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|
#[derive(Clone)]
pub struct CompilationCommandBuilder {
compiler: String,
target: Option<String>,
cxx_toolchain_dir: Option<String>,
arch_flags: Vec<String>,
optimization: String,
include_paths: Vec<String>,
project_root: Option<String>,
output: String,
input: String,
linker: Option<String>,
extra_flags: Vec<String>,
}
impl CompilationCommandBuilder {
pub fn new() -> Self {
Self {
compiler: String::new(),
target: None,
cxx_toolchain_dir: None,
arch_flags: Vec::new(),
optimization: "2".to_string(),
include_paths: Vec::new(),
project_root: None,
output: String::new(),
input: String::new(),
linker: None,
extra_flags: Vec::new(),
}
}
pub fn set_compiler(mut self, compiler: &str) -> Self {
self.compiler = compiler.to_string();
self
}
pub fn set_target(mut self, target: &str) -> Self {
self.target = Some(target.to_string());
self
}
pub fn set_cxx_toolchain_dir(mut self, path: Option<&str>) -> Self {
self.cxx_toolchain_dir = path.map(|p| p.to_string());
self
}
pub fn add_arch_flags(mut self, flags: Vec<&str>) -> Self {
let mut new_arch_flags = flags.into_iter().map(|v| v.to_string()).collect();
self.arch_flags.append(&mut new_arch_flags);
self
}
pub fn set_opt_level(mut self, optimization: &str) -> Self {
self.optimization = optimization.to_string();
self
}
/// Sets a list of include paths for compilation.
/// The paths that are passed must be relative to the
/// "cxx_toolchain_dir" directory path.
pub fn set_include_paths(mut self, paths: Vec<&str>) -> Self {
self.include_paths = paths.into_iter().map(|path| path.to_string()).collect();
self
}
/// Sets the root path of all the generated test files.
pub fn set_project_root(mut self, path: &str) -> Self {
self.project_root = Some(path.to_string());
self
}
/// The name of the output executable, without any suffixes
pub fn set_output_name(mut self, path: &str) -> Self {
self.output = path.to_string();
self
}
/// The name of the input C file, without any suffixes
pub fn set_input_name(mut self, path: &str) -> Self {
self.input = path.to_string();
self
}
pub fn set_linker(mut self, linker: String) -> Self {
self.linker = Some(linker);
self
}
pub fn add_extra_flags(mut self, flags: Vec<&str>) -> Self {
let mut flags: Vec<String> = flags.into_iter().map(|f| f.to_string()).collect();
self.extra_flags.append(&mut flags);
self
}
pub fn add_extra_flag(self, flag: &str) -> Self {
self.add_extra_flags(vec![flag])
}
}
impl CompilationCommandBuilder {
pub fn make_string(self) -> String {
let arch_flags = self.arch_flags.join("+");
let flags = std::env::var("CPPFLAGS").unwrap_or("".into());
let project_root = self.project_root.unwrap_or_default();
let project_root_str = project_root.as_str();
let mut output = self.output.clone();
if self.linker.is_some() {
output += ".o"
};
let mut command = format!(
"{} {flags} -march={arch_flags} \
-O{} \
-o {project_root}/{} \
{project_root}/{}.cpp",
self.compiler, self.optimization, output, self.input,
);
command = command + " " + self.extra_flags.join(" ").as_str();
if let Some(target) = &self.target {
command = command + " --target=" + target;
}
if let (Some(linker), Some(cxx_toolchain_dir)) = (&self.linker, &self.cxx_toolchain_dir) {
let include_args = self
.include_paths
.iter()
.map(|path| "--include-directory=".to_string() + cxx_toolchain_dir + path)
.collect::<Vec<_>>()
.join(" ");
command = command
+ " -c "
+ include_args.as_str()
+ " && "
+ linker
+ " "
+ project_root_str
+ "/"
+ &output
+ " -o "
+ project_root_str
+ "/"
+ &self.output
+ " && rm "
+ project_root_str
+ "/"
+ &output;
}
command
}
}
|
