Makefile: arch command is not portable

According to: https://www.gnu.org/software/coreutils/manual/html_node/arch-invocation.html the arch command isn't portable, so we switch to uname.
google · Feb 14, 2018 · 7442ff1 · 7442ff1
1 parent bd2ca31
commit 7442ff1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -181,7 +181,7 @@ $(BIN)/gocovmerge: $(VENDOR)
 
 # Non-go tools downloaded from appropriate repository
 PROTOC_VERSION := 3.5.1
-ARCH := $(shell arch)
+ARCH := $(shell uname -m)
 ifeq (x86_64,$(ARCH))
 PROTOC_ARCH := x86_64
 else ifneq ($(filter i386 i686,$(ARCH)),)