aboutsummaryrefslogtreecommitdiffstats
path: root/core/erlc.mk
blob: 2545467b62702c0b1f564a26859da8aa5da9698d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
# Copyright (c) 2013-2016, Loïc Hoguin <[email protected]>
# This file is part of erlang.mk and subject to the terms of the ISC License.

.PHONY: clean-app

# Configuration.

ERLC_OPTS ?= -Werror +debug_info +warn_export_vars +warn_shadow_vars \
	+warn_obsolete_guard # +bin_opt_info +warn_export_all +warn_missing_spec
COMPILE_FIRST ?=
COMPILE_FIRST_PATHS = $(addprefix src/,$(addsuffix .erl,$(COMPILE_FIRST)))
ERLC_EXCLUDE ?=
ERLC_EXCLUDE_PATHS = $(addprefix src/,$(addsuffix .erl,$(ERLC_EXCLUDE)))

ERLC_ASN1_OPTS ?=

ERLC_MIB_OPTS ?=
COMPILE_MIB_FIRST ?=
COMPILE_MIB_FIRST_PATHS = $(addprefix mibs/,$(addsuffix .mib,$(COMPILE_MIB_FIRST)))

# Verbosity.

app_verbose_0 = @echo " APP   " $(PROJECT);
app_verbose_2 = set -x;
app_verbose = $(app_verbose_$(V))

appsrc_verbose_0 = @echo " APP   " $(PROJECT).app.src;
appsrc_verbose_2 = set -x;
appsrc_verbose = $(appsrc_verbose_$(V))

makedep_verbose_0 = @echo " DEPEND" $(PROJECT).d;
makedep_verbose_2 = set -x;
makedep_verbose = $(makedep_verbose_$(V))

erlc_verbose_0 = @echo " ERLC  " $(filter-out $(patsubst %,%.erl,$(ERLC_EXCLUDE)),\
	$(filter %.erl %.core,$(?F)));
erlc_verbose_2 = set -x;
erlc_verbose = $(erlc_verbose_$(V))

xyrl_verbose_0 = @echo " XYRL  " $(filter %.xrl %.yrl,$(?F));
xyrl_verbose_2 = set -x;
xyrl_verbose = $(xyrl_verbose_$(V))

asn1_verbose_0 = @echo " ASN1  " $(filter %.asn1,$(?F));
asn1_verbose_2 = set -x;
asn1_verbose = $(asn1_verbose_$(V))

mib_verbose_0 = @echo " MIB   " $(filter %.bin %.mib,$(?F));
mib_verbose_2 = set -x;
mib_verbose = $(mib_verbose_$(V))

ifneq ($(wildcard src/),)

# Targets.

ifeq ($(wildcard ebin/test),)
app:: deps $(PROJECT).d
	$(verbose) $(MAKE) --no-print-directory app-build
else
app:: clean deps $(PROJECT).d
	$(verbose) $(MAKE) --no-print-directory app-build
endif

ifeq ($(wildcard src/$(PROJECT_MOD).erl),)
define app_file
{application, '$(PROJECT)', [
	{description, "$(PROJECT_DESCRIPTION)"},
	{vsn, "$(PROJECT_VERSION)"},$(if $(IS_DEP),
	{id$(comma)$(space)"$(1)"}$(comma))
	{modules, [$(call comma_list,$(2))]},
	{registered, []},
	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS))]},
	{env, $(subst \,\\,$(PROJECT_ENV))}$(if $(findstring {,$(PROJECT_APP_EXTRA_KEYS)),$(comma)$(newline)$(tab)$(subst \,\\,$(PROJECT_APP_EXTRA_KEYS)),)
]}.
endef
else
define app_file
{application, '$(PROJECT)', [
	{description, "$(PROJECT_DESCRIPTION)"},
	{vsn, "$(PROJECT_VERSION)"},$(if $(IS_DEP),
	{id$(comma)$(space)"$(1)"}$(comma))
	{modules, [$(call comma_list,$(2))]},
	{registered, [$(call comma_list,$(PROJECT)_sup $(PROJECT_REGISTERED))]},
	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS))]},
	{mod, {$(PROJECT_MOD), []}},
	{env, $(subst \,\\,$(PROJECT_ENV))}$(if $(findstring {,$(PROJECT_APP_EXTRA_KEYS)),$(comma)$(newline)$(tab)$(subst \,\\,$(PROJECT_APP_EXTRA_KEYS)),)
]}.
endef
endif

app-build: ebin/$(PROJECT).app
	$(verbose) :

# Source files.

ALL_SRC_FILES := $(sort $(call core_find,src/,*))

ERL_FILES := $(filter %.erl,$(ALL_SRC_FILES))
CORE_FILES := $(filter %.core,$(ALL_SRC_FILES))

# ASN.1 files.

ifneq ($(wildcard asn1/),)
ASN1_FILES = $(sort $(call core_find,asn1/,*.asn1))
ERL_FILES += $(addprefix src/,$(patsubst %.asn1,%.erl,$(notdir $(ASN1_FILES))))

define compile_asn1
	$(verbose) mkdir -p include/
	$(asn1_verbose) erlc -v -I include/ -o asn1/ +noobj $(ERLC_ASN1_OPTS) $(1)
	$(verbose) mv asn1/*.erl src/
	$(verbose) mv asn1/*.hrl include/
	$(verbose) mv asn1/*.asn1db include/
endef

