%{
-/* Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
+/* Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GLD, the Gnu Linker.
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, 675 Mass Ave, Cambridge, MA 02139, USA. */
+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. */
/*
This was written by steve chamberlain
*/
-#include <ansidecl.h>
+#include "ansidecl.h"
#include <stdio.h>
-/* start-sanitize-mpw */
+
#ifdef MPW
/* Prevent enum redefinition problems. */
#define TRUE_FALSE_ALREADY_DEFINED
#endif /* MPW */
-/* end-sanitize-mpw */
+
#include "bfd.h"
#include "sysdep.h"
+#include "safe-ctype.h"
+#include "bfdlink.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;
-/* Radix to use for bfd_scan_vma -- 0 (default to base 10) or 16. */
-int hex_mode;
-
/* Line number in the current input file.
(FIXME Actually, it doesn't appear to get reset for each file?) */
unsigned int lineno = 1;
+/* The string we are currently lexing, or NULL if we are reading a
+ file. */
+const char *lex_string = NULL;
+
/* Support for flex reading from more than one input file (stream).
`include_stack' is flex's input state for each open file;
- `file_name_stack' is the file names.
+ `file_name_stack' is the file names. `lineno_stack' is the current
+ line numbers.
If `include_stack_ptr' is 0, we haven't started reading anything yet.
Otherwise, stack elements 0 through `include_stack_ptr - 1' are valid. */
#define MAX_INCLUDE_DEPTH 10
static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
-static char *file_name_stack[MAX_INCLUDE_DEPTH];
+static const char *file_name_stack[MAX_INCLUDE_DEPTH];
+static unsigned int lineno_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));
BOTH either EXPRESSION or SCRIPT
DEFSYMEXP in an argument to -defsym
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; }
CMDFILENAMECHAR [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\-\~]
CMDFILENAMECHAR1 [_a-zA-Z0-9\/\.\\_\+\$\:\[\]\\\,\=\&\!\<\>\~]
FILENAMECHAR1 [_a-zA-Z\/\.\\\$\_\~]
-SYMBOLCHARN [_a-zA-Z\/\.\\0-9]
+SYMBOLCHARN [_a-zA-Z\/\.\\\$\_\~0-9]
FILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~]
-FILENAME {FILENAMECHAR}+
-WHITE [ \t\n]+
+WILDCHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*]
+WHITE [ \t\n\r]+
NOCFILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
+V_TAG [.$_a-zA-Z][._a-zA-Z0-9]*
+V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^]([*?.$_a-zA-Z0-9\[\]\-\!\^]|::)*
%s SCRIPT
%s EXPRESSION
%s BOTH
%s DEFSYMEXP
%s MRI
+%s VERS_START
+%s VERS_SCRIPT
+%s VERS_NODE
%%
if (parser_input != input_selected)
/* The first token of the input determines the initial parser state. */
input_type t = parser_input;
parser_input = input_selected;
- return t;
+ switch (t)
+ {
+ 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_defsym: return INPUT_DEFSYM; break;
+ default: abort ();
+ }
}
