Implement packaging.

.gitignore

-CMakeCache.txt
-CMakeFiles
-cmake_install.cmake
-Makefile
-/CTestTestfile.cmake
+/_CPack_Packages
+/doc/conf.py
 /doc/doxyxml
-/format_test
-/html
-/libformat.a
+/doc/html
 /Testing
+/*.cmake
+/format-test
+/install_manifest.txt
+/tinyformat_speed_test
 *~
+*.a
+*.zip
+cmake_install.cmake
+CMakeCache.txt
+CMakeFiles
+Makefile

CMakeLists.txt

@@ -135,3 +135,26 @@ if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/format-benchmark/tinyformat_test.cpp)
     WORKING_DIRECTORY tinyformat
     DEPENDS format)
 endif ()
+
+if (EXISTS .gitignore)
+  # Get the list of ignored files from .gitignore.
+  file (STRINGS ".gitignore" lines)
+  LIST(REMOVE_ITEM lines /doc/html)
+  foreach (line ${lines})
+    string(REPLACE "*" ".*" line "${line}")
+    set(ignored_files ${ignored_files} "${line}$" "${line}/")
+  endforeach ()
+  set(ignored_files ${ignored_files} /.git /breathe /format-benchmark /gtest)
+
+  set(CPACK_SOURCE_GENERATOR ZIP)
+  set(CPACK_SOURCE_IGNORE_FILES ${ignored_files})
+  set(CPACK_PACKAGE_VERSION_MAJOR 0)
+  set(CPACK_PACKAGE_VERSION_MINOR 8)
+  set(CPACK_PACKAGE_VERSION_PATCH 0)
+  set(CPACK_SOURCE_PACKAGE_FILE_NAME
+    format-${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}-src)
+  set(CPACK_RESOURCE_FILE_README ${FORMAT_SOURCE_DIR}/README.rst)
+  include(CPack)
+endif ()
+
+configure_file(doc/conf.py.in doc/conf.py @ONLY)

doc/CMakeLists.txt

 add_custom_command(OUTPUT html/index.html
   COMMAND doxygen
-  COMMAND rm -rf ../html
-  COMMAND sphinx-build -b html . ../html
+  COMMAND rm -rf html
+  COMMAND sphinx-build -b html . html
   DEPENDS conf.py index.rst)
 add_custom_target(doc DEPENDS html/index.html)

doc/conf.py → doc/conf.py.in

@@ -54,7 +54,7 @@ copyright = u'1990-2012, Python Software Foundation'
 # built documents.
 #
 # The short X.Y version.
-version = '0.8'
+version = '@CPACK_PACKAGE_VERSION_MAJOR@.@CPACK_PACKAGE_VERSION_MINOR@'
 # The full version, including alpha/beta/rc tags.
 release = version