# Look for wasi-sysroot in some common places, falling back
# to provided WASI_SYSROOT
ifneq ("$(wildcard /usr/wasm32-wasi)", "")
        # Fedora
        WASI_SYSROOT ?= /usr/wasm32-wasi
endif

export WASI_SYSROOT

CC      = clang
CFLAGS  = -Wall -Wextra --target=wasm32-wasi --sysroot=$(WASI_SYSROOT)
LDFLAGS = -Wl,--no-entry,--export=__heap_base,--export=__data_end,--export=malloc,--export=free,--stack-first,-z,stack-size=$$((8*1024*1024)) -mexec-model=reactor --rtlib=compiler-rt

all: component.wasm

bindgen:
	/home/andrew/src/c/wasm/git/wit-bindgen/target/release/wit-bindgen c /home/andrew/src/c/wasm/git/wasi-http/wit --autodrop-borrows yes --world wasi:http/proxy
	/home/andrew/src/c/wasm/git/wit-bindgen/target/release/wit-bindgen markdown /home/andrew/src/c/wasm/git/wasi-http/wit --world wasi:http/proxy

.PHONY:
module.wasm: bindgen
	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ proxy.c proxy_component_type.o component.c

.PHONY:
component.wasm: module.wasm
	/home/andrew/src/c/wasm/git/wasm-tools/target/release/wasm-tools component new module.wasm --adapt wasi_snapshot_preview1.proxy.wasm -o component.wasm

clean:
	rm -f component.wasm module.wasm proxy*