106 lines
4.1 KiB
Bash
Executable File
106 lines
4.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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cd "$(dirname "$0")"
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# LinuxCNC source basis: the wasm syntax probe compiles the
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# linuxcnc-rs274-wasm-source-files.txt core entries with wasm-safe flags to
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# catch browser-hostile LinuxCNC dependencies before link-time shimming.
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linuxcnc_root=${LINUXCNC_ROOT:-../linuxcnc}
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manifest=${1:-linuxcnc-rs274-wasm-source-files.txt}
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cxx=${CXX:-g++}
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if [[ -z ${CXX:-} ]] && command -v ccache >/dev/null 2>&1; then
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cxx="ccache $cxx"
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fi
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build_jobs=${CNC_SIM_BUILD_JOBS:-8}
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if ! [[ "$build_jobs" =~ ^[1-9][0-9]*$ ]]; then
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echo "CNC_SIM_BUILD_JOBS must be a positive integer: $build_jobs" >&2
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exit 1
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fi
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build_dir=${CNC_SIM_WASM_SOURCE_SYNTAX_BUILD_DIR-build/wasm-source-syntax-test}
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if [[ -z "$build_dir" ]]; then
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echo "CNC_SIM_WASM_SOURCE_SYNTAX_BUILD_DIR must not be empty" >&2
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exit 1
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fi
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if [[ "$build_dir" =~ [[:space:]] ]]; then
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echo "CNC_SIM_WASM_SOURCE_SYNTAX_BUILD_DIR must not contain whitespace: $build_dir" >&2
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exit 1
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fi
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mkdir -p "$build_dir"
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build_dir=$(cd "$build_dir" && pwd)
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if [[ "$build_dir" == "/" ]]; then
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echo "CNC_SIM_WASM_SOURCE_SYNTAX_BUILD_DIR must not be the filesystem root" >&2
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exit 1
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fi
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exec 9>"$build_dir/wasm-source-syntax.lock"
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flock 9
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preflight_cache_dir=${CNC_SIM_PREFLIGHT_CACHE_DIR:-"$build_dir/preflight-cache"}
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LINUXCNC_ROOT="$linuxcnc_root" ./check-linuxcnc-inputs-cached.sh --cache-dir "$preflight_cache_dir" "$manifest"
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manifest=$(cd "$(dirname "$manifest")" && pwd)/$(basename "$manifest")
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linuxcnc_root=$(cd "$linuxcnc_root" && pwd)
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common_flag_output=$(LINUXCNC_ROOT="$linuxcnc_root" ./list-linuxcnc-wasm-common-cxxflags.sh --profile core20 --syntax-only)
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mapfile -t common_flags <<<"$common_flag_output"
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source_list="$build_dir/linuxcnc_wasm_source_syntax_sources.txt"
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CNC_SIM_PREFLIGHT_CACHE_DIR="$preflight_cache_dir" LINUXCNC_ROOT="$linuxcnc_root" ./list-linuxcnc-wasm-manifest-sources.sh "$manifest" core full > "$source_list"
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wasm_source_syntax_signature="$build_dir/wasm-source-syntax.signature"
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wasm_source_syntax_next_signature="$build_dir/wasm-source-syntax.signature.next"
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{
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printf 'CXX=%s\n' "$cxx"
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printf 'PWD=%s\n' "$PWD"
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printf 'LINUXCNC_ROOT=%s\n' "$linuxcnc_root"
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printf 'MANIFEST=%s\n' "$manifest"
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printf 'BUILD_RULE_VERSION=1\n'
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printf 'COMMON_FLAGS='
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printf ' %s' "${common_flags[@]}"
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printf '\n'
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printf 'SOURCES:\n'
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cat "$source_list"
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} > "$wasm_source_syntax_next_signature"
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if [[ ! -f "$wasm_source_syntax_signature" ]] || ! cmp -s "$wasm_source_syntax_signature" "$wasm_source_syntax_next_signature"; then
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rm -f "$build_dir"/source_*.stamp "$build_dir"/source_*.d
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fi
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mv "$wasm_source_syntax_next_signature" "$wasm_source_syntax_signature"
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wasm_source_syntax_makefile="$build_dir/wasm-source-syntax.mk"
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{
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printf 'CXX := %s\n' "$cxx"
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printf 'COMMON_FLAGS :='
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printf ' %s' "${common_flags[@]}"
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printf '\n\n'
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printf 'STAMPS :=\n'
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source_index=0
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while IFS= read -r source; do
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[[ -z "$source" ]] && continue
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printf 'STAMPS += %s/source_%s.stamp\n' "$build_dir" "$source_index"
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source_index=$((source_index + 1))
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done < "$source_list"
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printf '\n.PHONY: all\n'
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printf 'all: $(STAMPS)\n\n'
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source_index=0
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while IFS= read -r source; do
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[[ -z "$source" ]] && continue
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printf '%s/source_%s.stamp: %s\n' "$build_dir" "$source_index" "$source"
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printf '\t@$(CXX) $(COMMON_FLAGS) -MMD -MP -MF %s/source_%s.d %s\n' "$build_dir" "$source_index" "$source"
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printf '\t@touch %s/source_%s.stamp\n\n' "$build_dir" "$source_index"
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source_index=$((source_index + 1))
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done < "$source_list"
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printf '%s' '-include'
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source_index=0
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while IFS= read -r source; do
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[[ -z "$source" ]] && continue
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printf ' %s/source_%s.d' "$build_dir" "$source_index"
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source_index=$((source_index + 1))
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done < "$source_list"
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printf '\n'
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} > "$wasm_source_syntax_makefile"
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make --output-sync=target -j"$build_jobs" -f "$wasm_source_syntax_makefile"
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source_count=$(grep -c . "$source_list")
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echo "linuxcnc wasm-safe source syntax probe passed ($source_count files)"
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