summaryrefslogtreecommitdiff
path: root/Makefile.macros
blob: 9421acfa272d3a1d3a2da5f21779c764d9262edf (plain)
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
# -*- mode: makefile-gmake -*-
##
## Netsurf library and feature macros
##

# A macro that conditionaly adds flags to the build when a feature is enabled.
#
# 1: Feature name (ie, NETSURF_USE_BMP -> BMP)
# 2: Parameters to add to CFLAGS
# 3: Parameters to add to LDFLAGS
# 4: Human-readable name for the feature
define feature_enabled
  ifeq ($$(NETSURF_USE_$(1)),YES)
    CFLAGS += $(2)
    CXXFLAGS += $(2)
    LDFLAGS += $(3)
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(4)	enabled       (NETSURF_USE_$(1) := YES))
    endif
  else ifeq ($$(NETSURF_USE_$(1)),NO)
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(4)	disabled      (NETSURF_USE_$(1) := NO))
    endif
  else
    $$(info M.CONFIG: $(4)	error         (NETSURF_USE_$(1) := $$(NETSURF_USE_$(1))))
    $$(error NETSURF_USE_$(1) must be YES or NO)
  endif
endef


# A macro that conditionaly adds flags to the build with a uniform display.
#
# 1: Feature name (ie, NETSURF_USE_BMP -> BMP)
# 2: Human-readable name for the feature
# 3: Parameters to add to CFLAGS when enabled
# 4: Parameters to add to LDFLAGS when enabled
# 5: Parameters to add to CFLAGS when disabled
# 6: Parameters to add to LDFLAGS when disabled
define feature_switch
  ifeq ($$(NETSURF_USE_$(1)),YES)
    CFLAGS += $(3)
    CXXFLAGS += $(3)
    LDFLAGS += $(4)
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(2)	enabled       (NETSURF_USE_$(1) := YES))
    endif
  else ifeq ($$(NETSURF_USE_$(1)),NO)
    CFLAGS += $(5)
    CXXFLAGS += $(5)
    LDFLAGS += $(6)
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(2)	disabled      (NETSURF_USE_$(1) := NO))
    endif
  else
    $$(info M.CONFIG: $(4)	error         (NETSURF_USE_$(1) := $$(NETSURF_USE_$(1))))
    $$(error NETSURF_USE_$(1) must be YES or NO)
  endif
endef


# Extend flags with appropriate values from pkg-config for enabled features
#
# 1: pkg-config required modules for feature
# 2: Human-readable name for the feature
define pkg_config_find_and_add
  ifeq ($$(PKG_CONFIG),)
    $$(error pkg-config is required to auto-detect feature availability)
  endif

  PKG_CONFIG_$(1)_EXISTS := $$(shell $$(PKG_CONFIG) --exists $(1) && echo yes)

  ifeq ($$(PKG_CONFIG_$(1)_EXISTS),yes)
      CFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(1))
      CXXFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(1))
      LDFLAGS += $$(shell $$(PKG_CONFIG) --libs $(1))
      ifneq ($(MAKECMDGOALS),clean)
        $$(info PKG.CNFG: $(2) ($(1))	enabled)
      endif
  else
    ifneq ($(MAKECMDGOALS),clean)
      $$(info PKG.CNFG: $(2) ($(1))	failed)
      $$(error Unable to find library for: $(2) ($(1)))
    endif
  endif
endef


# Extend flags with appropriate values from pkg-config for enabled features
#
# 1: Feature name (ie, NETSURF_USE_RSVG -> RSVG)
# 2: pkg-config required modules for feature
# 3: Human-readable name for the feature
define pkg_config_find_and_add_enabled
  ifeq ($$(PKG_CONFIG),)
    $$(error pkg-config is required to auto-detect feature availability)
  endif

