| 1 | # Copyright (C) 2025 Red Hat, Inc. |
| 2 | # |
| 3 | # Based on rust_to_clang_target() from rust-bindgen. |
| 4 | # |
| 5 | # SPDX-License-Identifier: GPL-2.0-or-later |
| 6 | |
| 7 | rust_to_clang_target() { |
| 8 | rust_target="$1" |
| 9 | |
| 10 | # Split the string by hyphens |
| 11 | triple_parts="" |
| 12 | old_IFS="$IFS" |
| 13 | IFS='-' |
| 14 | for part in $rust_target; do |
| 15 | triple_parts="$triple_parts $part" |
| 16 | done |
| 17 | IFS="$old_IFS" |
| 18 | set -- $triple_parts |
| 19 | |
| 20 | # RISC-V |
| 21 | case "$1" in |
| 22 | riscv32*) |
| 23 | set -- "riscv32" "${2}" "${3}" "${4}" |
| 24 | ;; |
| 25 | riscv64*) |
| 26 | set -- "riscv64" "${2}" "${3}" "${4}" |
| 27 | ;; |
| 28 | esac |
| 29 | |
| 30 | # Apple |
| 31 | if [ "$2" = "apple" ]; then |
| 32 | if [ "$1" = "aarch64" ]; then |
| 33 | set -- "arm64" "${2}" "${3}" "${4}" |
| 34 | fi |
| 35 | if [ "$4" = "sim" ]; then |
| 36 | set -- "${1}" "${2}" "${3}" "simulator" |
| 37 | fi |
| 38 | fi |
| 39 | |
| 40 | # ESP-IDF |
| 41 | if [ "$3" = "espidf" ]; then |
| 42 | set -- "${1}" "${2}" "elf" "${4}" |
| 43 | fi |
| 44 | |
| 45 | # Reassemble the string |
| 46 | new_triple="" |
| 47 | first=1 |
| 48 | for part in "$@"; do |
| 49 | if [ -n "$part" ]; then |
| 50 | if [ "$first" -eq 1 ]; then |
| 51 | new_triple="$part" |
| 52 | first=0 |
| 53 | else |
| 54 | new_triple="$new_triple-$part" |
| 55 | fi |
| 56 | fi |
| 57 | done |
| 58 | |
| 59 | echo "$new_triple" |
| 60 | } |