X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=ld%2Fldlex.l;h=44148cef3cfa40744c1b1199e381bba5bcbff74a;hb=98f9338a584c5f68595fc97e692e83f700c8da3d;hp=113db13719c0e34fa917c06f39a85067dccf9f3c;hpb=e98fe4f7b54cbdf29aef9287bbb1bea8801dd05a;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/ldlex.l b/ld/ldlex.l
index 113db13719..44148cef3c 100644
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -1,58 +1,47 @@
-%{
-
-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 1998
-   Free Software Foundation, Inc.
-
-This file is part of GLD, the Gnu Linker.
-
-GLD 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 version.
+%option nounput noyywrap
 
-GLD is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or 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 GLD; see the file COPYING.  If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+   Written by Steve Chamberlain of Cygnus Support.
 
-/*
-This was written by steve chamberlain
-                    sac@cygnus.com
-*/
+   This file is part of the GNU Binutils.
 
+   This program 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 3 of the License, or
+   (at your option) any later version.
 
-#include <ansidecl.h>
-#include <stdio.h>
-#include <ctype.h>
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
-#ifdef MPW
-/* Prevent enum redefinition problems. */
-#define TRUE_FALSE_ALREADY_DEFINED
-#endif /* MPW */
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
 
 #include "bfd.h"
-#include "sysdep.h"
+#include "safe-ctype.h"
+#include "bfdlink.h"
+#include "ctf-api.h"
 #include "ld.h"
-#include "ldgram.h"
 #include "ldmisc.h"
 #include "ldexp.h"
 #include "ldlang.h"
+#include <ldgram.h>
 #include "ldfile.h"
 #include "ldlex.h"
 #include "ldmain.h"
+#include "libiberty.h"
 
 /* The type of top-level parser input.
    yylex and yyparse (indirectly) both check this.  */
 input_type parser_input;
 
-/* Line number in the current input file.
-   (FIXME Actually, it doesn't appear to get reset for each file?)  */
-unsigned int lineno = 1;
+/* Line number in the current input file.  */
+unsigned int lineno;
 
 /* The string we are currently lexing, or NULL if we are reading a
    file.  */
@@ -67,56 +56,55 @@ const char *lex_string = NULL;
    Otherwise, stack elements 0 through `include_stack_ptr - 1' are valid.  */
 
 #undef YY_INPUT
-#define YY_INPUT(buf,result,max_size) yy_input(buf, &result, max_size)
+#define YY_INPUT(buf,result,max_size) result = yy_input (buf, max_size)
+
+#ifndef YY_NO_UNPUT
+#define YY_NO_UNPUT
+#endif
 
 #define MAX_INCLUDE_DEPTH 10
 static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
 static const char *file_name_stack[MAX_INCLUDE_DEPTH];
 static unsigned int lineno_stack[MAX_INCLUDE_DEPTH];
+static unsigned int sysrooted_stack[MAX_INCLUDE_DEPTH];
 static unsigned int include_stack_ptr = 0;
+static int vers_node_nesting = 0;
 
-static YY_BUFFER_STATE yy_create_string_buffer PARAMS ((const char *string,
-							size_t size));
-static void yy_input PARAMS ((char *, int *result, int max_size));
-
-static void comment PARAMS ((void));
-static void lex_warn_invalid PARAMS ((char *where, char *what));
+static int yy_input (char *, int);
+static void comment (void);
+static void lex_warn_invalid (char *where, char *what);
 
-/* STATES 
+/* STATES
 	EXPRESSION	definitely in an expression
 	SCRIPT		definitely in a script
+	INPUTLIST	definitely in a script, a filename-list
 	BOTH		either EXPRESSION or SCRIPT
 	DEFSYMEXP	in an argument to -defsym
-        MRI             in an MRI script
+	MRI		in an MRI script
 	VERS_START	starting a Sun style mapfile
 	VERS_SCRIPT	a Sun style mapfile
 	VERS_NODE	a node within a Sun style mapfile
 */
 #define RTOKEN(x)  {  yylval.token = x; return x; }
 
-/* Some versions of flex want this.  */
-#ifndef yywrap
-int yywrap () { return 1; }
-#endif
 %}
 
 %a 4000
 %o 5000
 
-CMDFILENAMECHAR   [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\-\~]
-CMDFILENAMECHAR1  [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\~]
-FILENAMECHAR1	[_a-zA-Z\/\.\\\$\_\~]
-SYMBOLCHARN     [_a-zA-Z\/\.\\\$\_\~0-9]
-FILENAMECHAR	[_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~]
-WILDCHAR	[_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*]
-WHITE		[ \t\n\r]+ 
-
-NOCFILENAMECHAR	[_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
+WILDCHAR	[_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]\,\=\?\*\^\!]
+FILENAMECHAR	[_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]\,\=]
+NOCFILENAMECHAR	[_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]]
+SYMBOLNAMECHAR  [_a-zA-Z0-9\/\.\\\$\~]
+FILENAMECHAR1	[_a-zA-Z\/\.\\\$\~]
+SYMBOLNAMECHAR1	[_a-zA-Z\.\\\$]
+WHITE		[ \t\n\r]+
 
 V_TAG [.$_a-zA-Z][._a-zA-Z0-9]*
-V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
+V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 
 %s SCRIPT
+%s INPUTLIST
 %s EXPRESSION
 %s BOTH
 %s DEFSYMEXP
@@ -136,28 +124,31 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 	case input_script: return INPUT_SCRIPT; break;
 	case input_mri_script: return INPUT_MRI_SCRIPT; break;
 	case input_version_script: return INPUT_VERSION_SCRIPT; break;
+	case input_dynamic_list: return INPUT_DYNAMIC_LIST; break;
 	case input_defsym: return INPUT_DEFSYM; break;
 	default: abort ();
 	}
     }
 
