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-rw-r--r--extra/nanopb.mk10
1 files changed, 9 insertions, 1 deletions
diff --git a/extra/nanopb.mk b/extra/nanopb.mk
index 296f98e2..7576baee 100644
--- a/extra/nanopb.mk
+++ b/extra/nanopb.mk
@@ -7,6 +7,14 @@ NANOPB_DIR := $(abspath $(dir $(lastword $(MAKEFILE_LIST)))../)
# Files for the nanopb core
NANOPB_CORE = $(NANOPB_DIR)/pb_encode.c $(NANOPB_DIR)/pb_decode.c
+# Check if we are running on Windows
+ifdef windir
+WINDOWS = 1
+endif
+ifdef WINDIR
+WINDOWS = 1
+endif
+
# Check whether to use binary version of nanopb_generator or the
# system-supplied python interpreter.
ifneq "$(wildcard $(NANOPB_DIR)/generator-bin)" ""
@@ -16,7 +24,7 @@ ifneq "$(wildcard $(NANOPB_DIR)/generator-bin)" ""
else
# Source only or git checkout
PROTOC = protoc
- ifdef windir
+ ifdef WINDOWS
PROTOC_OPTS = --plugin=protoc-gen-nanopb=$(NANOPB_DIR)/generator/protoc-gen-nanopb.bat
else
PROTOC_OPTS = --plugin=protoc-gen-nanopb=$(NANOPB_DIR)/generator/protoc-gen-nanopb