default_target should be "all", not "build"
[ghc-hetmet.git] / libraries / Makefile
index e0ecc62..8d9bd71 100644 (file)
@@ -1,19 +1,42 @@
 
+# To do a fresh build:
+#
+#   make clean
+#   make boot
+#   make
+#
+# To rebuild a particular library <package>:
+#
+#   make clean.library.<package>
+#   make make.library.<package>
+#
+# or the following is equivalent:
+#
+#   make rebuild.library.<package>
+#
+# To add a new library to the tree, do
+#
+#   darcs get http://darcs.haskell.org/packages/foo
+#   [ -e foo/configure.ac ] && ( cd foo && autoreconf )
+#   make make.library.foo
+
 .PHONY: default_target
 
-default_target: build
+default_target: all
+
+# make doesn't give us an easy way to get the libraries built in
+# dependency order the first time, but not rebuild base (for example)
+# when we want to rebuild another library later.
+# So for now we just don't do anything in parallel in here.
+.NOTPARALLEL:
 
-ifeq "$(IN_BIN_DIST)" "1"
-include ../Makefile-vars
-else
 # Ideally we'd just include something to give us variables
 # for paths and arguments to tools etc, and those set in mk/build.mk.
-TOP=.
+TOP=..
 include $(TOP)/mk/boilerplate.mk
-endif
 
-SUBDIRS = base filepath haskell98 template-haskell readline \
-         regex-base regex-posix regex-compat parsec Cabal
+SUBDIRS = base old-locale old-time directory process filepath pretty \
+          template-haskell readline Cabal random haskell98
 
 ifeq "$(GhcLibsWithUnix)" "YES"
 SUBDIRS += unix
@@ -25,6 +48,10 @@ endif
 # Set GhcBootLibs=YES from the command line to work with just the libraries
 # needed to bootstrap GHC.
 ifneq "$(GhcBootLibs)" "YES"
+SUBDIRS += $(wildcard regex-base)
+SUBDIRS += $(wildcard regex-posix)
+SUBDIRS += $(wildcard regex-compat)
+SUBDIRS += $(wildcard parsec)
 SUBDIRS += $(wildcard haskell-src)
 SUBDIRS += $(wildcard html)
 SUBDIRS += $(wildcard network)
@@ -46,9 +73,12 @@ SUBDIRS += $(wildcard ALUT)
 SUBDIRS += $(wildcard stm)
 SUBDIRS += $(wildcard xhtml)
 SUBDIRS += $(wildcard cgi)
+SUBDIRS += $(wildcard arrows)
 ifeq "$(GhcLibsWithObjectIO)" "YES"
 SUBDIRS += $(wildcard ObjectIO)
 endif
+SUBDIRS += $(wildcard parallel)
+SUBDIRS += $(wildcard ndp)
 endif
 
 # -----------------------------------------------------------------------------
@@ -56,11 +86,9 @@ endif
 empty=
 space=$(empty) $(empty)
 
-ifeq "$(Windows)" "YES"
-dot_bat=.bat
-else
-dot_bat=
-endif
+# -----------------------------------------------------------------------------
+
+ifneq "$(DOING_BIN_DIST)" "YES"
 
 CONFIGURE_OPTS =
 CONFIGURE_STAMP_EXTRAS :=
@@ -70,7 +98,15 @@ CONFIGURE_OPTS += --enable-library-profiling
 CONFIGURE_STAMP_EXTRAS := $(CONFIGURE_STAMP_EXTRAS)-profiling
 endif
 
-BOOTSTRAPPING_CABAL = bootstrapping.cabal
+ifeq "$(SplitObjs)" "YES"
+CONFIGURE_OPTS += --enable-split-objs
+CONFIGURE_STAMP_EXTRAS := $(CONFIGURE_STAMP_EXTRAS)-splitting
+endif
+
+BOOTSTRAP_LIBS = Cabal filepath
+BOOTSTRAP_STAMPS = $(addprefix stamp/bootstrapping.,$(BOOTSTRAP_LIBS))
+BOOTSTRAP_INC_1_UP = $(addprefix -i../bootstrapping.,$(BOOTSTRAP_LIBS))
+BOOTSTRAP_INC_2_UP = $(addprefix -i../../bootstrapping.,$(BOOTSTRAP_LIBS))
 
 .PHONY: subdirs
 
@@ -79,10 +115,10 @@ subdirs:
 
 .PHONY: boot
 
-boot: $(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/setup/Setup)
-       # XXX Hideous hacks:
-       $(GENPRIMOP) --make-haskell-source < ../compiler/prelude/primops.txt > base/GHC/Prim.hs
-       $(GENPRIMOP) --make-haskell-wrappers < ../compiler/prelude/primops.txt > base/GHC/PrimopWrappers.hs
+boot: $(BOOTSTRAP_STAMPS) ifBuildable/ifBuildable \
+         $(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/setup/Setup) \
+         $(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/GNUmakefile) \
+         installPackage/installPackage
 
 # We build the Setup program in a setup subdirectory to stop it trying
 # to use bits of base and Cabal when we build those packages.
@@ -91,57 +127,120 @@ boot: $(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/setup/Setup)
 # We ought to be depending on %/Setup.*hs, but make makes that difficult.
 
