|
| 1 | +#!/usr/bin/env bash |
| 2 | +set -euo pipefail |
| 3 | + |
| 4 | +ROOT_DIR="$(cd "$(dirname "$0")/../.." && pwd)" |
| 5 | + |
| 6 | +find_wrapper_dir() { |
| 7 | + local -a candidates=() |
| 8 | + local cwd="$(pwd)" |
| 9 | + |
| 10 | + candidates+=("${cwd}/external/local_config_apple_cc") |
| 11 | + candidates+=("${cwd}/../external/local_config_apple_cc") |
| 12 | + |
| 13 | + candidates+=("${ROOT_DIR}/bazel-struct2tensor/external/local_config_apple_cc") |
| 14 | + |
| 15 | + if command -v bazel >/dev/null 2>&1; then |
| 16 | + local output_base |
| 17 | + if output_base="$(cd "${ROOT_DIR}" && bazel info output_base 2>/dev/null)"; then |
| 18 | + candidates+=("${output_base}/external/local_config_apple_cc") |
| 19 | + fi |
| 20 | + fi |
| 21 | + |
| 22 | + for dir in "${candidates[@]}"; do |
| 23 | + if [[ -d "${dir}" ]]; then |
| 24 | + echo "${dir}" |
| 25 | + return 0 |
| 26 | + fi |
| 27 | + done |
| 28 | + |
| 29 | + return 1 |
| 30 | +} |
| 31 | + |
| 32 | +write_wrapper() { |
| 33 | + local path="$1" |
| 34 | + cat >"${path}" <<EOF |
| 35 | +#!/bin/bash |
| 36 | +set -euo pipefail |
| 37 | +WRAPPER_DEVDIR="\${DEVELOPER_DIR:-\$(xcode-select -p)}" |
| 38 | +SDKROOT_PATH="\${SDKROOT:-\$(xcrun --sdk macosx --show-sdk-path)}" |
| 39 | +tool="clang" |
| 40 | +if [[ "\$(basename "\$0")" == "wrapped_clang_pp" ]]; then |
| 41 | + tool="clang++" |
| 42 | +fi |
| 43 | +args=() |
| 44 | +for arg in "\$@"; do |
| 45 | + arg="\${arg//__BAZEL_XCODE_DEVELOPER_DIR__/\${WRAPPER_DEVDIR}}" |
| 46 | + arg="\${arg//__BAZEL_XCODE_SDKROOT__/\${SDKROOT_PATH}}" |
| 47 | + args+=("\$arg") |
| 48 | +done |
| 49 | +exec /usr/bin/xcrun "\${tool}" "\${args[@]}" |
| 50 | +EOF |
| 51 | + chmod +x "${path}" |
| 52 | +} |
| 53 | + |
| 54 | +write_libtool_check_unique() { |
| 55 | + local path="$1" |
| 56 | + cat >"${path}" <<'EOF' |
| 57 | +#!/bin/bash |
| 58 | +set -euo pipefail |
| 59 | +
|
| 60 | +TMP_INPUTS="$(mktemp "${TMPDIR:-/tmp}/libtool_unique.XXXXXX")" |
| 61 | +trap 'rm -f "$TMP_INPUTS"' EXIT |
| 62 | +
|
| 63 | +EXPECT_FILELIST=0 |
| 64 | +
|
| 65 | +add_object() { |
| 66 | + local obj="$1" |
| 67 | + [[ -n "$obj" ]] || return 0 |
| 68 | + basename "$obj" >>"$TMP_INPUTS" |
| 69 | +} |
| 70 | +
|
| 71 | +parse_token() { |
| 72 | + local token="$1" |
| 73 | +
|
| 74 | + if [[ "$EXPECT_FILELIST" == "1" ]]; then |
| 75 | + EXPECT_FILELIST=0 |
| 76 | + if [[ -f "$token" ]]; then |
| 77 | + while IFS= read -r obj; do |
| 78 | + add_object "$obj" |
| 79 | + done <"$token" |
| 80 | + fi |
| 81 | + return 0 |
| 82 | + fi |
| 83 | +
|
| 84 | + case "$token" in |
| 85 | + -filelist) |
| 86 | + EXPECT_FILELIST=1 |
| 87 | + ;; |
| 88 | + @*) |
| 89 | + local params_file="${token:1}" |
| 90 | + if [[ -f "$params_file" ]]; then |
| 91 | + while IFS= read -r opt; do |
| 92 | + parse_token "$opt" |
| 93 | + done <"$params_file" |
| 94 | + fi |
| 95 | + ;; |
| 96 | + *.o) |
| 97 | + add_object "$token" |
| 98 | + ;; |
| 99 | + esac |
| 100 | +} |
| 101 | +
|
| 102 | +for arg in "$@"; do |
| 103 | + parse_token "$arg" |
| 104 | +done |
| 105 | +
|
| 106 | +if sort "$TMP_INPUTS" | uniq -d | grep -q .; then |
| 107 | + exit 1 |
| 108 | +fi |
| 109 | +
|
| 110 | +exit 0 |
| 111 | +EOF |
| 112 | + chmod +x "${path}" |
| 113 | +} |
| 114 | + |
| 115 | +main() { |
| 116 | + local wrapper_dir |
| 117 | + if ! wrapper_dir="$(find_wrapper_dir)"; then |
| 118 | + echo "Could not find local_config_apple_cc wrapper directory." >&2 |
| 119 | + echo "Run a Bazel build once, then rerun this script." >&2 |
| 120 | + exit 1 |
| 121 | + fi |
| 122 | + |
| 123 | + local clang_wrapper="${wrapper_dir}/wrapped_clang" |
| 124 | + local clangpp_wrapper="${wrapper_dir}/wrapped_clang_pp" |
| 125 | + local libtool_check_unique="${wrapper_dir}/libtool_check_unique" |
| 126 | + |
| 127 | + if [[ ! -e "${clang_wrapper}" || ! -e "${clangpp_wrapper}" || ! -e "${libtool_check_unique}" ]]; then |
| 128 | + echo "Missing wrapped_clang binaries under ${wrapper_dir}" >&2 |
| 129 | + exit 1 |
| 130 | + fi |
| 131 | + |
| 132 | + cp -f "${clang_wrapper}" "${clang_wrapper}.bak" |
| 133 | + cp -f "${clangpp_wrapper}" "${clangpp_wrapper}.bak" |
| 134 | + cp -f "${libtool_check_unique}" "${libtool_check_unique}.bak" |
| 135 | + |
| 136 | + write_wrapper "${clang_wrapper}" |
| 137 | + write_wrapper "${clangpp_wrapper}" |
| 138 | + write_libtool_check_unique "${libtool_check_unique}" |
| 139 | + |
| 140 | + echo "Patched wrappers in: ${wrapper_dir}" |
| 141 | + echo "Backups saved as wrapped_clang.bak, wrapped_clang_pp.bak, libtool_check_unique.bak" |
| 142 | +} |
| 143 | + |
| 144 | +main "$@" |
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