Fix make install when sudo does not set PWD

Signed-off-by: Timothy Middelkoop <tmiddelkoop@internet2.edu>

CHANGELOG.md

@@ -9,6 +9,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixed
 
 - Fix default nodes.conf to use the new kernel command line list format. #1670
+- Fix `make install` when `sudo` does not set `$PWD`. #1660
 
 ## v4.6.0rc1, 2025-01-29
 

Variables.mk

@@ -75,7 +75,7 @@ CONFIG := $(shell pwd)
 IPXESOURCE ?= $(PREFIX)/share/ipxe
 
 # helper functions
-godeps=$(shell 2>/dev/null go list -mod vendor -deps -f '{{if not .Standard}}{{ $$dep := . }}{{range .GoFiles}}{{$$dep.Dir}}/{{.}} {{end}}{{end}}' $(1) | sed "s%${PWD}/%%g")
+godeps=$(shell 2>/dev/null go list -mod vendor -deps -f '{{if not .Standard}}{{ $$dep := . }}{{range .GoFiles}}{{$$dep.Dir}}/{{.}} {{end}}{{end}}' $(1) | sed "s%$(shell pwd)/%%g")
 
 # use GOPROXY for older git clients and speed up downloads
 GOPROXY ?= https://proxy.golang.org