travis-ci: introduce a $jobname variable for 'ci/*' scripts

diff --git a/contrib/diff-highlight/Makefile b/contrib/diff-highlight/Makefile
index 9018724524ab7868bb015696e301396f1f9b5667..fbf5c582496eece56b29a91a2f3085716f4b0e9f 100644 (file)
--- a/contrib/diff-highlight/Makefile
+++ b/contrib/diff-highlight/Makefile
@@ -1,5 +1,20 @@
-# nothing to build
-all:
+all: diff-highlight
 
-test:
+PERL_PATH = /usr/bin/perl
+-include ../../config.mak
+
+PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH))
+
+diff-highlight: shebang.perl DiffHighlight.pm diff-highlight.perl
+       cat $^ >$@+
+       chmod +x $@+
+       mv $@+ $@
+
+shebang.perl: FORCE
+       @echo '#!$(PERL_PATH_SQ)' >$@+
+       @cmp $@+ $@ >/dev/null 2>/dev/null || mv $@+ $@
+
+test: all
        $(MAKE) -C t
+
+.PHONY: FORCE