32 lines
955 B
Rust
32 lines
955 B
Rust
//! Locating various executables part of a C toolchain.
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use std::path::PathBuf;
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use rustc_codegen_ssa::back::link::linker_and_flavor;
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use rustc_session::Session;
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/// Tries to infer the path of a binary for the target toolchain from the linker name.
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pub(crate) fn get_toolchain_binary(sess: &Session, tool: &str) -> PathBuf {
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let (mut linker, _linker_flavor) = linker_and_flavor(sess);
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let linker_file_name = linker
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.file_name()
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.and_then(|name| name.to_str())
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.unwrap_or_else(|| sess.fatal("couldn't extract file name from specified linker"));
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if linker_file_name == "ld.lld" {
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if tool != "ld" {
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linker.set_file_name(tool)
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}
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} else {
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let tool_file_name = linker_file_name
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.replace("ld", tool)
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.replace("gcc", tool)
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.replace("clang", tool)
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.replace("cc", tool);
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linker.set_file_name(tool_file_name)
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}
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linker
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}
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