Handle dependencies of programs on libraries correctly
[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
17 $(call distdir-way-opts,$1,$2,$3,$4)
18 $(call hs-suffix-rules,$1,$2,$3)
19 $$(foreach dir,$$($1_$2_HS_SRC_DIRS),\
20 $$(eval $$(call hs-suffix-rules-srcdir,$1,$2,$3,$$(dir))))
21
22 $(call hs-objs,$1,$2,$3)
23
24 # The .a/.so library file, indexed by two different sets of vars:
25 # the first is indexed by the dir, distdir and way
26 # the second is indexed by the package id, distdir and way
27 $1_$2_$3_LIB = $1/$2/build/libHS$$($1_PACKAGE)-$$($1_$2_VERSION)$$($3_libsuf)
28 $$($1_PACKAGE)-$($1_$2_VERSION)_$2_$3_LIB = $$($1_$2_$3_LIB)
29
30 # hack: the DEPS_LIBS mechanism assumes that the distdirs for packges
31 # that depend on each other are the same, but that is not the case for
32 # ghc where we use stage1/stage2 rather than dist/dist-install.
33 # Really we should use a consistent scheme for distdirs, but in the
34 # meantime we work around it by defining ghc-<ver>_dist-install_way_LIB:
35 ifeq "$$($1_PACKAGE) $2" "ghc stage2"
36 $$($1_PACKAGE)-$($1_$2_VERSION)_dist-install_$3_LIB = $$($1_$2_$3_LIB)
37 endif
38
39 # All the .a/.so library file dependencies for this library
40 $1_$2_$3_DEPS_LIBS=$$(foreach dep,$$($1_$2_DEPS),$$($$(dep)_$2_$3_LIB))
41
42 ifneq "$$(BootingFromHc)" "YES"
43 $1_$2_$3_MKSTUBOBJS = $$(FIND) $1/$2/build -name "*_stub.$$($3_osuf)" -print
44 # HACK ^^^ we tried to use $(wildcard), but apparently it fails due to
45 # make using cached directory contents, or something.
46 else
47 $1_$2_$3_MKSTUBOBJS = true
48 $1_$2_$3_C_OBJS += $$(shell $$(FIND) $1/$2/build -name "*_stub.c" -print | sed 's/c$$$$/o/')
49 endif
50
51 $1_$2_$3_NON_HS_OBJS = $$($1_$2_$3_CMM_OBJS) $$($1_$2_$3_C_OBJS) $$($1_$2_$3_S_OBJS) $$($1_$2_EXTRA_OBJS)
52 $1_$2_$3_ALL_OBJS = $$($1_$2_$3_HS_OBJS) $$($1_$2_$3_NON_HS_OBJS)
53
54 # The quadrupled $'s here are because the _v_LIB variables aren't
55 # necessarily set when this part of the makefile is read.
56 # These deps aren't technically necessary in themselves, but they
57 # turn the dependencies of programs on libraries into transitive
58 # dependencies.
59 ifeq "$4" "0"
60 $$($1_$2_$3_LIB) : $$(foreach dep,$$($1_$2_DEP_NAMES),$$$$(libraries/$$(dep)_dist-boot_v_LIB))
61 else
62 $$($1_$2_$3_LIB) : $$(foreach dep,$$($1_$2_DEP_NAMES),$$$$(libraries/$$(dep)_dist-install_v_LIB))
63 endif
64
65 ifeq "$3" "dyn"
66
67 # Link a dynamic library
68 # On windows we have to supply the extra libs this one links to when building it.
