Merge pull request #9 from pablodz/feat/alpine

fix shell

Author: pablodz

README.md

@@ -22,7 +22,6 @@ brew install inotify-tools
 sudo pacman -S inotify-tools
 ```
 
-
 ## Example
 
 [Example](example/main.go)

inotifywaitgo/check.go

@@ -1,33 +1,17 @@
 package inotifywaitgo
 
 import (
-	"bufio"
 	"os/exec"
 )
 
 // CheckDependencies verifies if inotifywait is installed.
 func checkDependencies() (bool, error) {
-	cmd := exec.Command("bash", "-c", "which inotifywait")
-	stdout, err := cmd.StdoutPipe()
+	path, err := exec.LookPath("inotifywait")
 	if err != nil {
 		return false, err
 	}
-
-	if err := cmd.Start(); err != nil {
-		return false, err
-	}
-
-	scanner := bufio.NewScanner(stdout)
-	for scanner.Scan() {
-		line := scanner.Text()
-		if line != "" {
-			return true, nil
-		}
+	if path != "" {
+		return true, nil
 	}
-
-	if err := scanner.Err(); err != nil {
-		return false, err
-	}
-
 	return false, nil
 }

inotifywaitgo/command.go

@@ -6,7 +6,7 @@ import (
 	"strings"
 )
 
-func GenerateBashCommands(s *Settings) ([]string, error) {
+func GenerateShellCommands(s *Settings) ([]string, error) {
 	if s.Options == nil {
 		return nil, errors.New(OPT_NIL)
 	}

inotifywaitgo/killer.go

@@ -3,6 +3,6 @@ package inotifywaitgo
 import "os/exec"
 
 func killOthers() error {
-	cmd := exec.Command("bash", "-c", "pkill inotifywait").Run()
-	return cmd
+	cmd := exec.Command("pkill", "inotifywait")
+	return cmd.Run()
 }

inotifywaitgo/watcher.go

@@ -29,8 +29,8 @@ func WatchPath(s *Settings) {
 		killOthers()
 	}
 
-	// Generate bash command
-	cmdString, err := GenerateBashCommands(s)
+	// Generate shell command
+	cmdString, err := GenerateShellCommands(s)
 	if err != nil {
 		s.ErrorChan <- err
 		return