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# MIT License, Copyright (c) 2020 Marvin Borner
# TODO: Remove serial and cpu from libc?
COBJS = str.o \
mem.o \
math.o \
conv.o \
print.o \
serial.o \
cpu.o \
sys.o \
list.o \
random.o
CC = ccache ../cross/opt/bin/i686-elf-gcc
LD = ccache ../cross/opt/bin/i686-elf-ld
AR = ccache ../cross/opt/bin/i686-elf-ar
AS = ccache nasm
WARNINGS = -Wall -Wextra -pedantic-errors -Wshadow -Wpointer-arith -Wwrite-strings -Wredundant-decls -Wnested-externs -Wno-long-long
CFLAGS = $(WARNINGS) -nostdlib -nostdinc -fno-builtin -mgeneral-regs-only -std=c99 -m32 -Iinc/ -Ofast
ASFLAGS = -f elf32
%.o: %.c
@$(CC) -c $(CFLAGS) $< -o $@
libc: CFLAGS += -Duserspace -fPIE
libc: $(COBJS)
@$(AS) $(ASFLAGS) crt/crt0.asm -o crt0.o
@mkdir -p ../build/
@$(AR) rcs ../build/libc.a crt0.o $+
libk: CFLAGS += -Dkernel -ffreestanding $(CFLAGS_EXTRA)
libk: $(COBJS)
@mkdir -p ../build/
@$(AR) rcs ../build/libk.a $+
clean:
@find . -name "*.o" -type f -delete
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