Small build system refactoring
[ghc.git] / rules / build-package-way.mk
1 # -----------------------------------------------------------------------------
2 #
3 # (c) 2009 The University of Glasgow
4 #
5 # This file is part of the GHC build system.
6 #
7 # To understand how the build system works and how to modify it, see
8 # http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture
9 # http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying
10 #
11 # -----------------------------------------------------------------------------
12
13
14 define build-package-way # $1 = dir, $2 = distdir, $3 = way, $4 = stage
15 $(call trace, build-package-way($1,$2,$3))
16 $(call profStart, build-package-way($1,$2,$3))
17
18 $(call distdir-way-opts,$1,$2,$3,$4)
19 $(call hs-suffix-rules,$1,$2,$3)
20
21 $(call hs-objs,$1,$2,$3)
22
23 # The .a/.so library file, indexed by two different sets of vars:
24 # the first is indexed by the dir, distdir and way
25 # the second is indexed by the package id, distdir and way
26 $1_$2_$3_LIB_NAME = libHS$$($1_PACKAGE)-$$($1_$2_VERSION)$$($3_libsuf)
27 $1_$2_$3_LIB = $1/$2/build/$$($1_$2_$3_LIB_NAME)
28 $$($1_PACKAGE)-$$($1_$2_VERSION)_$2_$3_LIB = $$($1_$2_$3_LIB)
29
30 # Note [inconsistent distdirs]
31 # hack: the DEPS_LIBS mechanism assumes that the distdirs for packages
32 # that depend on each other are the same, but that is not the case for
33 # ghc where we use stage1/stage2 rather than dist/dist-install.
34 # Really we should use a consistent scheme for distdirs, but in the
35 # meantime we work around it by defining ghc-<ver>_dist-install_way_LIB:
36 ifeq "$$($1_PACKAGE) $2" "ghc stage2"
37 $$($1_PACKAGE)-$$($1_$2_VERSION)_dist-install_$3_LIB = $$($1_$2_$3_LIB)
38 endif
39
40 # All the .a/.so library file dependencies for this library.
41 #
42 # The $(subst stage2,dist-install,..) is needed due to Note
43 # [inconsistent distdirs].
44 $1_$2_$3_DEPS_LIBS=$$(foreach dep,$$($1_$2_DEPS),$$($$(dep)_$(subst stage2,dist-install,$2)_$3_LIB))
45
46 ifeq "$$(BootingFromHc)" "YES"
47 $1_$2_$3_C_OBJS += $$(shell $$(FIND) $1/$2/build -name "*_stub.c" -print | sed 's/c$$$$/o/')
48 endif
49
50 $1_$2_$3_NON_HS_OBJS = $$($1_$2_$3_CMM_OBJS) $$($1_$2_$3_C_OBJS) $$($1_$2_$3_S_OBJS) $$($1_$2_EXTRA_OBJS)
51 $1_$2_$3_ALL_OBJS = $$($1_$2_$3_HS_OBJS) $$($1_$2_$3_NON_HS_OBJS)
52
53 ifeq "$3" "dyn"
54
55 # Link a dynamic library
56 # On windows we have to supply the extra libs this one links to when building it.
57 ifeq "$$(HostOS_CPP)" "mingw32"
58 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS) $$(ALL_RTS_LIBS) $$($1_$2_$3_DEPS_LIBS)
59 $$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) $$($1_$2_$3_GHC_LD_OPTS) $$($1_$2_$3_ALL_OBJS) \
60 -shared -dynamic -dynload deploy \
61 $$(addprefix -l,$$($1_$2_EXTRA_LIBRARIES)) \
62 -no-auto-link-packages \
63 -o $$@
64 # Now check that the DLL doesn't have too many symbols. See trac #5987.
