Documents the C Interface.

Doxyfile

@@ -844,7 +844,8 @@ WARN_LOGFILE           =
 # spaces. See also FILE_PATTERNS and EXTENSION_MAPPING
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = src/
+INPUT                  = src/ \
+                         CInterface/
 
 # 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
@@ -872,7 +873,8 @@ INPUT_ENCODING         = UTF-8
 # *.vhdl, *.ucf, *.qsf and *.ice.
 
 FILE_PATTERNS          = *.cpp \
-                         *.hpp
+                         *.hpp \
+                         *.h
 
 # The RECURSIVE tag can be used to specify whether or not subdirectories should
 # be searched for input files as well.
@@ -914,7 +916,7 @@ EXCLUDE_PATTERNS       =
 # Note that the wildcards are matched against the file with absolute path, so to
 # exclude all test directories use the pattern */test/*
 
-EXCLUDE_SYMBOLS        = _*
+EXCLUDE_SYMBOLS        = ^_* ArbUt::_*
 
 # The EXAMPLE_PATH tag can be used to specify one or more files or directories
 # that contain example code fragments that are included (see the \include
@@ -2172,7 +2174,7 @@ EXPAND_AS_DEFINED      =
 # The default value is: YES.
 # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
 
-SKIP_FUNCTION_MACROS   = YES
+SKIP_FUNCTION_MACROS   = NO
 
 #---------------------------------------------------------------------------
 # Configuration options related to external references