From abe4ff5ca5c6c74c4c1562c38d74ab232607312b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Thu, 16 Aug 2018 15:54:16 +0200
Subject: Run groff against projects that use Asciideck for their manual

---
 Makefile  | 35 +++++++++++++++++++++++++++++++++++
 erlang.mk | 32 +++++++++++++++++++-------------
 2 files changed, 54 insertions(+), 13 deletions(-)

diff --git a/Makefile b/Makefile
index 06c2e6f..66c733d 100644
--- a/Makefile
+++ b/Makefile
@@ -21,3 +21,38 @@ AUTO_CI_HIPE ?= OTP-LATEST
 AUTO_CI_WINDOWS ?= OTP-19+
 
 include erlang.mk
+
+# Test building documentation of projects that use Asciideck
+# and run Groff checks against the output.
+#
+# We only run against asciidoc-manual because the guide requires
+# the DocBook toolchain at this time.
+
+.PHONY: groff
+
+GROFF_PROJECTS = cowboy gun ranch
+
+tests:: groff
+
+groff: $(addprefix groff-,$(GROFF_PROJECTS))
+
+$(ERLANG_MK_TMP)/groff:
+	$(verbose) mkdir -p $@
+
+define groff_targets
+$(ERLANG_MK_TMP)/groff/$1: | $(ERLANG_MK_TMP)/groff
+	$(verbose) rm -rf $$@
+	$(verbose) git clone -q --depth 1 -- $(call dep_repo,$1) $$@
+	$(verbose) mkdir $$@/deps
+	$(verbose) ln -s $(CURDIR) $$@/deps/asciideck
+	$(verbose) cp $(CURDIR)/erlang.mk $$@/
+
+groff-$1: $(ERLANG_MK_TMP)/groff/$1
+	$(gen_verbose) $(MAKE) -C $$^ asciidoc-manual
+	$(verbose) for f in $$^/doc/man*/*.gz; do \
+		echo " GROFF " `basename "$$$$f"`; \
+		zcat "$$$$f" | groff -man -rD1 -z -ww; \
+	done
+endef
+
+$(foreach p,$(GROFF_PROJECTS),$(eval $(call groff_targets,$p)))
diff --git a/erlang.mk b/erlang.mk
index 86be4cb..6e67382 100644
--- a/erlang.mk
+++ b/erlang.mk
@@ -17,7 +17,7 @@
 ERLANG_MK_FILENAME := $(realpath $(lastword $(MAKEFILE_LIST)))
 export ERLANG_MK_FILENAME
 
-ERLANG_MK_VERSION = 208a116
+ERLANG_MK_VERSION = 2018.06.21-6-g6c8664c-dirty
 ERLANG_MK_WITHOUT = 
 
 # Make 3.81 and 3.82 are deprecated.
@@ -256,9 +256,8 @@ distclean-kerl:
 # Allow users to select which version of Erlang/OTP to use for a project.
 
 ifneq ($(strip $(LATEST_ERLANG_OTP)),)
-ERLANG_OTP := $(notdir $(lastword $(sort \
-	$(filter-out $(KERL_INSTALL_DIR)/OTP_% %-rc1 %-rc2 %-rc3,\
-		$(wildcard $(KERL_INSTALL_DIR)/*[^-native])))))
+ERLANG_OTP := $(notdir $(lastword $(sort $(filter-out $(KERL_INSTALL_DIR)/OTP_R%,\
+	$(filter-out %-rc1 %-rc2 %-rc3,$(wildcard $(KERL_INSTALL_DIR)/*[^-native]))))))
 endif
 
 ERLANG_OTP ?=
@@ -415,9 +414,9 @@ pkg_basho_bench_commit = master
 PACKAGES += bcrypt
 pkg_bcrypt_name = bcrypt
 pkg_bcrypt_description = Bcrypt Erlang / C library
-pkg_bcrypt_homepage = https://github.com/riverrun/branglecrypt
+pkg_bcrypt_homepage = https://github.com/erlangpack/bcrypt
 pkg_bcrypt_fetch = git
-pkg_bcrypt_repo = https://github.com/riverrun/branglecrypt
+pkg_bcrypt_repo = https://github.com/erlangpack/bcrypt.git
 pkg_bcrypt_commit = master
 
