Fix missing include dirs in doxygen

Also allow a developer to alter the directories scanned at runtime to
facilitate shorter run-times when writing documentation.

Change-Id: I2a09519661a3abe1fbc0cfc294000934852af951
Signed-off-by: Chris Luke <chrisy@flirble.org>

diff --git a/Makefile b/Makefile
index a1c6307..4e3d65b 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -233,7 +233,7 @@ cscope: cscope.files
 # Build the documentation
 #
 
-DOXY_INPUT = \
+DOXY_INPUT ?= \
        README.md \
        vppinfra \
        svm \

diff --git a/doxygen/doxygen.cfg b/doxygen/doxygen.cfg
index cc10a9d..85c6829 100644 (file)
--- a/doxygen/doxygen.cfg
+++ b/doxygen/doxygen.cfg
@@ -2022,7 +2022,7 @@ SEARCH_INCLUDES        = YES
 # preprocessor.
 # This tag requires that the tag SEARCH_INCLUDES is set to YES.
 
-INCLUDE_PATH           =
+INCLUDE_PATH           = $(INPUT)
 
 # You can use the INCLUDE_FILE_PATTERNS tag to specify one or more wildcard
 # patterns (like *.h and *.hpp) to filter out the header-files in the