mirror of
https://github.com/bryanthaboi/gen1recomp
synced 2026-10-28 07:36:30 -04:00
bryanthaboi
78 lines
2.9 KiB
Bash
Executable File
78 lines
2.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Compile the audio/video codec libraries liblove-11.5.so links but the
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# PortMaster runtime does not ship. Runs INSIDE the debian:bullseye container.
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#
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# Usage: compile_codecs.sh <tarball dir> <out dir>
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# Env: OGG_TARBALL VORBIS_TARBALL THEORA_TARBALL MPG123_TARBALL (required)
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# CODEC_MAX_GLIBC highest GLIBC_x.y symbol allowed (required)
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set -euo pipefail
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fail() { printf 'error: %s\n' "$*" >&2; exit 1; }
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[ $# -eq 2 ] || fail "usage: compile_codecs.sh <tarball dir> <out dir>"
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IN="$1"
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OUT="$2"
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: "${OGG_TARBALL:?}" "${VORBIS_TARBALL:?}" "${THEORA_TARBALL:?}" "${MPG123_TARBALL:?}"
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: "${CODEC_MAX_GLIBC:?}"
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PREFIX=/usr/local
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WORK="$(mktemp -d)"
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trap 'rm -rf "$WORK"' EXIT
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export PKG_CONFIG_PATH="$PREFIX/lib/pkgconfig"
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mkdir -p "$OUT/licenses"
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build() { # $1 = label $2 = tarball $3.. = configure args
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local label="$1" tarball="$2"; shift 2
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local src="$WORK/$label"
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mkdir -p "$src"
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case "$tarball" in
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*.tar.bz2) tar -xjf "$IN/$tarball" -C "$src" --strip-components=1 ;;
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*) tar -xzf "$IN/$tarball" -C "$src" --strip-components=1 ;;
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esac
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(
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cd "$src"
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for helper in config.guess config.sub; do
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[ -f "$helper" ] && cp "/usr/share/misc/$helper" .
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done
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./configure --prefix="$PREFIX" --disable-static "$@" >/dev/null
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make -j"$(nproc)" >/dev/null
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make install >/dev/null
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)
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cp "$src/COPYING" "$OUT/licenses/$label-COPYING"
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ldconfig
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}
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build ogg "$OGG_TARBALL"
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build vorbis "$VORBIS_TARBALL"
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build theora "$THEORA_TARBALL" --disable-examples --disable-spec --disable-doc
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build mpg123 "$MPG123_TARBALL" --disable-modules --with-audio=dummy --disable-lfs-alias
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LIBS="libogg.so.0 libvorbis.so.0 libvorbisfile.so.3 libtheoradec.so.1 libmpg123.so.0"
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for soname in $LIBS; do
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lib="$PREFIX/lib/$soname"
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[ -f "$lib" ] || fail "build produced no $soname"
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cp -L "$lib" "$OUT/$soname"
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strip --strip-unneeded "$OUT/$soname"
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dyn="$(readelf -d "$OUT/$soname")"
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got="$(sed -n 's/.*SONAME.*\[\(.*\)\]/\1/p' <<<"$dyn")"
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[ "$got" = "$soname" ] || fail "$soname has SONAME '$got'"
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if grep -Eq 'RPATH|RUNPATH' <<<"$dyn"; then
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fail "$soname carries a build-time RPATH/RUNPATH"
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fi
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sed -n 's/.*NEEDED.*\[\(.*\)\]/\1/p' <<<"$dyn" | while read -r needed; do
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case " libc.so.6 libm.so.6 ld-linux-aarch64.so.1 $LIBS " in
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*" $needed "*) ;;
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*) fail "$soname needs $needed, which is neither glibc nor a bundled codec" ;;
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esac
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done
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max="$(objdump -T "$OUT/$soname" | grep -o 'GLIBC_[0-9.]*' | sed 's/GLIBC_//' | sort -t. -k1,1n -k2,2n | tail -1)"
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if [ -n "$max" ] && [ "$(printf '%s\n%s\n' "$max" "$CODEC_MAX_GLIBC" | sort -t. -k1,1n -k2,2n | tail -1)" != "$CODEC_MAX_GLIBC" ]; then
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fail "$soname needs GLIBC_$max, newer than $CODEC_MAX_GLIBC"
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fi
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done
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objdump -T "$OUT/libmpg123.so.0" | grep -q mpg123_info2 \
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|| fail "libmpg123 lacks mpg123_info2; a host libsndfile would fail to relocate against it"
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echo "codecs ok: $LIBS" >&2
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