Doxyfile.in: make doc generation work

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

Doxyfile.in

@@ -753,9 +753,7 @@ WARN_LOGFILE           =
 # spaces.
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = @CMAKE_CURRENT_SOURCE_DIR@/src/hmc5883l/hmc5883l.h \
-                         @CMAKE_CURRENT_SOURCE_DIR@/src/grove/grove.h \
-                         @CMAKE_CURRENT_SOURCE_DIR@/src/lcm1602/lcm1602.h \
+INPUT                  = @CMAKE_CURRENT_SOURCE_DIR@/src \
                          @CMAKE_CURRENT_SOURCE_DIR@/README.md
 
 # This tag can be used to specify the character encoding of the source files
@@ -823,7 +821,7 @@ FILE_PATTERNS          = *.c \
 # be searched for input files as well.
 # The default value is: NO.
 
-RECURSIVE              = NO
+RECURSIVE              = YES
 
 # The EXCLUDE tag can be used to specify files and/or directories that should be
 # excluded from the INPUT source files. This way you can easily exclude a
@@ -832,7 +830,7 @@ RECURSIVE              = NO
 # Note that relative paths are relative to the directory from which doxygen is
 # run.
 
-EXCLUDE                = 
+EXCLUDE                = @PROJECT_SOURCE_DIR@/src/doxy2swig.py
 
 # The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
 # directories that are symbolic links (a Unix file system feature) are excluded
@@ -865,14 +863,14 @@ EXCLUDE_SYMBOLS        =
 # that contain example code fragments that are included (see the \include
 # command).
 
-EXAMPLE_PATH           = 
+EXAMPLE_PATH           = @CMAKE_CURRENT_SOURCE_DIR@/examples/
 
 # If the value of the EXAMPLE_PATH tag contains directories, you can use the
 # EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp and
 # *.h) to filter out the source-files in the directories. If left blank all
 # files are included.
 
-EXAMPLE_PATTERNS       = *
+EXAMPLE_PATTERNS       = *.cxx
 
 # If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be
 # searched for input files to be used with the \include or \dontinclude commands