summaryrefslogtreecommitdiff
path: root/rules/distdir-way-opts.mk
blob: 92dbf346ff56a290ad6d1b84939de9e2ce53f5a6 (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
# -----------------------------------------------------------------------------
#
# (c) 2009 The University of Glasgow
#
# This file is part of the GHC build system.
#
# To understand how the build system works and how to modify it, see
#      http://ghc.haskell.org/trac/ghc/wiki/Building/Architecture
#      http://ghc.haskell.org/trac/ghc/wiki/Building/Modifying
#
# -----------------------------------------------------------------------------


# Set compilation flags that additionally depend on a particular way

define distdir-way-opts # args: $1 = dir, $2 = distdir, $3 = way, $4 = stage

# Here is how the command line for a Haskell compilation is constructed.
#   $1 is the directory we're building in
#   $2 is the distdir (e.g. "dist", "dist-install" etc.)
#   $3 is the way (e.g. "v", "p", etc.)
#   $4 is the stage ("0", "1", "2") that the options are passed to
#                                   See Note [Stage number in build variables]
#                                   in mk/config.mk.in.
# 
# -----------------------------
# The variables affecting Haskell compilations are as follows, including
# the places in the build system that may define them.
#
#  Variable              Purpose                           Defined by
#  --------------        ------------------------------    --------------
#  $1_PACKAGE            Package name for this dir,        $1/$2/ghc.mk
#                        if it is a package   
#   
#  CONF_HC_OPTS          GHC options from ./configure      mk/config.mk.in
#   
#  CONF_HC_OPTS_STAGE$4  GHC options from ./configure      mk/config.mk.in
#                        specific to stage $4   
#   
#  WAY_$3_HC_OPTS        GHC options specific to way $3    mk/ways.mk
#   
#  SRC_HC_OPTS           source-tree-wide GHC options      mk/config.mk.in
#                                                          mk/build.mk
#                                                          mk/validate.mk
#                                                          mk/warnings.mk
#
#  SRC_HC_OPTS_STAGE$4   source-tree-wide GHC options,     mk/config.mk.in
#                        supplied to the stage $4          mk/build.mk
#                        compiler only                     mk/validate.mk
#                                                          mk/warnings.mk
#
#  SRC_HC_WARNING_OPTS   source-tree-wide GHC warning      mk/config.mk.in
#                        options                           mk/build.mk
#                                                          mk/validate.mk
#                                                          mk/warnings.mk
#
#  SRC_HC_WARNING_OPTS_STAGE$4                             mk/config.mk.in
#                        source-tree-wide GHC warning      mk/build.mk
#                        options, supplied to the          mk/validate.mk
#                        stage $4 compiler only            mk/warnings.mk
#   
#  EXTRA_HC_OPTS         for supplying extra options on    make EXTRA_HC_OPTS=...
#                        the command line   
#   
#  $1_HC_OPTS            GHC options specific to this      $1/$2/package-data.mk
#                        dir
#   
#  $1_$2_HC_OPTS         GHC options specific to this      $1/$2/package-data.mk
#                        dir and distdir
#   
#  $1_$2_$3_HC_OPTS      GHC options specific to this      $1/$2/package-data.mk
#                        dir, distdir and way
#   
#  $1_$2_MORE_HC_OPTS    GHC options for this dir/distdir  ???
#   
#  $1_$2_EXTRA_HC_OPTS   GHC options for this dir/distdir  mk/build.mk
#                                                          mk/warnings.mk
#   
#  $1_$2_HC_PKGCONF      -package-db flag if necessary   rules/package-config.mk
#   
#  $1_$2_HS_SRC_DIRS     dirs relative to $1 containing    $1/$2/package-data.mk
#                        source files   
#   
#  $1_$2_CPP_OPTS        CPP options                       $1/$2/package-data.mk
#  
#  <file>_HC_OPTS        GHC options for this source       $1/$2/ghc.mk
#                        file (without the extension)

# -----------------------------

# The actual options passed to a Haskell compilation are defined
# below.  Note that in general, more specific sets of options come
# after the less specific, so that we can override global options
# on a per-directory or per-way basis, for example.

# $1_$2_$3_MOST_HC_OPTS is also passed to C compilations when we use
# GHC as the C compiler.

ifeq "$(SUPPORTS_COMPONENT_ID)" "NO"
ifeq "$4" "0"
$4_USE_COMPONENT_ID=NO
endif
endif

$1_$2_$4_DEP_OPTS = \
 $$(foreach pkg,$$($1_$2_DEP_IPIDS),-package-id $$(pkg))

ifeq "$($4_USE_COMPONENT_ID)" "NO"
$4_THIS_COMPONENT_ID = -package-name
else
$4_THIS_COMPONENT_ID = -this-package-key
endif

