configure.ac: Skip C if explicitly selected.

toplevel/
	* configure.ac: Skip C if explicitly selected.
	* configure: Regenerate.

gcc/
	* configure.ac: Remove special gtfiles case for C.
	* configure: Regenerate.
	* Makefile.in: Remove C front-end hooks and build hooks that
	will be picked up from c/Make-lang.in now.
	Add tree-mudflap to C_COMMON_OBJS.
	* gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
	* config/vms/vms.c: Look for c-tree.h in c/.
	* doc/gty.texi: Remove reference to c-config-lang.in.
	* doc/sourcebuild.texi: Document the c/ subdirectory.

c/
	* Make-lang.in: New file, rules migrated from gcc/Makefile.in
	and add language Makefile hooks.
	* config-lang.in: New file.
	* c-config-lang.in: Moved from gcc/config-lang.in to here, and
	add the required "normal" config-lang.in rules.
	* c-lang.h: Moved from gcc/ to here.
	* c-tree.h: Likewise.
	* c-objc-common.c: Likewise.
	* c-objc-common.h: Likewise.
	* c-typeck.c: Likewise.
	* c-convert.c: Likewise.
	* c-lang.c: Likewise.
	* c-aux-info.c: Likewise.
	* c-errors.c: Likewise.
	* gccspec.c: Likewise.
	* c-decl.c: Likewise.  Include gt-c-c-decl.h, not gt-c-decl.h.
	* c-parser.c: Likewise.  Include gt-c-c-parser.h, not gt-c-parser.h.

c-family/
	* cppspec.c: Moved from gcc/ to here.

objc/
	* Make-ang.in: Adjust for move of C front-end files.
	* config-lang.in: Likewise.
	* objc-encoding.c: Look for cp-tree.h in cp/, and for c-tree.h
	and c-lang.h in c/.
	* objc-runtime-shared-support.c: Likewise.
	* objc-next-runtime-abi-01.c: Likewise.
	* objc-next-runtime-abi-02.c: Likewise.
	* objc-gnu-runtime-abi-01.c: Likewise.
	* objc-act.c: Likewise.
	* objc-lang.c: Likewise.

cp/
	* Make-lang.in: Remove tree-mudflap.o from CXX_AND_OBJCXX_OBJS.

