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SpeedBreaker ProjectandClaude Opus 5.5
05838d6b8b
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
53 lines
2.7 KiB
Bash
Executable File
53 lines
2.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SpeedBreaker. GPL-3.0-or-later (see COPYING).
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#
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# scripts/build_ffmpeg_xma.sh <ffmpeg-7.1.1.tar.xz> <install prefix> [extra configure options...]
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#
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# FFmpeg for XMA audio: a minimal static libavcodec and libavutil (the
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# XMA1/XMA2/WMA Pro decoders only, LGPL-2.1-or-later: no GPL parts) with
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# patches/ffmpeg applied, installed into <install prefix>/{include,lib}.
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# scripts/setup_tools.sh calls it for tools/ffmpeg-xma; extra options are
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# for a cross build (--enable-cross-compile --target-os=... --cc=...).
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#
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# Nothing of the machine it was built on ends up in the libraries, so none
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# reaches a published game binary:
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# - no debug information (--disable-debug: it named every source file by
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# its absolute path);
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# - configure records its command line in the libraries (avutil and
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# avcodec_configuration()): it runs with the default prefix and the
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# result is installed with DESTDIR, so no folder of ours is on it.
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set -euo pipefail
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[ $# -ge 2 ] || { echo "usage: $0 <ffmpeg-<version>.tar.xz> <install prefix> [configure options...]" >&2; exit 2; }
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ROOT="$(cd "$(dirname "$0")/.." && pwd)"
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TARBALL="$(cd "$(dirname "$1")" && pwd)/$(basename "$1")"
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PREFIX="$2"
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shift 2
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mkdir -p "$PREFIX"
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PREFIX="$(cd "$PREFIX" && pwd)"
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WORK="$(mktemp -d "${TMPDIR:-/tmp}/ffmpeg-xma.XXXXXX")"
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trap 'rm -rf "$WORK"' EXIT
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tar -xf "$TARBALL" -C "$WORK"
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SRC="$(find "$WORK" -mindepth 1 -maxdepth 1 -type d -name 'ffmpeg-*' | head -1)"
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[ -n "$SRC" ] || { echo "build_ffmpeg_xma.sh: no ffmpeg-* folder in $TARBALL" >&2; exit 1; }
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cd "$SRC"
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for p in "$ROOT"/patches/ffmpeg/*.patch; do patch -s -p1 < "$p"; done
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./configure --disable-everything --disable-programs --disable-doc --disable-debug \
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--disable-network --disable-autodetect --disable-avdevice --disable-avformat --disable-swscale \
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--disable-swresample --disable-postproc --disable-avfilter \
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--enable-decoder=xma1,xma2,wmapro --enable-static --disable-shared --enable-pic "$@" > "$WORK/configure.log" \
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|| { tail -5 "$WORK/configure.log"; tail -15 ffbuild/config.log; echo "build_ffmpeg_xma.sh: configure failed"; exit 1; } >&2
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make -j"$(sysctl -n hw.ncpu 2>/dev/null || nproc)" > "$WORK/make.log"
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make install DESTDIR="$WORK/stage" > "$WORK/install.log"
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# The default prefix (/usr/local) inside the stage, moved to its place.
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rm -rf "$PREFIX/include" "$PREFIX/lib"
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mv "$WORK/stage/usr/local/include" "$WORK/stage/usr/local/lib" "$PREFIX/"
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# The check: no folder of this machine in the libraries.
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for lib in "$PREFIX"/lib/libavcodec.a "$PREFIX"/lib/libavutil.a; do
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if strings -a "$lib" | grep -qF -e "$WORK" -e "$ROOT" -e "$PREFIX" ${HOME:+-e "$HOME"}; then
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echo "build_ffmpeg_xma.sh: $lib names a folder of this machine" >&2
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exit 1
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fi
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done
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echo "FFmpeg-XMA $(basename "$SRC") in $PREFIX"
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