From b83fd001830e9a675948ff19635102d42eb3418d Mon Sep 17 00:00:00 2001
From: vitaut <victor.zverovich@gmail.com>
Date: Mon, 23 Nov 2015 08:10:02 -0800
Subject: [PATCH] Pass version from CMake to Sphinx

---
 CMakeLists.txt             | 16 ++++++++--------
 doc/CMakeLists.txt         |  3 ++-
 doc/_templates/layout.html |  2 +-
 doc/build.py               |  9 +++++----
 doc/conf.py                | 12 ++++--------
 5 files changed, 20 insertions(+), 22 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7b67f1ef..09e2600d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -117,6 +117,14 @@ endif ()
 set_target_properties(cppformat
   PROPERTIES COMPILE_FLAGS "${FMT_EXTRA_COMPILE_FLAGS}")
 
+set(CPPFORMAT_VERSION 1.2.0)
+if (NOT CPPFORMAT_VERSION MATCHES "^([0-9]+).([0-9]+).([0-9]+)$")
+  message(FATAL_ERROR "Invalid version format ${CPPFORMAT_VERSION}.")
+endif ()
+set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
+set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
+set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
+
 if (FMT_DOC)
   add_subdirectory(doc)
 endif ()
@@ -126,14 +134,6 @@ if (FMT_TEST)
   add_subdirectory(test)
 endif ()
 
-set(CPPFORMAT_VERSION 1.2.0)
-if (NOT CPPFORMAT_VERSION MATCHES "^([0-9]+).([0-9]+).([0-9]+)$")
-  message(FATAL_ERROR "Invalid version format ${CPPFORMAT_VERSION}.")
-endif ()
-set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
-set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
-set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
-
 set_target_properties(cppformat PROPERTIES
   VERSION ${CPPFORMAT_VERSION} SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR})
 
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index e3cab6aa..25a0df3a 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -4,7 +4,8 @@ if (NOT DOXYGEN)
   return ()
 endif ()
 
-add_custom_target(doc COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build.py)
+add_custom_target(doc
+  COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build.py ${CPPFORMAT_VERSION})
 
 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/html
         DESTINATION share/doc/cppformat)
diff --git a/doc/_templates/layout.html b/doc/_templates/layout.html
index 432e47a4..ef8a70ea 100644
--- a/doc/_templates/layout.html
+++ b/doc/_templates/layout.html
@@ -51,7 +51,7 @@
             <li class="dropdown">
               {# TODO: update versions automatically #}
               <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button"
-                 aria-expanded="false">dev <span class="caret"></span></a>
+                 aria-expanded="false">{{ version }} <span class="caret"></span></a>
               <ul class="dropdown-menu" role="menu">
                 <li><a href="http://cppformat.github.io/1.1.0/">1.1.0</a></li>
                 <li><a href="http://cppformat.github.io/1.0.0/">1.0.0</a></li>
diff --git a/doc/build.py b/doc/build.py
index 4536b8d2..d5cb71ff 100755
--- a/doc/build.py
+++ b/doc/build.py
@@ -18,7 +18,7 @@ def pip_install(package, commit=None, **kwargs):
   print('Installing {}'.format(package))
   check_call(['pip', 'install', '--upgrade', package])
 
-def build_docs():
+def build_docs(version='dev'):
   # Create virtualenv.
   doc_dir = os.path.dirname(os.path.realpath(__file__))
   virtualenv_dir = 'virtualenv'
@@ -77,8 +77,9 @@ def build_docs():
     '''.format(os.path.dirname(doc_dir)).encode('UTF-8'))
   if p.returncode != 0:
     raise CalledProcessError(p.returncode, cmd)
-  check_call(['sphinx-build', '-D',
-              'breathe_projects.format=' + os.path.join(os.getcwd(), 'doxyxml'),
+  check_call(['sphinx-build',
+              '-Dbreathe_projects.format=' + os.path.join(os.getcwd(), 'doxyxml'),
+              '-Dversion=' + version, '-Drelease=' + version, '-Aversion=' + version,
               '-b', 'html', doc_dir, 'html'])
   try:
     check_call(['lessc', '--clean-css',
@@ -93,4 +94,4 @@ def build_docs():
   return 'html'
 
 if __name__ == '__main__':
-  build_docs()
+  build_docs(sys.argv[1])
diff --git a/doc/conf.py b/doc/conf.py
index 33eb87e5..43452c2d 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -47,7 +47,7 @@ source_suffix = '.rst'
 
 # General information about the project.
 project = u'C++ Format'
-copyright = u'2012-2014, Victor Zverovich'
+copyright = u'2012-2015, Victor Zverovich'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -55,15 +55,11 @@ copyright = u'2012-2014, Victor Zverovich'
 #
 # The short X.Y version.
 
-# Get version from CMakeLists.txt.
-with open('../CMakeLists.txt') as f:
-  for line in f:
-    m = re.match(r'set\(CPPFORMAT_VERSION (.+)\)', line.strip())
-    if m:
-      version = m.group(1)
+# Version and release are passed from CMake.
+#version = None
 
 # The full version, including alpha/beta/rc tags.
-release = version
+#release = version
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.