-<BOTH,SCRIPT,EXPRESSION>"/*"	{ comment(); }
+<BOTH,SCRIPT,EXPRESSION,VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>"/*"	{ comment (); }
 
 
-<DEFSYMEXP>"-"                  { RTOKEN('-');}
-<DEFSYMEXP>"+"                  { RTOKEN('+');}
-<DEFSYMEXP>{FILENAMECHAR1}{SYMBOLCHARN}*   { yylval.name = buystring(yytext); return NAME; }
-<DEFSYMEXP>"="                  { RTOKEN('='); }
+<DEFSYMEXP>"-"			{ RTOKEN('-');}
+<DEFSYMEXP>"+"			{ RTOKEN('+');}
+<DEFSYMEXP>{SYMBOLNAMECHAR1}{SYMBOLNAMECHAR}* { yylval.name = xstrdup (yytext);
+						return NAME; }
+<DEFSYMEXP>"="			{ RTOKEN('='); }
 
 <MRI,EXPRESSION>"$"([0-9A-Fa-f])+ {
-  				yylval.integer = bfd_scan_vma (yytext+1, 0,16);
+				yylval.integer = bfd_scan_vma (yytext + 1, 0, 16);
+				yylval.bigint.str = NULL;
 				return INT;
 			}
 
 <MRI,EXPRESSION>([0-9A-Fa-f])+(H|h|X|x|B|b|O|o|D|d) {
 				   int ibase ;
-				   switch (yytext[yyleng-1]) {
-				    case 'X': 
+				   switch (yytext[yyleng - 1]) {
+				    case 'X':
 				    case 'x':
 				    case 'H':
 				    case 'h':
@@ -176,20 +167,36 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 				   }
 				   yylval.integer = bfd_scan_vma (yytext, 0,
 								  ibase);
+				   yylval.bigint.str = NULL;
 				   return INT;
 				 }
-<SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>((("$"|"0x")([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? {
+<SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>((("$"|0[xX])([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? {
 				  char *s = yytext;
+				  int ibase = 0;
 
