Improve docs (#150)

* Set targets for docs rs to build for

* Fix a typo

Author: andrewdavidmackenzie

Cargo.toml

@@ -27,3 +27,7 @@ bindgen = { version = "0.70.0", default-features = false, features = ["runtime"]
 [target.'cfg(any(target_os = "linux", target_os = "redox", target_os = "android"))'.dev-dependencies]
 procfs = "0.16.0"
 tempfile = "3.3.0"
+
+# Build docs for macos and linux
+[package.metadata.docs.rs]
+targets = ["aarch64-apple-darwin", "x86_64-unknown-linux-gnu"]

src/libproc/pid_rusage.rs

@@ -384,7 +384,7 @@ pub fn pidrusage<T: PIDRUsage>(pid: i32) -> Result<T, String> {
     let flavor = T::flavor() as i32;
     let mut pidrusage = T::default();
     #[allow(clippy::pedantic)]
-    let buffer_ptr = &mut pidrusage as *mut _ as *mut c_void;
+        let buffer_ptr = &mut pidrusage as *mut _ as *mut c_void;
     let ret: i32;
 
     unsafe {
@@ -403,7 +403,7 @@ pub fn pidrusage<T: PIDRUsage>(pid: i32) -> Result<T, String> {
 ///
 /// # Errors
 ///
-/// Will return `Err` if no process with PID `pid` esists, if the procfs file system cannot be
+/// Will return `Err` if no process with PID `pid` exists, if the procfs file system cannot be
 /// read or the information `VmSize` cannot be read from it for the process in question
 ///
 /// # Examples