137 lines
3.9 KiB
Bash
Executable File
137 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# Rumpk Build Script - Freestanding Doctrine
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# Pure Zig L0 + Nim L1, no C stubs, no glibc
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#
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# We are the standard library now.
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set -e
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RUMPK_DIR="$(cd "$(dirname "$0")" && pwd)"
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BUILD_DIR="$RUMPK_DIR/build"
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echo "╔═══════════════════════════════════════╗"
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echo "║ RUMPK FREESTANDING BUILD v0.2 ║"
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echo "║ No glibc. Pure Sovereignty. ║"
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echo "╚═══════════════════════════════════════╝"
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echo ""
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# Create build directory
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mkdir -p "$BUILD_DIR"
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mkdir -p "$BUILD_DIR/nimcache"
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# =========================================================
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# Step 1: Compile Zig L0 (HAL + Stubs + Context Switch)
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# =========================================================
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echo "[1/5] Compiling Zig L0 (HAL + libc stubs + context switch)..."
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# Compile main.zig
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zig build-obj \
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"$RUMPK_DIR/hal/main.zig" \
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-target aarch64-freestanding-none \
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-O ReleaseSmall \
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-femit-bin="$BUILD_DIR/hal.o"
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# Compile stubs.zig (our libc replacement)
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zig build-obj \
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"$RUMPK_DIR/hal/stubs.zig" \
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-target aarch64-freestanding-none \
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-O ReleaseSmall \
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-femit-bin="$BUILD_DIR/stubs.o"
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# Compile switch.S (context switch assembly)
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zig cc \
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-target aarch64-freestanding-none \
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-c "$RUMPK_DIR/hal/switch.S" \
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-o "$BUILD_DIR/switch.o"
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echo " → $BUILD_DIR/hal.o"
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echo " → $BUILD_DIR/stubs.o"
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echo " → $BUILD_DIR/switch.o"
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# =========================================================
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# Step 2: Compile Nim L1 (Kernel + Fibers)
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# =========================================================
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echo "[2/5] Compiling Nim L1 (Kernel + Fibers)..."
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nim c \
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--cpu:arm64 \
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--os:any \
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--mm:arc \
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--noMain:on \
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--cc:clang \
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--passC:"-target aarch64-unknown-none -ffreestanding -fno-stack-protector -fno-builtin" \
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--passL:"-target aarch64-unknown-none -nostdlib -ffreestanding" \
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--define:useMalloc \
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--define:StandaloneHeapSize=65536 \
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-d:release \
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-d:danger \
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--checks:off \
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--assertions:off \
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--boundChecks:off \
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--overflowChecks:off \
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--nimcache:"$BUILD_DIR/nimcache" \
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--path:"$RUMPK_DIR/core" \
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-c \
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"$RUMPK_DIR/core/kernel.nim"
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echo " → $BUILD_DIR/nimcache/*.c"
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# =========================================================
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# Step 3: Compile Nim C files to objects
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# =========================================================
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echo "[3/5] Compiling Nim C files..."
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for cfile in "$BUILD_DIR/nimcache"/*.c; do
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ofile="${cfile%.c}.o"
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zig cc \
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-target aarch64-freestanding-none \
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-ffreestanding \
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-fno-stack-protector \
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-fno-builtin \
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-fno-sanitize=all \
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-I"$RUMPK_DIR/core/include" \
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-I/usr/lib/nim \
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-I"$RUMPK_DIR/core" \
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-c "$cfile" \
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-o "$ofile" 2>&1 || true
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done
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echo " → $BUILD_DIR/nimcache/*.o"
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# =========================================================
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# Step 4: Link Everything (NO LIBC!)
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# =========================================================
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echo "[4/5] Linking (freestanding, no libc)..."
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# Collect all Nim object files
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NIM_OBJS=$(find "$BUILD_DIR/nimcache" -name "*.o" 2>/dev/null | tr '\n' ' ')
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if [ -z "$NIM_OBJS" ]; then
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echo "ERROR: No Nim object files found!"
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exit 1
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fi
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zig cc \
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-target aarch64-freestanding-none \
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-nostdlib \
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-T "$RUMPK_DIR/boot/linker.ld" \
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"$BUILD_DIR/hal.o" \
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"$BUILD_DIR/stubs.o" \
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"$BUILD_DIR/switch.o" \
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$NIM_OBJS \
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-o "$BUILD_DIR/rumpk.elf"
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echo " → $BUILD_DIR/rumpk.elf"
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# =========================================================
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# Done
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# =========================================================
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echo ""
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echo "✅ Freestanding build complete!"
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echo ""
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echo "Verification:"
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echo " file $BUILD_DIR/rumpk.elf"
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echo ""
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echo "Run with:"
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echo " qemu-system-aarch64 -M virt -cpu cortex-a57 -nographic -kernel $BUILD_DIR/rumpk.elf"
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