On 9/24/25 14:04, marcandre.lureau@redhat.com wrote:
diff --git a/scripts/rust-to-clang-target.sh b/scripts/rust-to-clang-target.sh new file mode 100644 index 0000000000..5451807888 --- /dev/null +++ b/scripts/rust-to-clang-target.sh @@ -0,0 +1,62 @@ +#!/usr/bin/env sh
No shebang is needed, since the file is sourced into the configure script. Otherwise, Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Paolo
+# +# Copyright (C) 2025 Red Hat, Inc. +# +# Based on rust_to_clang_target() from rust-bindgen. +# +# SPDX-License-Identifier: GPL-2.0-or-later + +rust_to_clang_target() { + rust_target="$1" + + # Split the string by hyphens + triple_parts="" + old_IFS="$IFS" + IFS='-' + for part in $rust_target; do + triple_parts="$triple_parts $part" + done + IFS="$old_IFS" + set -- $triple_parts + + # RISC-V + case "$1" in + riscv32*) + set -- "riscv32" "${2}" "${3}" "${4}" + ;; + riscv64*) + set -- "riscv64" "${2}" "${3}" "${4}" + ;; + esac + + # Apple + if [ "$2" = "apple" ]; then + if [ "$1" = "aarch64" ]; then + set -- "arm64" "${2}" "${3}" "${4}" + fi + if [ "$4" = "sim" ]; then + set -- "${1}" "${2}" "${3}" "simulator" + fi + fi + + # ESP-IDF + if [ "$3" = "espidf" ]; then + set -- "${1}" "${2}" "elf" "${4}" + fi + + # Reassemble the string + new_triple="" + first=1 + for part in "$@"; do + if [ -n "$part" ]; then + if [ "$first" -eq 1 ]; then + new_triple="$part" + first=0 + else + new_triple="$new_triple-$part" + fi + fi + done + + echo "$new_triple" +}