miri-script: pass around the relative crate dir, not the absolute path to the toml file

Author: RalfJung

miri-script/src/commands.rs

@@ -35,11 +35,10 @@ impl MiriEnv {
             // Sysroot already set, use that.
             return Ok(miri_sysroot.into());
         }
-        let manifest_path = path!(self.miri_dir / "cargo-miri" / "Cargo.toml");
 
         // Make sure everything is built. Also Miri itself.
-        self.build(path!(self.miri_dir / "Cargo.toml"), &[], quiet)?;
-        self.build(&manifest_path, &[], quiet)?;
+        self.build(".", &[], quiet)?;
+        self.build("cargo-miri", &[], quiet)?;
 
         let target_flag = if let Some(target) = &target {
             vec![OsStr::new("--target"), target.as_ref()]
@@ -57,7 +56,7 @@ impl MiriEnv {
         }
 
         let mut cmd = self
-            .cargo_cmd(&manifest_path, "run")
+            .cargo_cmd("cargo-miri", "run")
             .arg("--quiet")
             .arg("--")
             .args(&["miri", "setup", "--print-sysroot"])
@@ -429,30 +428,30 @@ impl Command {
 
     fn build(flags: Vec<String>) -> Result<()> {
         let e = MiriEnv::new()?;
-        e.build(path!(e.miri_dir / "Cargo.toml"), &flags, /* quiet */ false)?;
-        e.build(path!(e.miri_dir / "cargo-miri" / "Cargo.toml"), &flags, /* quiet */ false)?;
+        e.build(".", &flags, /* quiet */ false)?;
+        e.build("cargo-miri", &flags, /* quiet */ false)?;
         Ok(())
     }
 
     fn check(flags: Vec<String>) -> Result<()> {
         let e = MiriEnv::new()?;
-        e.check(path!(e.miri_dir / "Cargo.toml"), &flags)?;
-        e.check(path!(e.miri_dir / "cargo-miri" / "Cargo.toml"), &flags)?;
+        e.check(".", &flags)?;
+        e.check("cargo-miri", &flags)?;
         Ok(())
     }
 
     fn doc(flags: Vec<String>) -> Result<()> {
         let e = MiriEnv::new()?;
-        e.doc(path!(e.miri_dir / "Cargo.toml"), &flags)?;
-        e.doc(path!(e.miri_dir / "cargo-miri" / "Cargo.toml"), &flags)?;
+        e.doc(".", &flags)?;
+        e.doc("cargo-miri", &flags)?;
         Ok(())
     }
 
     fn clippy(flags: Vec<String>) -> Result<()> {
         let e = MiriEnv::new()?;
-        e.clippy(path!(e.miri_dir / "Cargo.toml"), &flags)?;
-        e.clippy(path!(e.miri_dir / "cargo-miri" / "Cargo.toml"), &flags)?;
-        e.clippy(path!(e.miri_dir / "miri-script" / "Cargo.toml"), &flags)?;
+        e.clippy(".", &flags)?;
+        e.clippy("cargo-miri", &flags)?;
+        e.clippy("miri-script", &flags)?;
         Ok(())
     }
 
@@ -476,7 +475,7 @@ impl Command {
 
         // Then test, and let caller control flags.
         // Only in root project as `cargo-miri` has no tests.
-        e.test(path!(e.miri_dir / "Cargo.toml"), &flags)?;
+        e.test(".", &flags)?;
         Ok(())
     }
 
@@ -510,7 +509,6 @@ impl Command {
         early_flags.push(miri_sysroot.into());
 
         // Compute everything needed to run the actual command. Also add MIRIFLAGS.
-        let miri_manifest = path!(e.miri_dir / "Cargo.toml");
         let miri_flags = e.sh.var("MIRIFLAGS").unwrap_or_default();
         let miri_flags = flagsplit(&miri_flags);
         let quiet_flag = if verbose { None } else { Some("--quiet") };
@@ -519,13 +517,13 @@ impl Command {
         let run_miri = |e: &MiriEnv, seed_flag: Option<String>| -> Result<()> {
             // The basic command that executes the Miri driver.
             let mut cmd = if dep {
-                e.cargo_cmd(&miri_manifest, "test")
+                e.cargo_cmd(".", "test")
                     .args(&["--test", "ui"])
                     .args(quiet_flag)
                     .arg("--")
                     .args(&["--miri-run-dep-mode"])
             } else {
-                e.cargo_cmd(&miri_manifest, "run").args(quiet_flag).arg("--")
+                e.cargo_cmd(".", "run").args(quiet_flag).arg("--")
             };
             cmd.set_quiet(!verbose);
             // Add Miri flags

miri-script/src/util.rs

@@ -102,9 +102,9 @@ impl MiriEnv {
         Ok(MiriEnv { miri_dir, toolchain, sh, sysroot, cargo_extra_flags })
     }
 
