Make and travis: basic setup

Signed-off-by: Vincent Batts <[email protected]>

Author: vbatts

.travis.yml

@@ -1,7 +1,8 @@
-language: ruby
-rvm: 2.4
-cache: bundler
-before_script:
-  - gem install awesome_bot
+before_install:
+  - make install.tools
+
+install: true
+
 script:
-  - awesome_bot --skip-save-results --allow-redirect --allow-dupe -w pullapprove,example.com spec.md
+  - echo "${TRAVIS_COMMIT_RANGE} -> ${TRAVIS_COMMIT_RANGE/.../..} (travis-ci/travis-ci#4596)"
+  - TRAVIS_COMMIT_RANGE="${TRAVIS_COMMIT_RANGE/.../..}" make .gitvalidation

Makefile

@@ -0,0 +1,17 @@
+EPOCH_TEST_COMMIT	:= 91d6d8466e68f1efff7977b63ad6f48e72245e05
+
+test: .gitvalidation
+
+# When this is running in travis, it will only check the travis commit range
+.gitvalidation:
+	@command -v git-validation >/dev/null 2>/dev/null || (echo "ERROR: git-validation not found. Consider 'make install.tools' target" && false)
+ifdef TRAVIS_COMMIT_RANGE
+	git-validation -q -run DCO,short-subject,dangling-whitespace
+else
+	git-validation -v -run DCO,short-subject,dangling-whitespace -range $(EPOCH_TEST_COMMIT)..HEAD
+endif
+
+install.tools: .install.gitvalidation
+
+.install.gitvalidation:
+	go get -u github.com/vbatts/git-validation