From-SVN: r189080

1 files changed, 0 insertions, 198 deletions

diff --git a/gcc/cppspec.c b/gcc/cppspec.c
deleted file mode 100644
index c9ff70e..0000000
--- a/gcc/cppspec.c
+++ /dev/null
@@ -1,198 +0,0 @@
-/* Specific flags and argument handling of the C preprocessor.
-   Copyright (C) 1999, 2007, 2010, 2011 Free Software Foundation, Inc.
-
-This file is part of GCC.
-
-GCC is free software; you can redistribute it and/or modify it under
-the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 3, or (at your option) any later
-version.
-
-GCC is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY; without even the implied warranty of MERCHANTABILITY or
-FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-for more details.
-
-You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING3.  If not see
-<http://www.gnu.org/licenses/>.  */
-
-#include "config.h"
-#include "system.h"
-#include "coretypes.h"
-#include "tm.h"
-#include "gcc.h"
-#include "opts.h"
-
-/* The `cpp' executable installed in $(bindir) and $(cpp_install_dir)
-   is a customized version of the gcc driver.  It forces -E; -S and -c
-   are errors.  It defaults to -x c for files with unrecognized
-   extensions, unless -x options appear in argv, in which case we
-   assume the user knows what they're doing.  If no explicit input is
-   mentioned, it will read stdin.  */
-
-/* Suffixes for known sorts of input files.  Note that we do not list
-   files which are normally considered to have been preprocessed already,
-   since the user's expectation is that `cpp' always preprocesses.  */
-static const char *const known_suffixes[] =
-{
-  ".c",  ".C",   ".S",   ".m",
-  ".cc", ".cxx", ".cpp", ".cp",  ".c++",
-  ".sx",
-  NULL
-};
-
-/* Filter the command line before processing by the gcc driver proper.  */
-void
-lang_specific_driver (struct cl_decoded_option **in_decoded_options,
-		      unsigned int *in_decoded_options_count,
-		      int *in_added_libraries ATTRIBUTE_UNUSED)
-{
-  struct cl_decoded_option *decoded_options = *in_decoded_options;
-  unsigned int argc = *in_decoded_options_count;
-
-  /* Do we need to read stdin? */
-  int read_stdin = 1;
-
-  /* Do we need to insert -E? */
-  int need_E = 1;
-
-  /* Have we seen an input file? */
-  int seen_input = 0;
-
-  /* Positions to insert -xc, -xassembler-with-cpp, and -o, if necessary.
-     0 means unnecessary.  */
-  unsigned int lang_c_here = 0;
-  unsigned int lang_S_here = 0;
-  unsigned int o_here = 0;
-
-  /* Do we need to fix up an input file with an unrecognized suffix? */
-  int need_fixups = 1;
-
-  unsigned int i, j;
-  struct cl_decoded_option *new_decoded_options;
-  unsigned int new_argc;
-  extern int is_cpp_driver;
-
-  is_cpp_driver = 1;
-
-  /* First pass.  If we see an -S or -c, barf.  If we see an input file,
-     turn off read_stdin.  If we see a second input file, it is actually
-     the output file.  If we see a third input file, barf.  */
-  for (i = 1; i < argc; i++)
-    {
-      switch (decoded_options[i].opt_index)
-	{
-	case OPT_E:
-	  need_E = 0;
-	  break;
-
-	case OPT_S:
-	case OPT_c:
-	  fatal_error ("%qs is not a valid option to the preprocessor",
-		       decoded_options[i].orig_option_with_args_text);
-	  return;
-
-	case OPT_x:
-	  need_fixups = 0;
-	  break;
-
-	case OPT_SPECIAL_input_file:
-	  {
-	    const char *file = decoded_options[i].arg;
-
-	    if (strcmp (file, "-") == 0)
-	      read_stdin = 0;
-	    else
-	      {
-		seen_input++;
-		if (seen_input == 3)
-		  {
-		    fatal_error ("too many input files");
-		    return;
-		  }
-		else if (seen_input == 2)
-		  {
-		    o_here = i;
-		  }
-		else
-		  {
-		    read_stdin = 0;
-		    if (need_fixups)
-		      {
-			int l = strlen (file);
-			int known = 0;
-			const char *const *suff;
-
-			for (suff = known_suffixes; *suff; suff++)
-			  if (!strcmp (*suff, &file[l - strlen(*suff)]))
-			    {
-			      known = 1;
-			      break;
-			    }
-
-			if (! known)
-			  {
-			    /* .s files are a special case; we have to
-			       treat them like .S files so
-			       -D__ASSEMBLER__ will be in effect.  */
-			    if (!strcmp (".s", &file[l - 2]))
-			      lang_S_here = i;
-			    else
-			      lang_c_here = i;
-			  }
-		      }
-		  }
-	      }
-	  }
-	  break;
-	}
-    }
-
-  /* If we don't need to edit the command line, we can bail early.  */
-
-  new_argc = argc + need_E + read_stdin + !!lang_c_here + !!lang_S_here;
-
-  if (new_argc == argc && !o_here)
-    return;
-
-  new_decoded_options = XNEWVEC (struct cl_decoded_option, new_argc);
-
-  new_decoded_options[0] = decoded_options[0];
-  j = 1;
-
-  if (need_E)
-    generate_option (OPT_E, NULL, 1, CL_DRIVER, &new_decoded_options[j++]);
-
-  for (i = 1; i < argc; i++, j++)
-    {
-      if (i == lang_c_here)
-	generate_option (OPT_x, "c", 1, CL_DRIVER, &new_decoded_options[j++]);
-      else if (i == lang_S_here)
-	generate_option (OPT_x, "assembler-with-cpp", 1, CL_DRIVER,
-			 &new_decoded_options[j++]);
-      else if (i == o_here)
-	{
-	  generate_option (OPT_o, decoded_options[i].arg, 1, CL_DRIVER,
-			   &new_decoded_options[j]);
-	  continue;
-	}
-
-      new_decoded_options[j] = decoded_options[i];
-    }
-
-  if (read_stdin)
-    generate_option_input_file ("-", &new_decoded_options[j++]);
-
-  *in_decoded_options_count = new_argc;
-  *in_decoded_options = new_decoded_options;
-}
-
-/* Called before linking.  Returns 0 on success and -1 on failure.  */
-int lang_specific_pre_link (void)
-{
-  return 0;  /* Not used for cpp.  */
-}
-
-/* Number of extra output files that lang_specific_pre_link may generate.  */
-int lang_specific_extra_outfiles = 0;  /* Not used for cpp.  */