 				  if (*s == '$')
-				    ++s;
-				  yylval.integer = bfd_scan_vma (s, 0, 0);
-				  if (yytext[yyleng-1] == 'M'
-				      || yytext[yyleng-1] == 'm')
-				    yylval.integer *= 1024 * 1024;
-				  if (yytext[yyleng-1] == 'K' 
-				      || yytext[yyleng-1]=='k')
-				    yylval.integer *= 1024;
+				    {
+				      ++s;
+				      ibase = 16;
+				    }
+				  yylval.integer = bfd_scan_vma (s, 0, ibase);
+				  yylval.bigint.str = NULL;
+				  if (yytext[yyleng - 1] == 'M'
+				      || yytext[yyleng - 1] == 'm')
+				    {
+				      yylval.integer *= 1024 * 1024;
+				    }
+				  else if (yytext[yyleng - 1] == 'K'
+				      || yytext[yyleng - 1]=='k')
+				    {
+				      yylval.integer *= 1024;
+				    }
+				  else if (yytext[0] == '0'
+					   && (yytext[1] == 'x'
+					       || yytext[1] == 'X'))
+				    {
+				      yylval.bigint.str = xstrdup (yytext + 2);
+				    }
 				  return INT;
 				}
 <BOTH,SCRIPT,EXPRESSION,MRI>"]"		{ RTOKEN(']');}
@@ -211,7 +218,7 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 <BOTH,SCRIPT,EXPRESSION,MRI>"|="	{ RTOKEN(OREQ);}
 <BOTH,SCRIPT,EXPRESSION,MRI>"&&"	{ RTOKEN(ANDAND);}
 <BOTH,SCRIPT,EXPRESSION,MRI>">"		{ RTOKEN('>');}
-<BOTH,SCRIPT,EXPRESSION,MRI>","		{ RTOKEN(',');}
+<BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>","		{ RTOKEN(',');}
 <BOTH,SCRIPT,EXPRESSION,MRI>"&"		{ RTOKEN('&');}
 <BOTH,SCRIPT,EXPRESSION,MRI>"|"		{ RTOKEN('|');}
 <BOTH,SCRIPT,EXPRESSION,MRI>"~"		{ RTOKEN('~');}
@@ -223,124 +230,171 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 <BOTH,SCRIPT,EXPRESSION,MRI>"/"		{ RTOKEN('/');}
 <BOTH,SCRIPT,EXPRESSION,MRI>"%"		{ RTOKEN('%');}
 <BOTH,SCRIPT,EXPRESSION,MRI>"<"		{ RTOKEN('<');}
-<BOTH,SCRIPT,EXPRESSION,MRI>"="          { RTOKEN('=');}
-<BOTH,SCRIPT,EXPRESSION,MRI>"}"			{ RTOKEN('}') ; }
-<BOTH,SCRIPT,EXPRESSION,MRI>"{"			{ RTOKEN('{'); }
-<BOTH,SCRIPT,EXPRESSION,MRI>")"			{ RTOKEN(')');}
-<BOTH,SCRIPT,EXPRESSION,MRI>"("			{ RTOKEN('(');}
+<BOTH,SCRIPT,EXPRESSION,MRI>"="		{ RTOKEN('=');}
+<BOTH,SCRIPT,EXPRESSION,MRI>"}"		{ RTOKEN('}') ; }
+<BOTH,SCRIPT,EXPRESSION,MRI>"{"		{ RTOKEN('{'); }
+<BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>")"		{ RTOKEN(')');}
+<BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>"("		{ RTOKEN('(');}
 <BOTH,SCRIPT,EXPRESSION,MRI>":"		{ RTOKEN(':'); }
 <BOTH,SCRIPT,EXPRESSION,MRI>";"		{ RTOKEN(';');}
-<BOTH,SCRIPT>"MEMORY"		{ RTOKEN(MEMORY);}
-<BOTH,SCRIPT>"ORIGIN"		{ RTOKEN(ORIGIN);}
-<BOTH,SCRIPT>"VERSION"		{ RTOKEN(VERSIONK);}
+<BOTH,SCRIPT>"MEMORY"			{ RTOKEN(MEMORY);}
+<BOTH,SCRIPT>"REGION_ALIAS"		{ RTOKEN(REGION_ALIAS);}
+<BOTH,SCRIPT>"LD_FEATURE"		{ RTOKEN(LD_FEATURE);}
+<BOTH,SCRIPT,EXPRESSION>"ORIGIN"	{ RTOKEN(ORIGIN);}
+<BOTH,SCRIPT>"VERSION"			{ RTOKEN(VERSIONK);}
 <EXPRESSION,BOTH,SCRIPT>"BLOCK"		{ RTOKEN(BLOCK);}
 <EXPRESSION,BOTH,SCRIPT>"BIND"		{ RTOKEN(BIND);}
-<BOTH,SCRIPT>"LENGTH"		{ RTOKEN(LENGTH);}
-<EXPRESSION,BOTH,SCRIPT>"ALIGN"			{ RTOKEN(ALIGN_K);}
-<EXPRESSION,BOTH,SCRIPT>"ADDR"			{ RTOKEN(ADDR);}
-<EXPRESSION,BOTH,SCRIPT>"LOADADDR"		{ RTOKEN(LOADADDR);}
+<BOTH,SCRIPT,EXPRESSION>"LENGTH"	{ RTOKEN(LENGTH);}
+<EXPRESSION,BOTH,SCRIPT>"ALIGN"		{ RTOKEN(ALIGN_K);}
+<EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_ALIGN"	{ RTOKEN(DATA_SEGMENT_ALIGN);}
+<EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_RELRO_END"	{ RTOKEN(DATA_SEGMENT_RELRO_END);}
+<EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_END"	{ RTOKEN(DATA_SEGMENT_END);}
+<EXPRESSION,BOTH,SCRIPT>"ADDR"		{ RTOKEN(ADDR);}
+<EXPRESSION,BOTH,SCRIPT>"LOADADDR"	{ RTOKEN(LOADADDR);}
+<EXPRESSION,BOTH,SCRIPT>"ALIGNOF"	{ RTOKEN(ALIGNOF); }
 <EXPRESSION,BOTH>"MAX"			{ RTOKEN(MAX_K); }
 <EXPRESSION,BOTH>"MIN"			{ RTOKEN(MIN_K); }
+<EXPRESSION,BOTH>"LOG2CEIL"		{ RTOKEN(LOG2CEIL); }
+<EXPRESSION,BOTH,SCRIPT>"ASSERT"	{ RTOKEN(ASSERT_K); }
 <BOTH,SCRIPT>"ENTRY"			{ RTOKEN(ENTRY);}
 <BOTH,SCRIPT,MRI>"EXTERN"		{ RTOKEN(EXTERN);}
-<EXPRESSION,BOTH,SCRIPT>"NEXT"			{ RTOKEN(NEXT);}
+<EXPRESSION,BOTH,SCRIPT>"NEXT"		{ RTOKEN(NEXT);}
 <EXPRESSION,BOTH,SCRIPT>"sizeof_headers"	{ RTOKEN(SIZEOF_HEADERS);}
 <EXPRESSION,BOTH,SCRIPT>"SIZEOF_HEADERS"	{ RTOKEN(SIZEOF_HEADERS);}
+<EXPRESSION,BOTH,SCRIPT>"SEGMENT_START" { RTOKEN(SEGMENT_START);}
 <BOTH,SCRIPT>"MAP"			{ RTOKEN(MAP);}
-<EXPRESSION,BOTH,SCRIPT>"SIZEOF"		{ RTOKEN(SIZEOF);}
-<BOTH,SCRIPT>"TARGET"		{ RTOKEN(TARGET_K);}
+<EXPRESSION,BOTH,SCRIPT>"SIZEOF"	{ RTOKEN(SIZEOF);}
+<BOTH,SCRIPT>"TARGET"			{ RTOKEN(TARGET_K);}
 <BOTH,SCRIPT>"SEARCH_DIR"		{ RTOKEN(SEARCH_DIR);}
-<BOTH,SCRIPT>"OUTPUT"		{ RTOKEN(OUTPUT);}
+<BOTH,SCRIPT>"OUTPUT"			{ RTOKEN(OUTPUT);}
 <BOTH,SCRIPT>"INPUT"			{ RTOKEN(INPUT);}
 <EXPRESSION,BOTH,SCRIPT>"GROUP"		{ RTOKEN(GROUP);}
-<EXPRESSION,BOTH,SCRIPT>"DEFINED"		{ RTOKEN(DEFINED);}
+<EXPRESSION,BOTH,SCRIPT,INPUTLIST>"AS_NEEDED"	{ RTOKEN(AS_NEEDED);}
+<EXPRESSION,BOTH,SCRIPT>"DEFINED"	{ RTOKEN(DEFINED);}
 <BOTH,SCRIPT>"CREATE_OBJECT_SYMBOLS"	{ RTOKEN(CREATE_OBJECT_SYMBOLS);}
 <BOTH,SCRIPT>"CONSTRUCTORS"		{ RTOKEN( CONSTRUCTORS);}
-<BOTH,SCRIPT>"FORCE_COMMON_ALLOCATION" { RTOKEN(FORCE_COMMON_ALLOCATION);}
-<BOTH,SCRIPT>"SECTIONS"		{ RTOKEN(SECTIONS);}
+<BOTH,SCRIPT>"FORCE_COMMON_ALLOCATION"	{ RTOKEN(FORCE_COMMON_ALLOCATION);}
+<BOTH,SCRIPT>"FORCE_GROUP_ALLOCATION"	{ RTOKEN(FORCE_GROUP_ALLOCATION);}
+<BOTH,SCRIPT>"INHIBIT_COMMON_ALLOCATION" { RTOKEN(INHIBIT_COMMON_ALLOCATION);}
+<BOTH,SCRIPT>"SECTIONS"			{ RTOKEN(SECTIONS);}
+<BOTH,SCRIPT>"INSERT"			{ RTOKEN(INSERT_K);}
+<BOTH,SCRIPT>"AFTER"			{ RTOKEN(AFTER);}
+<BOTH,SCRIPT>"BEFORE"			{ RTOKEN(BEFORE);}
 <BOTH,SCRIPT>"FILL"			{ RTOKEN(FILL);}
-<BOTH,SCRIPT>"STARTUP"		{ RTOKEN(STARTUP);}
+<BOTH,SCRIPT>"STARTUP"			{ RTOKEN(STARTUP);}
 <BOTH,SCRIPT>"OUTPUT_FORMAT"		{ RTOKEN(OUTPUT_FORMAT);}
 <BOTH,SCRIPT>"OUTPUT_ARCH"		{ RTOKEN( OUTPUT_ARCH);}
