separated by commas.
(ifile_p1): Add EXTERN.
* ldlex.l: Accept EXTERN in BOTH and SCRIPT mode as well as MRI
mode.
* ld.texinfo (Options): Mention that EXTERN is equivalent to -u.
(Miscellaneous Commands): Document EXTERN.
* ldlang.h (struct lang_nocrossref): Define.
(struct lang_nocrossrefs): Define.
(nocrossref_list): Declare.
(lang_add_nocrossref): Declare.
* ldlex.l: Recognize NOCROSSREFS keyword.
* ldgram.y (%union): Add nocrossref field.
(NOCROSSREFS): New terminal.
(ifile_p1): Recognize NOCROSSREFS.
(nocrossref_list): New nonterminal.
* ldlang.c (nocrossref_list): Define.
(lang_add_nocrossref): New function.
* ldmain.c (main): If nocrossref_list is not NULL, call
check_nocrossrefs.
(warning_callback): Free symbols if there is no place to store
them.
(notice): Call add_cref if nocrossref_list is not NULL.
* ldcref.c: Include "ldexp.h" and "ldlang.h".
(check_nocrossrefs): New function.
(check_nocrossref): New static function.
(struct check_refs_info): Define.
(check_refs, check_reloc_refs): New static functions.
* Makefile.in: Rebuild dependencies.
* ld.texinfo (Option Commands): Document NOCROSSREFS.
* ldlex.l: Remove unused definition of FILENAME. Add definition
of WILDCHAR. In SCRIPT mode, accept any sequence of WILDCHAR as a
NAME.
* ldgram.y (file_NAME_list): Accept '*' and '?' specially.
(input_section_spec): Accept '?' specially.
(statement): Change exp to mustbe_exp in length and FILL cases.
(section): Call ldlex_script before section statements, and call
ldlex_popstate after them.
* ldlang.c: Include "fnmatch.h".
(wildcardp): New static function.
(wild_section): Permit the section name to be a wildcard.
(wild_file): New static function, broken out of wild.
(wild): Call wild_file. Permit the file name to be a wildcard.
(open_input_bfds): Don't call lookup_name for a wildcard pattern.
* Makefile.in: Rebuild dependencies.
(CFILES): Add fnmatch.c.
(HFILES): Add fnmatch.h.
(OFILES): Add fnmatch.o.
* ld.texinfo: Document that file and section names can now be
wildcard patterns.
* ldlang.c (lang_place_orphans): Correct condition: place a common
section if not relocateable or if common definitions are forced.