$(PROJECT).d:: $(ASN1_FILES)
	$(if $(strip $?),$(call compile_asn1,$?))
endif

# SNMP MIB files.

ifneq ($(wildcard mibs/),)
MIB_FILES = $(sort $(call core_find,mibs/,*.mib))

$(PROJECT).d:: $(COMPILE_MIB_FIRST_PATHS) $(MIB_FILES)
	$(verbose) mkdir -p include/ priv/mibs/
	$(mib_verbose) erlc -v $(ERLC_MIB_OPTS) -o priv/mibs/ -I priv/mibs/ $?
	$(mib_verbose) erlc -o include/ -- $(addprefix priv/mibs/,$(patsubst %.mib,%.bin,$(notdir $?)))
endif

# Leex and Yecc files.

XRL_FILES := $(filter %.xrl,$(ALL_SRC_FILES))
XRL_ERL_FILES = $(addprefix src/,$(patsubst %.xrl,%.erl,$(notdir $(XRL_FILES))))
ERL_FILES += $(XRL_ERL_FILES)

YRL_FILES := $(filter %.yrl,$(ALL_SRC_FILES))
YRL_ERL_FILES = $(addprefix src/,$(patsubst %.yrl,%.erl,$(notdir $(YRL_FILES))))
ERL_FILES += $(YRL_ERL_FILES)

$(PROJECT).d:: $(XRL_FILES) $(YRL_FILES)
	$(if $(strip $?),$(xyrl_verbose) erlc -v -o src/ $(YRL_ERLC_OPTS) $?)

# Erlang and Core Erlang files.

define makedep.erl
	E = ets:new(makedep, [bag]),
	G = digraph:new([acyclic]),
	ErlFiles = lists:usort(string:tokens("$(ERL_FILES)", " ")),
	Modules = [{list_to_atom(filename:basename(F, ".erl")), F} || F <- ErlFiles],
	Add = fun (Mod, Dep) ->
		case lists:keyfind(Dep, 1, Modules) of
			false -> ok;
			{_, DepFile} ->
				{_, ModFile} = lists:keyfind(Mod, 1, Modules),
				ets:insert(E, {ModFile, DepFile}),
				digraph:add_vertex(G, Mod),
				digraph:add_vertex(G, Dep),
				digraph:add_edge(G, Mod, Dep)
		end
	end,
	AddHd = fun (F, Mod, DepFile) ->
		case file:open(DepFile, [read]) of
			{error, enoent} -> ok;
			{ok, Fd} ->
				F(F, Fd, Mod),
				{_, ModFile} = lists:keyfind(Mod, 1, Modules),
				ets:insert(E, {ModFile, DepFile})
		end
	end,
	Attr = fun
		(F, Mod, behavior, Dep) -> Add(Mod, Dep);
		(F, Mod, behaviour, Dep) -> Add(Mod, Dep);
		(F, Mod, compile, {parse_transform, Dep}) -> Add(Mod, Dep);
		(F, Mod, compile, Opts) when is_list(Opts) ->
			case proplists:get_value(parse_transform, Opts) of
				undefined -> ok;
				Dep -> Add(Mod, Dep)
			end;
		(F, Mod, include, Hrl) ->
			case filelib:is_file("include/" ++ Hrl) of
				true -> AddHd(F, Mod, "include/" ++ Hrl);
				false ->
					case filelib:is_file("src/" ++ Hrl) of
						true -> AddHd(F, Mod, "src/" ++ Hrl);
						false -> false
					end
			end;
		(F, Mod, include_lib, "$1/include/" ++ Hrl) -> AddHd(F, Mod, "include/" ++ Hrl);
		(F, Mod, include_lib, Hrl) -> AddHd(F, Mod, "include/" ++ Hrl);
		(F, Mod, import, {Imp, _}) ->
			IsFile =
				case lists:keyfind(Imp, 1, Modules) of
					false -> false;
					{_, FilePath} -> filelib:is_file(FilePath)
				end,
			case IsFile of
				false -> ok;
				true -> Add(Mod, Imp)
			end;
		(_, _, _, _) -> ok
	end,
	MakeDepend = fun(F, Fd, Mod) ->
		case io:parse_erl_form(Fd, undefined) of
			{ok, {attribute, _, Key, Value}, _} ->
				Attr(F, Mod, Key, Value),
				F(F, Fd, Mod);
			{eof, _} ->
				file:close(Fd);
			_ ->
				F(F, Fd, Mod)
		end
	end,
	[begin
		Mod = list_to_atom(filename:basename(F, ".erl")),
		{ok, Fd} = file:open(F, [read]),
		MakeDepend(MakeDepend, Fd, Mod)
	end || F <- ErlFiles],
	Depend = sofs:to_external(sofs:relation_to_family(sofs:relation(ets:tab2list(E)))),
	CompileFirst = [X || X <- lists:reverse(digraph_utils:topsort(G)), [] =/= digraph:in_neighbours(G, X)],
	TargetPath = fun(Target) ->
		case lists:keyfind(Target, 1, Modules) of
			false -> "";
			{_, DepFile} ->
				DirSubname = tl(string:tokens(filename:dirname(DepFile), "/")),
				string:join(DirSubname ++ [atom_to_list(Target)], "/")
		end
	end,
	ok = file:write_file("$(1)", [
		[[F, "::", [[" ", D] || D <- Deps], "; @touch \$$@\n"] || {F, Deps} <- Depend],
		"\nCOMPILE_FIRST +=", [[" ", TargetPath(CF)] || CF <- CompileFirst], "\n"
	]),
	halt()
endef

