summaryrefslogtreecommitdiff
path: root/libffi/ghc.mk
blob: a25dbf0fe85961b8cda0d010ce8eb7f835fb683d (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
# -----------------------------------------------------------------------------
#
# (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
#
# -----------------------------------------------------------------------------


libffi_STAMP_STATIC_CONFIGURE = libffi/stamp.ffi.static.configure
libffi_STAMP_STATIC_BUILD     = libffi/stamp.ffi.static.build
libffi_STAMP_STATIC_INSTALL   = libffi/stamp.ffi.static.install

libffi_STAMP_STATIC_SHARED_CONFIGURE = libffi/stamp.ffi.static-shared.configure
libffi_STAMP_STATIC_SHARED_BUILD     = libffi/stamp.ffi.static-shared.build
libffi_STAMP_STATIC_SHARED_INSTALL   = libffi/stamp.ffi.static-shared.install

ifeq "$(BuildSharedLibs)" "YES"
libffi_STAMP_CONFIGURE = $(libffi_STAMP_STATIC_SHARED_CONFIGURE)
libffi_STAMP_BUILD     = $(libffi_STAMP_STATIC_SHARED_BUILD)
libffi_STAMP_INSTALL   = $(libffi_STAMP_STATIC_SHARED_INSTALL)
libffi_EnableShared    = yes
else
libffi_STAMP_CONFIGURE = $(libffi_STAMP_STATIC_CONFIGURE)
libffi_STAMP_BUILD     = $(libffi_STAMP_STATIC_BUILD)
libffi_STAMP_INSTALL   = $(libffi_STAMP_STATIC_INSTALL)
libffi_EnableShared    = no
endif

libffi_STATIC_LIB  = libffi/build/inst/lib/libffi.a
libffi_HEADERS     = rts/dist/build/ffi.h \
                     rts/dist/build/ffitarget.h

ifeq "$(HostOS_CPP)" "mingw32"
LIBFFI_NAME = ffi-6
else
LIBFFI_NAME = ffi
endif
LIBFFI_DLL = lib$(LIBFFI_NAME).dll

ifneq "$(BINDIST)" "YES"
$(libffi_STAMP_CONFIGURE): $(TOUCH_DEP)
	$(call removeFiles,$(libffi_STAMP_STATIC_CONFIGURE))
	$(call removeFiles,$(libffi_STAMP_STATIC_BUILD))
	$(call removeFiles,$(libffi_STAMP_STATIC_INSTALL))
	$(call removeFiles,$(libffi_STAMP_STATIC_SHARED_CONFIGURE))
	$(call removeFiles,$(libffi_STAMP_STATIC_SHARED_BUILD))
	$(call removeFiles,$(libffi_STAMP_STATIC_SHARED_INSTALL))
	$(call removeTrees,$(LIBFFI_DIR) libffi/build)
	cat libffi-tarballs/libffi*.tar.gz | $(GZIP_CMD) -d | { cd libffi && $(TAR_CMD) -xf - ; }
	mv libffi/libffi-* libffi/build

# update config.guess/config.sub
	$(CP) "$(TOP)/config.guess" libffi/build/config.guess
	$(CP) "$(TOP)/config.sub"   libffi/build/config.sub

# We have to fake a non-working ln for configure, so that the fallback
# option (cp -p) gets used instead.  Otherwise the libffi build system
# will use cygwin symbolic links which cannot be read by mingw gcc.
	chmod +x libffi/ln

	# don't report nonselinux systems as selinux
	( cd libffi/build && "$(PATCH_CMD)" -p0 < ../libffi.x86-execstack.patch; )

	# We need to use -MMD rather than -MD, as otherwise we get paths
	# like c:/... in the dependency files on Windows, and the extra
	# colons break make
	mv libffi/build/Makefile.in libffi/build/Makefile.in.orig
	sed "s/-MD/-MMD/" < libffi/build/Makefile.in.orig > libffi/build/Makefile.in

	# We attempt to specify the installation directory below with --libdir,
	# but libffi installs into 'toolexeclibdir' instead, which may differ
	# on systems where gcc has multilib support. Force libffi to use libdir.
	# (https://sourceware.org/ml/libffi-discuss/2014/msg00016.html)
	mv libffi/build/Makefile.in libffi/build/Makefile.in.orig
	sed 's:@toolexeclibdir@:$$(libdir):g' < libffi/build/Makefile.in.orig > libffi/build/Makefile.in

	# install-sh is used when /usr/bin/install is missing; ensure its
	# path in libffi's Makefile is correct. See GHC #11109.
	mv libffi/build/Makefile.in libffi/build/Makefile.in.orig
	sed 's|@INSTALL@|$$(subst ../install-sh,$(TOP)/install-sh,@INSTALL@)|g' < libffi/build/Makefile.in.orig > libffi/build/Makefile.in

# * Because -Werror may be in SRC_CC_OPTS/SRC_LD_OPTS, we need to turn
#   warnings off or the compilation of libffi might fail due to warnings;
#   hence the -w flags.
# * We specify --libdir, as we need to know the path to libffi.a, but on
#   some platforms it defaults to .../lib64/ rather than .../lib/.
	cd libffi && \
	    cd build && \
	    CC=$(CC_STAGE1) \
	    CXX=$(CC_STAGE1) \
	    LD=$(LD) \
	    AR=$(AR_STAGE1) \
	    NM=$(NM) \
	    RANLIB=$(REAL_RANLIB_CMD) \
        CFLAGS="$(SRC_CC_OPTS) $(CONF_CC_OPTS_STAGE1) -w" \
        LDFLAGS="$(SRC_LD_OPTS) -w" \
        "$(SHELL)" ./configure \
	          --prefix=$(TOP)/libffi/build/inst \
	          --libdir=$(TOP)/libffi/build/inst/lib \
	          --enable-static=yes \
	          --enable-shared=$(libffi_EnableShared) \
	          --host=$(TargetPlatformFull)

	# wc on OS X has spaces in its output, which libffi's Makefile
	# doesn't expect, so we tweak it to sed them out
	mv libffi/build/Makefile libffi/build/Makefile.orig
	sed "s#wc -w#wc -w | sed 's/ //g'#" < libffi/build/Makefile.orig > libffi/build/Makefile

	"$(TOUCH_CMD)" $@

$(libffi_STAMP_BUILD): $(libffi_STAMP_CONFIGURE) $(TOUCH_DEP)
	$(MAKE) -C libffi/build MAKEFLAGS=
	"$(TOUCH_CMD)" $@

$(libffi_STAMP_INSTALL): $(libffi_STAMP_BUILD) $(TOUCH_DEP)
	$(MAKE) -C libffi/build MAKEFLAGS= install
	"$(TOUCH_CMD)" $@

$(libffi_STATIC_LIB): $(libffi_STAMP_INSTALL)
	@test -f $@ || { echo "$< exists, but $@ does not."; echo "Suggest removing $<."; exit 1; }

$(libffi_HEADERS): $(libffi_STAMP_INSTALL) | $$(dir $$@)/.
	cp -f libffi/build/inst/lib/libffi-*/include/$(notdir $@) $@

$(eval $(call clean-target,libffi,, \
    libffi/build $(wildcard libffi/stamp.ffi.*) libffi/dist-install))

endif