65 case `$$(OBJDUMP) -p $$@ | sed -n "1,/^.Ordinal\/Name Pointer/ D; p; /^$$$$/ q" | grep "\[ *0\]" | wc -l` in 1) echo DLL $$@ OK;; 0) echo No symbols in DLL $$@; exit 1;; [0-9]*) echo Too many symbols in DLL $$@; exit 1;; *) echo bad DLL $$@; exit 1;; esac
66
67 else
68 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS) $$(ALL_RTS_LIBS) $$($1_$2_$3_DEPS_LIBS)
69 $$(call cmd,$1_$2_HC) $$($1_$2_$3_ALL_HC_OPTS) $$($1_$2_$3_GHC_LD_OPTS) $$($1_$2_$3_ALL_OBJS) \
70 -shared -dynamic -dynload deploy \
71 $$(addprefix -l,$$($1_$2_EXTRA_LIBRARIES)) $$(addprefix -L,$$($1_$2_EXTRA_LIBDIRS)) \
72 -no-auto-link-packages \
73 -o $$@
74 endif
75 else
76 # Build the ordinary .a library
77 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS)
78 $$(call removeFiles,$$@ $$@.contents)
79 ifeq "$$($1_$2_SplitObjs)" "YES"
80 $$(FIND) $$(patsubst %.$$($3_osuf),%_$$($3_osuf)_split,$$($1_$2_$3_HS_OBJS)) -name '*.$$($3_osuf)' -print >> $$@.contents
81 echo $$($1_$2_$3_NON_HS_OBJS) >> $$@.contents
82 else
83 echo $$($1_$2_$3_ALL_OBJS) >> $$@.contents
84 endif
85 ifeq "$$($1_$2_ArSupportsAtFile)" "YES"
86 $$(call cmd,$1_$2_AR) $$($1_$2_AR_OPTS) $$($1_$2_EXTRA_AR_ARGS) $$@ @$$@.contents
87 else
88 "$$(XARGS)" $$(XARGS_OPTS) "$$($1_$2_AR)" $$($1_$2_AR_OPTS) $$($1_$2_EXTRA_AR_ARGS) $$@ < $$@.contents
89 endif
90 $$(call removeFiles,$$@.contents)
91 endif
92
93 $(call all-target,$1_$2,all_$1_$2_$3)
94 $(call all-target,$1_$2_$3,$$($1_$2_$3_LIB))
95
96 # Don't put bootstrapping packages in the bindist
97 ifneq "$4" "0"
98 BINDIST_HI += $$($1_$2_$3_HI)
99 BINDIST_LIBS += $$($1_$2_$3_LIB)
100 endif
101
102 # Build the GHCi library
103 ifeq "$$(DYNAMIC_BY_DEFAULT)" "YES"
104 $1_$2_GHCI_LIB = $$($1_$2_dyn_LIB)
105 else
106 ifeq "$3" "v"
107 $1_$2_GHCI_LIB = $1/$2/build/HS$$($1_PACKAGE)-$$($1_$2_VERSION).$$($3_osuf)
108 ifeq "$$($1_$2_BUILD_GHCI_LIB)" "YES"
109 # Don't put bootstrapping packages in the bindist
110 ifneq "$4" "0"
111 BINDIST_LIBS += $$($1_$2_GHCI_LIB)
112 endif
113 endif
114 $$($1_$2_GHCI_LIB) : $$($1_$2_$3_HS_OBJS) $$($1_$2_$3_CMM_OBJS) $$($1_$2_$3_C_OBJS) $$($1_$2_$3_S_OBJS) $$($1_$2_EXTRA_OBJS)
115 $$(call cmd,LD) $$(CONF_LD_LINKER_OPTS_STAGE$4) -r -o $$@ $$(EXTRA_LD_OPTS) $$($1_$2_$3_HS_OBJS) $$($1_$2_$3_CMM_OBJS) $$($1_$2_$3_C_OBJS) $$($1_$2_$3_S_OBJS) $$($1_$2_EXTRA_OBJS)
116
117 ifeq "$$($1_$2_BUILD_GHCI_LIB)" "YES"
118 # Don't bother making ghci libs for bootstrapping packages
119 ifneq "$4" "0"
120 $(call all-target,$1_$2,$$($1_$2_GHCI_LIB))
121 endif
122 endif
123 endif
124 endif
125
126 $(call profEnd, build-package-way($1,$2,$3))
127 endef
128