67 lines
2.3 KiB
Bash
Executable File
67 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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set -eu
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dut=${1:?DUT path is required}
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freebsd_src=${2:?FreeBSD source path is required}
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output=${3:?output module path is required}
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work=${4:?work directory is required}
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src=$dut/src
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sys=$freebsd_src/sys
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target=x86_64-unknown-freebsd15.0
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test -d "$sys" || { printf '%s\n' "FreeBSD sys tree is absent: $sys" >&2; exit 21; }
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for tool in awk clang grep nm; do
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command -v "$tool" >/dev/null 2>&1 || {
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printf '%s\n' "missing B19b KLD tool: $tool" >&2
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exit 21
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}
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done
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test ! -e "$work" || { printf '%s\n' "B19b KLD work path exists: $work" >&2; exit 20; }
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mkdir "$work"
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cd "$work"
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ln -s "$sys/amd64/include" machine
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ln -s "$sys/x86/include" x86
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ln -s "$sys/i386/include" i386
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awk -f "$sys/tools/vnode_if.awk" "$sys/kern/vnode_if.src" -p
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awk -f "$sys/tools/vnode_if.awk" "$sys/kern/vnode_if.src" -q
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awk -f "$sys/tools/vnode_if.awk" "$sys/kern/vnode_if.src" -h
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: > opt_global.h
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cflags="-O2 -pipe -fno-common -fno-strict-aliasing \
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-D_KERNEL -DKLD_MODULE -nostdinc -include $work/opt_global.h \
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-I$work -I$sys -I$sys/contrib/ck/include -mcmodel=kernel \
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-mno-red-zone -mno-mmx -mno-sse -msoft-float \
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-fno-asynchronous-unwind-tables -ffreestanding -fwrapv \
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-fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -fstack-protector \
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-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
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-Wcast-qual -Wundef -Wno-pointer-sign -Wmissing-include-dirs \
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-Wno-unknown-pragmas -Wno-address-of-packed-member \
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-Wno-format-zero-length -mno-aes -mno-avx -std=gnu17 \
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-D__printf__=__freebsd_kprintf__ --target=$target"
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for file in super.c inode.c data.c namei.c dir.c xattr.c erofs_vnops.c \
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decompressor.c zmap.c zdata.c decompressor_lz4.c \
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decompressor_lzma.c decompressor_deflate.c decompressor_zstd.c; do
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extra=
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if test "$file" = decompressor_zstd.c; then
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extra="-I$sys/contrib/zstd/lib/freebsd"
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fi
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clang $cflags $extra -c "$src/$file" -o "${file%.c}.o"
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done
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clang --target="$target" -r -nostdlib ./*.o -o "$output"
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if nm -u "$output" | awk '$NF == "bcmp" { found = 1 } END { exit found }'; then
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:
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else
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printf '%s\n' 'B19b KLD contains an unresolved bcmp reference' >&2
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exit 1
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fi
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if nm -u "$output" | grep -qi 'xxh'; then
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printf '%s\n' 'B19b KLD contains an external xxh symbol' >&2
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exit 1
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fi
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if nm -u "$output" | grep -q ' ZSTD_'; then
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printf '%s\n' 'B19b KLD contains an unexpected Zstd symbol' >&2
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exit 1
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fi
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