<BOTH,SCRIPT,EXPRESSION>"/*" { comment(); }
<DEFSYMEXP>"-" { RTOKEN('-');}
<DEFSYMEXP>"+" { RTOKEN('+');}
-<DEFSYMEXP>{FILENAMECHAR1}{SYMBOLCHARN}* { yylval.name = buystring(yytext); return NAME; }
+<DEFSYMEXP>{FILENAMECHAR1}{SYMBOLCHARN}* { yylval.name = xstrdup(yytext); return NAME; }
<DEFSYMEXP>"=" { RTOKEN('='); }
<MRI,EXPRESSION>"$"([0-9A-Fa-f])+ {
yylval.integer = bfd_scan_vma (yytext+1, 0,16);
+ yylval.bigint.str = (char *) 0;
return INT;
}
-<MRI,EXPRESSION>([0-9A-Fa-f])+(H|X|B|O|D) {
+<MRI,EXPRESSION>([0-9A-Fa-f])+(H|h|X|x|B|b|O|o|D|d) {
int ibase ;
switch (yytext[yyleng-1]) {
case 'X':
+ case 'x':
case 'H':
+ case 'h':
ibase = 16;
break;
case 'O':
+ case 'o':
ibase = 8;
break;
case 'B':
+ case 'b':
ibase = 2;
break;
default:
ibase = 10;
}
- yylval.integer = bfd_scan_vma (yytext+1, 0,
+ yylval.integer = bfd_scan_vma (yytext, 0,
ibase);
+ yylval.bigint.str = (char *) 0;
return INT;
}
-<SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>"$"?"0x"?([0-9A-Fa-f])+(M|K|m|k)? {
- yylval.integer = bfd_scan_vma (yytext, 0,
- hex_mode);
- if (yytext[yyleng-1]=='M'
- || yytext[yyleng-1] == 'm') {
- yylval.integer *= 1024*1024;
- }
- if (yytext[yyleng-1]=='K'
- || yytext[yyleng-1]=='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;
+ ibase = 16;
+ }
+ yylval.integer = bfd_scan_vma (s, 0, ibase);
+ yylval.bigint.str = (char *) 0;
+ 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>"]" { RTOKEN(']');}
-<BOTH,SCRIPT,EXPRESSION>"[" { RTOKEN('[');}
-<BOTH,SCRIPT,EXPRESSION>"<<=" { RTOKEN(LSHIFTEQ);}
-<BOTH,SCRIPT,EXPRESSION>">>=" { RTOKEN(RSHIFTEQ);}
-<BOTH,SCRIPT,EXPRESSION>"||" { RTOKEN(OROR);}
-<BOTH,SCRIPT,EXPRESSION>"==" { RTOKEN(EQ);}
-<BOTH,SCRIPT,EXPRESSION>"!=" { RTOKEN(NE);}
-<BOTH,SCRIPT,EXPRESSION>">=" { RTOKEN(GE);}
-<BOTH,SCRIPT,EXPRESSION>"<=" { RTOKEN(LE);}
-<BOTH,SCRIPT,EXPRESSION>"<<" { RTOKEN(LSHIFT);}
-<BOTH,SCRIPT,EXPRESSION>">>" { RTOKEN(RSHIFT);}
-<BOTH,SCRIPT,EXPRESSION>"+=" { RTOKEN(PLUSEQ);}
-<BOTH,SCRIPT,EXPRESSION>"-=" { RTOKEN(MINUSEQ);}
-<BOTH,SCRIPT,EXPRESSION>"*=" { RTOKEN(MULTEQ);}
-<BOTH,SCRIPT,EXPRESSION>"/=" { RTOKEN(DIVEQ);}
-<BOTH,SCRIPT,EXPRESSION>"&=" { RTOKEN(ANDEQ);}
-<BOTH,SCRIPT,EXPRESSION>"|=" { RTOKEN(OREQ);}
-<BOTH,SCRIPT,EXPRESSION>"&&" { RTOKEN(ANDAND);}
-<BOTH,SCRIPT,EXPRESSION>">" { RTOKEN('>');}
-<MRI,BOTH,SCRIPT,EXPRESSION>"," { RTOKEN(',');}
-<BOTH,SCRIPT,EXPRESSION>"&" { RTOKEN('&');}
-<BOTH,SCRIPT,EXPRESSION>"|" { RTOKEN('|');}
-<BOTH,SCRIPT,EXPRESSION>"~" { RTOKEN('~');}
-<BOTH,SCRIPT,EXPRESSION>"!" { RTOKEN('!');}
-<BOTH,SCRIPT,EXPRESSION>"?" { RTOKEN('?');}
-<BOTH,SCRIPT,EXPRESSION>"*" { RTOKEN('*');}
-<BOTH,SCRIPT,EXPRESSION>"+" { RTOKEN('+');}
-<BOTH,SCRIPT,EXPRESSION>"-" { RTOKEN('-');}
-<BOTH,SCRIPT,EXPRESSION>"/" { RTOKEN('/');}
-<BOTH,SCRIPT,EXPRESSION>"%" { RTOKEN('%');}
-<BOTH,SCRIPT,EXPRESSION>"<" { RTOKEN('<');}
-<MRI,BOTH,SCRIPT,EXPRESSION>"=" { RTOKEN('=');}
-<BOTH,SCRIPT,EXPRESSION>"}" { RTOKEN('}') ; }
-<BOTH,SCRIPT,EXPRESSION>"{" { RTOKEN('{'); }
-<BOTH,SCRIPT,EXPRESSION>")" { RTOKEN(')');}
-<BOTH,SCRIPT,EXPRESSION>"(" { RTOKEN('(');}
-<BOTH,SCRIPT,EXPRESSION>":" { RTOKEN(':'); }
-<BOTH,SCRIPT,EXPRESSION>";" { RTOKEN(';');}
+<BOTH,SCRIPT,EXPRESSION,MRI>"]" { RTOKEN(']');}
+<BOTH,SCRIPT,EXPRESSION,MRI>"[" { RTOKEN('[');}
+<BOTH,SCRIPT,EXPRESSION,MRI>"<<=" { RTOKEN(LSHIFTEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>">>=" { RTOKEN(RSHIFTEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"||" { RTOKEN(OROR);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"==" { RTOKEN(EQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"!=" { RTOKEN(NE);}
+<BOTH,SCRIPT,EXPRESSION,MRI>">=" { RTOKEN(GE);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"<=" { RTOKEN(LE);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"<<" { RTOKEN(LSHIFT);}
+<BOTH,SCRIPT,EXPRESSION,MRI>">>" { RTOKEN(RSHIFT);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"+=" { RTOKEN(PLUSEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"-=" { RTOKEN(MINUSEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"*=" { RTOKEN(MULTEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"/=" { RTOKEN(DIVEQ);}
+<BOTH,SCRIPT,EXPRESSION,MRI>"&=" { RTOKEN(ANDEQ);}
+<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>"&" { 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>"=" { 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>"MEMORY" { RTOKEN(MEMORY);}
<BOTH,SCRIPT>"ORIGIN" { RTOKEN(ORIGIN);}
-<BOTH,SCRIPT>"BLOCK" { RTOKEN(BLOCK);}
+<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>"DATA_SEGMENT_ALIGN" { RTOKEN(DATA_SEGMENT_ALIGN);}
+<EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_END" { RTOKEN(DATA_SEGMENT_END);}
<EXPRESSION,BOTH,SCRIPT>"ADDR" { RTOKEN(ADDR);}
+<EXPRESSION,BOTH,SCRIPT>"LOADADDR" { RTOKEN(LOADADDR);}
+<EXPRESSION,BOTH>"MAX" { RTOKEN(MAX_K); }
+<EXPRESSION,BOTH>"MIN" { RTOKEN(MIN_K); }
+<EXPRESSION,BOTH>"ASSERT" { RTOKEN(ASSERT_K); }
<BOTH,SCRIPT>"ENTRY" { RTOKEN(ENTRY);}
+<BOTH,SCRIPT,MRI>"EXTERN" { RTOKEN(EXTERN);}
<EXPRESSION,BOTH,SCRIPT>"NEXT" { RTOKEN(NEXT);}
<EXPRESSION,BOTH,SCRIPT>"sizeof_headers" { RTOKEN(SIZEOF_HEADERS);}
<EXPRESSION,BOTH,SCRIPT>"SIZEOF_HEADERS" { RTOKEN(SIZEOF_HEADERS);}
<BOTH,SCRIPT>"SEARCH_DIR" { RTOKEN(SEARCH_DIR);}
<BOTH,SCRIPT>"OUTPUT" { RTOKEN(OUTPUT);}
<BOTH,SCRIPT>"INPUT" { RTOKEN(INPUT);}
+<EXPRESSION,BOTH,SCRIPT>"GROUP" { RTOKEN(GROUP);}
<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>"INHIBIT_COMMON_ALLOCATION" { RTOKEN(INHIBIT_COMMON_ALLOCATION);}
<BOTH,SCRIPT>"SECTIONS" { RTOKEN(SECTIONS);}
<BOTH,SCRIPT>"FILL" { RTOKEN(FILL);}
<BOTH,SCRIPT>"STARTUP" { RTOKEN(STARTUP);}
<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);}
-<EXPRESSION,BOTH,SCRIPT>"NOLOAD" { RTOKEN(NOLOAD);}
-<BOTH,SCRIPT>"DSECT" { RTOKEN(DSECT);}
-<BOTH,SCRIPT>"COPY" { RTOKEN(COPY);}
-<BOTH,SCRIPT>"INFO" { RTOKEN(INFO);}
-<BOTH,SCRIPT>"OVERLAY" { RTOKEN(OVERLAY);}
+<EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS" { RTOKEN(NOCROSSREFS);}
+<BOTH,SCRIPT>"OVERLAY" { RTOKEN(OVERLAY); }
+<BOTH,SCRIPT>"SORT" { RTOKEN(SORT); }
+<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);}
<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);}
+<BOTH,SCRIPT>"PHDRS" { RTOKEN (PHDRS); }
<EXPRESSION,BOTH,SCRIPT>"AT" { RTOKEN(AT);}
+<EXPRESSION,BOTH,SCRIPT>"PROVIDE" { RTOKEN(PROVIDE); }
+<EXPRESSION,BOTH,SCRIPT>"KEEP" { RTOKEN(KEEP); }
+<EXPRESSION,BOTH,SCRIPT>"EXCLUDE_FILE" { RTOKEN(EXCLUDE_FILE); }
+<MRI>"#".*\n? { ++ lineno; }
<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>"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>"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);
+ yylval.name = xstrdup(yytext);
return NAME;
}
-<SCRIPT>{FILENAMECHAR}* { yylval.name = buystring(yytext);
- return NAME;
+<BOTH,EXPRESSION>"-l"{FILENAMECHAR}+ {
+ yylval.name = xstrdup (yytext + 2);
+ return LNAME;
}
+<SCRIPT>{WILDCHAR}* {
+ /* Annoyingly, this pattern can match comments, and we have
+ longest match issues to consider. So if the first two
+ characters are a comment opening, put the input back and
+ try again. */
+ if (yytext[0] == '/' && yytext[1] == '*')
+ {
+ yyless(2);
+ comment ();
+ }
+ else
+ {
+ yylval.name = xstrdup(yytext);
+ return NAME;
+ }
+ }
-<EXPRESSION,BOTH,SCRIPT>"\""[^\"]*"\"" {
+<EXPRESSION,BOTH,SCRIPT,VERS_NODE>"\""[^\"]*"\"" {
/* No matter the state, quotes
give what's inside */
- yylval.name = buystring(yytext+1);
+ yylval.name = xstrdup(yytext+1);
yylval.name[yyleng-2] = 0;
return NAME;
}
<BOTH,SCRIPT,EXPRESSION>"\n" { lineno++;}
-<MRI,BOTH,SCRIPT,EXPRESSION>[ \t]
+<MRI,BOTH,SCRIPT,EXPRESSION>[ \t\r]+ { }
+
+<VERS_NODE,VERS_SCRIPT>[:,;] { return *yytext; }
+
+<VERS_NODE>global { RTOKEN(GLOBAL); }
+
+<VERS_NODE>local { RTOKEN(LOCAL); }
+
+<VERS_NODE>extern { RTOKEN(EXTERN); }
+
+<VERS_NODE>{V_IDENTIFIER} { yylval.name = xstrdup (yytext);
+ return VERS_IDENTIFIER; }
+
+<VERS_SCRIPT>{V_TAG} { yylval.name = xstrdup (yytext);
+ return VERS_TAG; }
+
+<VERS_START>"{" { 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>#.* { /* Eat up comments */ }
+
+<VERS_START,VERS_NODE,VERS_SCRIPT>[ \t\r]+ { /* Eat up whitespace */ }
<<EOF>> {
include_stack_ptr--;
else
{
yy_switch_to_buffer(include_stack[include_stack_ptr]);
-
}
- BEGIN(SCRIPT);
- ldfile_input_filename = file_name_stack[include_stack_ptr-1];
+
+ ldfile_input_filename = file_name_stack[include_stack_ptr - 1];
+ lineno = lineno_stack[include_stack_ptr];
return END;
}
-<SCRIPT,MRI>. lex_warn_invalid(" in script", yytext);
+<SCRIPT,MRI,VERS_START,VERS_SCRIPT,VERS_NODE>. lex_warn_invalid(" in script", yytext);
<EXPRESSION,DEFSYMEXP,BOTH>. lex_warn_invalid(" in expression", yytext);
%%
void
lex_push_file (file, name)
FILE *file;
- char *name;
+ const char *name;
{
if (include_stack_ptr >= MAX_INCLUDE_DEPTH)
{
einfo("%F:includes nested too deeply\n");
}
file_name_stack[include_stack_ptr] = name;
+ lineno_stack[include_stack_ptr] = lineno;
include_stack[include_stack_ptr] = YY_CURRENT_BUFFER;
include_stack_ptr++;
+ lineno = 1;
yyin = file;
yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE));
- BEGIN (SCRIPT);
}
/* Return a newly created flex input buffer containing STRING,
static YY_BUFFER_STATE
yy_create_string_buffer (string, size)
- CONST char *string;
+ const char *string;
size_t size;
{
YY_BUFFER_STATE b;
/* 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 = (YY_CHAR *) malloc ((unsigned) (b->yy_buf_size + 3));
+ b->yy_ch_buf = (char *) malloc ((unsigned) (b->yy_buf_size + 3));
b->yy_ch_buf[0] = '\n';
strcpy (b->yy_ch_buf+1, string);
b->yy_ch_buf[size+2] = YY_END_OF_BUFFER_CHAR;
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
+ b->yy_buffer_status = YY_BUFFER_NEW;
+#else
b->yy_eof_status = EOF_NOT_SEEN;
+#endif
return b;
}
void
lex_redirect (string)
- CONST char *string;
+ const char *string;
{
YY_BUFFER_STATE tmp;
einfo("%F: macros nested too deeply\n");
}
file_name_stack[include_stack_ptr] = "redirect";
+ lineno_stack[include_stack_ptr] = lineno;
include_stack[include_stack_ptr] = YY_CURRENT_BUFFER;
include_stack_ptr++;
+ lineno = 1;
tmp = yy_create_string_buffer (string, strlen (string));
yy_switch_to_buffer (tmp);
- BEGIN (SCRIPT);
}
\f
/* Functions to switch to a different flex start condition,
BEGIN (MRI);
}
+void
+ldlex_version_script ()
+{
+ *(state_stack_p)++ = yy_start;
+ BEGIN (VERS_START);
+}
+
+void
+ldlex_version_file ()
+{
+ *(state_stack_p)++ = yy_start;
+ BEGIN (VERS_SCRIPT);
+}
+
void
ldlex_defsym ()
{
{
if (yyin)
{
- *result = read (fileno (yyin), (char *) buf, max_size);
- if (*result < 0)
- einfo ("%F%P: read in flex scanner failed");
+ *result = fread ((char *) buf, 1, max_size, yyin);
+ if (*result < max_size && ferror (yyin))
+ einfo ("%F%P: read in flex scanner failed\n");
}
}
}
lex_warn_invalid (where, what)
char *where, *what;
{
- fprintf(stderr,
- "%s: ignoring invalid character `%s'%s\n",
- program_name, what, where);
+ char buf[5];
+
+ /* If we have found an input file whose format we do not recognize,
+ and we are therefore treating it as a linker script, and we find
+ an invalid character, then most likely this is a real object file
+ of some different format. Treat it as such. */
+ if (ldfile_assumed_script)
+ {
+ bfd_set_error (bfd_error_file_not_recognized);
+ einfo ("%F%s: file not recognized: %E\n", ldfile_input_filename);
+ }
+
+ if (! ISPRINT (*what))
+ {
+ sprintf (buf, "\\%03o", (unsigned int) *what);
+ what = buf;
+ }
+
+ einfo ("%P:%S: ignoring invalid character `%s'%s\n", what, where);
}
projects / deliverable / binutils-gdb.git / blobdiff