libcpp: add callback for comment-handling
gcc/testsuite/ChangeLog:
* g++.dg/plugin/comment_plugin.c: New test plugin.
* g++.dg/plugin/comments-1.C: New test file.
* g++.dg/plugin/plugin.exp (plugin_test_list): Add the above.
libcpp/ChangeLog:
* include/cpplib.h (struct cpp_callbacks): Add "comment"
callback.
* lex.c (_cpp_lex_direct): Call the comment callback if non-NULL.
From-SVN: r248901
diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h
index b843992..66ef4d6 100644
--- a/libcpp/include/cpplib.h
+++ b/libcpp/include/cpplib.h
@@ -609,6 +609,15 @@
/* Callback for providing suggestions for misspelled directives. */
const char *(*get_suggestion) (cpp_reader *, const char *, const char *const *);
+
+ /* Callback for when a comment is encountered, giving the location
+ of the opening slash, a pointer to the content (which is not
+ necessarily 0-terminated), and the length of the content.
+ The content contains the opening slash-star (or slash-slash),
+ and for C-style comments contains the closing star-slash. For
+ C++-style comments it does not include the terminating newline. */
+ void (*comment) (cpp_reader *, source_location, const unsigned char *,
+ size_t);
};
#ifdef VMS