BUILDING.md: add osusergo for static build

kolyshkin · kolyshkin · commit 48570b39c5a7 · 2018-07-19T12:32:15.000+03:00
Go 1.11 includes a fix to os/user to be working in a static binary (fixing golang/go#23265). The fix requires `osusergo` build tag to be set for static binaries, which is what this commit documents. [v2: sort tags alphabetically] Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
diff --git a/BUILDING.md b/BUILDING.md
@@ -117,7 +117,7 @@ You can build static binaries by providing a few variables to `make`:
 ```sudo
 make EXTRA_FLAGS="-buildmode pie" \
 	EXTRA_LDFLAGS='-extldflags "-fno-PIC -static"' \
-	BUILDTAGS="static_build netgo"
+	BUILDTAGS="netgo osusergo static_build"
 ```
 
 > *Note*:
