Merge pull request #261 from waddlesplash/travis_ci

Lint recipes on Travis-CI on each PR.

.gitattributes

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+*.recipe linguist-language=Shell

.travis.yml

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+language: python
+python: "2.7"
+install:
+ - cd ..
+ - git clone https://github.com/haikuports/haikuporter.git --depth=1
+ - cd haikuports
+ - PATH=$PATH:../haikuporter && export PATH
+ - printf 'TREE_PATH="'`pwd`'"\nPACKAGER="Nobody <server@fake>"\nTARGET_ARCHITECTURE="x86"\n' >haikuports.conf
+ - wget https://github.com/waddlesplash/haiku-licenses/archive/master.zip && unzip master.zip
+script:
+ - ./lint-new-recipes.sh --config=haikuports.conf --licenses=haiku-licenses-master

lint-new-recipes.sh

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+#!/bin/bash
+# Lints all the recipes created / modified since upstream HEAD.
+git remote add real_origin https://github.com/haikuports/haikuports.git || true
+git fetch real_origin
+
+files=$(git diff $(git rev-parse --abbrev-ref HEAD) real_origin/master --numstat | awk '{print $3}')
+for file in $files; do
+	if [ -e "$file" ] && [[ "$file" == *recipe ]]; then
+		baseName=$(basename $file)
+		portName=${baseName::-7}
+		haikuporter $@ --lint $portName
+		if [ $? -ne 0 ]; then exit 1; fi
+	fi
+done