v1.15.0

* IDState cleaned up. Should work on all *NIXes now.
* Can now get IDState of arbitrary PID.
* Shuffled some env stuff around.

internal/consts.go

@@ -1,8 +1,18 @@
 package internal
 
+import (
+	`regexp`
+)
+
 // OS-specific path environment variable name. The default is "PATH".
 var (
 	pathEnvVarName map[string]string = map[string]string{
 		"windows": "Path",
 	}
 )
+
+// Compiled regex patterns.
+var (
+	reMaybeInt   *regexp.Regexp = regexp.MustCompile(`^(?P<sign>\+|-)[0-9]+$`)
+	reMaybeFloat *regexp.Regexp = regexp.MustCompile(`(?P<sign>\+|-)?[0-9]+\.[0-9]+$`)
+)