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changequote([,])
cflags = ifdef([PROD], [], [-std=c99 -Wall -Wextra -g -D_DEFAULT_SOURCE])
bin = bin
m4flags =
# build as library
rule cc
command = gcc $cflags $in -o $out
rule obj
command = gcc -MD -MF $out.d $cflags -c $in -o $out
depfile = $out.d
rule ar
command = ar rcs $out $in
rule m4
command = m4 $m4flags $in > $out
build $bin/msgpack.o: obj msgpack.c
build $bin/libmsgpack.a: ar $bin/msgpack.o
build $bin/libmsgpack.so: cc $bin/msgpack.o
cflags = $cflags -fPIC -shared
build $bin/libmsgpack.h: m4 msgpack.h | msgpack.c
m4flags = -D SOURCE=msgpack.c
# testing
rule valgrind
command = valgrind -s --leak-check=full --show-leak-kinds=all $in
build $bin/test.o: obj test.c
build $bin/test: cc msgpack.c $bin/test.o
# named targets
rule cpy
command = cp $in $out
build $bin/msgpack.h: cpy msgpack.h
build static: phony $bin/libmsgpack.a | $bin/msgpack.h
build shared: phony $bin/libmsgpack.so | $bin/msgpack.h
build header: phony $bin/libmsgpack.h
build test: valgrind $bin/test
ifdef([PROD], [default header], [default test])
# regeneration
rule gen
command = m4 $m4flags ninja.m4 > build.ninja
generator = 1
build build.ninja: gen | ninja.m4
rule _clean
command = ninja -t clean
build clean: _clean
ifdef([PROD], [dnl
build dev: gen | clean
], [dnl
build prod: gen | clean
m4flags = -D [PROD]
])
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