Add freebsd case for root config location

.golangci.yaml

@@ -1,10 +1,11 @@
 run:
   tests: false
-  skip-dirs:
-    - vendor
   modules-download-mode: readonly
   allow-parallel-runners: true
   go: '1.21'
+issues:
+  skip-dirs:
+    - vendor
 output:
   sort-results: true
 linters:

.reniced.yaml.example

@@ -4,9 +4,6 @@ daemon: true
 # PID file for daemon.
 pidfile: /var/run/reniced.pid
 
-# Delay between addition and execution of tasks to task pool, to lower cpu load peaks.
-cmd_delay: 20
-
 # Delay among iterations.
 loop_delay: 5000
 

README.md

@@ -81,6 +81,16 @@ The lower priority value means higher priority and process will eat more io.
 
 RealTime prio is not available for regular users but for root only.
 
+## Note #2 on ionice operation on Mac OS / Darwin
+
+The only working official method for Apple OS is via taskpolicy utility that comes with Mac OS itself. (Unlimited kernel
+API calls requires that calling binary being signed by Apple Inc itself) In context of this program such method is
+inefficient and beacuse of that mostly likely io task policy for Mac OS will not be implemented.
+
+## *BSD porting help needed :)
+
+Indeed. If you have some time and will to add this functionality PRs are welcome!
+
 ## Special "thanks"
 
 To security assholes that disrupt workflows and make this world worse.

main.go

@@ -157,8 +157,6 @@ func reniced(cnf Config) {
 			if !ok {
 				log.Printf("Unable to add task to pool")
 			}
-
-			time.Sleep(time.Millisecond * time.Duration(cnf.CmdDelay))
 		}
 
 		time.Sleep(time.Millisecond * time.Duration(cnf.LoopDelay))

types.go

@@ -10,9 +10,6 @@ type Config struct {
 	// LoopDelay in milliseconds - whole set of action delay period.
 	LoopDelay int `yaml:"loop_delay,omitempty"`
 
-	// CmdDelay in milliseconds - delay between each change application.
-	CmdDelay int `yaml:"cmd_delay,omitempty"`
-
 	// Whether to print debug info on stdout.
 	Debug bool `yaml:"debug,omitempty"`
 

util.go

@@ -34,7 +34,11 @@ func readConf() (Config, error) {
 
 		cnf, err = readConfFile(os.Getenv("HOME") + "/.reniced.yaml")
 	} else {
-		cnf, err = readConfFile("/etc/reniced.yaml")
+		if runtime.GOOS == "freebsd" {
+			cnf, err = readConfFile("/usr/local/etc/reniced.yaml")
+		} else {
+			cnf, err = readConfFile("/etc/reniced.yaml")
+		}
 	}
 
 	return cnf, err
@@ -69,11 +73,6 @@ func readConfFile(path string) (Config, error) {
 		return Config{}, err
 	}
 
-	if cfg.CmdDelay == 0 {
-		cfg.CmdDelay = 20
-		log.Printf("cmd_delay can not be 0, setting to %d milliseconds", cfg.CmdDelay)
-	}
-
 	if cfg.LoopDelay == 0 {
 		cfg.LoopDelay = 2000
 		log.Printf("loop_delay set to %d milliseconds", cfg.LoopDelay)