imain: protect against GOMOD environment variable

dolmen · dolmen · commit f33d08f53eb0 · 2025-09-19T10:55:54.000+02:00
Protect exectution against a GOMOD environment variable: the original
Go module context (related to $PWD) from which goeval was started must
always be ignored.
diff --git a/main.go b/main.go
@@ -402,6 +402,9 @@ func _main() error {
 			env = append(env, "GOPROXY=off")
 		}
 
+		// Do not let an inherited GOMOD variable go through.
+		env = append(env, "GOMOD="+gomod)
+
 		cmd := exec.Command(goCmd, gogetArgs...)
 		cmd.Env = env
 		cmd.Dir = dir

Original file line number	Diff line number	Diff line change
`@@ -402,6 +402,9 @@ func _main() error {`
`402`	`402`	`env = append(env, "GOPROXY=off")`
`403`	`403`	`}`
`404`	`404`
	`405`	`+ // Do not let an inherited GOMOD variable go through.`
	`406`	`+ env = append(env, "GOMOD="+gomod)`
	`407`	`+`
`405`	`408`	`cmd := exec.Command(goCmd, gogetArgs...)`
`406`	`409`	`cmd.Env = env`
`407`	`410`	`cmd.Dir = dir`