X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=Makefile;h=619392d39562aa1f6553e762b91b01106f689061;hp=0411cbbed663c933fad48d434d9168ea4508995e;hb=f920ff59b91b17959c90e3969ef20e29a94b51a0;hpb=0a575c95804da3cb740ebe2fbece862f19dce35a

diff --git a/Makefile b/Makefile
index 0411cbbe..619392d3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,57 +1,34 @@
-# Default FLAGS, (can be overridden by user such as "make CFLAGS=-O2")
-WARN_FLAGS=-Wall -Wextra -Wmissing-declarations -Wwrite-strings -Wswitch-enum
-CFLAGS=-O2
+# We want the all target to be the implicit target (if no target is
+# given explicitly on the command line) so mention it first.
+all:
 
-# Additional flags that we will append to whatever the user set.
-# These aren't intended for the user to manipulate.
-extra_cflags := $(shell pkg-config --cflags glib-2.0 gmime-2.4 talloc)
-extra_cxxflags := $(shell xapian-config --cxxflags)
+# List all subdirectories here. Each contains its own Makefile.local
+subdirs = compat completion emacs lib
 
-emacs_lispdir := $(shell pkg-config emacs --variable sitepkglispdir)
-# Hard-code if this system doesn't have an emacs.pc file
-ifeq ($(emacs_lispdir),)
-	emacs_lispdir = $(prefix)/share/site-lisp
-endif
+# We make all targets depend on the Makefiles themselves.
+global_deps = Makefile Makefile.config Makefile.local \
+	$(subdirs:%=%/Makefile) $(subdirs:%=%/Makefile.local)
 
-# Now smash together user's values with our extra values
-override CFLAGS += $(WARN_FLAGS) $(extra_cflags)
-override CXXFLAGS += $(WARN_FLAGS) $(extra_cflags) $(extra_cxxflags)
+# Sub-directory Makefile.local fragments can append to these variables
+# to have directory-specific cflags as necessary.
 
-override LDFLAGS += \
-	$(shell pkg-config --libs glib-2.0 gmime-2.4 talloc) \
-	$(shell xapian-config --libs)
+extra_cflags :=
+extra_cxxflags :=
 
-# Include our local Makefile.local first so that its first target is default
-include Makefile.local
-include lib/Makefile.local
-
-# And get user settings from the output of configure
+# Get settings from the output of configure by running it to generate
+# Makefile.config if it doesn't exist yet. And add Makefile.config to
+# our global dependency list.
 include Makefile.config
-
-%.o: %.cc
-	$(CXX) -c $(CFLAGS) $(CXXFLAGS) $< -o $@
-
-%.o: %.c
-	$(CC) -c $(CFLAGS) $< -o $@
-
-%.elc: %.el
-	emacs -batch -f batch-byte-compile $<
-
-.deps/%.d: %.c
-	@set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
-	$(CC) -M $(CPPFLAGS) $(CFLAGS) $< > $@.$$$$; \
-	sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
-	rm -f $@.$$$$
-
-.deps/%.d: %.cc
-	@set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
-	$(CXX) -M $(CPPFLAGS) $(CXXFLAGS) $< > $@.$$$$; \
-	sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
-	rm -f $@.$$$$
-
-DEPS := $(SRCS:%.c=.deps/%.d)
-DEPS := $(DEPS:%.cc=.deps/%.d)
--include $(DEPS)
-
-clean:
-	rm -f $(CLEAN); rm -rf .deps
+Makefile.config: configure
+	@echo ""
+	@echo "Note: Calling ./configure with no command-line arguments. This is often fine,"
+	@echo "      but if you want to specify any arguments (such as an alternate prefix"
+	@echo "      into which to install), call ./configure explicitly and then make again."
+	@echo "      See \"./configure --help\" for more details."
+	@echo ""
+	./configure
+
+# Finally, include all of the Makefile.local fragments where all the
+# real work is done.
+
+include $(subdirs:%=%/Makefile.local) Makefile.local