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always build grammars with c++14 and c11 #6792

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merged 1 commit into from
Apr 18, 2023
Merged

always build grammars with c++14 and c11 #6792

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1 change: 1 addition & 0 deletions Cargo.lock
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1 change: 1 addition & 0 deletions helix-loader/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ log = "0.4"
# cloning/compiling tree-sitter grammars
cc = { version = "1" }
threadpool = { version = "1.0" }
tempfile = "3.5.0"

[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
libloading = "0.7"
48 changes: 41 additions & 7 deletions helix-loader/src/grammar.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ use std::{
process::Command,
sync::mpsc::channel,
};
use tempfile::TempPath;
use tree_sitter::Language;

#[cfg(unix)]
Expand Down Expand Up @@ -446,13 +447,17 @@ fn build_tree_sitter_library(
command.env(key, value);
}
command.args(compiler.args());
// used to delay dropping the temporary object file until after the compilation is complete
let _path_guard;

if cfg!(all(windows, target_env = "msvc")) {
command
.args(["/nologo", "/LD", "/I"])
.arg(header_path)
.arg("/Od")
.arg("/utf-8");
.arg("/utf-8")
.arg("/std:c++14")
.arg("/std:c11");
if let Some(scanner_path) = scanner_path.as_ref() {
command.arg(scanner_path);
}
Expand All @@ -466,20 +471,49 @@ fn build_tree_sitter_library(
.arg("-shared")
.arg("-fPIC")
.arg("-fno-exceptions")
.arg("-g")
.arg("-I")
.arg(header_path)
.arg("-o")
.arg(&library_path)
.arg("-O3");
.arg(&library_path);

if let Some(scanner_path) = scanner_path.as_ref() {
if scanner_path.extension() == Some("c".as_ref()) {
command.arg("-xc").arg("-std=c99").arg(scanner_path);
command.arg("-xc").arg("-std=c11").arg(scanner_path);
} else {
command.arg(scanner_path);
let mut cpp_command = Command::new(compiler.path());
cpp_command.current_dir(src_path);
for (key, value) in compiler.env() {
cpp_command.env(key, value);
}
cpp_command.args(compiler.args());
let object_file =
library_path.with_file_name(format!("{}_scanner.o", &grammar.grammar_id));
cpp_command
.arg("-fPIC")
.arg("-fno-exceptions")
.arg("-I")
.arg(header_path)
.arg("-o")
.arg(&object_file)
.arg("-std=c++14")
.arg("-c")
.arg(scanner_path);
let output = cpp_command
.output()
.context("Failed to execute C++ compiler")?;
if !output.status.success() {
return Err(anyhow!(
"Parser compilation failed.\nStdout: {}\nStderr: {}",
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
));
}

command.arg(&object_file);
_path_guard = TempPath::from_path(object_file);
}
}
command.arg("-xc").arg(parser_path);
command.arg("-xc").arg("-std=c11").arg(parser_path);
if cfg!(all(
unix,
not(any(target_os = "macos", target_os = "illumos"))
Expand Down