Allow INSTALL, bindir, mandir to be set in main Makefile

diff --git a/contrib/git-svn/Makefile b/contrib/git-svn/Makefile
index 7c209469438bcef2a5cee0988448a41a56ec30cc..1a6585eeec1551ecd0557829d7603de4d87760b6 100644 (file)
--- a/contrib/git-svn/Makefile
+++ b/contrib/git-svn/Makefile
@@ -1,8 +1,8 @@
 all: git-svn
 
 prefix?=$(HOME)
-bindir=$(prefix)/bin
-mandir=$(prefix)/man
+bindir?=$(prefix)/bin
+mandir?=$(prefix)/man
 man1=$(mandir)/man1
 INSTALL?=install
 doc_conf=../../Documentation/asciidoc.conf