  NETSURF_FEATURE_$(1)_AVAILABLE := $$(shell $$(PKG_CONFIG) --exists $(2) && echo yes)
  NETSURF_FEATURE_$(1)_CFLAGS ?= -DWITH_$(1)

  ifeq ($$(NETSURF_USE_$(1)),YES)
    ifeq ($$(NETSURF_FEATURE_$(1)_AVAILABLE),yes)
      CFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(2)) $$(NETSURF_FEATURE_$(1)_CFLAGS)
      CXXFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(2)) $$(NETSURF_FEATURE_$(1)_CFLAGS)
      LDFLAGS += $$(shell $$(PKG_CONFIG) --libs $(2)) $$(NETSURF_FEATURE_$(1)_LDFLAGS)
      ifneq ($(MAKECMDGOALS),clean)
        $$(info M.CONFIG: $(3) ($(2))	enabled       (NETSURF_USE_$(1) := YES))
      endif
    else
      ifneq ($(MAKECMDGOALS),clean)
        $$(info M.CONFIG: $(3) ($(2))	failed        (NETSURF_USE_$(1) := YES))
        $$(error Unable to find library for: $(3) ($(2)))
      endif
    endif
  else ifeq ($$(NETSURF_USE_$(1)),AUTO)
    ifeq ($$(NETSURF_FEATURE_$(1)_AVAILABLE),yes)
      CFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(2)) $$(NETSURF_FEATURE_$(1)_CFLAGS)
      CXXFLAGS += $$(shell $$(PKG_CONFIG) --cflags $(2)) $$(NETSURF_FEATURE_$(1)_CFLAGS)
      LDFLAGS += $$(shell $$(PKG_CONFIG) --libs $(2)) $$(NETSURF_FEATURE_$(1)_LDFLAGS)
      ifneq ($(MAKECMDGOALS),clean)
        $$(info M.CONFIG: $(3) ($(2))	auto-enabled  (NETSURF_USE_$(1) := AUTO))
	NETSURF_USE_$(1) := YES
      endif
    else
      ifneq ($(MAKECMDGOALS),clean)
        $$(info M.CONFIG: $(3) ($(2))	auto-disabled (NETSURF_USE_$(1) := AUTO))
	NETSURF_USE_$(1) := NO
      endif
    endif
  else ifeq ($$(NETSURF_USE_$(1)),NO)
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(3) ($(2))	disabled      (NETSURF_USE_$(1) := NO))
    endif
  else
    ifneq ($(MAKECMDGOALS),clean)
      $$(info M.CONFIG: $(3) ($(2))	error         (NETSURF_USE_$(1) := $$(NETSURF_USE_$(1))))
      $$(error NETSURF_USE_$(1) must be YES, NO, or AUTO)
    endif
  endif
endef


# Message splitting rule generation macro
#
# 1 = Language
define split_messages

$$(MESSAGES_TARGET)/$(1)/Messages: resources/FatMessages $$(TOOLROOT)/split-messages
	$$(VQ)echo "MSGSPLIT: Language: $(1) Filter: $$(MESSAGES_FILTER)"
	$$(Q)$$(MKDIR) -p $$(MESSAGES_TARGET)/$(1)
	$$(Q)$$(RM) $$@
	$$(Q)$$(TOOLROOT)/split-messages -l $(1) -p $$(MESSAGES_FILTER) -f messages -o $$@ -z $$<

CLEAN_MESSAGES += $$(MESSAGES_TARGET)/$(1)/Messages
MESSAGES += $$(MESSAGES_TARGET)/$(1)/Messages

endef


# Now some macros which build the make system

# Extend dependancy files for c source files
#
# 1 = Source file
# 2 = dep filename, no prefix
# 3 = obj filename, no prefix
define dependency_generate_c
DEPFILES += $(2)

endef


# Extend dependancy files for s source files
#
# 1 = Source file
# 2 = dep filename, no prefix
# 3 = obj filename, no prefix
define dependency_generate_s
DEPFILES += $(2)