69 ifeq "$$(HOSTPLATFORM)" "i386-unknown-mingw32"
70 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS) $$(ALL_RTS_LIBS) $$($1_$2_$3_DEPS_LIBS)
71 "$$($1_$2_HC)" $$($1_$2_$3_ALL_OBJS) \
72 `$$($1_$2_$3_MKSTUBOBJS)` \
73 -shared -dynamic -dynload deploy \
74 $$(addprefix -l,$$($1_$2_EXTRA_LIBRARIES)) \
75 -no-auto-link-packages $$(addprefix -package ,$$($1_$2_DEPS)) \
76 -o $$@
77 else
78 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS) $$(ALL_RTS_LIBS) $$($1_$2_$3_DEPS_LIBS)
79 "$$($1_$2_HC)" $$($1_$2_$3_ALL_OBJS) \
80 `$$($1_$2_$3_MKSTUBOBJS)` \
81 -shared -dynamic -dynload deploy \
82 -dylib-install-name $(ghclibdir)/`basename "$$@" | sed 's/^libHS//;s/[-]ghc.*//'`/`basename "$$@"` \
83 -no-auto-link-packages $$(addprefix -package ,$$($1_$2_DEPS)) \
84 -o $$@
85 endif
86 else
87 # Build the ordinary .a library
88 $$($1_$2_$3_LIB) : $$($1_$2_$3_ALL_OBJS)
89 "$$(RM)" $$(RM_OPTS) $$@ $$@.contents
90 ifeq "$$($1_$2_SplitObjs)" "YES"
91 $$(FIND) $$(patsubst %.$$($3_osuf),%_$$($3_osuf)_split,$$($1_$2_$3_HS_OBJS)) -name '*.$$($3_osuf)' -print >> $$@.contents
92 echo $$($1_$2_$3_NON_HS_OBJS) `$$($1_$2_$3_MKSTUBOBJS)` >> $$@.contents
93 else
94 echo $$($1_$2_$3_ALL_OBJS) `$$($1_$2_$3_MKSTUBOBJS)` >> $$@.contents
95 endif
96 ifeq "$$(ArSupportsAtFile)" "YES"
97 "$$(AR)" $$(AR_OPTS) $$(EXTRA_AR_ARGS) $$@ @$$@.contents
98 else
99 "$$(XARGS)" $$(XARGS_OPTS) "$$(AR)" $$(AR_OPTS) $$(EXTRA_AR_ARGS) $$@ < $$@.contents
100 endif
101 "$$(RM)" $$(RM_OPTS) $$@.contents
102 endif
103
104 $(call all-target,$1_$2,all_$1_$2_$3)
105 $(call all-target,$1_$2_$3,$$($1_$2_$3_LIB))
106
107 # Don't put bootstrapping packages in the bindist
108 ifneq "$4" "0"
109 BINDIST_HI += $$($1_$2_$3_HI)
110 BINDIST_LIBS += $$($1_$2_$3_LIB)
111 endif
112
113 # Build the GHCi library
114 ifeq "$3" "v"
115 $1_$2_GHCI_LIB = $1/$2/build/HS$$($1_PACKAGE)-$$($1_$2_VERSION).$$($3_osuf)
116 ifeq "$$($1_$2_BUILD_GHCI_LIB)" "YES"
117 # Don't put bootstrapping packages in the bindist
118 ifneq "$4" "0"
119 BINDIST_LIBS += $$($1_$2_GHCI_LIB)
120 endif
121 endif
122 $$($1_$2_GHCI_LIB) : $$($1_$2_$3_HS_OBJS) $$($1_$2_$3_CMM_OBJS) $$($1_$2_$3_C_OBJS) $$($1_$2_$3_S_OBJS) $$($1_$2_EXTRA_OBJS)
123 "$$(LD)" -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) `$$($1_$2_$3_MKSTUBOBJS)` $$($1_$2_EXTRA_OBJS)
124
125 ifeq "$$($1_$2_BUILD_GHCI_LIB)" "YES"
126 # Don't bother making ghci libs for bootstrapping packages
127 ifneq "$4" "0"
128 # $$(info Here $1 $2 $$($1_$2_BUILD_GHCI_LIB) Q1)
129 $(call all-target,$1_$2,$$($1_$2_GHCI_LIB))
130 endif
131 endif
132 endif
133
134 endef
135