X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=Makefile;h=31cc98e6fecdc1cec803f8c5744eb9b324d5b4b0;hb=d3555d507ed4508f89f47bd0320780ad738ba83e;hp=4aa48f4cb1b4786f7d8a96072879f722c6a5c742;hpb=71006efac06e50531c1df1a29aec1c7ddb371895;p=topgit.git

diff --git a/Makefile b/Makefile
index 4aa48f4..31cc98e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,20 +1,20 @@
-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)
 
-tg $(commands_out) $(hooks_out): % : %.sh
+tg $(commands_out) $(hooks_out): % : %.sh Makefile
 	@echo "[SED] $@"
 	@sed -e 's#@cmddir@#$(cmddir)#g;' \
 		-e 's#@hooksdir@#$(hooksdir)#g' \