 $(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/setup/Setup): \
-%/setup/Setup: stamp/$(BOOTSTRAPPING_CABAL)
+%/setup/Setup: $(BOOTSTRAP_STAMPS)
        -$(RM) -rf $*/setup
        mkdir $*/setup
        $(CP) $*/Setup.*hs $*/setup
-       cd $*/setup && $(GHC) --make -i../../$(BOOTSTRAPPING_CABAL) Setup.*hs -o Setup
-
-stamp/$(BOOTSTRAPPING_CABAL):
-       $(RM) -rf $(BOOTSTRAPPING_CABAL)
-       $(CP) -R Cabal $(BOOTSTRAPPING_CABAL)
-       $(FIND) $(BOOTSTRAPPING_CABAL) \( -name "*.o" -o -name "*.hi" \) -exec $(RM) -f {} \;
+       cd $*/setup && $(GHC) -Wall -cpp --make Setup.*hs -o Setup \
+                             $(BOOTSTRAP_INC_2_UP)
+
+installPackage/installPackage: installPackage.hs $(BOOTSTRAP_STAMPS)
+       -$(RM) -rf installPackage
+       mkdir installPackage
+       $(CP) installPackage.hs installPackage/
+       cd installPackage && $(GHC) -Wall -cpp \
+                                   --make installPackage -o installPackage \
+                                   $(BOOTSTRAP_INC_1_UP)
+
+ifBuildable/ifBuildable: ifBuildable.hs
+       -$(RM) -rf ifBuildable
+       mkdir ifBuildable
+       $(CP) ifBuildable.hs ifBuildable/
+       cd ifBuildable && $(GHC) -Wall --make ifBuildable -o ifBuildable
+
+$(BOOTSTRAP_STAMPS): stamp/bootstrapping.%:
+       $(RM) -rf bootstrapping.$*
+       $(CP) -R $* bootstrapping.$*
+       $(FIND) bootstrapping.$* \( -name "*.o" -o -name "*.hi" \) \
+                                -exec $(RM) -f {} \;
        touch $@
 
 .PHONY: all build configure
 
 all: build
 
-ifneq "$(NO_HADDOCK_DOCS)" "YES"
+ifeq "$(HADDOCK_DOCS)" "YES"
 all: doc
 endif
 
-build: $(foreach SUBDIR,$(SUBDIRS),build.library.$(SUBDIR))
+.PHONY: rebuild.library.%
+
+$(foreach SUBDIR,$(SUBDIRS),rebuild.library.$(SUBDIR)):\
+rebuild.library.%: clean.library.% make.library.%
+
+# NB. we're depending on make chasing dependencies from left to right here.
+# This bit goes wrong with 'make -j'.
+build: $(foreach SUBDIR,$(SUBDIRS),make.library.$(SUBDIR))
+build: installPackage/installPackage
 
 configure: $(foreach SUBDIR,$(SUBDIRS), \
              stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).$(SUBDIR))
 
