X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=Makefile;fp=Makefile;h=31cc98e6fecdc1cec803f8c5744eb9b324d5b4b0;hb=ed5f8376b25da3793b40ce660f3ab8eca9f0cb7f;hp=835811ed048c967185b227b68a77fee422925f08;hpb=5aa8cf9d4fba8b6dbbd7878eb78b2600e3736b9a;p=topgit.git

diff --git a/Makefile b/Makefile
index 835811e..31cc98e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,16 +1,16 @@
-prefix = $(HOME)
-bindir = $(prefix)/bin
-cmddir = $(prefix)/share/topgit
-docdir = $(prefix)/share/doc/topgit
-hooksdir = $(cmddir)/hooks
+prefix ?= $(HOME)
+bindir := $(prefix)/bin
+cmddir := $(prefix)/share/topgit
+docdir := $(prefix)/share/doc/topgit
+hooksdir := $(cmddir)/hooks
 
 
-commands_in = $(wildcard tg-*.sh)
+commands_in := $(wildcard tg-*.sh)
 hooks_in = hooks/pre-commit.sh
 
-commands_out = $(patsubst %.sh,%,$(commands_in))
-hooks_out = $(patsubst %.sh,%,$(hooks_in))
-help_out = $(patsubst %.sh,%.txt,$(commands_in))
+commands_out := $(patsubst %.sh,%,$(commands_in))
+hooks_out := $(patsubst %.sh,%,$(hooks_in))
+help_out := $(patsubst %.sh,%.txt,$(commands_in))
 
 all::	tg $(commands_out) $(hooks_out) $(help_out)