move docs generation

docs/Doxyfile

 # Doxyfile 1.8.6
 
 # This file describes the settings to be used by the documentation system
 # doxygen (www.doxygen.org) for a project.
 #
 # All text after a double hash (##) is considered a comment and is placed in
 # front of the TAG it is preceding.
 #
 # All text after a single hash (#) is considered a comment and will be ignored.
 # The format is:
@@ skipping 40 matching lines @@
 # and the maximum width should not exceed 200 pixels. Doxygen will copy the logo
 # to the output directory.
 
 PROJECT_LOGO           =
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) path
 # into which the generated documentation will be written. If a relative path is
 # entered, it will be relative to the location where doxygen was started. If
 # left blank the current directory will be used.
 
-OUTPUT_DIRECTORY       = "docs"
+OUTPUT_DIRECTORY       = "../build/docs"
 
 # If the CREATE_SUBDIRS tag is set to YES, then doxygen will create 4096 sub-
 # directories (in 2 levels) under the output directory of each output format and
 # will distribute the generated files over these directories. Enabling this
 # option can be useful when feeding doxygen a huge amount of source files, where
 # putting all generated files in the same directory would otherwise causes
 # performance problems for the file system.
 # The default value is: NO.
 
 CREATE_SUBDIRS         = NO
@@ skipping 664 matching lines @@
 #---------------------------------------------------------------------------
 # Configuration options related to the input files
 #---------------------------------------------------------------------------
 
 # The INPUT tag is used to specify the files and/or directories that contain
 # documented source files. You may enter file names like myfile.cpp or
 # directories like /usr/src/myproject. Separate the files or directories with
 # spaces.
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = "src" \
-                         "../llvm/include/llvm/ADT" \
-                         "../llvm/include/llvm/Bitcode" \
-                         "../llvm/include/llvm/Config" \
-                         "../llvm/include/llvm/IR" \
-                         "../llvm/include/llvm/IRReader" \
-                         "../llvm/include/llvm/Support"
+INPUT                  = "../src" \
+                         "../../llvm/include/llvm/ADT" \
+                         "../../llvm/include/llvm/Bitcode" \
+                         "../../llvm/include/llvm/Config" \
+                         "../../llvm/include/llvm/IR" \
+                         "../../llvm/include/llvm/IRReader" \
+                         "../../llvm/include/llvm/Support"
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
 # libiconv (or the iconv built into libc) for the transcoding. See the libiconv
 # documentation (see: http://www.gnu.org/software/libiconv) for the list of
 # possible encodings.
 # The default value is: UTF-8.
 
 INPUT_ENCODING         = UTF-8
 
@@ skipping 1562 matching lines @@
 
 CLANG_ASSISTED_PARSING = NO
 
 CLANG_OPTIONS = "-std=c++11" \
                 "-DALLOW_DUMP=1" \
                 "-DALLOW_LLVM_CL=1" \
                 "-DALLOW_LLVM_IR=1" \
                 "-DALLOW_LLVM_IR_AS_INPUT=1" \
                 "-DALLOW_MINIMAL_BUILD=0" \
                 "-DPNACL_BROWSER_TRANSLATOR=0"