 <BOTH,SCRIPT>"HLL"			{ RTOKEN(HLL);}
-<BOTH,SCRIPT>"SYSLIB"		{ RTOKEN(SYSLIB);}
+<BOTH,SCRIPT>"SYSLIB"			{ RTOKEN(SYSLIB);}
 <BOTH,SCRIPT>"FLOAT"			{ RTOKEN(FLOAT);}
 <BOTH,SCRIPT>"QUAD"			{ RTOKEN( QUAD);}
 <BOTH,SCRIPT>"SQUAD"			{ RTOKEN( SQUAD);}
 <BOTH,SCRIPT>"LONG"			{ RTOKEN( LONG);}
 <BOTH,SCRIPT>"SHORT"			{ RTOKEN( SHORT);}
 <BOTH,SCRIPT>"BYTE"			{ RTOKEN( BYTE);}
-<BOTH,SCRIPT>"NOFLOAT"		{ RTOKEN(NOFLOAT);}
+<BOTH,SCRIPT>"NOFLOAT"			{ RTOKEN(NOFLOAT);}
 <EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS"	{ RTOKEN(NOCROSSREFS);}
+<EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS_TO" { RTOKEN(NOCROSSREFS_TO);}
 <BOTH,SCRIPT>"OVERLAY"			{ RTOKEN(OVERLAY); }
-<BOTH,SCRIPT>"SORT"			{ RTOKEN(SORT); }
+<BOTH,SCRIPT>"SORT_BY_NAME"		{ RTOKEN(SORT_BY_NAME); }
+<BOTH,SCRIPT>"SORT_BY_ALIGNMENT"	{ RTOKEN(SORT_BY_ALIGNMENT); }
+<BOTH,SCRIPT>"SORT"			{ RTOKEN(SORT_BY_NAME); }
+<BOTH,SCRIPT>"SORT_BY_INIT_PRIORITY"	{ RTOKEN(SORT_BY_INIT_PRIORITY); }
+<BOTH,SCRIPT>"SORT_NONE"		{ RTOKEN(SORT_NONE); }
 <EXPRESSION,BOTH,SCRIPT>"NOLOAD"	{ RTOKEN(NOLOAD);}
 <EXPRESSION,BOTH,SCRIPT>"DSECT"		{ RTOKEN(DSECT);}
 <EXPRESSION,BOTH,SCRIPT>"COPY"		{ RTOKEN(COPY);}
 <EXPRESSION,BOTH,SCRIPT>"INFO"		{ RTOKEN(INFO);}
 <EXPRESSION,BOTH,SCRIPT>"OVERLAY"	{ RTOKEN(OVERLAY);}
+<EXPRESSION,BOTH,SCRIPT>"ONLY_IF_RO"	{ RTOKEN(ONLY_IF_RO); }
+<EXPRESSION,BOTH,SCRIPT>"ONLY_IF_RW"	{ RTOKEN(ONLY_IF_RW); }
+<EXPRESSION,BOTH,SCRIPT>"SPECIAL"	{ RTOKEN(SPECIAL); }
 <BOTH,SCRIPT>"o"			{ RTOKEN(ORIGIN);}
 <BOTH,SCRIPT>"org"			{ RTOKEN(ORIGIN);}
 <BOTH,SCRIPT>"l"			{ RTOKEN( LENGTH);}
 <BOTH,SCRIPT>"len"			{ RTOKEN( LENGTH);}
-<BOTH,SCRIPT>"INCLUDE"			{ RTOKEN(INCLUDE);}
+<EXPRESSION,BOTH,SCRIPT>"INPUT_SECTION_FLAGS"	{ RTOKEN(INPUT_SECTION_FLAGS); }
+<EXPRESSION,BOTH,SCRIPT>"INCLUDE"	{ RTOKEN(INCLUDE);}
 <BOTH,SCRIPT>"PHDRS"			{ RTOKEN (PHDRS); }
-<EXPRESSION,BOTH,SCRIPT>"AT"			{ RTOKEN(AT);}
-<EXPRESSION,BOTH,SCRIPT>"PROVIDE"		{ RTOKEN(PROVIDE); }
+<EXPRESSION,BOTH,SCRIPT>"AT"		{ RTOKEN(AT);}
+<EXPRESSION,BOTH,SCRIPT>"ALIGN_WITH_INPUT"	{ RTOKEN(ALIGN_WITH_INPUT);}
+<EXPRESSION,BOTH,SCRIPT>"SUBALIGN"	{ RTOKEN(SUBALIGN);}
+<EXPRESSION,BOTH,SCRIPT>"HIDDEN"	{ RTOKEN(HIDDEN); }
+<EXPRESSION,BOTH,SCRIPT>"PROVIDE"	{ RTOKEN(PROVIDE); }
+<EXPRESSION,BOTH,SCRIPT>"PROVIDE_HIDDEN" { RTOKEN(PROVIDE_HIDDEN); }
 <EXPRESSION,BOTH,SCRIPT>"KEEP"		{ RTOKEN(KEEP); }
+<EXPRESSION,BOTH,SCRIPT>"EXCLUDE_FILE"  { RTOKEN(EXCLUDE_FILE); }
+<EXPRESSION,BOTH,SCRIPT>"CONSTANT"	{ RTOKEN(CONSTANT);}
 <MRI>"#".*\n?			{ ++ lineno; }
-<MRI>"\n"	                { ++ lineno;  RTOKEN(NEWLINE); }
+<MRI>"\n"			{ ++ lineno;  RTOKEN(NEWLINE); }
 <MRI>"*".*			{ /* Mri comment line */ }
 <MRI>";".*			{ /* Mri comment line */ }
-<MRI>"END"                      { RTOKEN(ENDWORD); }
-<MRI>"ALIGNMOD"		{ RTOKEN(ALIGNMOD);}
-<MRI>"ALIGN"		{ RTOKEN(ALIGN_K);}
-<MRI>"CHIP"                     { RTOKEN(CHIP); }
-<MRI>"BASE"                     { RTOKEN(BASE); }
-<MRI>"ALIAS"                     { RTOKEN(ALIAS); }
-<MRI>"TRUNCATE"                     { RTOKEN(TRUNCATE); }
-<MRI>"LOAD"                     { RTOKEN(LOAD); }
-<MRI>"PUBLIC"                   { RTOKEN(PUBLIC); }
-<MRI>"ORDER"                    { RTOKEN(ORDER); }
-<MRI>"NAME"                     { RTOKEN(NAMEWORD); }
-<MRI>"FORMAT"                   { RTOKEN(FORMAT); }
-<MRI>"CASE"                     { RTOKEN(CASE); }
-<MRI>"START"                    { RTOKEN(START); }
-<MRI>"LIST".*                   { RTOKEN(LIST); /* LIST and ignore to end of line */ }
+<MRI>"END"			{ RTOKEN(ENDWORD); }
+<MRI>"ALIGNMOD"			{ RTOKEN(ALIGNMOD);}
+<MRI>"ALIGN"			{ RTOKEN(ALIGN_K);}
+<MRI>"CHIP"			{ RTOKEN(CHIP); }
+<MRI>"BASE"			{ RTOKEN(BASE); }
+<MRI>"ALIAS"			{ RTOKEN(ALIAS); }
+<MRI>"TRUNCATE"			{ RTOKEN(TRUNCATE); }
+<MRI>"LOAD"			{ RTOKEN(LOAD); }
+<MRI>"PUBLIC"			{ RTOKEN(PUBLIC); }
+<MRI>"ORDER"			{ RTOKEN(ORDER); }
+<MRI>"NAME"			{ RTOKEN(NAMEWORD); }
+<MRI>"FORMAT"			{ RTOKEN(FORMAT); }
+<MRI>"CASE"			{ RTOKEN(CASE); }
+<MRI>"START"			{ RTOKEN(START); }
+<MRI>"LIST".*			{ RTOKEN(LIST); /* LIST and ignore to end of line */ }
 <MRI>"SECT"			{ RTOKEN(SECT); }
 <EXPRESSION,BOTH,SCRIPT,MRI>"ABSOLUTE"			{ RTOKEN(ABSOLUTE); }
-<MRI>"end"                      { RTOKEN(ENDWORD); }
-<MRI>"alignmod"		{ RTOKEN(ALIGNMOD);}
-<MRI>"align"		{ RTOKEN(ALIGN_K);}
-<MRI>"chip"                     { RTOKEN(CHIP); }
-<MRI>"base"                     { RTOKEN(BASE); }
-<MRI>"alias"                     { RTOKEN(ALIAS); }
-<MRI>"truncate"                     { RTOKEN(TRUNCATE); }
-<MRI>"load"                     { RTOKEN(LOAD); }
-<MRI>"public"                   { RTOKEN(PUBLIC); }
-<MRI>"order"                    { RTOKEN(ORDER); }
-<MRI>"name"                     { RTOKEN(NAMEWORD); }
-<MRI>"format"                   { RTOKEN(FORMAT); }
-<MRI>"case"                     { RTOKEN(CASE); }
-<MRI>"extern"                   { RTOKEN(EXTERN); }
-<MRI>"start"                    { RTOKEN(START); }
-<MRI>"list".*                   { RTOKEN(LIST); /* LIST and ignore to end of line */ }
+<MRI>"end"			{ RTOKEN(ENDWORD); }
+<MRI>"alignmod"			{ RTOKEN(ALIGNMOD);}
+<MRI>"align"			{ RTOKEN(ALIGN_K);}
+<MRI>"chip"			{ RTOKEN(CHIP); }
+<MRI>"base"			{ RTOKEN(BASE); }
+<MRI>"alias"			{ RTOKEN(ALIAS); }
+<MRI>"truncate"			{ RTOKEN(TRUNCATE); }
+<MRI>"load"			{ RTOKEN(LOAD); }
+<MRI>"public"			{ RTOKEN(PUBLIC); }
+<MRI>"order"			{ RTOKEN(ORDER); }
+<MRI>"name"			{ RTOKEN(NAMEWORD); }
+<MRI>"format"			{ RTOKEN(FORMAT); }
+<MRI>"case"			{ RTOKEN(CASE); }
+<MRI>"extern"			{ RTOKEN(EXTERN); }
+<MRI>"start"			{ RTOKEN(START); }
+<MRI>"list".*			{ RTOKEN(LIST); /* LIST and ignore to end of line */ }
 <MRI>"sect"			{ RTOKEN(SECT); }
 <EXPRESSION,BOTH,SCRIPT,MRI>"absolute"			{ RTOKEN(ABSOLUTE); }
 
