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macro.c (enter_macro_context): Call cb.used callback if defined. 

* macro.c (enter_macro_context): Call cb.used callback if defined.
	* directives.c (do_idef, do_ifndef): Ditto.
	* include/cpplib.h (struct cpp_callbacks): Add used callback.

From-SVN: r154359
This commit is contained in:
Arnaud Charlet 2009-11-20 08:18:16 +00:00 committed by Arnaud Charlet
parent 9f29c05e32
commit 3de8a540d8
4 changed files with 16 additions and 0 deletions
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6
libcpp/ChangeLog
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@ -1,3 +1,9 @@
2009-11-20 Arnaud Charlet <charlet@adacore.com>
* macro.c (enter_macro_context): Call cb.used callback if defined.
* directives.c (do_idef, do_ifndef): Ditto.
* include/cpplib.h (struct cpp_callbacks): Add used callback.
2009-11-11 Kai Tietz <kai.tietz@onevision.com> 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
* directives.c (do_pragma_push_macro): New pragma handler. * directives.c (do_pragma_push_macro): New pragma handler.

4
libcpp/directives.c
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@ -1808,6 +1808,8 @@ do_ifdef (cpp_reader *pfile)
pfile->cb.used_undef (pfile, pfile->directive_line, node); pfile->cb.used_undef (pfile, pfile->directive_line, node);
} }
} }
if (pfile->cb.used)
pfile->cb.used (pfile, pfile->directive_line, node);
check_eol (pfile, false); check_eol (pfile, false);
} }
} }
@ -1844,6 +1846,8 @@ do_ifndef (cpp_reader *pfile)
pfile->cb.used_undef (pfile, pfile->directive_line, node); pfile->cb.used_undef (pfile, pfile->directive_line, node);
} }
} }
if (pfile->cb.used)
pfile->cb.used (pfile, pfile->directive_line, node);
check_eol (pfile, false); check_eol (pfile, false);
} }
} }

3
libcpp/include/cpplib.h
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@ -508,6 +508,9 @@ struct cpp_callbacks
/* Called before #define and #undef or other macro definition /* Called before #define and #undef or other macro definition
changes are processed. */ changes are processed. */
void (*before_define) (cpp_reader *); void (*before_define) (cpp_reader *);
/* Called whenever a macro is expanded or tested.
Second argument is the location of the start of the current expansion. */
void (*used) (cpp_reader *, source_location, cpp_hashnode *);
}; };
#ifdef VMS #ifdef VMS

3
libcpp/macro.c
View File

@ -885,6 +885,9 @@ enter_macro_context (cpp_reader *pfile, cpp_hashnode *node,
pfile->cb.used_define (pfile, pfile->directive_line, node); pfile->cb.used_define (pfile, pfile->directive_line, node);
} }
if (pfile->cb.used)
pfile->cb.used (pfile, result->src_loc, node);
macro->used = 1; macro->used = 1;
if (macro->paramc == 0) if (macro->paramc == 0)