Add --remap-inputs option to the BFD linker.

  PR 30374
  * ldfile.c (struct input_remap): New structure. (ldfile_add_remap): New function. (ldfile_remap_input_free): New function. (ldfile_add_remap_file): New function. (ldfile_possibly_remap_input): New function. (ldfile_print_input_remaps): New function. * ldfile.h: Add prototypes for new functions.
  * ldlang.c (new_afile): Call ldfile_possibly_remap_input. (lang_finish): Call ldfile_remap_input_free. (lang_map): Call ldfile_print_input_remaps.
  * ldlex.h (OPTION_REMAP_INPUTS, OPTION_REMAP_INPUTS_FILE): Define.
  * lexsup.c (ld_options): Add --remap-inputs-file and --remap-inputs. (parse_args): Handle new options.
  * NEWS: Mention the new feature.
  * ld.texi: Document the new options.
  * testsuite/ld-misc/input-remap.exp: New test driver.
  * testsuite/ld-misc/remaps.r: New file: Expected linker output.
  * testsuite/ld-misc/remaps.txt: New file.  Input remaps file.

1 files changed, 2 insertions, 0 deletions

diff --git a/ld/ldlex.h b/ld/ldlex.h
index be942ec..87cac02 100644
--- a/ld/ldlex.h
+++ b/ld/ldlex.h
@@ -174,6 +174,8 @@ enum option_values
   OPTION_NO_WARN_RWX_SEGMENTS,
   OPTION_ENABLE_LINKER_VERSION,
   OPTION_DISABLE_LINKER_VERSION,
+  OPTION_REMAP_INPUTS,
+  OPTION_REMAP_INPUTS_FILE,
 };
 
 /* The initial parser states.  */