Enable doxygen for source files

Turn on doxygen for .c and .cpp files. Ignore the source directories
in frameworks, as several of these files contain doxygen errors.

Author: c1728p9

doxyfile_options

@@ -805,7 +805,7 @@ INPUT_ENCODING         = UTF-8
 # *.m, *.markdown, *.md, *.mm, *.dox, *.py, *.pyw, *.f90, *.f95, *.f03, *.f08,
 # *.f, *.for, *.tcl, *.vhd, *.vhdl, *.ucf and *.qsf.
 
-FILE_PATTERNS          = *.h
+FILE_PATTERNS          = *.h *.c *.cpp
 
 # The RECURSIVE tag can be used to specify whether or not subdirectories should
 # be searched for input files as well.
@@ -847,6 +847,7 @@ EXCLUDE_PATTERNS       = */tools/* \
                          */features/storage/* \
                          */features/unsupported/* \
                          */features/filesystem/* \
+                         */features/frameworks/*/source/* \
 
 # The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
 # (namespaces, classes, functions, etc.) that should be excluded from the

doxygen_options.json

@@ -8,5 +8,6 @@
     "PREDEFINED": "DOXYGEN_ONLY DEVICE_ANALOGIN DEVICE_ANALOGOUT DEVICE_CAN DEVICE_ETHERNET DEVICE_EMAC DEVICE_FLASH  DEVICE_I2C DEVICE_I2CSLAVE DEVICE_I2C_ASYNCH DEVICE_INTERRUPTIN DEVICE_LOWPOWERTIMER DEVICE_PORTIN DEVICE_PORTINOUT DEVICE_PORTOUT DEVICE_PWMOUT DEVICE_RTC DEVICE_TRNG DEVICE_SERIAL DEVICE_SERIAL_ASYNCH DEVICE_SERIAL_FC DEVICE_SLEEP DEVICE_SPI DEVICE_SPI_ASYNCH DEVICE_SPISLAVE DEVICE_STORAGE \"MBED_DEPRECATED_SINCE(f, g)=\" \"MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, M)=\"",
     "EXPAND_AS_DEFINED": "", 
     "SKIP_FUNCTION_MACROS": "NO",
-    "EXCLUDE_PATTERNS": "*/tools/* */TESTS/* */targets/* */FEATURE_*/* */features/mbedtls/* */features/storage/* */features/unsupported/* */features/filesystem/* */BUILD/* */rtos/TARGET_CORTEX/rtx*/* */cmsis/* */features/FEATURES_*"
+    "FILE_PATTERNS": "*.h *.c *.cpp",
+    "EXCLUDE_PATTERNS": "*/tools/* */TESTS/* */targets/* */FEATURE_*/* */features/mbedtls/* */features/storage/* */features/unsupported/* */features/filesystem/* */BUILD/* */rtos/TARGET_CORTEX/rtx*/* */cmsis/* */features/FEATURES_* */features/frameworks/*/source/*"
 }