srcgen.mk: rules for source-file generation.
 # this file is covered by COPYING.BAUTOMAKE.
 
+AM_AUTOM4TE             = autom4te
+AM_AUTOCONF             = autoconf
+AM_SHELL                = /bin/sh
+
 M4_GEN_SRCS             = m4/amversion.m4
 M4_CONFIGURE_INPUT      = Generated via variable substitution from $(subst $(SOURCE_DIR)/m4/,,$<).
 
@@ -9,11 +13,34 @@ M4_SUBST_RULES          = \
 			-e 's!@VERSION@!$(AUTOMAKE_VER)!g'               \
 			-e 's!@APIVERSION@!$(AUTOMAKE_VER)!g'
 
-ALL_GEN_SRCS            = $(M4_GEN_SRCS)
+BIN_GEN_SRCS            = bin/aclocal-$(AUTOMAKE_VER) bin/automake-$(AUTOMAKE_VER)
+BIN_CONFIGURE_INPUT     = Generated via variable substitution from $(subst $(SOURCE_DIR)/bin/,,$<).
+
+BIN_SUBST_RULES         = \
+			-e 's!@configure_input@!$(BIN_CONFIGURE_INPUT)!g' \
+			-e 's!@PACKAGE@!$(PACKAGE)!g'                     \
+			-e 's!@VERSION@!$(AUTOMAKE_VER)!g'                \
+			-e 's!@APIVERSION@!$(AUTOMAKE_VER)!g'             \
+			-e 's!@RELEASE_YEAR@!$(AUTOMAKE_YEAR)!g'          \
+			-e 's!@PACKAGE_BUGREPORT@!$(PKGBUGS)!g'           \
+			-e 's!@PACKAGE_URL@!$(PKGHOME)!g'                 \
+			-e 's!@PERL@!$(HOST_PERL)!g'                      \
+			-e 's!@SHELL@!$(AM_SHELL)!g'                      \
+			-e 's!@am_AUTOCONF@!$(AM_AUTOCONF)!g'             \
+			-e 's!@am_AUTOM4TE@!$(AM_AUTOM4TE)!g'             \
+			-e 's!@datadir@!$(DATADIR)!g'
+
+ALL_GEN_SRCS            = $(M4_GEN_SRCS) $(BIN_GEN_SRCS)
 
 m4/amversion.m4: $(SOURCE_DIR)/m4/amversion.in tree.tag
 	sed $(M4_SUBST_RULES) $< > $@
 
+bin/aclocal-$(AUTOMAKE_VER):   $(SOURCE_DIR)/bin/aclocal.in tree.tag
+	sed $(BIN_SUBST_RULES) $< > $@ && chmod +x $@
+
+bin/automake-$(AUTOMAKE_VER):   $(SOURCE_DIR)/bin/automake.in tree.tag
+	sed $(BIN_SUBST_RULES) $< > $@ && chmod +x $@
+
 srcgen: $(ALL_GEN_SRCS)
 
 srcgen-clean:
diff --git a/project/tree.mk b/project/tree.mk
index b7a5ff8..5785ef7 100644
--- a/project/tree.mk
+++ b/project/tree.mk
@@ -1,4 +1,4 @@
-TREE_DIRS     = m4
+TREE_DIRS     = m4 bin
 
 tree.tag:
 		mkdir -p $(TREE_DIRS)