From http://www.jwz.org/xscreensaver/xscreensaver-5.37.tar.gz

[xscreensaver] / OSX / Makefile

diff --git a/OSX/Makefile b/OSX/Makefile
index 4fd574ca19282a9f7378e31c9fc104d951872116..492bc69ced2dcaeba56fef2f885f18ce8bd6a773 100644 (file)
--- a/OSX/Makefile
+++ b/OSX/Makefile
@@ -52,7 +52,8 @@ Sparkle.framework:
 # update-info-plist.pl runs this as needed.
 # Might be better to do this with curl, since that is installed by default.
 
-URL = https://www.jwz.org/xscreensaver/screenshots/
+BASE = xscreensaver/screenshots/
+URL = https://www.jwz.org/$(BASE)
 WGET = wget -q -U xscreensaver-build-osx
 CVT  = -thumbnail '200x150^' -gravity center -extent 200x150 \
      \( +clone  -alpha extract \
@@ -75,16 +76,20 @@ $(THUMBDIR)/%.png:
        if [ ! -d $(THUMBDIR) ]; then mkdir -p $(THUMBDIR) ; fi ;       \
        rm -f "$$FILE2" "$$TMP" ;                                       \
        set +e ;                                                        \
-       echo "downloading $$URL..." ;                                   \
-       $(WGET) -O"$$TMP" "$$URL" ;                                     \
-       if [ ! -s "$$TMP" ]; then                                       \
-         echo "downloading $$URL2..." ;                                \
-         $(WGET) -O"$$TMP" "$$URL2" ;                                  \
-       fi ;                                                            \
-       if [ ! -s "$$TMP" ]; then                                       \
-         rm -f "$$TMP" ;                                               \
-         echo "failed: $$URL" ;                                        \
-         exit 1 ;                                                      \
+       if [ -f "$$HOME/www/$(BASE)/$$FILE1" ]; then                    \
+         cp -p "$$HOME/www/$(BASE)/$$FILE1" "$$TMP" ;                  \
+       else                                                            \
+         echo "downloading $$URL..." ;                                 \
+         $(WGET) -O"$$TMP" "$$URL" ;                                   \
+         if [ ! -s "$$TMP" ]; then                                     \
+           echo "downloading $$URL2..." ;                              \
+           $(WGET) -O"$$TMP" "$$URL2" ;                                \
+         fi ;                                                          \
+         if [ ! -s "$$TMP" ]; then                                     \
+           rm -f "$$TMP" ;                                             \
+           echo "failed: $$URL" ;                                      \
+           exit 1 ;                                                    \
+         fi ;                                                          \
        fi ;                                                            \
        rm -f "$$FILE2" ;                                               \
        convert jpg:- $(CVT) "$$FILE2" < "$$TMP" ;                      \