From 8e357ce9680df1e4d932e3ae542dee09ff03c62c Mon Sep 17 00:00:00 2001
From: Florian Loitsch <florian@toit.io>
Date: Fri, 17 May 2024 17:24:33 +0200
Subject: [PATCH] Don't use PWD in the makefile.

Rather compute the Makefile path and use that instead.
---
 tools/main.toit | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/main.toit b/tools/main.toit
index 2c02b4e..35b3145 100644
--- a/tools/main.toit
+++ b/tools/main.toit
@@ -319,14 +319,16 @@ create-makefile_ dir/string --toit-root/string --build-path/string --chip/string
   makefile-toit-root := to-makefile-path --relative-to=dir toit-root
   idf-path := "$makefile-toit-root/third_party/esp-idf"
   if not fs.is-absolute idf-path:
-    // Use the Makefile $PWD to make the path absolute.
-    idf-path = "\$(PWD)/$idf-path"
+    // Use the Makefile-path to make the path absolute.
+    idf-path = "\$(SOURCE_DIR)/$idf-path"
 
   makefile-build-path := to-makefile-path --relative-to=dir build-path
 
   // This doesn't work if the paths '"' characters.
   // Should be pretty rare.
   file.write-content --path="$dir/Makefile" """
+    SOURCE_DIR := \$(dir \$(realpath \$(lastword \$(MAKEFILE_LIST))))
+
     SHELL := bash
     .SHELLFLAGS += -e