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-rw-r--r--build-aux/Makefile.each.tail/09-generate.mk1
-rw-r--r--build-aux/Makefile.once.head/09-generate.mk1
-rw-r--r--build-aux/Makefile.once.head/20-golang.mk30
-rw-r--r--build-aux/Makefile.once.head/20-var.mk20
4 files changed, 52 insertions, 0 deletions
diff --git a/build-aux/Makefile.each.tail/09-generate.mk b/build-aux/Makefile.each.tail/09-generate.mk
new file mode 100644
index 0000000..3a8566f
--- /dev/null
+++ b/build-aux/Makefile.each.tail/09-generate.mk
@@ -0,0 +1 @@
+$(outdir)/generate: $(std.gen_files)
diff --git a/build-aux/Makefile.once.head/09-generate.mk b/build-aux/Makefile.once.head/09-generate.mk
new file mode 100644
index 0000000..b07bb3f
--- /dev/null
+++ b/build-aux/Makefile.once.head/09-generate.mk
@@ -0,0 +1 @@
+at.phony += generate
diff --git a/build-aux/Makefile.once.head/20-golang.mk b/build-aux/Makefile.once.head/20-golang.mk
new file mode 100644
index 0000000..8e3835e
--- /dev/null
+++ b/build-aux/Makefile.once.head/20-golang.mk
@@ -0,0 +1,30 @@
+# Copyright 2015-2016 Luke Shumaker
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+golang.Q ?= @
+golang.FLAGS ?=
+
+_golang.cgo_variables = CGO_ENABLED CGO_CFLAGS CGO_CPPFLAGS CGO_CXXFLAGS CGO_LDFLAGS CC CXX
+$(foreach v,$(_golang.cgo_variables),$(eval $v ?=))
+export $(_golang.cgo_variables)
+
+_golang.src_cmd = find -L $1/src -name '.*' -prune -o \( -type f \( -false $(foreach e,go c s S cc cpp cxx h hh hpp hxx,-o -name '*.$e') \) -o -type d \) -print
+golang.src = $1/src $(shell $(_golang.src_cmd) 2>/dev/null)
+golang.var = $(addprefix $(var),$(_golang.cgo_variables))
+
+define golang.install
+ GOPATH='$(abspath $1)' go install $(golang.FLAGS) $2
+ $(golang.Q)true $(foreach e,$(notdir $2), && test -f $1/bin/$e -a -x $1/bin/$e && touch $1/bin/$e)
+endef
diff --git a/build-aux/Makefile.once.head/20-var.mk b/build-aux/Makefile.once.head/20-var.mk
new file mode 100644
index 0000000..b1de987
--- /dev/null
+++ b/build-aux/Makefile.once.head/20-var.mk
@@ -0,0 +1,20 @@
+# Copyright 2015-2016 Luke Shumaker <lukeshu@sbcglobal.net>.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+var = $(patsubst ./%,%,$(topoutdir)/.var.)
+
+$(var)%: FORCE
+ @printf '%s' '$(subst ','\'',$($*))' | sed 's|^|#|' | $(WRITE_IFCHANGED) $@
+-include $(wildcard $(var)*)