Merge #518

518: output-dir r=Emilgardis a=burrbull



Co-authored-by: Andrey Zgarbul <zgarbul.andrey@gmail.com>

Author: bors[bot]

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Added
+
+- Option `-o`(`--output-path`) let you specify output directory path
+
 ### Changed
 
 - options can be set now with `svd2rust.toml` config

src/generate/device.rs

@@ -139,7 +139,11 @@ pub fn render(d: &Device, config: &Config, device_x: &mut String) -> Result<Toke
 
     let generic_file = std::str::from_utf8(include_bytes!("generic.rs"))?;
     if config.generic_mod {
-        writeln!(File::create("generic.rs")?, "{}", generic_file)?;
+        writeln!(
+            File::create(config.output_dir.join("generic.rs"))?,
+            "{}",
+            generic_file
+        )?;
 
         if !config.make_mod {
             out.extend(quote! {

src/main.rs

@@ -1,6 +1,7 @@
 #![recursion_limit = "128"]
 
 use log::error;
+use std::path::PathBuf;
 use svd_parser as svd;
 
 mod generate;
@@ -29,8 +30,17 @@ fn run() -> Result<()> {
                     .takes_value(true)
                     .value_name("FILE"),
             )
+            .arg(
+                Arg::with_name("output")
+                    .long("output-dir")
+                    .help("Directory to place generated files")
+                    .short("o")
+                    .takes_value(true)
+                    .value_name("PATH"),
+            )
             .arg(
                 Arg::with_name("config")
+                    .long("config")
                     .help("Config TOML file")
                     .short("c")
                     .takes_value(true)
@@ -102,6 +112,8 @@ fn run() -> Result<()> {
         }
     }
 
+    let path = PathBuf::from(matches.value_of("output").unwrap_or("."));
+
     let config_filename = matches.value_of("config").unwrap_or("");
 
     let cfg = with_toml_env(&matches, &[config_filename, "svd2rust.toml"]);
@@ -136,20 +148,21 @@ fn run() -> Result<()> {
         make_mod,
         const_generic,
         ignore_groups,
+        output_dir: path.clone(),
     };
 
     let mut device_x = String::new();
     let items = generate::device::render(&device, &config, &mut device_x)?;
     let filename = if make_mod { "mod.rs" } else { "lib.rs" };
-    let mut file = File::create(filename).expect("Couldn't create output file");
+    let mut file = File::create(path.join(filename)).expect("Couldn't create output file");
 
     let data = items.to_string().replace("] ", "]\n");
     file.write_all(data.as_ref())
         .expect("Could not write code to lib.rs");
 
     if target == Target::CortexM || target == Target::Msp430 || target == Target::XtensaLX {
-        writeln!(File::create("device.x")?, "{}", device_x)?;
-        writeln!(File::create("build.rs")?, "{}", build_rs())?;
+        writeln!(File::create(path.join("device.x"))?, "{}", device_x)?;
+        writeln!(File::create(path.join("build.rs"))?, "{}", build_rs())?;
     }
 
     Ok(())

src/util.rs

@@ -4,6 +4,7 @@ use crate::svd::{Access, Cluster, Register, RegisterCluster, RegisterInfo};
 use inflections::Inflect;
 use proc_macro2::{Ident, Literal, Span, TokenStream};
 use quote::{quote, ToTokens};
+use std::path::PathBuf;
 
 use anyhow::{anyhow, bail, Result};
 
@@ -13,14 +14,29 @@ pub const BITS_PER_BYTE: u32 = 8;
 /// that are not valid in Rust ident
 const BLACKLIST_CHARS: &[char] = &['(', ')', '[', ']', '/', ' ', '-'];
 
-#[derive(Clone, Copy, PartialEq, Default, Debug)]
+#[derive(Clone, PartialEq, Debug)]
 pub struct Config {
     pub target: Target,
     pub nightly: bool,
     pub generic_mod: bool,
     pub make_mod: bool,
     pub const_generic: bool,
     pub ignore_groups: bool,
+    pub output_dir: PathBuf,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            target: Target::default(),
+            nightly: false,
+            generic_mod: false,
+            make_mod: false,
+            const_generic: false,
+            ignore_groups: false,
+            output_dir: PathBuf::from("."),
+        }
+    }
 }
 
 #[allow(clippy::upper_case_acronyms)]