[Preprocessor] small cleanups

https://gcc.gnu.org/ml/gcc-patches/2019-08/msg01904.html
	* directives-only.c (_cpp_preprocess_dir_only): Use false, not
	zero for _cpp_handle_directive call.
	* directives.c (_cpp_handle_directive): Indented is bool.
	* files.c (struct _cpp_file): Make bools 1 bit bitfields.
	* internal.h (enum include_type): Reformat and comment.
	(struct cpp_buffer): Make flags 1 bit bitfields.
	(_cpp_handle_directive): Indented is bool.

From-SVN: r274999

1 files changed, 2 insertions, 2 deletions

diff --git a/libcpp/directives.c b/libcpp/directives.c
index ddf8979..48271e1 100644
--- a/libcpp/directives.c
+++ b/libcpp/directives.c
@@ -406,13 +406,13 @@ directive_diagnostics (cpp_reader *pfile, const directive *dir, int indented)
     }
 }
 
-/* Check if we have a known directive.  INDENTED is nonzero if the
+/* Check if we have a known directive.  INDENTED is true if the
    '#' of the directive was indented.  This function is in this file
    to save unnecessarily exporting dtable etc. to lex.c.  Returns
    nonzero if the line of tokens has been handled, zero if we should
    continue processing the line.  */
 int
-_cpp_handle_directive (cpp_reader *pfile, int indented)
+_cpp_handle_directive (cpp_reader *pfile, bool indented)
 {
   const directive *dir = 0;
   const cpp_token *dname;