notmuch/Makefile
David Bremner 26556f9b11 build: move canonical list of subdirectories to configure script
The configure script needs this list for out of tree builds. Grabbing
it from the Makefile via sed was fragile and broken.
2014-03-25 08:32:10 -03:00

39 lines
1.4 KiB
Makefile

# 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:
# Sub-directory Makefile.local fragments can append to these variables
# to have directory-specific cflags as necessary.
extra_cflags :=
extra_cxxflags :=
# Get settings from the output of configure by running it to generate
# Makefile.config if it doesn't exist yet.
# If Makefile.config doesn't exist, then srcdir won't be
# set. Conditionally set it (assuming a plain srcdir build) so that
# the rule to generate Makefile.config can actually work.
srcdir ?= .
include Makefile.config
# We make all targets depend on the Makefiles themselves.
global_deps = Makefile Makefile.config Makefile.local \
$(subdirs:%=%/Makefile) $(subdirs:%=%/Makefile.local)
Makefile.config: $(srcdir)/configure
ifeq ($(configure_options),)
@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 ""
endif
$(srcdir)/configure $(configure_options)
# Finally, include all of the Makefile.local fragments where all the
# real work is done.
include $(subdirs:%=%/Makefile.local) Makefile.local