setup: quote another place where spaces in paths cause shell command misparsing

diff --git a/Makefile b/Makefile
index 425c892003b1485c61cc544dcf8ff5178ab4183b..ce92c24c812bd635dd6054a5a2e056f4491365ae 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -47,7 +47,7 @@ else
         PP=PYTHONPATH="$(SUPPORTLIB)"
 endif
 
-TRIALCMD = $(shell PATH=${PATH}:${PWD}/support/bin $(PP) $(PYTHON) misc/find_trial.py)
+TRIALCMD = $(shell PATH="${PATH}:${PWD}/support/bin" $(PP) $(PYTHON) misc/find_trial.py)
 TRIAL=PATH="${PATH}:${PWD}/support/bin" PYTHONUNBUFFERED=1 $(TRIALCMD) --rterrors $(REACTOROPT)
 
 .PHONY: make-version build