endef


# Rule generator to compile c files
#
# 1 = Source file
# 2 = obj filename, no prefix
# 3 = dep filename, no prefix
ifeq ($(CC_MAJOR),2)
# simpler deps tracking for gcc2...
define compile_target_c
$$(OBJROOT)/$(2): $(1) $$(OBJROOT)/created $$(DEPROOT)/created
	$$(VQ)echo "     DEP: $(1)"
	$$(Q)$$(RM) $$(DEPROOT)/$(3)
	$$(Q)$$(CC) $$(IFLAGS) $$(CFLAGS) -MM  \
		    $(1) | sed 's,^.*:,$$(DEPROOT)/$(3) $$(OBJROOT)/$(2):,' \
		    > $$(DEPROOT)/$(3)
	$$(VQ)echo " COMPILE: $(1)"
	$$(Q)$$(RM) $$(OBJROOT)/$(2)
	$$(Q)$$(CC) $$(COMMON_WARNFLAGS) $$(CWARNFLAGS) $$(IFLAGS) $$(CFLAGS) $(CFLAGS_ENV) -o $$(OBJROOT)/$(2) -c $(1)

endef
else
define compile_target_c
$$(OBJROOT)/$(2): $(1) $$(OBJROOT)/created $$(DEPROOT)/created
	$$(VQ)echo " COMPILE: $(1)"
	$$(Q)$$(RM) $$(DEPROOT)/$(3)
	$$(Q)$$(RM) $$(OBJROOT)/$(2)
	$$(Q)$$(CC) $$(COMMON_WARNFLAGS) $$(CWARNFLAGS) $$(IFLAGS) $$(CFLAGS) $(CFLAGS_ENV) \
		    -MMD -MP -MT '$$(DEPROOT)/$(3) $$(OBJROOT)/$(2)' \
		    -MF $$(DEPROOT)/$(3) -o $$(OBJROOT)/$(2) -c $(1)

endef
endif


# Rule generator to compile cpp files
#
# 1 = Source file
# 2 = obj filename, no prefix
# 3 = dep filename, no prefix
define compile_target_cpp
$$(OBJROOT)/$(2): $(1) $$(OBJROOT)/created $$(DEPROOT)/created
	$$(VQ)echo "     DEP: $(1)"
	$$(Q)$$(RM) $$(DEPROOT)/$(3)
	$$(Q)$$(CC) $$(IFLAGS) $$(CXXFLAGS) $$(COMMON_WARNFLAGS) $$(CXXWARNFLAGS) -MM  \
		    $(1) | sed 's,^.*:,$$(DEPROOT)/$(3) $$(OBJROOT)/$(2):,' \
		    > $$(DEPROOT)/$(3)
	$$(VQ)echo " COMPILE: $(1)"
	$$(Q)$$(RM) $$(OBJROOT)/$(2)
	$$(Q)$$(CXX) $$(COMMON_WARNFLAGS) $$(CXXWARNFLAGS) $$(IFLAGS) $$(CXXFLAGS) $(CXXFLAGS_ENV) -o $$(OBJROOT)/$(2) -c $(1)

endef


# Rule generator to compile s files
#
# 1 = Source file
# 2 = obj filename, no prefix
# 3 = dep filename, no prefix
define compile_target_s
$$(OBJROOT)/$(2): $(1) $$(OBJROOT)/created $$(DEPROOT)/created
	$$(VQ)echo "ASSEMBLE: $(1)"
	$$(Q)$$(RM) $$(DEPROOT)/$(3)
	$$(Q)$$(RM) $$(OBJROOT)/$(2)
	$$(Q)$$(CC) $$(ASFLAGS) -MMD -MT '$$(DEPROOT)/$(3) $$(OBJROOT)/$(2)' \
		    -MF $$(DEPROOT)/$(3) -o $$(OBJROOT)/$(2) -c $(1)

endef