94 lines
2.0 KiB
Makefile
94 lines
2.0 KiB
Makefile
# Makefile for screenshot tool on MontaukOS
|
|
# Copyright (c) 2026 Daniel Hammer
|
|
|
|
MAKEFLAGS += -rR
|
|
.SUFFIXES:
|
|
|
|
# ---- Toolchain ----
|
|
|
|
TOOLCHAIN_PREFIX := $(shell cd ../../.. && pwd)/toolchain/local/bin/x86_64-elf-
|
|
ifneq ($(wildcard $(TOOLCHAIN_PREFIX)gcc),)
|
|
CXX := $(TOOLCHAIN_PREFIX)g++
|
|
else
|
|
CXX := g++
|
|
endif
|
|
|
|
# ---- Paths ----
|
|
|
|
PROJECT_ROOT := $(shell cd ../../.. && pwd)
|
|
PROGRAMS := $(PROJECT_ROOT)/programs
|
|
JPEGWRITE_LIB := $(PROGRAMS)/lib/libjpegwrite
|
|
LIBC_LIB := $(PROGRAMS)/lib/libc
|
|
PROG_INC := $(PROGRAMS)/include
|
|
LINK_LD := $(PROGRAMS)/link.ld
|
|
BINDIR := $(PROGRAMS)/bin
|
|
OBJDIR := obj
|
|
|
|
# ---- Compiler flags ----
|
|
|
|
CXXFLAGS := \
|
|
-std=gnu++20 \
|
|
-g -O2 -pipe \
|
|
-Wall \
|
|
-Wextra \
|
|
-Wno-unused-parameter \
|
|
-Wno-unused-function \
|
|
-nostdinc \
|
|
-ffreestanding \
|
|
-fno-stack-protector \
|
|
-fno-stack-check \
|
|
-fno-PIC \
|
|
-fno-rtti \
|
|
-fno-exceptions \
|
|
-ffunction-sections \
|
|
-fdata-sections \
|
|
-m64 \
|
|
-march=x86-64 \
|
|
-msse \
|
|
-msse2 \
|
|
-mno-red-zone \
|
|
-mcmodel=small \
|
|
-I $(PROG_INC) \
|
|
-isystem $(PROG_INC)/libc \
|
|
-isystem $(PROJECT_ROOT)/kernel/freestnd-c-hdrs/x86_64/include \
|
|
-isystem $(PROJECT_ROOT)/kernel/freestnd-cxx-hdrs/x86_64/include
|
|
|
|
# ---- Linker flags ----
|
|
|
|
LDFLAGS := \
|
|
-nostdlib \
|
|
-static \
|
|
-Wl,--build-id=none \
|
|
-Wl,--gc-sections \
|
|
-Wl,-m,elf_x86_64 \
|
|
-z max-page-size=0x1000 \
|
|
-T $(LINK_LD)
|
|
|
|
# ---- Libraries ----
|
|
|
|
LIBS := $(JPEGWRITE_LIB)/libjpegwrite.a $(LIBC_LIB)/liblibc.a
|
|
|
|
# ---- Source files ----
|
|
|
|
SRCS := main.cpp
|
|
OBJS := $(addprefix $(OBJDIR)/,$(SRCS:.cpp=.o))
|
|
|
|
# ---- Target ----
|
|
|
|
TARGET := $(BINDIR)/apps/screenshot/screenshot.elf
|
|
|
|
.PHONY: all clean
|
|
|
|
all: $(TARGET)
|
|
|
|
$(TARGET): $(OBJS) $(LIBS) $(LINK_LD) Makefile
|
|
mkdir -p $(BINDIR)/apps/screenshot
|
|
$(CXX) $(CXXFLAGS) $(LDFLAGS) $(OBJS) $(LIBS) -o $@
|
|
|
|
$(OBJDIR)/%.o: %.cpp Makefile
|
|
mkdir -p $(OBJDIR)
|
|
$(CXX) $(CXXFLAGS) -c $< -o $@
|
|
|
|
clean:
|
|
rm -rf $(OBJDIR) $(TARGET)
|