$1_$2_$3_MOST_HC_OPTS = \
 $$(WAY_$3_HC_OPTS) \
 $$(CONF_HC_OPTS) \
 $$(SRC_HC_OPTS) \
 $$(SRC_HC_OPTS_STAGE$4) \
 $$($1_HC_OPTS) \
 $$($1_$2_HC_PKGCONF) \
 $$(if $$($1_$2_PROG),, \
        $$(if $$($1_PACKAGE),$$($4_THIS_COMPONENT_ID) $$($1_$2_COMPONENT_ID))) \
 $$(if $$($1_PACKAGE),-hide-all-packages) \
 -i $$(if $$($1_$2_HS_SRC_DIRS),$$(foreach dir,$$($1_$2_HS_SRC_DIRS),-i$1/$$(dir)),-i$1) \
 -i$1/$2/build -i$1/$2/build/autogen \
 -I$1/$2/build -I$1/$2/build/autogen \
 $$(foreach dir,$$(filter-out /%,$$($1_$2_INCLUDE_DIRS)),-I$1/$$(dir)) \
 $$(foreach dir,$$(filter /%,$$($1_$2_INCLUDE_DIRS)),-I$$(dir)) \
 $$(foreach inc,$$($1_$2_INCLUDE),-\#include "$$(inc)") \
 $$(foreach opt,$$($1_$2_CPP_OPTS),-optP$$(opt)) \
 $$(if $$($1_PACKAGE),-optP-include -optP$1/$2/build/autogen/cabal_macros.h) \
 $$($1_$2_$4_DEP_OPTS) \
 $$($1_$2_HC_OPTS) \
 $$(CONF_HC_OPTS_STAGE$4) \
 $$($1_$2_MORE_HC_OPTS) \
 $$($1_$2_EXTRA_HC_OPTS) \
 $$($1_$2_$3_HC_OPTS) \
 $$($$(basename $$(subst ./,,$$<))_HC_OPTS) \
 $$(SRC_HC_WARNING_OPTS) \
 $$(SRC_HC_WARNING_OPTS_STAGE$4) \
 $$(EXTRA_HC_OPTS)

$1_$2_$3_MOST_DIR_HC_OPTS = \
 $$($1_$2_$3_MOST_HC_OPTS) \
 -odir $1/$2/build -hidir $1/$2/build -stubdir $1/$2/build

# NB. CONF_HC_OPTS_STAGE$4 has to be late enough to override $1_$2_HC_OPTS, so
# that -O0 is effective (see #5484)

# $1_$2_$3_ALL_HC_OPTS: this is all the options we will pass to GHC
# for a given ($1,$2,$3).
$1_$2_$3_ALL_HC_OPTS = \
 -hisuf $$($3_hisuf) -osuf  $$($3_osuf) -hcsuf $$($3_hcsuf) \
 $$($1_$2_$3_MOST_DIR_HC_OPTS) \
 $$(if $$(findstring YES,$$($1_$2_SplitObjs)),$$(if $$(findstring dyn,$3),,-split-objs),) \
 $$(if $$(findstring YES,$$($1_$2_SplitSections)),$$(if $$(findstring dyn,$3),,-split-sections),) \
 $$(if $$(findstring YES,$$($1_$2_DYNAMIC_TOO)),$$(if $$(findstring v,$3),-dynamic-too))

ifeq "$3" "dyn"
ifeq "$$(HostOS_CPP)" "mingw32"
ifneq "$$($1_$2_dll0_MODULES)" ""
$1_$2_$3_ALL_HC_OPTS += -dll-split $1/$2/dll-split
endif
endif
endif

$1_$2_$3_ALL_CC_OPTS = \
 $$(WAY_$3_CC_OPTS) \
 $$($1_$2_DIST_GCC_CC_OPTS) \
 $$($1_$2_$3_CC_OPTS) \
 $$($$(basename $$<)_CC_OPTS) \
 $$($1_$2_EXTRA_CC_OPTS) \
 $$(EXTRA_CC_OPTS)

$1_$2_$3_GHC_CC_OPTS = \
 $$(addprefix -optc, $$($1_$2_$3_ALL_CC_OPTS)) \
 $$($1_$2_$3_MOST_HC_OPTS)

# Options for passing to plain ld
$1_$2_$3_ALL_LD_OPTS = \
 $$(WAY_$3_LD_OPTS) \
 $$($1_$2_DIST_LD_OPTS) \
 $$($1_$2_$3_LD_OPTS) \
 $$($1_$2_EXTRA_LD_OPTS) \
 $$(EXTRA_LD_OPTS)

# Options for passing to GHC when we use it for linking
$1_$2_$3_GHC_LD_OPTS = \
 $$(addprefix -optl, $$($1_$2_$3_ALL_LD_OPTS)) \
 $$($1_$2_$3_MOST_HC_OPTS)

$1_$2_$3_ALL_AS_OPTS = \
 $$(CONF_AS_OPTS) \
 $$(SRC_AS_OPTS) \
 $$(WAY_$3_AS_OPTS) \
 $$($1_AS_OPTS) \
 $$($1_$2_AS_OPTS) \
 $$($1_$2_$3_AS_OPTS) \
 $$(EXTRA_AS_OPTS)

ifeq "$3" "dyn"
ifneq "$4" "0"
ifeq "$$(TargetElf)" "YES"
$1_$2_$3_GHC_LD_OPTS += \
    -fno-use-rpaths \
    $$(foreach d,$$($1_$2_TRANSITIVE_DEP_COMPONENT_IDS),-optl-Wl$$(comma)-rpath -optl-Wl$$(comma)'$$$$ORIGIN/../$$d') -optl-Wl,-zorigin
else ifeq "$$(TargetOS_CPP)" "darwin"
$1_$2_$3_GHC_LD_OPTS += \
    -fno-use-rpaths \
    $$(foreach d,$$($1_$2_TRANSITIVE_DEP_COMPONENT_IDS),-optl-Wl$$(comma)-rpath -optl-Wl$$(comma)'@loader_path/../$$d')
endif
endif
endif

endef