*** empty log message ***

From-SVN: r981

diff --git a/gcc/cccp.c b/gcc/cccp.c
index 00c33802059fac3169d7cab501f5badef31b107a..4487af180faf0f8b78143041d59f99c6473659cb 100644 (file)
--- a/gcc/cccp.c
+++ b/gcc/cccp.c
@@ -524,6 +524,10 @@ static struct file_name_list *dont_repeat_files = 0;
    around the entire contents, and ->control_macro gives the macro name.  */
 static struct file_name_list *all_include_files = 0;
 
+/* Directory prefix that should replace `/usr' in the standard
+   include file directories.  */
+static char *include_prefix;
+
 /* Global list of strings read in from precompiled files.  This list
    is kept in the order the strings are read in, with new strings being
    added at the end through stringlist_tailp.  We use this list to output
@@ -1002,6 +1006,12 @@ main (argc, argv)
          else
            pend_files[i] = argv[i+1], i++;
        }
+       if (!strcmp (argv[i], "-iprefix")) {
+         if (i + 1 == argc)
+           fatal ("Filename missing after -iprefix option");
+         else
+           include_prefix = argv[++i];
+       }
        /* Add directory to end of path for includes.  */
        if (!strcmp (argv[i], "-idirafter")) {
          struct file_name_list *dirtmp;
@@ -1511,7 +1521,7 @@ main (argc, argv)
      tack on the standard include file dirs to the specified list */
   if (!no_standard_includes) {
     struct default_include *p = include_defaults;
-    char *specd_prefix = getenv ("GCC_EXEC_PREFIX");
+    char *specd_prefix = include_prefix;
     char *default_prefix = savestring (GCC_INCLUDE_DIR);
     int default_len = 0;
     /* Remove the `include' from /usr/local/lib/gcc.../include.  */