Logging when MKLROOT is used

termoshtt · termoshtt · commit b9d1a35d88c5 · 2022-08-18T17:34:24.000+09:00
diff --git a/intel-mkl-tool/src/entry.rs b/intel-mkl-tool/src/entry.rs
@@ -230,6 +230,7 @@ impl Library {
             return Ok(lib);
         }
         if let Ok(mklroot) = std::env::var("MKLROOT") {
+            log::info!("MKLROOT environment variable is detected: {}", mklroot);
             if let Some(lib) = Self::seek_directory(config, mklroot)? {
                 return Ok(lib);
             }
@@ -294,6 +295,7 @@ impl Library {
 
     /// Print `cargo:rustc-link-*` metadata to stdout
     pub fn print_cargo_metadata(&self) -> Result<()> {
+        println!("cargo:rerun-if-env-changed=MKLROOT");
         println!("cargo:rustc-link-search={}", self.library_dir.display());
         if let Some(iomp5_dir) = &self.iomp5_dir {
             if iomp5_dir != &self.library_dir {

Original file line number	Diff line number	Diff line change
`@@ -230,6 +230,7 @@ impl Library {`
`230`	`230`	`return Ok(lib);`
`231`	`231`	`}`
`232`	`232`	`if let Ok(mklroot) = std::env::var("MKLROOT") {`
	`233`	`+ log::info!("MKLROOT environment variable is detected: {}", mklroot);`
`233`	`234`	`if let Some(lib) = Self::seek_directory(config, mklroot)? {`
`234`	`235`	`return Ok(lib);`
`235`	`236`	`}`
`@@ -294,6 +295,7 @@ impl Library {`
`294`	`295`
`295`	`296`	/// Print `cargo:rustc-link-*` metadata to stdout
`296`	`297`	`pub fn print_cargo_metadata(&self) -> Result<()> {`
	`298`	`+ println!("cargo:rerun-if-env-changed=MKLROOT");`
`297`	`299`	`println!("cargo:rustc-link-search={}", self.library_dir.display());`
`298`	`300`	`if let Some(iomp5_dir) = &self.iomp5_dir {`
`299`	`301`	`if iomp5_dir != &self.library_dir {`