build_voxtral_lib.sh

#!/bin/sh
set -e

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
DIR="$SCRIPT_DIR/voxtral.c"

CFLAGS="-Wall -Wextra -O3 -march=native -ffast-math -DUSE_BLAS -DUSE_METAL -DACCELERATE_NEW_LAPACK"
OBJCFLAGS="$CFLAGS -fobjc-arc"

# Library source files to compile
SRCS="voxtral.c voxtral_kernels.c voxtral_audio.c voxtral_encoder.c voxtral_decoder.c voxtral_tokenizer.c voxtral_safetensors.c voxtral_mic_macos.c"

cd "$DIR"

echo "==> Generating voxtral_shaders_source.h from Metal shader..."
xxd -i voxtral_shaders.metal > voxtral_shaders_source.h

echo "==> Compiling C sources (MPS backend)..."
OBJS=""
for src in $SRCS; do
    obj="${src%.c}.mps.o"
    echo "    $src -> $obj"
    clang $CFLAGS -c -o "$obj" "$src"
    OBJS="$OBJS $obj"
done

echo "==> Compiling Objective-C Metal backend..."
clang $OBJCFLAGS -c -o voxtral_metal.o voxtral_metal.m
OBJS="$OBJS voxtral_metal.o"

echo "==> Archiving libvoxtral.a..."
ar rcs libvoxtral.a $OBJS

echo "Done: $DIR/libvoxtral.a"