compiler: Add -fgo-relative-import-path.

	* lang.opt (-fgo-relative-import-path): New option.
	* go-lang.c (go_relative_import_path): New static variable.
	(go_langhook_init): Pass go_relative_import_path to
	go_create_gogo.
	(go_langhook_handle_option): Handle -fgo-relative-import-path.
	* go-c.h (go_create_gogo): Update declaration.
	* gccgo.texi (Invoking gccgo): Document
	-fgo-relative-import-path.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193008 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 7 insertions, 1 deletions

diff --git a/gcc/go/go-lang.c b/gcc/go/go-lang.c
index 8aa056fc32f..f5229bbc451 100644
--- a/gcc/go/go-lang.c
+++ b/gcc/go/go-lang.c
@@ -85,6 +85,7 @@ struct GTY(()) language_function
 
 static const char *go_pkgpath = NULL;
 static const char *go_prefix = NULL;
+static const char *go_relative_import_path = NULL;
 
 /* Language hooks.  */
 
@@ -101,7 +102,8 @@ go_langhook_init (void)
      to, e.g., unsigned_char_type_node) but before calling
      build_common_builtin_nodes (because it calls, indirectly,
      go_type_for_size).  */
-  go_create_gogo (INT_TYPE_SIZE, POINTER_SIZE, go_pkgpath, go_prefix);
+  go_create_gogo (INT_TYPE_SIZE, POINTER_SIZE, go_pkgpath, go_prefix,
+		  go_relative_import_path);
 
   build_common_builtin_nodes ();
 
@@ -240,6 +242,10 @@ go_langhook_handle_option (
       go_prefix = arg;
       break;
 
+    case OPT_fgo_relative_import_path_:
+      go_relative_import_path = arg;
+      break;
+
     default:
       /* Just return 1 to indicate that the option is valid.  */
       break;