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Diffstat (limited to 'instance-calculator/Makefile')
-rw-r--r--instance-calculator/Makefile16
1 files changed, 4 insertions, 12 deletions
diff --git a/instance-calculator/Makefile b/instance-calculator/Makefile
index 9dddc88..9002ca1 100644
--- a/instance-calculator/Makefile
+++ b/instance-calculator/Makefile
@@ -1,24 +1,16 @@
## Parameters ##################################################################
#### Where to find the model
-ifndef MODEL_DIR
-MODEL_DIR =
-endif
+MODEL_DIR ?=
#### Where to store the Instance model
-ifndef MODEL_INSTANCES_DIR
-MODEL_INSTANCES_DIR =
-endif
+MODEL_INSTANCES_DIR ?=
#### Binaries
###### JRE binary
-ifndef JAVA
-JAVA = java
-endif
+JAVA ?= java
###### JDK binary
-ifndef JAVAC
-JAVAC = javac
-endif
+JAVAC ?= javac
## Parameters Sanity Check #####################################################
ifeq ($(strip $(MODEL_DIR)),)