directives-only.c: New file.

	libcpp/
	* directives-only.c: New file.
	* internal.h (struct _cpp_dir_only_callbacks): New.
	(_cpp_preprocess_dir_only): New function.
	* directives.c (_cpp_handle_directive): Check directives_only before
	disabling execution of indented directives.
	* files.c (_cpp_stack_file): Add directives_only check.
	* include/cpplib.h (struct cpp_options): Add directives_only.
	(cpp_init_special_builtins): New function.
	* init.c (cpp_init_special_builtins): New function.
	(cpp_init_builtins): Move builtin_array initialization to
	cpp_init_special_builtins.
	(post_options): Check directives_only before setting
	pfile->state.prevent_expansion = 1.
	* macro.c (_cpp_builtin_macro_text): Print an error if __COUNTER__
	is expanded inside a directive while -fdirectives-only is enabled.
	* Makefile.in (libcpp_a_OBJS): Add directives-only.o.
	(libcpp_a_SOURCES): Add directives-only.c.

	gcc/
	* c-ppoutput.c (print_lines_directives_only): New function.
	(scan_translation_unit_directives_only): New function.
	(preprocess_file): Add call to scan_translation_unit_directives_only.
	* c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
	(sanitize_cpp_opts): Add default flag_dump_macros setting for
	-fdirectives-only.  Add errors for -fdirectives-only conflict with
	-Wunused-macros and -traditional.
	(finish_options): Add builtin macro initialization for
	-fdirectives-only + -fpreprocessed.
	* c.opt (fdirectives-only): New.
	* doc/cppopts.texi (fdirectives-only): New.

	gcc/testsuite/
	* gcc.dg/cpp/counter-2.c: New test.
	* gcc.dg/cpp/counter-3.c: New test.
	* gcc.dg/cpp/dir-only-1.c: New test.
	* gcc.dg/cpp/dir-only-1.h: New file.
	* gcc.dg/cpp/dir-only-2.c: New test.
	* gcc.dg/cpp/dir-only-3.c: New test.
	* gcc.dg/cpp/dir-only-3a.h: New file.
	* gcc.dg/cpp/dir-only-3b.h: New file.
	* gcc.dg/cpp/dir-only-4.c: New test.
	* gcc.dg/cpp/dir-only-5.c: New test.
	* gcc.dg/cpp/dir-only-6.c: New test.

From-SVN: r127066

1 files changed, 6 insertions, 6 deletions

diff --git a/libcpp/Makefile.in b/libcpp/Makefile.in
index 166f1faaee0..960a42d56e3 100644
--- a/libcpp/Makefile.in
+++ b/libcpp/Makefile.in
@@ -69,14 +69,14 @@ INCLUDES = -I$(srcdir) -I. -I$(srcdir)/../include @INCINTL@ \
 
 ALL_CFLAGS = $(CFLAGS) $(WARN_CFLAGS) $(INCLUDES) $(CPPFLAGS)
 
-libcpp_a_OBJS = charset.o directives.o errors.o expr.o files.o \
-	identifiers.o init.o lex.o line-map.o macro.o mkdeps.o \
-	pch.o symtab.o traditional.o
+libcpp_a_OBJS = charset.o directives.o directives-only.o errors.o \
+	expr.o files.o identifiers.o init.o lex.o line-map.o macro.o \
+	mkdeps.o pch.o symtab.o traditional.o
 makedepend_OBJS = makedepend.o
 
-libcpp_a_SOURCES = charset.c directives.c errors.c expr.c files.c \
-	identifiers.c init.c lex.c line-map.c macro.c mkdeps.c \
-	pch.c symtab.c traditional.c
+libcpp_a_SOURCES = charset.c directives.c directives-only.c errors.c \
+	expr.c files.c identifiers.c init.c lex.c line-map.c macro.c \
+	mkdeps.c pch.c symtab.c traditional.c
 
 all: libcpp.a makedepend$(EXEEXT) $(USED_CATALOGS)