 PACKAGES += beam
@@ -4296,7 +4295,7 @@ export NO_AUTOPATCH
 
 # Verbosity.
 
-dep_verbose_0 = @echo " DEP   $1 ($(call dep_commit,$1))";
+dep_verbose_0 = @echo " DEP    $1 ($(call dep_commit,$1))";
 dep_verbose_2 = set -x;
 dep_verbose = $(dep_verbose_$(V))
 
@@ -5273,7 +5272,7 @@ ifneq ($(SKIP_DEPS),)
 doc-deps:
 else
 doc-deps: $(ALL_DOC_DEPS_DIRS)
-	$(verbose) set -e; for dep in $(ALL_DOC_DEPS_DIRS) ; do $(MAKE) -C $$dep; done
+	$(verbose) set -e; for dep in $(ALL_DOC_DEPS_DIRS) ; do $(MAKE) -C $$dep IS_DEP=1; done
 endif
 
 # Copyright (c) 2015-2016, Loïc Hoguin <essen@ninenines.eu>
@@ -5455,8 +5454,8 @@ endef
 asciidoc-manual:: doc-deps
 
 asciidoc-manual:: $(ASCIIDOC_MANUAL_FILES)
-	$(call erlang,$(call asciidoc2man.erl,$?))
-	$(foreach s,$(MAN_SECTIONS),mkdir -p doc/man$s/ && mv doc/src/manual/*.$s.gz doc/man$s/;)
+	$(gen_verbose) $(call erlang,$(call asciidoc2man.erl,$?))
+	$(verbose) $(foreach s,$(MAN_SECTIONS),mkdir -p doc/man$s/ && mv doc/src/manual/*.$s.gz doc/man$s/;)
 
 install-docs:: install-asciidoc
 
@@ -6243,7 +6242,7 @@ ci_verbose = $(ci_verbose_$(V))
 
 define ci_target
 ci-$1: $(KERL_INSTALL_DIR)/$2
-	$(verbose) $(MAKE) --no-print-directory clean
+	$(verbose) $(MAKE) --no-print-directory clean distclean-c_src-env
 	$(ci_verbose) \
 		PATH="$(KERL_INSTALL_DIR)/$2/bin:$(PATH)" \
 		CI_OTP_RELEASE="$1" \
@@ -6402,7 +6401,7 @@ $(DIALYZER_PLT): deps app
 	$(eval DEPS_LOG := $(shell test -f $(ERLANG_MK_TMP)/deps.log && \
 		while read p; do test -d $$p/ebin && echo $$p/ebin; done <$(ERLANG_MK_TMP)/deps.log))
 	$(verbose) dialyzer --build_plt $(DIALYZER_PLT_OPTS) --apps \
-		erts kernel stdlib $(PLT_APPS) $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS_LOG)
+		erts kernel stdlib $(PLT_APPS) $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS_LOG) || test $$? -eq 2
 
 plt: $(DIALYZER_PLT)
 
@@ -6708,7 +6707,7 @@ endif
 RELX ?= $(ERLANG_MK_TMP)/relx
 RELX_CONFIG ?= $(CURDIR)/relx.config
 
-RELX_URL ?= https://erlang.mk/res/relx-v3.24.5
+RELX_URL ?= https://erlang.mk/res/relx-v3.26.0
 RELX_OPTS ?=
 RELX_OUTPUT_DIR ?= _rel
 RELX_REL_EXT ?=
@@ -6782,6 +6781,13 @@ endif
 run:: all
 	$(verbose) $(RELX_OUTPUT_DIR)/$(RELX_REL_NAME)/bin/$(RELX_REL_NAME)$(RELX_REL_EXT) console
 
+ifdef RELOAD
+rel::
+	$(verbose) $(RELX_OUTPUT_DIR)/$(RELX_REL_NAME)/bin/$(RELX_REL_NAME)$(RELX_REL_EXT) ping
+	$(verbose) $(RELX_OUTPUT_DIR)/$(RELX_REL_NAME)/bin/$(RELX_REL_NAME)$(RELX_REL_EXT) \
+		eval "io:format(\"~p~n\", [c:lm()])"
+endif
+
 help::
 	$(verbose) printf "%s\n" "" \
 		"Relx targets:" \
-- 
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