From a48d7fac2cedd18fcc0466091e35cccde5790d8a Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Tue, 14 Jan 2020 23:12:56 +0100
Subject: main: haveFusermount2: respect PATH environment variable

Use exec.LookPath() to find fusermount in the user's PATH
first. Fall back to /bin/fusermount for the case that PATH
is not set, like go-fuse does.

Fixes https://github.com/rfjakob/gocryptfs/issues/448
---
 mount.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/mount.go b/mount.go
index 61e2673..5107bee 100644
--- a/mount.go
+++ b/mount.go
@@ -441,10 +441,14 @@ func initGoFuse(fs pathfs.FileSystem, args *argContainer) *fuse.Server {
 
 // haveFusermount2 finds out if the "fusermount" binary is from libfuse 2.x.
 func haveFusermount2() bool {
-	cmd := exec.Command("/bin/fusermount", "-V")
+	path, err := exec.LookPath("fusermount")
+	if err != nil {
+		path = "/bin/fusermount"
+	}
+	cmd := exec.Command(path, "-V")
 	var out bytes.Buffer
 	cmd.Stdout = &out
-	err := cmd.Run()
+	err = cmd.Run()
 	if err != nil {
 		tlog.Warn.Printf("warning: haveFusermount2: %v", err)
 		return false
-- 
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