mirror of
https://git.notmuchmail.org/git/notmuch
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943f415f81
These variables can now be set via configure time via environment
variables like so:
CFLAGS=-g ./configure
and subsequent builds will remember these values. The values can
still be overridden at compile time by passing make variables:
make CFLAGS=-O2
The CXXFLAGS variable is optional. If unset at either configure
time or at compile time, it will inherit its value from the
CFLAGS variable. (Though if explicitly set at configure time
it must be explicitly overriden at compile time---just overriding
CFLAGS will not override CXXFLAGS as well.)
76 lines
2.2 KiB
Makefile
76 lines
2.2 KiB
Makefile
WARN_CXXFLAGS=-Wall -Wextra -Wwrite-strings -Wswitch-enum
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WARN_CFLAGS=$(WARN_CXXFLAGS) -Wmissing-declarations
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# Additional programs that are used during the compilation process.
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EMACS ?= emacs
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# Lowercase to avoid clash with GZIP environment variable for passing
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# arguments to gzip.
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gzip = gzip
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bash_completion_dir = /etc/bash_completion.d
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all_deps = Makefile Makefile.local Makefile.config \
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lib/Makefile lib/Makefile.local
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extra_cflags :=
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extra_cxxflags :=
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# Now smash together user's values with our extra values
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FINAL_CFLAGS = $(CFLAGS) $(WARN_CFLAGS) $(CONFIGURE_CFLAGS) $(extra_cflags)
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FINAL_CXXFLAGS = $(CXXFLAGS) $(WARN_CXXFLAGS) $(CONFIGURE_CXXFLAGS) $(extra_cflags) $(extra_cxxflags)
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FINAL_LDFLAGS = $(LDFLAGS) $(CONFIGURE_LDFLAGS)
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all: notmuch notmuch.1.gz
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# Before including any other Makefile fragments, get settings from the
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# output of configure
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Makefile.config: configure
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./configure
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include Makefile.config
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include lib/Makefile.local
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include compat/Makefile.local
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include Makefile.local
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# The user has not set any verbosity, default to quiet mode and inform the
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# user how to enable verbose compiles.
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ifeq ($(V),)
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quiet_DOC := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n"
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quiet = @printf $(quiet_DOC)$(eval quiet_DOC:=)" $1 $2 $@\n"; $($1)
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endif
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# The user has explicitly enabled quiet compilation.
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ifeq ($(V),0)
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quiet = @printf " $1 $@\n"; $($1)
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endif
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# Otherwise, print the full command line.
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quiet ?= $($1)
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%.o: %.cc $(all_deps)
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$(call quiet,CXX,$(CXXFLAGS)) -c $(FINAL_CXXFLAGS) $< -o $@
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%.o: %.c $(all_deps)
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$(call quiet,CC,$(CFLAGS)) -c $(FINAL_CFLAGS) $< -o $@
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%.elc: %.el
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$(call quiet,EMACS) -batch -f batch-byte-compile $<
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.deps/%.d: %.c $(all_deps)
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@set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
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$(CC) -M $(CPPFLAGS) $(FINAL_CFLAGS) $< > $@.$$$$; \
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sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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.deps/%.d: %.cc $(all_deps)
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@set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
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$(CXX) -M $(CPPFLAGS) $(FINAL_CXXFLAGS) $< > $@.$$$$; \
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sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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DEPS := $(SRCS:%.c=.deps/%.d)
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DEPS := $(DEPS:%.cc=.deps/%.d)
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-include $(DEPS)
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.PHONY : clean
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clean:
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rm -f $(CLEAN); rm -rf .deps
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