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authorDuncan Coutts <duncan@well-typed.com>2009-04-30 13:56:37 +0000
committerDuncan Coutts <duncan@well-typed.com>2009-04-30 13:56:37 +0000
commitb547f2e28b0f07b089aada1164c1dd834f894996 (patch)
treed06f61a1ec5270ccd8dd2c1eb121aaf7f65d8adb /libffi
parent31796c5c0312aa9a04f3519fa32b0f15b9a14541 (diff)
downloadhaskell-b547f2e28b0f07b089aada1164c1dd834f894996.tar.gz
Fix parallel make for libffi.
I didn't realise make can invoke the same action multiple times in parallel if the rule has multiple targets. So go back to using a build stamp file.
Diffstat (limited to 'libffi')
-rw-r--r--libffi/ghc.mk16
1 files changed, 6 insertions, 10 deletions
diff --git a/libffi/ghc.mk b/libffi/ghc.mk
index 932e757546..ca6ee5e126 100644
--- a/libffi/ghc.mk
+++ b/libffi/ghc.mk
@@ -58,8 +58,10 @@ PLATFORM := $(shell echo $(HOSTPLATFORM) | sed 's/i[567]86/i486/g')
ifeq "$(BuildSharedLibs)" "YES"
libffi_STAMP_CONFIGURE = libffi/stamp.ffi.configure-shared
+libffi_STAMP_BUILD = libffi/stamp.ffi.build-shared
else
libffi_STAMP_CONFIGURE = libffi/stamp.ffi.configure
+libffi_STAMP_BUILD = libffi/stamp.ffi.build
endif
BINDIST_STAMPS = libffi/stamp.ffi.build libfii/stamp.ffi.configure
@@ -139,20 +141,12 @@ $(libffi_STAMP_CONFIGURE):
libffi/ffi.h: $(libffi_STAMP_CONFIGURE)
$(CP) libffi/build/include/ffi.h $@
-# All the libs that libffi's own build will generate
-libffi_ALL_LIBS = $(libffi_STATIC_LIB)
-ifeq "$(BuildSharedLibs)" "YES"
-libffi_ALL_LIBS += $(libffi_DYNAMIC_LIBS)
-endif
-ifeq "$(Windows)" "YES"
-libffi_ALL_LIBS += libffi/libffi.dll.a $(libffi_HS_DYN_LIB).a
-endif
-
-$(libffi_ALL_LIBS): $(libffi_STAMP_CONFIGURE)
+$(libffi_STAMP_BUILD): $(libffi_STAMP_CONFIGURE)
cd libffi && \
$(MAKE) -C build MAKEFLAGS=; \
(cd build; ./libtool --mode=install cp libffi.la $(TOP)/libffi)
+$(libffi_STATIC_LIB): $(libffi_STAMP_BUILD)
# Rename libffi.a to libHSffi.a
libffi/libHSffi.a libffi/libHSffi_p.a: $(libffi_STATIC_LIB)
$(CP) $(libffi_STATIC_LIB) libffi/libHSffi.a
@@ -174,6 +168,7 @@ $(eval $(call all-target,libffi,libffi/HSffi.o))
ifeq "$(BuildSharedLibs)" "YES"
ifeq "$(Windows)" "YES"
+libffi/libffi.dll.a $(libffi_HS_DYN_LIB): $(libffi_STAMP_BUILD)
# Windows libtool creates <soname>.dll, and as we already patched that
# there is no need to copy from libffi.dll to libHSffi...dll.
# However, the renaming is still required for the import library
@@ -184,6 +179,7 @@ $(libffi_HS_DYN_LIB).a: libffi/libffi.dll.a
$(eval $(call all-target,libffi,$(libffi_HS_DYN_LIB).a))
else
+$(libffi_DYNAMIC_LIBS): $(libffi_STAMP_BUILD)
# Rename libffi.so to libHSffi...so
$(libffi_HS_DYN_LIB): $(libffi_DYNAMIC_LIBS)
$(CP) $(word 1,$(libffi_DYNAMIC_LIBS)) $(libffi_HS_DYN_LIB)