2007-08-06 H.J. Lu <hongjiu.lu@intel.com>

[pf3gnuchains/gcc-fork.git] / gcc / gcc.c

diff --git a/gcc/gcc.c b/gcc/gcc.c
index 32fb21b..3d44677 100644 (file)
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -7,7 +7,7 @@ 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 2, or (at your option) any later
+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
@@ -16,9 +16,8 @@ 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 COPYING.  If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA.
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.
 
 This paragraph is here to try to keep Sun CC from dying.
 The number of chars here seems crucial!!!!  */
@@ -4374,6 +4373,26 @@ static int input_from_pipe;
    arguments.  */
 static const char *suffix_subst;
 
+/* If there is an argument being accumulated, terminate it and store it.  */
+
+static void
+end_going_arg (void)
+{
+  if (arg_going)
+    {
+      const char *string;
+
+      obstack_1grow (&obstack, 0);
+      string = XOBFINISH (&obstack, const char *);
+      if (this_is_library_file)
+       string = find_file (string);
+      store_arg (string, delete_this_arg, this_is_output_file);
+      if (this_is_output_file)
+       outfiles[input_file_number] = string;
+      arg_going = 0;
+    }
+}
+
 /* Process the spec SPEC and run the commands specified therein.
    Returns 0 if the spec is successfully processed; -1 if failed.  */
 
@@ -4403,7 +4422,6 @@ do_spec (const char *spec)
 static int
 do_spec_2 (const char *spec)
 {
-  const char *string;
   int result;
 
   clear_args ();
@@ -4416,18 +4434,7 @@ do_spec_2 (const char *spec)
 
   result = do_spec_1 (spec, 0, NULL);
 
-  /* End any pending argument.  */
-  if (arg_going)
-    {
-      obstack_1grow (&obstack, 0);
-      string = XOBFINISH (&obstack, const char *);
-      if (this_is_library_file)
-       string = find_file (string);
-      store_arg (string, delete_this_arg, this_is_output_file);
-      if (this_is_output_file)
-       outfiles[input_file_number] = string;
-      arg_going = 0;
-    }
+  end_going_arg ();
 
   return result;
 }
@@ -4588,7 +4595,6 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
   const char *p = spec;
   int c;
   int i;
-  const char *string;
   int value;
 
   while ((c = *p++))
@@ -4597,19 +4603,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
     switch (inswitch ? 'a' : c)
       {
       case '\n':
-       /* End of line: finish any pending argument,
-          then run the pending command if one has been started.  */
-       if (arg_going)
-         {
-           obstack_1grow (&obstack, 0);
-           string = XOBFINISH (&obstack, const char *);
-           if (this_is_library_file)
-             string = find_file (string);
-           store_arg (string, delete_this_arg, this_is_output_file);
-           if (this_is_output_file)
-             outfiles[input_file_number] = string;
-         }
-       arg_going = 0;
+       end_going_arg ();
 
        if (argbuf_index > 0 && !strcmp (argbuf[argbuf_index - 1], "|"))
          {
@@ -4643,17 +4637,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
        break;
 
       case '|':
-       /* End any pending argument.  */
-       if (arg_going)
-         {
-           obstack_1grow (&obstack, 0);
-           string = XOBFINISH (&obstack, const char *);
-           if (this_is_library_file)
-             string = find_file (string);
-           store_arg (string, delete_this_arg, this_is_output_file);
-           if (this_is_output_file)
-             outfiles[input_file_number] = string;
-         }
+       end_going_arg ();
 
        /* Use pipe */
        obstack_1grow (&obstack, c);
@@ -4662,19 +4646,9 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
 
       case '\t':
       case ' ':
-       /* Space or tab ends an argument if one is pending.  */
-       if (arg_going)
-         {
-           obstack_1grow (&obstack, 0);
-           string = XOBFINISH (&obstack, const char *);
-           if (this_is_library_file)
-             string = find_file (string);
-           store_arg (string, delete_this_arg, this_is_output_file);
-           if (this_is_output_file)
-             outfiles[input_file_number] = string;
-         }
+       end_going_arg ();
+
        /* Reinitialize for a new argument.  */
-       arg_going = 0;
        delete_this_arg = 0;
        this_is_output_file = 0;
        this_is_library_file = 0;
@@ -4848,12 +4822,14 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
 
                if (save_temps_flag)
                  {
+                   char *tmp;
+                   
                    temp_filename_length = basename_length + suffix_length;
-                   temp_filename = alloca (temp_filename_length + 1);
-                   strncpy ((char *) temp_filename, input_basename, basename_length);
-                   strncpy ((char *) temp_filename + basename_length, suffix,
-                            suffix_length);
-                   *((char *) temp_filename + temp_filename_length) = '\0';
+                   tmp = alloca (temp_filename_length + 1);
+                   strncpy (tmp, input_basename, basename_length);
+                   strncpy (tmp + basename_length, suffix, suffix_length);
+                   tmp[temp_filename_length] = '\0';
+                   temp_filename = tmp;
                    if (strcmp (temp_filename, input_filename) != 0)
                      {
 #ifndef HOST_LACKS_INODE_NUMBERS
@@ -5100,18 +5076,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
              p = handle_braces (p + 1);
              if (p == 0)
                return -1;
-             /* End any pending argument.  */
-             if (arg_going)
-               {
-                 obstack_1grow (&obstack, 0);
-                 string = XOBFINISH (&obstack, const char *);
-                 if (this_is_library_file)
-                   string = find_file (string);
-                 store_arg (string, delete_this_arg, this_is_output_file);
-                 if (this_is_output_file)
-                   outfiles[input_file_number] = string;
-                 arg_going = 0;
-               }
+             end_going_arg ();
              /* If any args were output, mark the last one for deletion
                 on failure.  */
              if (argbuf_index != cur_index)
@@ -5430,17 +5395,8 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
 
   /* End of string.  If we are processing a spec function, we need to
      end any pending argument.  */
-  if (processing_spec_function && arg_going)
-    {
-      obstack_1grow (&obstack, 0);
-      string = XOBFINISH (&obstack, const char *);
-      if (this_is_library_file)
-        string = find_file (string);
-      store_arg (string, delete_this_arg, this_is_output_file);
-      if (this_is_output_file)
-        outfiles[input_file_number] = string;
-      arg_going = 0;
-    }
+  if (processing_spec_function)
+    end_going_arg ();
 
   return 0;
 }