CFLAGS += $(shell pkg-config --cflags mount)
LIBMOUNT = $(shell pkg-config --libs mount)

all: c-mounts c-langinfo target/debug/learning-c-from-rust

c-mounts: c-mounts.o
	$(CC) -Wall -o $@ $^ $(LIBMOUNT)

c-langinfo: c-langinfo.o
	$(CC) -Wall -o $@ $^

# HACK: does not find stdarg.h (through stdio.h), missing size_t
# also avoid hundreds of "should have an upper camel case name" warnings
src/libmount.rs:
	sed 's/#include.*stdio.h.*/typedef unsigned long size_t;/' /usr/include/libmount/libmount.h > libmount-hack.h
	bindgen libmount-hack.h -- -I/usr/include/linux/ > $@.tmp
	(echo '#![allow(non_camel_case_types,non_upper_case_globals,dead_code)]'; cat $@.tmp) > $@
	rm libmount-hack.h $@.tmp

target/debug/learning-c-from-rust: src/libmount.rs src/main.rs
	cargo build

clean:
	rm -f c-mounts c-langinfo *.o src/libmount.rs

run: all
	LANG=en_US.UTF-8 ./c-langinfo
	LANG=en_GB.UTF-8 ./c-langinfo
	LANG=en_IE.UTF-8 ./c-langinfo
	./c-mounts
	target/debug/learning-c-from-rust

.PHONY: clean run