+# -----------------------------------------------------------------------------
+#
+# (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://hackage.haskell.org/trac/ghc/wiki/Building/Architecture
+# http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying
+#
+# -----------------------------------------------------------------------------
ifeq "$(wildcard distrib/)" ""
default : all
@:
+# For help, type 'make help'
+.PHONY: help
+help :
+ @cat MAKEHELP
+
+ifneq "$(findstring clean,$(MAKECMDGOALS))" ""
+-include mk/config.mk
+else
+include mk/config.mk
+ifeq "$(ProjectVersion)" ""
+$(error Please run ./configure first)
+endif
+endif
+
+include mk/custom-settings.mk
+
# No need to update makefiles for these targets:
-REALGOALS=$(filter-out clean clean_% distclean maintainer-clean show,$(MAKECMDGOALS))
+REALGOALS=$(filter-out bootstrapping-files framework-pkg clean clean_% distclean maintainer-clean show help,$(MAKECMDGOALS))
+
+# On Solaris, the builtin test doesn't support -nt, you have to use
+# /usr/bin/test. On MSYS, however, /usr/bin/test does not exist. How
+# nice.
+TEST=$(if $(wildcard /usr/bin/test),/usr/bin/test,test)
+
+# configure touches certain files even if they haven't changed. This
+# can mean a lot of unnecessary recompilation after a re-configure, so
+# here we cache the old versions of these files so we can restore the
+# timestamps.
+#
+define check-configure-file
+# $1 = file
+if $(TEST) ! -f $1.old; then \
+ echo "backing up $1"; \
+ cp $1 $1.old; \
+ touch -r $1 $1.old; \
+else \
+ if $(TEST) $1 -nt $1.old; then \
+ if cmp $1 $1.old; then \
+ echo "$1 has been touched, but has not changed"; \
+ touch -r $1.old $1; \
+ else \
+ echo "$1 has changed"; \
+ cp $1 $1.old; \
+ touch -r $1 $1.old; \
+ fi \
+ fi \
+fi
+endef
# NB. not the same as saying '%: ...', which doesn't do the right thing:
# it does nothing if we specify a target that already exists.
.PHONY: $(REALGOALS)
$(REALGOALS) all:
+ @$(call check-configure-file,mk/config.mk)
+ @$(call check-configure-file,mk/project.mk)
+ @$(call check-configure-file,compiler/ghc.cabal)
+
@echo "===--- updating makefiles phase 0"
$(MAKE) -r --no-print-directory -f ghc.mk phase=0 just-makefiles
+ifneq "$(OMIT_PHASE_1)" "YES"
@echo "===--- updating makefiles phase 1"
$(MAKE) -r --no-print-directory -f ghc.mk phase=1 just-makefiles
+endif
+ifneq "$(OMIT_PHASE_2)" "YES"
@echo "===--- updating makefiles phase 2"
$(MAKE) -r --no-print-directory -f ghc.mk phase=2 just-makefiles
+endif
+ifneq "$(OMIT_PHASE_3)" "YES"
@echo "===--- updating makefiles phase 3"
$(MAKE) -r --no-print-directory -f ghc.mk phase=3 just-makefiles
+endif
@echo "===--- finished updating makefiles"
$(MAKE) -r --no-print-directory -f ghc.mk $@
binary-dist:
+ifeq "$(mingw32_TARGET_OS)" "1"
+ $(MAKE) -r --no-print-directory -f ghc.mk windows-binary-dist
+ $(MAKE) -r --no-print-directory -f ghc.mk windows-installer
+else
rm -f bindist-list
$(MAKE) -r --no-print-directory -f ghc.mk bindist BINDIST=YES
$(MAKE) -r --no-print-directory -f ghc.mk binary-dist
+endif
clean distclean maintainer-clean:
- $(MAKE) -r --no-print-directory -f ghc.mk $@
+ $(MAKE) -r --no-print-directory -f ghc.mk $@ CLEANING=YES
test ! -d testsuite || $(MAKE) -C testsuite $@
$(filter clean_%, $(MAKECMDGOALS)) : clean_% :
- $(MAKE) -r --no-print-directory -f ghc.mk $@
+ $(MAKE) -r --no-print-directory -f ghc.mk $@ CLEANING=YES
-show:
+bootstrapping-files show:
$(MAKE) -r --no-print-directory -f ghc.mk $@
+ifeq "$(darwin_TARGET_OS)" "1"
+framework-pkg:
+ $(MAKE) -C distrib/MacOS $@
+endif
+
# If the user says 'make A B', then we don't want to invoke two
# instances of the rule above in parallel:
.NOTPARALLEL:
endif
-