aboutsummaryrefslogtreecommitdiffstats
path: root/core/erlc.mk
blob: 5ce5d9ed25086d4b6b3fa93439ee0c5e68261825 (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
# Copyright (c) 2013-2015, 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_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 = $(app_verbose_$(V))

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

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

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

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

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

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

# Targets.

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

ifeq ($(wildcard src/$(PROJECT)_app.erl),)
define app_file
{application, $(PROJECT), [
	{description, "$(PROJECT_DESCRIPTION)"},
	{vsn, "$(PROJECT_VERSION)"},
	{id, "$(1)"},
	{modules, [$(call comma_list,$(2))]},
	{registered, []},
	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(DEPS))]}
]}.
endef
else
define app_file
{application, $(PROJECT), [
	{description, "$(PROJECT_DESCRIPTION)"},
	{vsn, "$(PROJECT_VERSION)"},
	{id, "$(1)"},
	{modules, [$(call comma_list,$(2))]},
	{registered, [$(call comma_list,$(PROJECT)_sup $(PROJECT_REGISTERED))]},
	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(DEPS))]},
	{mod, {$(PROJECT)_app, []}}
]}.
endef
endif

app-build: ebin/$(PROJECT).app ; @echo -n

# Source files.

ifneq ($(wildcard src/),)
ERL_FILES = $(sort $(call core_find,src/,*.erl))
CORE_FILES = $(sort $(call core_find,src/,*.core))

# 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 $(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 = $(sort $(call core_find,src/,*.xrl))
XRL_ERL_FILES = $(addprefix src/,$(patsubst %.xrl,%.erl,$(notdir $(XRL_FILES))))
ERL_FILES += $(XRL_ERL_FILES)

YRL_FILES = $(sort $(call core_find,src/,*.yrl))
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/ $?)

# Erlang and Core Erlang files.

define makedep.erl
	ErlFiles = lists:usort(string:tokens("$(ERL_FILES)", " ")),
	Modules = [{filename:basename(F, ".erl"), F} || F <- ErlFiles],
	Add = fun (Dep, Acc) ->
		case lists:keyfind(atom_to_list(Dep), 1, Modules) of
			{_, DepFile} -> [DepFile|Acc];
			false -> Acc
		end
	end,
	AddHd = fun (Dep, Acc) ->
		case {Dep, lists:keymember(Dep, 2, Modules)} of
			{"src/" ++ _, false} -> [Dep|Acc];
			{"include/" ++ _, false} -> [Dep|Acc];
			_ -> Acc
		end
	end,
	CompileFirst = fun (Deps) ->
		First0 = [case filename:extension(D) of
			".erl" -> filename:basename(D, ".erl");
			_ -> []
		end || D <- Deps],
		case lists:usort(First0) of
			[] -> [];
			[[]] -> [];
			First -> ["COMPILE_FIRST +=", [[" ", F] || F <- First], "\n"]
		end
	end,
	Depend = [begin
		case epp:parse_file(F, ["include/"], []) of
			{ok, Forms} ->
				Deps = lists:usort(lists:foldl(fun
					({attribute, _, behavior, Dep}, Acc) -> Add(Dep, Acc);
					({attribute, _, behaviour, Dep}, Acc) -> Add(Dep, Acc);
					({attribute, _, compile, {parse_transform, Dep}}, Acc) -> Add(Dep, Acc);
					({attribute, _, file, {Dep, _}}, Acc) -> AddHd(Dep, Acc);
					(_, Acc) -> Acc
				end, [], Forms)),
				case Deps of
					[] -> "";
					_ -> [F, "::", [[" ", D] || D <- Deps], "; @touch \$$@\n", CompileFirst(Deps)]
				end;
			{error, enoent} ->
				[]
		end
	end || F <- ErlFiles],
	ok = file:write_file("$(1)", Depend),
	halt()
endef

$(PROJECT).d:: $(ERL_FILES) $(call core_find,include/,*.hrl)
	$(makedep_verbose) $(call erlang,$(call makedep.erl,$@))

-include $(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)
	$(if $(strip $?),$(call compile_erl,$?))
	$(eval GITDESCRIBE := $(shell git describe --dirty --abbrev=7 --tags --always --first-parent 2>/dev/null || true))
	$(eval MODULES := $(patsubst %,'%',$(sort $(notdir $(basename $(ERL_FILES) $(CORE_FILES))))))
ifeq ($(wildcard src/$(PROJECT).app.src),)
	$(app_verbose) echo $(subst $(newline),,$(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, \"$(GITDESCRIBE)\"}/" \
		> ebin/$(PROJECT).app
endif

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))))