 .PHONY: build.library.%
+.PHONY: make.library.%
 
 # We should depend on %/%.cabal here (and in other rules), but make
 # makes that difficult.
 
+# We explicitly set datadir to "$prefix/share" as, while that is the
+# default on Linux, on Windows it defaults to
+# "C:\\Program Files\\Common Files"
+
+# We also set libsubdir differently on Windows and non-Windows, as on
+# non-Windows the path we deduce is highre up than the path passed to
+# the executable with the shell script on non-Windows. This should
+# probably be tidied up so that we can always pass the same libsubdir.
+ifeq "$(Windows)" "YES"
+libsubdir = $$pkgid
+else
+libsubdir = $$compiler/lib/$$pkgid
+endif
+
 $(foreach SUBDIR,$(SUBDIRS), \
                  stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).$(SUBDIR)): \
 stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).%: %/setup/Setup
-       -$(RM) -f stamp/configure.library.*.$*
-       cd $* && setup/Setup configure \
-                            $(CONFIGURE_OPTS) \
-                            --prefix=$(prefix) \
-                            --with-compiler=../../compiler/ghc-inplace$(dot_bat) \
-                            --with-hc-pkg=../../utils/ghc-pkg/ghc-pkg-inplace$(dot_bat) \
-                            --with-hsc2hs=../../utils/hsc2hs/hsc2hs-inplace$(dot_bat) \
-                            --with-ld=$(LD) \
-                            --datasubdir=ghc \
-                            --haddock-args="--use-contents=../index.html --use-index=../doc-index.html" \
-                            --configure-option=--with-cc=$(CC)
-       touch $@
-
+       -$(RM) -f stamp/configure.library.*.$* $*/unbuildable
+       ( cd $* && setup/Setup configure \
+                  $(CONFIGURE_OPTS) \
+                  --prefix='$$topdir' \
+                  --datadir='$$prefix/share' \
+                  --libsubdir='$(libsubdir)' \
+                  --with-compiler=../../compiler/ghc-inplace$(dot_bat) \
+                  --with-hc-pkg=../../utils/ghc-pkg/ghc-pkg-inplace$(dot_bat) \
+                  --with-hsc2hs=../../utils/hsc2hs/hsc2hs-inplace$(dot_bat) \
+                  --with-ld=$(LD) \
+                  --datasubdir=ghc \
+                  --haddock-args="--use-contents=../index.html \
+                                  --use-index=../doc-index.html" \
+                  $(addprefix --configure-option=,$(CONFIGURE_ARGS)) \
+                  --configure-option=--with-cc=$(CC) ) \
+             && touch $@ || touch $*/unbuildable
+# We don't touch $@ if configure failed as we would prefer to try
+# configuring it next time round, rather than assuming it'll still fail.
+# This is particularly important for corelibs, where failure means the
+# build dies!
+
+# Build the library using 'make'
+$(foreach SUBDIR,$(SUBDIRS),make.library.$(SUBDIR)):\
+make.library.%: stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).% \
+               %/GNUmakefile \
+                %/setup/Setup ifBuildable/ifBuildable
+       ifBuildable/ifBuildable $* $(MAKE)
+       ifBuildable/ifBuildable $* setup/Setup register --inplace
+
+# Build the library using 'setup build' (not the default)
 $(foreach SUBDIR,$(SUBDIRS),build.library.$(SUBDIR)):\
 build.library.%: stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).% \
-                 %/setup/Setup
-       cd $* && setup/Setup build $(addprefix --ghc-option=,$(GhcLibHcOpts))
-       cd $* && setup/Setup register --inplace
+                 %/setup/Setup ifBuildable/ifBuildable
+       ifBuildable/ifBuildable $* setup/Setup build \
+                                       $(addprefix --ghc-option=,$(GhcLibHcOpts))
+
+$(foreach SUBDIR,$(SUBDIRS),$(SUBDIR)/GNUmakefile):\
+%/GNUmakefile: stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).% \
+                 %/setup/Setup ifBuildable/ifBuildable
+       $(RM) $*/GNUmakefile
+       cp Makefile.local $*
+       ifBuildable/ifBuildable $* setup/Setup makefile -f GNUmakefile
 
 .PHONY: doc
 
@@ -152,20 +251,42 @@ doc: $(foreach SUBDIR,$(SUBDIRS),doc.library.$(SUBDIR))
 
 $(foreach SUBDIR,$(SUBDIRS),doc.library.$(SUBDIR)):\
 doc.library.%: stamp/configure.library.build$(CONFIGURE_STAMP_EXTRAS).% \
-               %/setup/Setup
-       cd $* && setup/Setup haddock
+               %/setup/Setup ifBuildable/ifBuildable
+       ifBuildable/ifBuildable $* setup/Setup haddock
+
+.PHONY: distclean clean clean.library.%
+
+distclean: clean
+
+clean: $(foreach SUBDIR,$(SUBDIRS),clean.library.$(SUBDIR))
+       $(RM) -f stamp/bootstrapping.*
+       $(RM) -rf bootstrapping.*
+       $(RM) -rf ifBuildable
+       $(RM) -f libraries.txt index.html doc-index.html
+
+$(foreach SUBDIR,$(SUBDIRS),clean.library.$(SUBDIR)): \
+clean.library.%:
+       $(RM) -f stamp/configure.library.*.$* $*/unbuildable
+       -cd $* && setup/Setup clean
+       $(RM) -rf $*/setup
+endif
+
+# -----------------------------------------------------------------------------
 
