wip: shared library support

programs/src/test_dl/Makefile

@@ -0,0 +1,60 @@
+# Makefile for test_dl
+
+ARCH := x86_64
+
+TOOLCHAIN_PREFIX := $(shell cd ../../.. && pwd)/toolchain/local/bin/x86_64-elf-
+CXX := $(TOOLCHAIN_PREFIX)g++
+
+override CXXFLAGS := \
+    -std=gnu++20 \
+    -g -O2 -pipe \
+    -Wall \
+    -Wextra \
+    -nostdinc \
+    -ffreestanding \
+    -fno-stack-protector \
+    -fno-stack-check \
+    -fno-PIC \
+    -fno-rtti \
+    -fno-exceptions \
+    -ffunction-sections \
+    -fdata-sections \
+    -m64 \
+    -march=x86-64 \
+    -mno-80387 \
+    -mno-mmx \
+    -mno-sse \
+    -mno-sse2 \
+    -mno-red-zone \
+    -mcmodel=small \
+    -I ../../include \
+    -isystem ../../include/libc \
+    -isystem ../../include/montauk \
+    -isystem ../../../kernel/freestnd-c-hdrs/x86_64/include \
+    -isystem ../../../kernel/freestnd-cxx-hdrs/x86_64/include
+
+override LDFLAGS := \
+    -nostdlib \
+    -static \
+    -Wl,--build-id=none \
+    -Wl,--gc-sections \
+    -Wl,-m,elf_x86_64 \
+    -z max-page-size=0x1000 \
+    -T ../../link.ld
+
+BINDIR := ../../bin/os
+LIBDIR := ../../bin
+
+.PHONY: all clean
+
+all: $(BINDIR)/test_dl.elf
+
+$(BINDIR)/test_dl.elf: main.cpp
+	@mkdir -p $(BINDIR)
+	$(CXX) $(CXXFLAGS) -c main.cpp -o main.o
+	$(CXX) $(CXXFLAGS) $(LDFLAGS) main.o $(LIBDIR)/liblibloader.a ../../lib/libc/liblibc.a -o $@
+	rm -f main.o
+	rm -f $(LIBDIR)/liblibloader.a
+
+clean:
+	rm -f $(BINDIR)/test_dl.elf