.travis.yml: cache the downloaded unicode files

Author: shyouhei

.travis.yml

@@ -61,6 +61,7 @@ cache:
   ccache: true
   directories:
     - $HOME/config_2nd
+    - $HOME/.downloaded-cache
 
 env:
   global:
@@ -319,11 +320,14 @@ before_script:
   - $SETARCH uname -r
   - rm -fr .ext autom4te.cache
   - echo $TERM
+  - |-
+    [ -d ~/.downloaded-cache ] ||
+    mkdir ~/.downloaded-cache
+  - ln -s ~/.downloaded-cache
   - "> config.status"
   - sed -f tool/prereq.status Makefile.in common.mk > Makefile
-  - make update-config_files
-  - make touch-unicode-files
-  - make -s $JOBS srcs UNICODE_FILES=.
+  - make -s $JOBS update-download
+  - make -s $JOBS srcs
   - rm config.status Makefile rbconfig.rb .rbconfig.time
   - |-
     if [ -d ~/config_2nd ]; then
@@ -356,7 +360,9 @@ before_script:
   - chmod u-w ..
   - $SETARCH make -s $JOBS && make install
   - ccache --show-stats
-  - [ -z "${GEMS_FOR_TEST}" ] || $RUBY_PREFIX/bin/gem install --no-document $GEMS_FOR_TEST
+  - |-
+    [ -z "${GEMS_FOR_TEST}" ] ||
+    $RUBY_PREFIX/bin/gem install --no-document $GEMS_FOR_TEST
 
 script:
   - $SETARCH make -s test TESTOPTS="${TESTOPTS=$JOBS -q --tty=no}"

common.mk

@@ -1221,7 +1221,7 @@ update-mspec:
 update-rubyspec:
 
 update-config_files: PHONY
-	$(Q) $(BASERUBY) -C "$(srcdir)" tool/downloader.rb -d tool -e gnu \
+	$(Q) $(BASERUBY) -C "$(srcdir)" tool/downloader.rb -d tool --cache-dir=$(CACHE_DIR) -e gnu \
 	    config.guess config.sub
 
 update-gems: PHONY
@@ -1313,7 +1313,7 @@ UNICODE_EMOJI_FILES = \
 		$(UNICODE_SRC_EMOJI_DATA_DIR)/emoji-zwj-sequences.txt \
 		$(empty)
 
-update-unicode: $(UNICODE_FILES)
+update-unicode: $(UNICODE_FILES) $(UNICODE_PROPERTY_FILES)
 
 CACHE_DIR = $(srcdir)/.downloaded-cache
 UNICODE_DOWNLOAD = \