 .PHONY: install install-docs install.library.%
 
-INSTALL_DIR=$(prefix)/share/ghc/doc/html/
+ROOT=$(prefix)/share/ghc/doc/html/
 
 install: $(foreach SUBDIR,$(SUBDIRS),install.library.$(SUBDIR))
-       $(INSTALL_DATA)   index.html doc-index.html                       $(INSTALL_DIR)
-       $(INSTALL_SCRIPT) gen_contents_index                                      $(INSTALL_DIR)
+ifeq "$(HADDOCK_DOCS)" "YES"
+       $(INSTALL_DIR)                                            $(ROOT)
+       $(INSTALL_DATA)   index.html doc-index.html               $(ROOT)
+       $(INSTALL_SCRIPT) gen_contents_index                      $(ROOT)
        # Hacks:
-       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.css $(INSTALL_DIR)
-       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.js  $(INSTALL_DIR)
-       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.gif $(INSTALL_DIR)
+       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.css $(ROOT)
+       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.js  $(ROOT)
+       $(INSTALL_DATA)   $(prefix)/share/ghc/doc/html/base/*.gif $(ROOT)
+endif
 
 # Cabal doesn't let us ask to install docs only, so do nothing here
 install-docs:
@@ -174,30 +295,35 @@ install-docs:
 # Ideally this would depend on a stamp/build.library.%, but if it does
 # then we can't change the libraries and then just rerun make.
 # Thus if you install without building then it will just break.
-$(foreach SUBDIR,$(SUBDIRS),stamp/configure.library.install.$(SUBDIR)): \
-stamp/configure.library.install.%: %/setup/Setup
-       -$(RM) -f stamp/configure.library.*.$*
-       cd $* && setup/Setup configure $(CONFIGURE_OPTS) \
-                                      --prefix=$(prefix) \
-                                      --with-compiler=$(bindir)/ghc \
-                                      --datasubdir=ghc
-       touch $@
-
-# We need to reconfigure as we now need to register with the normal ghc-pkg
 $(foreach SUBDIR,$(SUBDIRS),install.library.$(SUBDIR)): \
-install.library.%: stamp/configure.library.install.% %/setup/Setup
-       cd $* && setup/Setup install
-
-.PHONY: clean clean.library.%
-
-clean: $(foreach SUBDIR,$(SUBDIRS),clean.library.$(SUBDIR))
-       $(RM) -f stamp/$(BOOTSTRAPPING_CABAL)
-       $(RM) -rf $(BOOTSTRAPPING_CABAL)
-       $(RM) -f libraries.txt index.html doc-index.html
-
-$(foreach SUBDIR,$(SUBDIRS),clean.library.$(SUBDIR)): \
-clean.library.%:
-       $(RM) -f stamp/configure.library.*.$*
-       -cd $* && setup/Setup clean
-       $(RM) -rf $*/setup
+install.library.%: installPackage/installPackage ifBuildable/ifBuildable
+       ifBuildable/ifBuildable $* ../installPackage/installPackage $(prefix) $(bindir)/ghc-pkg
+
+.PHONY: binary-dist binary-dist.library.%
+
+BIN_DIST_LIBDIR=$(BIN_DIST_DIR)/libraries
+
+binary-dist: $(foreach SUBDIR,$(SUBDIRS),binary-dist.library.$(SUBDIR))
+       mkdir                               $(BIN_DIST_LIBDIR)/installPackage
+       cp        installPackage/installPackage $(BIN_DIST_LIBDIR)/installPackage
+       mkdir                               $(BIN_DIST_LIBDIR)/ifBuildable
+       cp        ifBuildable/ifBuildable       $(BIN_DIST_LIBDIR)/ifBuildable
+       cp    Makefile                      $(BIN_DIST_LIBDIR)
+       cp    gen_contents_index            $(BIN_DIST_LIBDIR)
+       cp    index.html                    $(BIN_DIST_LIBDIR)
+       cp    doc-index.html                $(BIN_DIST_LIBDIR)
+       cp -a stamp                         $(BIN_DIST_LIBDIR)
+
+$(foreach SUBDIR,$(SUBDIRS),binary-dist.library.$(SUBDIR)): \
+binary-dist.library.%:
+       $(MKDIRHIER) $(BIN_DIST_LIBDIR)/$*
+       ifBuildable/ifBuildable $* cp    $*.cabal      $(BIN_DIST_LIBDIR)/$*
+       ifBuildable/ifBuildable $* cp -a dist          $(BIN_DIST_LIBDIR)/$*
+       # Euch
+       ifBuildable/ifBuildable $* cp -aL include      $(BIN_DIST_LIBDIR)/$* || :
+       ifBuildable/ifBuildable $* $(FIND) $(BIN_DIST_LIBDIR)/$*/dist \
+            \( -name "*_split" -o -name "autogen" \) | xargs rm -rf
+       ifBuildable/ifBuildable $* $(FIND) $(BIN_DIST_LIBDIR)/$*/dist \
+            \( \( -name "*.o" -o -name "*.p_o" \) -a ! -name "HS*" \) \
+            -exec rm {} \;