X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=libffi%2FMakefile;h=4d8df96064b0cada2fbcf8cb20293665fe2262ff;hp=75365c9227d6d838ac1877a259108e214424e6cb;hb=e5c3b478b3cd1707cf122833822f44b2ac09b8e9;hpb=dc877280a9806a1524bfd2b8924705adf928e2e2 diff --git a/libffi/Makefile b/libffi/Makefile index 75365c9..4d8df96 100644 --- a/libffi/Makefile +++ b/libffi/Makefile @@ -1,168 +1,15 @@ - -TOP=.. -DONT_WANT_STD_GHCI_LIB_RULE=YES -DONT_WANT_STD_LIBRARY=YES - -include $(TOP)/mk/boilerplate.mk -# Override haddock generation for this package -HADDOCK_DOCS=NO - -# We package libffi as Haskell package for two reasons: - -# 1) GHC uses different names for shared and static libs, so it can -# choose the lib variant to link with on its own. With regular -# libtool styled shared lib names, the linker would interfer and -# link against the shared lib variant even when GHC runs in -static -# mode. -# 2) The first issue isn't a problem when a shared lib of libffi would -# be installed in system locations, but we do not assume that. So, -# when running in -dynamic mode, we must either install libffi to -# system locations ourselves, or we must add its location to -# respective environment variable, (DY)LD_LIBRARY_PATH etc...before -# we call dynamically linked binaries. Especially, the latter is -# necessary as GHC calls binary it produced before its installation -# phase. However, both mechanism, installing to system locations or -# modifying (DY)LD_LIBRARY_PATH, are already in place for Haskell -# packages so with packaging libffi as Haskell package we reuse -# them naturally. - -PACKAGE=ffi # ----------------------------------------------------------------------------- # -# We use libffi's own configuration stuff. - -PLATFORM := $(shell echo $(HOSTPLATFORM) | sed 's/i[567]86/i486/g') - -# 2007-09-26 -# set -o igncr -# is not a valid command on non-Cygwin-systems. -# Let it fail silently instead of aborting the build. +# (c) 2009 The University of Glasgow # -# 2007-07-05 -# We do -# set -o igncr; export SHELLOPTS -# here as otherwise checking the size of limbs -# makes the build fall over on Cygwin. See the thread -# http://www.cygwin.com/ml/cygwin/2006-12/msg00011.html -# for more details. - -# 2007-07-05 -# Passing -# as_ln_s='cp -p' -# isn't sufficient to stop cygwin using symlinks the mingw gcc can't -# follow, as it isn't used consistently. Instead we put an ln.bat in -# path that always fails. - -LIBFFI_TARBALL := $(firstword $(wildcard libffi*.tar.gz)) -LIBFFI_DIR := $(subst .tar.gz,,$(LIBFFI_TARBALL)) - -BINDIST_STAMPS = stamp.ffi -INSTALL_HEADERS += ffi.h -STATIC_LIB = libffi.a -INSTALL_LIBS += libHSffi.a - -# We have to add the GHC version to the name of our dynamic libs, because -# they will be residing in the system location along with dynamic libs from -# other GHC installations. -ifeq "$(Windows)" "YES" -DYNAMIC_PROG = libffi.dll.a -DYNAMIC_LIBS = libffi-3.dll -RENAME_LIBS = -else -DYNAMIC_PROG = -DYNAMIC_LIBS = libffi.so libffi.so.5 libffi.so.5.0.5 -endif - -HS_DYN_LIB_NAME=libHSffi-ghc$(ProjectVersion)$(soext) - -ifeq "$(BuildSharedLibs)" "YES" -EnableShared=yes -else -EnableShared=no -endif - -ifeq "$(BuildSharedLibs)" "YES" -INSTALL_LIBS += $(HS_DYN_LIB_NAME) -ifeq "$(Windows)" "YES" -INSTALL_PROGS += $(HS_DYN_LIB_NAME).a -endif -endif - -install all :: $(INSTALL_HEADERS) $(INSTALL_LIBS) $(INSTALL_PROGS) - -# 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 linkks which cannot be read by mingw gcc. -# The same trick is played by the GMP build in ../gmp. - -stamp.ffi.configure: - $(RM) -rf $(LIBFFI_DIR) build - $(TAR) -zxf $(LIBFFI_TARBALL) - mv $(LIBFFI_DIR) build - chmod +x ln - (set -o igncr 2>/dev/null) && set -o igncr; export SHELLOPTS; \ - PATH=`pwd`:$$PATH; \ - export PATH; \ - cd build && \ - CC=$(WhatGccIsCalled) $(SHELL) configure \ - --enable-static=yes \ - --enable-shared=$(EnableShared) \ - --host=$(PLATFORM) --build=$(PLATFORM) - - # libffi.so needs to be built with the correct soname. - # NOTE: this builds libffi_convience.so with the incorrect - # soname, but we don't need that anyway! - $(CP) build/libtool build/libtool.orig - sed -e s/soname_spec=.*/soname_spec="$(HS_DYN_LIB_NAME)"/ build/libtool.orig > build/libtool - touch $@ - -ffi.h: stamp.ffi.configure - $(CP) build/include/ffi.h . - -stamp.ffi.build: stamp.ffi.configure - $(MAKE) -C build MAKEFLAGS= - (cd build; ./libtool --mode=install cp libffi.la $(FPTOOLS_TOP_ABS)/libffi) - touch $@ - -$(STATIC_LIB) $(DYNAMIC_LIBS) $(DYNAMIC_PROG): stamp.ffi.build - -libHSffi.a libHSffi_p.a: $(STATIC_LIB) - $(CP) $(STATIC_LIB) $@ - -all :: libHSffi.a libHSffi_p.a - -# The GHCi import lib isn't needed as compiler/ghci/Linker.lhs + rts/Linker.c -# link the interpreted references to FFI to the compiled FFI. -# Instead of adding libffi to the list preloaded packages (see -# compiler/ghci/Linker.lhs:emptyPLS) we generate an empty HSffi.o - -HSffi.o: libHSffi.a - touch empty.c - $(CC) -c empty.c -o HSffi.o - -all :: HSffi.o - -ifeq "$(BuildSharedLibs)" "YES" -$(HS_DYN_LIB_NAME): $(DYNAMIC_LIBS) - $(CP) $(word 1,$(DYNAMIC_LIBS)) $(HS_DYN_LIB_NAME) - -all :: $(HS_DYN_LIB_NAME) -endif - -clean distclean maintainer-clean :: - $(RM) -f stamp.ffi.configure stamp.ffi.build ffi.h empty.c - $(RM) -f libffi.a libffi.la $(DYNAMIC_PROG) $(DYNAMIC_LIBS) $(ORIG_DYNAMIC_LIBS) - $(RM) -rf build - -#----------------------------------------------------------------------------- +# This file is part of the GHC build system. # -# binary-dist - -include $(TOP)/mk/target.mk - -BINDIST_EXTRAS += $(BINDIST_STAMPS) -BINDIST_EXTRAS += $(INSTALL_PROGS) -BINDIST_EXTRAS += $(INSTALL_LIBS) -BINDIST_EXTRAS += $(INSTALL_HEADERS) -include $(TOP)/mk/bindist.mk +# To understand how the build system works and how to modify it, see +# http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture +# http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying +# +# ----------------------------------------------------------------------------- +dir = libffi +TOP = .. +include $(TOP)/mk/sub-makefile.mk