ifeq ($(if $(NO_MAKEDEP),$(wildcard $(PROJECT).d),),)
$(PROJECT).d:: $(ERL_FILES) $(call core_find,include/,*.hrl) $(MAKEFILE_LIST)
	$(makedep_verbose) $(call erlang,$(call makedep.erl,$@))
endif

ifneq ($(words $(ERL_FILES) $(CORE_FILES) $(ASN1_FILES) $(MIB_FILES) $(XRL_FILES) $(YRL_FILES)),0)
# Rebuild everything when the Makefile changes.
$(ERLANG_MK_TMP)/last-makefile-change: $(MAKEFILE_LIST)
	$(verbose) mkdir -p $(ERLANG_MK_TMP)
	$(verbose) if test -f $@; then \
		touch $(ERL_FILES) $(CORE_FILES) $(ASN1_FILES) $(MIB_FILES) $(XRL_FILES) $(YRL_FILES); \
		touch -c $(PROJECT).d; \
	fi
	$(verbose) touch $@

$(ERL_FILES) $(CORE_FILES) $(ASN1_FILES) $(MIB_FILES) $(XRL_FILES) $(YRL_FILES):: $(ERLANG_MK_TMP)/last-makefile-change
ebin/$(PROJECT).app:: $(ERLANG_MK_TMP)/last-makefile-change
endif

include $(wildcard $(PROJECT).d)

ebin/$(PROJECT).app:: ebin/

ebin/:
	$(verbose) mkdir -p ebin/

define compile_erl
	$(erlc_verbose) erlc -v $(if $(IS_DEP),$(filter-out -Werror,$(ERLC_OPTS)),$(ERLC_OPTS)) -o ebin/ \
		-pa ebin/ -I include/ $(filter-out $(ERLC_EXCLUDE_PATHS),$(COMPILE_FIRST_PATHS) $(1))
endef

ebin/$(PROJECT).app:: $(ERL_FILES) $(CORE_FILES) $(wildcard src/$(PROJECT).app.src)
	$(eval FILES_TO_COMPILE := $(filter-out src/$(PROJECT).app.src,$?))
	$(if $(strip $(FILES_TO_COMPILE)),$(call compile_erl,$(FILES_TO_COMPILE)))
	$(eval GITDESCRIBE := $(shell git describe --dirty --abbrev=7 --tags --always --first-parent 2>/dev/null || true))
	$(eval MODULES := $(patsubst %,'%',$(sort $(notdir $(basename \
		$(filter-out $(ERLC_EXCLUDE_PATHS),$(ERL_FILES) $(CORE_FILES) $(BEAM_FILES)))))))
ifeq ($(wildcard src/$(PROJECT).app.src),)
	$(app_verbose) printf '$(subst %,%%,$(subst $(newline),\n,$(subst ','\'',$(call app_file,$(GITDESCRIBE),$(MODULES)))))' \
		> ebin/$(PROJECT).app
else
	$(verbose) if [ -z "$$(grep -e '^[^%]*{\s*modules\s*,' src/$(PROJECT).app.src)" ]; then \
		echo "Empty modules entry not found in $(PROJECT).app.src. Please consult the erlang.mk README for instructions." >&2; \
		exit 1; \
	fi
	$(appsrc_verbose) cat src/$(PROJECT).app.src \
		| sed "s/{[[:space:]]*modules[[:space:]]*,[[:space:]]*\[\]}/{modules, \[$(call comma_list,$(MODULES))\]}/" \
		| sed "s/{id,[[:space:]]*\"git\"}/{id, \"$(subst /,\/,$(GITDESCRIBE))\"}/" \
		> ebin/$(PROJECT).app
endif

clean:: clean-app

clean-app:
	$(gen_verbose) rm -rf $(PROJECT).d ebin/ priv/mibs/ $(XRL_ERL_FILES) $(YRL_ERL_FILES) \
		$(addprefix include/,$(patsubst %.mib,%.hrl,$(notdir $(MIB_FILES)))) \
		$(addprefix include/,$(patsubst %.asn1,%.hrl,$(notdir $(ASN1_FILES)))) \
		$(addprefix include/,$(patsubst %.asn1,%.asn1db,$(notdir $(ASN1_FILES)))) \
		$(addprefix src/,$(patsubst %.asn1,%.erl,$(notdir $(ASN1_FILES))))

endif