-    pub fn cargo_cmd(&self, manifest_path: impl AsRef<OsStr>, cmd: &str) -> Cmd<'_> {
+    pub fn cargo_cmd(&self, crate_dir: impl AsRef<OsStr>, cmd: &str) -> Cmd<'_> {
         let MiriEnv { toolchain, cargo_extra_flags, .. } = self;
-        let manifest_path = Path::new(manifest_path.as_ref());
+        let manifest_path = path!(self.miri_dir / crate_dir.as_ref() / "Cargo.toml");
         cmd!(
             self.sh,
             "cargo +{toolchain} {cmd} {cargo_extra_flags...} --manifest-path {manifest_path}"
@@ -117,26 +117,22 @@ impl MiriEnv {
         args: impl IntoIterator<Item = impl AsRef<OsStr>>,
     ) -> Result<()> {
         let MiriEnv { sysroot, toolchain, cargo_extra_flags, .. } = self;
+        let path = path!(self.miri_dir / path.as_ref());
         // Install binaries to the miri toolchain's `sysroot` so they do not interact with other toolchains.
         // (Not using `cargo_cmd` as `install` is special and doesn't use `--manifest-path`.)
         cmd!(self.sh, "cargo +{toolchain} install {cargo_extra_flags...} --path {path} --force --root {sysroot} {args...}").run()?;
         Ok(())
     }
 
-    pub fn build(
-        &self,
-        manifest_path: impl AsRef<OsStr>,
-        args: &[String],
-        quiet: bool,
-    ) -> Result<()> {
+    pub fn build(&self, crate_dir: impl AsRef<OsStr>, args: &[String], quiet: bool) -> Result<()> {
         let quiet_flag = if quiet { Some("--quiet") } else { None };
         // We build the tests as well, (a) to avoid having rebuilds when building the tests later
         // and (b) to have more parallelism during the build of Miri and its tests.
         // This means `./miri run` without `--dep` will build Miri twice (for the sysroot with
         // dev-dependencies, and then for running without dev-dependencies), but the way more common
         // `./miri test` will avoid building Miri twice.
         let mut cmd = self
-            .cargo_cmd(manifest_path, "build")
+            .cargo_cmd(crate_dir, "build")
             .args(&["--bins", "--tests"])
             .args(quiet_flag)
             .args(args);
@@ -145,23 +141,23 @@ impl MiriEnv {
         Ok(())
     }
 
-    pub fn check(&self, manifest_path: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
-        self.cargo_cmd(manifest_path, "check").arg("--all-targets").args(args).run()?;
+    pub fn check(&self, crate_dir: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
+        self.cargo_cmd(crate_dir, "check").arg("--all-targets").args(args).run()?;
         Ok(())
     }
 
-    pub fn doc(&self, manifest_path: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
-        self.cargo_cmd(manifest_path, "doc").args(args).run()?;
+    pub fn doc(&self, crate_dir: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
+        self.cargo_cmd(crate_dir, "doc").args(args).run()?;
         Ok(())
     }
 
-    pub fn clippy(&self, manifest_path: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
-        self.cargo_cmd(manifest_path, "clippy").arg("--all-targets").args(args).run()?;
+    pub fn clippy(&self, crate_dir: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
+        self.cargo_cmd(crate_dir, "clippy").arg("--all-targets").args(args).run()?;
         Ok(())
     }
 
-    pub fn test(&self, manifest_path: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
-        self.cargo_cmd(manifest_path, "test").args(args).run()?;
+    pub fn test(&self, crate_dir: impl AsRef<OsStr>, args: &[String]) -> Result<()> {
+        self.cargo_cmd(crate_dir, "test").args(args).run()?;
         Ok(())
     }