 <MRI>{FILENAMECHAR1}{NOCFILENAMECHAR}*	{
 /* Filename without commas, needed to parse mri stuff */
-				 yylval.name = buystring(yytext); 
+				  yylval.name = xstrdup (yytext);
 				  return NAME;
 				}
 
 
-<BOTH,EXPRESSION>{FILENAMECHAR1}{FILENAMECHAR}*	{
-				 yylval.name = buystring(yytext); 
+<BOTH,INPUTLIST>{FILENAMECHAR1}{FILENAMECHAR}*	{
+				  yylval.name = xstrdup (yytext);
+				  return NAME;
+				}
+<INPUTLIST>"="{FILENAMECHAR1}{FILENAMECHAR}*	{
+/* Filename to be prefixed by --sysroot or when non-sysrooted, nothing.  */
+				  yylval.name = xstrdup (yytext);
+				  return NAME;
+				}
+<BOTH,INPUTLIST>"-l"{FILENAMECHAR}+ {
+				  yylval.name = xstrdup (yytext + 2);
+				  return LNAME;
+				}
+<EXPRESSION>{SYMBOLNAMECHAR1}{NOCFILENAMECHAR}* {
+				  yylval.name = xstrdup (yytext);
 				  return NAME;
 				}
-<BOTH,EXPRESSION>"-l"{FILENAMECHAR}+ {
-				  yylval.name = buystring (yytext + 2);
+<EXPRESSION>"/DISCARD/"		{
+				  yylval.name = xstrdup (yytext);
+				  return NAME;
+				}
+<EXPRESSION>"-l"{NOCFILENAMECHAR}+ {
+				  yylval.name = xstrdup (yytext + 2);
 				  return LNAME;
 				}
 <SCRIPT>{WILDCHAR}* {
@@ -350,21 +404,27 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 		   try again.  */
 		if (yytext[0] == '/' && yytext[1] == '*')
 		  {
-		    yyless(2);
+		    yyless (2);
 		    comment ();
 		  }
 		else
 		  {
-		    yylval.name = buystring(yytext);
+		    yylval.name = xstrdup (yytext);
 		    return NAME;
 		  }
 	}
 
-<EXPRESSION,BOTH,SCRIPT>"\""[^\"]*"\"" {
+<EXPRESSION,BOTH,SCRIPT,VERS_NODE,INPUTLIST>"\""[^\"]*"\"" {
 					/* No matter the state, quotes
-					   give what's inside */
-					yylval.name = buystring(yytext+1);
-					yylval.name[yyleng-2] = 0;
+					   give what's inside.  */
+					bfd_size_type len;
+					yylval.name = xstrdup (yytext + 1);
+					/* PR ld/20906.  A corrupt input file
+					   can contain bogus strings.  */
+					len = strlen (yylval.name);
+					if (len > (bfd_size_type) yyleng - 2)
+					  len = yyleng - 2;
+					yylval.name[len] = 0;
 					return NAME;
 				}
 <BOTH,SCRIPT,EXPRESSION>"\n"		{ lineno++;}
@@ -376,45 +436,52 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
 
 <VERS_NODE>local		{ RTOKEN(LOCAL); }
 
-<VERS_NODE>{V_IDENTIFIER}	{ yylval.name = buystring (yytext);
+<VERS_NODE>extern		{ RTOKEN(EXTERN); }
+
+<VERS_NODE>{V_IDENTIFIER}	{ yylval.name = xstrdup (yytext);
 				  return VERS_IDENTIFIER; }
 
-<VERS_SCRIPT>{V_TAG}		{ yylval.name = buystring (yytext);
+<VERS_SCRIPT>{V_TAG}		{ yylval.name = xstrdup (yytext);
 				  return VERS_TAG; }
 
 <VERS_START>"{"			{ BEGIN(VERS_SCRIPT); return *yytext; }
 
-<VERS_SCRIPT>"{"		{ BEGIN(VERS_NODE); return *yytext; }
-<VERS_SCRIPT,VERS_NODE>"}"	{ BEGIN(VERS_SCRIPT); return *yytext; }
+<VERS_SCRIPT>"{"		{ BEGIN(VERS_NODE);
+				  vers_node_nesting = 0;
+				  return *yytext;
+				}
+<VERS_SCRIPT>"}"		{ return *yytext; }
+<VERS_NODE>"{"			{ vers_node_nesting++; return *yytext; }
+<VERS_NODE>"}"			{ if (--vers_node_nesting < 0)
+				    BEGIN(VERS_SCRIPT);
+				  return *yytext;
+				}
 
-<VERS_START,VERS_NODE,VERS_SCRIPT>[\n]		{ lineno++; }
+<VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>[\n]	{ lineno++; }
 
 <VERS_START,VERS_NODE,VERS_SCRIPT>#.*		{ /* Eat up comments */ }
 
-<VERS_START,VERS_NODE,VERS_SCRIPT>[ \t\r]+   	{ /* Eat up whitespace */ }
+<VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>[ \t\r]+	{ /* Eat up whitespace */ }
 
 <<EOF>> {
   include_stack_ptr--;
-    
-  if (include_stack_ptr == 0) 
-  {
-    yyterminate();
-  }
-  else 
-  {
-    yy_switch_to_buffer(include_stack[include_stack_ptr]);
-
-  }
-  BEGIN(SCRIPT);
-  ldfile_input_filename = file_name_stack[include_stack_ptr - 1];
-  lineno = lineno_stack[include_stack_ptr - 1];
+  if (include_stack_ptr == 0)
+    {
+      lineno = 0;
+      yyterminate ();
+    }
+  else
+    yy_switch_to_buffer (include_stack[include_stack_ptr]);
+
+  lineno = lineno_stack[include_stack_ptr];
+  input_flags.sysrooted = sysrooted_stack[include_stack_ptr];
 
   return END;
 }
 
-<SCRIPT,MRI,VERS_START,VERS_SCRIPT,VERS_NODE>.	lex_warn_invalid(" in script", yytext);
-<EXPRESSION,DEFSYMEXP,BOTH>.	lex_warn_invalid(" in expression", yytext);
-    
+<SCRIPT,MRI,VERS_START,VERS_SCRIPT,VERS_NODE>.	lex_warn_invalid (" in script", yytext);
+<EXPRESSION,DEFSYMEXP,BOTH>.	lex_warn_invalid (" in expression", yytext);
+
 %%
 
 
@@ -422,42 +489,40 @@ V_IDENTIFIER [*?.$_a-zA-Z][*?_a-zA-Z0-9]*
    saving the current input info on the include stack.  */
 
 void
-lex_push_file (file, name)
-     FILE *file;
-     const char *name;
+lex_push_file (FILE *file, const char *name, unsigned int sysrooted)
 {
-  if (include_stack_ptr >= MAX_INCLUDE_DEPTH) 
+  if (include_stack_ptr >= MAX_INCLUDE_DEPTH)
     {
-      einfo("%F:includes nested too deeply\n");
+      einfo (_("%F:includes nested too deeply\n"));
     }
   file_name_stack[include_stack_ptr] = name;
-  lineno_stack[include_stack_ptr] = 1;
+  lineno_stack[include_stack_ptr] = lineno;
+  sysrooted_stack[include_stack_ptr] = input_flags.sysrooted;
   include_stack[include_stack_ptr] = YY_CURRENT_BUFFER;
 
   include_stack_ptr++;
+  lineno = 1;
+  input_flags.sysrooted = sysrooted;
   yyin = file;
-  yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE));
-  BEGIN (SCRIPT);
+  yy_switch_to_buffer (yy_create_buffer (yyin, YY_BUF_SIZE));
 }
 
 /* Return a newly created flex input buffer containing STRING,
    which is SIZE bytes long.  */
 
-static YY_BUFFER_STATE 
-yy_create_string_buffer (string, size)
-     CONST char *string;
-     size_t size;
+static YY_BUFFER_STATE
+yy_create_string_buffer (const char *string, size_t size)
 {
   YY_BUFFER_STATE b;
 
   /* Calls to m-alloc get turned by sed into xm-alloc.  */
-  b = (YY_BUFFER_STATE) malloc (sizeof (struct yy_buffer_state));
+  b = malloc (sizeof (struct yy_buffer_state));
   b->yy_input_file = 0;
   b->yy_buf_size = size;
 
   /* yy_ch_buf has to be 2 characters longer than the size given because
      we need to put in 2 end-of-buffer characters.  */
-  b->yy_ch_buf = (char *) malloc ((unsigned) (b->yy_buf_size + 3));
+  b->yy_ch_buf = malloc ((unsigned) (b->yy_buf_size + 3));
 
   b->yy_ch_buf[0] = '\n';
   strcpy (b->yy_ch_buf+1, string);
@@ -466,6 +531,11 @@ yy_create_string_buffer (string, size)
   b->yy_n_chars = size+1;
   b->yy_buf_pos = &b->yy_ch_buf[1];
 
+  b->yy_is_our_buffer = 1;
+  b->yy_is_interactive = 0;
+  b->yy_at_bol = 1;
+  b->yy_fill_buffer = 0;
+
   /* flex 2.4.7 changed the interface.  FIXME: We should not be using
      a flex internal interface in the first place!  */
 #ifdef YY_BUFFER_NEW
@@ -481,23 +551,22 @@ yy_create_string_buffer (string, size)
    on the include stack.  */
 
 void
-lex_redirect (string)
-     CONST char *string;
+lex_redirect (const char *string, const char *fake_filename, unsigned int count)
 {
   YY_BUFFER_STATE tmp;
 
   yy_init = 0;
-  if (include_stack_ptr >= MAX_INCLUDE_DEPTH) 
+  if (include_stack_ptr >= MAX_INCLUDE_DEPTH)
     {
-      einfo("%F: macros nested too deeply\n");
+      einfo (_("%F: macros nested too deeply\n"));
     }
-  file_name_stack[include_stack_ptr] = "redirect";
-  lineno_stack[include_stack_ptr] = 0;
+  file_name_stack[include_stack_ptr] = fake_filename;
+  lineno_stack[include_stack_ptr] = lineno;
   include_stack[include_stack_ptr] = YY_CURRENT_BUFFER;
   include_stack_ptr++;
+  lineno = count;
   tmp = yy_create_string_buffer (string, strlen (string));
   yy_switch_to_buffer (tmp);
-  BEGIN (SCRIPT);
 }
 
 /* Functions to switch to a different flex start condition,
@@ -507,125 +576,138 @@ static int state_stack[MAX_INCLUDE_DEPTH * 2];
 static int *state_stack_p = state_stack;
 
 void
-ldlex_script ()
+ldlex_script (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (SCRIPT);
 }
 
 void
-ldlex_mri_script ()
+ldlex_inputlist (void)
+{
+  *(state_stack_p)++ = yy_start;
+  BEGIN (INPUTLIST);
+}
+
+void
+ldlex_mri_script (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (MRI);
 }
 
 void
-ldlex_version_script ()
+ldlex_version_script (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (VERS_START);
 }
 
 void
-ldlex_version_file ()
+ldlex_version_file (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (VERS_SCRIPT);
 }
 
 void
-ldlex_defsym ()
+ldlex_defsym (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (DEFSYMEXP);
 }
-	   
+
 void
-ldlex_expression ()
+ldlex_expression (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (EXPRESSION);
 }
 
 void
-ldlex_both ()
+ldlex_both (void)
 {
   *(state_stack_p)++ = yy_start;
   BEGIN (BOTH);
 }
 
 void
-ldlex_popstate ()
+ldlex_popstate (void)
 {
   yy_start = *(--state_stack_p);
 }
+
+/* Return the current file name, or the previous file if no file is
+   current.  */
+
+const char*
+ldlex_filename (void)
+{
+  return file_name_stack[include_stack_ptr - (include_stack_ptr != 0)];
+}
 
 
-/* Place up to MAX_SIZE characters in BUF and return in *RESULT
+/* Place up to MAX_SIZE characters in BUF and return
    either the number of characters read, or 0 to indicate EOF.  */
 
-static void
-yy_input (buf, result, max_size)
-     char *buf;
-     int *result;
-     int max_size;
+static int
+yy_input (char *buf, int max_size)
 {
-  *result = 0; 
-  if (yy_current_buffer->yy_input_file)
+  int result = 0;
+  if (YY_CURRENT_BUFFER->yy_input_file)
     {
       if (yyin)
 	{
-	  *result = read (fileno (yyin), (char *) buf, max_size);
-	  if (*result < 0) 
-	    einfo ("%F%P: read in flex scanner failed\n");
+	  result = fread (buf, 1, max_size, yyin);
+	  if (result < max_size && ferror (yyin))
+	    einfo (_("%F%P: read in flex scanner failed\n"));
 	}
     }
+  return result;
 }
 
 /* Eat the rest of a C-style comment.  */
 
 static void
-comment ()
+comment (void)
 {
   int c;
 
   while (1)
-  {
-    c = input();
-    while (c != '*' && c != EOF) 
     {
-      if (c == '\n')
-	lineno++;
       c = input();
-    }
+      while (c != '*' && c != 0)
+	{
+	  if (c == '\n')
+	    lineno++;
+	  c = input();
+	}
 
-    if (c == '*')
-    {
-      c = input();
-      while (c == '*')
-       c = input();
-      if (c == '/')
-       break;			/* found the end */
-    }
+      if (c == '*')
+	{
+	  c = input();
+	  while (c == '*')
+	    c = input();
+	  if (c == '/')
+	    break;			/* found the end */
+	}
 
-    if (c == '\n')
-      lineno++;
+      if (c == '\n')
+	lineno++;
 
-    if (c == EOF)
-    {
-      einfo( "%F%P: EOF in comment\n");
-      break;
+      if (c == 0)
+	{
+	  einfo (_("%F%P: EOF in comment\n"));
+	  break;
+	}
     }
-  }
 }
 
 /* Warn the user about a garbage character WHAT in the input
    in context WHERE.  */
 
 static void
-lex_warn_invalid (where, what)
-     char *where, *what;
+lex_warn_invalid (char *where, char *what)
 {
   char buf[5];
 
@@ -636,14 +718,14 @@ lex_warn_invalid (where, what)
   if (ldfile_assumed_script)
     {
       bfd_set_error (bfd_error_file_not_recognized);
-      einfo ("%F%s: file not recognized: %E\n", ldfile_input_filename);
+      einfo (_("%F%s: file not recognized: %E\n"), ldlex_filename ());
     }
 
-  if (! isprint ((unsigned char) *what))
+  if (! ISPRINT (*what))
     {
-      sprintf (buf, "\\%03o", (unsigned int) *what);
+      sprintf (buf, "\\%03o", *(unsigned char *) what);
       what = buf;
     }
 
-  einfo ("%P:%S: ignoring invalid character `%s'%s\n", what, where);
+  einfo (_("%P:%pS: ignoring invalid character `%s'%s\n"), NULL, what, where);
 }