From 2b7a3329573aabc5630a37294827a4eedd23f71f Mon Sep 17 00:00:00 2001
From: Thomas Friebel <yaron@codefreax.com>
Date: Fri, 8 Mar 2013 22:14:59 +0100
Subject: [PATCH] Allow overriding protoc path from the command line

---
 src/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Makefile b/src/Makefile
index 7996688..bb8d035 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2,6 +2,7 @@
 CXX ?= g++
 CXXFLAGS ?= -O3
 AR ?= ar
+PROTOC ?= protoc
 
 all: libosmpbf.a ../include/osmpbf/fileformat.pb.h ../include/osmpbf/osmformat.pb.h
 
@@ -12,7 +13,7 @@ libosmpbf.a: fileformat.pb.o osmformat.pb.o
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
 
 %.pb.cc ../include/osmpbf/%.pb.h: %.proto
-	protoc --proto_path=. --cpp_out=. $<
+	$(PROTOC) --proto_path=. --cpp_out=. $<
 	cp *.pb.h ../include/osmpbf/
 
 install: