Doxygen: don't traverse symbolic links
We don't use symbolic links as part of our build process, so tell
Doxygen not to traverse them. In particular, if I have a symbolic link
to a directory outside the build tree, I don't want Doxygen to follow
it.
diff --git a/doxygen/mbedtls.doxyfile b/doxygen/mbedtls.doxyfile
index 5df1c93..757a250 100644
--- a/doxygen/mbedtls.doxyfile
+++ b/doxygen/mbedtls.doxyfile
@@ -702,7 +702,7 @@
# directories that are symbolic links (a Unix file system feature) are excluded
# from the input.
-EXCLUDE_SYMLINKS = NO
+EXCLUDE_SYMLINKS = YES
# If the value of the INPUT tag contains directories, you can use the
# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude
