+%option nounput
+
%{
-/* Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2007
- Free Software Foundation, Inc.
+/* Copyright (C) 1991-2014 Free Software Foundation, Inc.
Written by Steve Chamberlain of Cygnus Support.
This file is part of the GNU Binutils.
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
-#include "sysdep.h"
#include "bfd.h"
#include "safe-ctype.h"
#include "bfdlink.h"
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 void yy_input (char *, int *, int);
+static int yy_input (char *, int);
static void comment (void);
static void lex_warn_invalid (char *where, char *what);
/* 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
FILENAMECHAR1 [_a-zA-Z\/\.\\\$\_\~]
SYMBOLCHARN [_a-zA-Z\/\.\\\$\_\~0-9]
FILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~]
-WILDCHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*]
+WILDCHAR [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*\^\!]
WHITE [ \t\n\r]+
NOCFILENAMECHAR [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
%s SCRIPT
+%s INPUTLIST
%s EXPRESSION
%s BOTH
%s DEFSYMEXP
}
}
-<BOTH,SCRIPT,EXPRESSION,VERS_START,VERS_NODE,VERS_SCRIPT>"/*" { comment (); }
+<BOTH,SCRIPT,EXPRESSION,VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>"/*" { comment (); }
<DEFSYMEXP>"-" { RTOKEN('-');}
<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('~');}
<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>"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>"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);}
<BOTH,SCRIPT>"OUTPUT" { RTOKEN(OUTPUT);}
<BOTH,SCRIPT>"INPUT" { RTOKEN(INPUT);}
<EXPRESSION,BOTH,SCRIPT>"GROUP" { RTOKEN(GROUP);}
-<EXPRESSION,BOTH,SCRIPT>"AS_NEEDED" { RTOKEN(AS_NEEDED);}
+<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>"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);}
<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>"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); }
}
-<BOTH>{FILENAMECHAR1}{FILENAMECHAR}* {
+<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>"-l"{FILENAMECHAR}+ {
+<BOTH,INPUTLIST>"-l"{FILENAMECHAR}+ {
yylval.name = xstrdup (yytext + 2);
return LNAME;
}
}
}
-<EXPRESSION,BOTH,SCRIPT,VERS_NODE>"\""[^\"]*"\"" {
+<EXPRESSION,BOTH,SCRIPT,VERS_NODE,INPUTLIST>"\""[^\"]*"\"" {
/* No matter the state, quotes
give what's inside */
yylval.name = xstrdup (yytext + 1);
<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]);
- }
- ldfile_input_filename = file_name_stack[include_stack_ptr - 1];
lineno = lineno_stack[include_stack_ptr];
+ input_flags.sysrooted = sysrooted_stack[include_stack_ptr];
return END;
}
saving the current input info on the include stack. */
void
-lex_push_file (FILE *file, const char *name)
+lex_push_file (FILE *file, const char *name, unsigned int sysrooted)
{
if (include_stack_ptr >= MAX_INCLUDE_DEPTH)
{
}
file_name_stack[include_stack_ptr] = name;
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));
}
on the include stack. */
void
-lex_redirect (const char *string)
+lex_redirect (const char *string, const char *fake_filename, unsigned int count)
{
YY_BUFFER_STATE tmp;
{
einfo("%F: macros nested too deeply\n");
}
- file_name_stack[include_stack_ptr] = "redirect";
+ 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 = 1;
+ lineno = count;
tmp = yy_create_string_buffer (string, strlen (string));
yy_switch_to_buffer (tmp);
}
}
void
+ldlex_inputlist (void)
+{
+ *(state_stack_p)++ = yy_start;
+ BEGIN (INPUTLIST);
+}
+
+void
ldlex_mri_script (void)
{
*(state_stack_p)++ = yy_start;
{
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)];
+}
\f
-/* 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 (char *buf, int *result, int max_size)
+static int
+yy_input (char *buf, int max_size)
{
- *result = 0;
+ int result = 0;
if (YY_CURRENT_BUFFER->yy_input_file)
{
if (yyin)
{
- *result = fread (buf, 1, max_size, yyin);
- if (*result < max_size && ferror (yyin))
+ 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. */
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 (*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:%S: ignoring invalid character `%s'%s\n", NULL, what, where);
}