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wasm-simulator/analyze-linuxcnc-wasm-blockers.sh

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#!/usr/bin/env bash
set -euo pipefail
cd "$(dirname "$0")"
linuxcnc_root=${LINUXCNC_ROOT:-../linuxcnc}
manifest=${1:-linuxcnc-rs274-wasm-source-files.txt}
if [[ ! -f "$manifest" ]]; then
echo "missing manifest: $manifest" >&2
exit 1
fi
if [[ ! -d "$linuxcnc_root" ]]; then
echo "missing LinuxCNC root: $linuxcnc_root" >&2
exit 1
fi
python_blockers=()
dlopen_blockers=()
tooldata_blockers=()
shimmed_tooldata_users=()
native_backend_blockers=()
native_fs_blockers=()
while IFS=: read -r group path note; do
[[ -z "$group" || "$group" == \#* ]] && continue
case "$group" in
core)
continue
;;
blocked)
;;
*)
echo "unknown manifest group: $group" >&2
exit 1
;;
esac
full_path="$linuxcnc_root/$path"
if [[ ! -f "$full_path" ]]; then
echo "missing manifest source: $path" >&2
exit 1
fi
if [[ "$path" == src/emc/tooldata/* ]]; then
tooldata_blockers+=("$path")
fi
if [[ "$path" == "src/emc/tooldata/tooldata_mmap.cc" ]]; then
native_backend_blockers+=("$path")
fi
if grep -Eq 'Python\.h|boost/python|pythonplugin|PyObject|PyInit_' "$full_path"; then
python_blockers+=("$path")
fi
if grep -Eq 'dlopen|dlsym|RTLD_' "$full_path"; then
dlopen_blockers+=("$path")
fi
if grep -Eq 'mkstemp|mkstemps|dirent\.h|opendir|readdir|unistd\.h' "$full_path"; then
native_fs_blockers+=("$path")
fi
if [[ "$path" != src/emc/tooldata/* ]] && grep -Eq 'tooldata/tooldata.hh|tooldata_' "$full_path"; then
shimmed_tooldata_users+=("$path")
fi
done < "$manifest"
print_group() {
local title=$1
shift
echo "[$title]"
if [[ $# -eq 0 ]]; then
echo "(none)"
else
printf '%s\n' "$@" | LC_ALL=C sort -u
fi
echo
}
print_group "python" "${python_blockers[@]}"
print_group "dlopen" "${dlopen_blockers[@]}"
print_group "tooldata" "${tooldata_blockers[@]}"
print_group "tooldata-users" "${shimmed_tooldata_users[@]}"
print_group "native-backend" "${native_backend_blockers[@]}"
print_group "native-fs" "${native_fs_blockers[@]}"