From b877b98fee9d591113c53fc4dec49a0c3ad5ab59 Mon Sep 17 00:00:00 2001
From: Stefan Seefeld <stefan@seefeld.name>
Date: Fri, 5 Aug 2016 12:16:28 -0400
Subject: [PATCH] Automate documentation updates.

---
 .ci/upload_docs.sh | 39 +++++++++++++++++++++++++++++++++++++++
 .travis.yml        | 29 ++++++++++++++++++++---------
 2 files changed, 59 insertions(+), 9 deletions(-)
 create mode 100755 .ci/upload_docs.sh

diff --git a/.ci/upload_docs.sh b/.ci/upload_docs.sh
new file mode 100755
index 00000000..e277b294
--- /dev/null
+++ b/.ci/upload_docs.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+set -e # Exit with nonzero exit code if anything fails
+
+SOURCE_BRANCH="master"
+TARGET_BRANCH="gh-pages"
+
+# Pull requests and commits to other branches shouldn't try to deploy, just build to verify
+if [ "$TRAVIS_PULL_REQUEST" != "false" ] || [ "$TRAVIS_BRANCH" != master -a "$TRAVIS_BRANCH" != develop ]; then
+    echo "No docs to upload."
+    exit 0
+fi
+
+# Save some useful information
+REPO=`git config remote.origin.url`
+SHA=`git rev-parse --verify HEAD`
+
+# bin.SCons happens to contain the "doc/html" tree that we want to push
+# into the gh-pages branch. So we step into that directory, create a new repo,
+# set the remote appropriately, then commit and push.
+cd bin.SCons
+git init
+git config user.name "Travis CI"
+git config user.email "$COMMIT_AUTHOR_EMAIL"
+
+# Make sure 'GH_TOKEN' is set (as 'secure' variable) in .travis.yml
+git remote add upstream "https://$GH_TOKEN@github.com/boostorg/python.git"
+git fetch upstream
+git reset upstream/gh-pages
+
+# Commit the new version.
+cp ../index.html .
+cp ../doc/index.html doc/
+git add index.html
+git add doc/index.html
+git add -A doc/html
+git commit -m "Deploy to GitHub Pages: ${SHA}"
+
+# Now that we're all set up, we can push.
+git push -q upstream HEAD:gh-pages
diff --git a/.travis.yml b/.travis.yml
index 0f528684..190eb043 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,3 @@
-# -*- python -*-
 #
 # Copyright (c) 2016 Stefan Seefeld
 # All rights reserved.
@@ -7,18 +6,24 @@
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
 
+sudo: required
+dist: trusty
+
 language: cpp
 
 env:
-- PYTHON=python CCFLAGS=-std=c++98
-- PYTHON=python CCFLAGS=-std=c++11
-- PYTHON=python3 CCFLAGS=-std=c++98
-- PYTHON=python3 CCFLAGS=-std=c++11
+  matrix:
+  - PYTHON=python CCFLAGS=-std=c++98
+  - PYTHON=python CCFLAGS=-std=c++11
+  - PYTHON=python3 CCFLAGS=-std=c++98
+  - PYTHON=python3 CCFLAGS=-std=c++11
+  - PYTHON=python DOC=1
+  global:
+  - secure: mqoxglbUN/At/r8O7nLVccGldnB1jvhLHNyYjfCXrdOD0GNX+TY2TS1+kIEv9Deg/P6X/QvrBa/ZzbDNryn3mDXBfOSy400ebSIUHHP3HtGHJShOGDyXedY3hZ/dqmxdV3p9hIxv4lcx1HPyC96s4wpiR0S9F1JBzD6scIabezM=
 
 compiler:
 - gcc
 
-
 addons:
   apt:
     sources:
@@ -30,12 +35,18 @@ addons:
     - python-dev python-pip
     - python3-dev
     - libboost-all-dev
-    
+    - xsltproc
+    - python-docutils
+
 before_install:
-  - sudo pip install future
+- sudo pip install future
 
 install:
 - if [ "$CXX" = "g++" ]; then export CXX="g++-4.8" CC="gcc-4.8"; fi
 
-script: scons config --python=$PYTHON && scons && scons test
+script:
+- scons config --python=$PYTHON
+- if [ "$DOC" ]; then scons doc; else scons && scons test; fi
 
+after_success:
+- if [ "$DOC" -a "$TRAVIS_PULL_REQUEST" = "false" ]; then .ci/upload_docs.sh; fi