# Makefile for the Time Zone shared desktop applet
# Copyright (c) 2026 Daniel Hammer

MAKEFLAGS += -rR
.SUFFIXES:

TOOLCHAIN_PREFIX := $(shell cd ../../.. && pwd)/toolchain/local/bin/x86_64-elf-
ifneq ($(wildcard $(TOOLCHAIN_PREFIX)gcc),)
    CXX := $(TOOLCHAIN_PREFIX)g++
    LD  := $(TOOLCHAIN_PREFIX)ld
else
    CXX := g++
    LD  := ld
endif

OUTDIR := ../../bin/os
OBJDIR := obj
TARGET := $(OUTDIR)/timezonesapplet.lib

CXXFLAGS := \
    -std=gnu++20 \
    -g -O2 -pipe \
    -Wall \
    -Wextra \
    -nostdinc \
    -ffreestanding \
    -fno-stack-protector \
    -fno-stack-check \
    -fPIC \
    -fno-rtti \
    -fno-exceptions \
    -ffunction-sections \
    -fdata-sections \
    -m64 \
    -march=x86-64 \
    -mno-red-zone \
    -mcmodel=small \
    -MMD -MP \
    -I ../../include \
    -isystem ../../include/libc \
    -isystem ../../../kernel/freestnd-c-hdrs/x86_64/include \
    -isystem ../../../kernel/freestnd-cxx-hdrs/x86_64/include

LDFLAGS := \
    -shared \
    --build-id=none \
    --hash-style=sysv \
    -m elf_x86_64 \
    -z max-page-size=0x1000

SRCS := src/libtimezonesapplet.cpp
OBJS := $(addprefix $(OBJDIR)/,$(SRCS:.cpp=.o))

.PHONY: all clean

all: $(TARGET)

$(TARGET): $(OBJS) Makefile
	mkdir -p $(OUTDIR)
	$(LD) $(LDFLAGS) $(OBJS) -o $@

$(OBJDIR)/%.o: %.cpp Makefile
	mkdir -p $(dir $@)
	$(CXX) $(CXXFLAGS) -c $< -o $@

-include $(OBJS:.o=.d)

clean:
	rm -rf $(OBJDIR) $(TARGET)