New gdbserver option --debug-format=timestamp.

[deliverable/binutils-gdb.git] / ld / ldlex.l

diff --git a/ld/ldlex.l b/ld/ldlex.l
index ef09eb0412af2ebbe0b9edeac07fcd780c53d0cd..1695c278a46014212803422df73089f4f9f616b4 100644 (file)
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -1,8 +1,8 @@
+%option nounput
+
 %{
 
-/* Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
-   Free Software Foundation, Inc.
+/* Copyright 1991-2013 Free Software Foundation, Inc.
    Written by Steve Chamberlain of Cygnus Support.
 
    This file is part of the GNU Binutils.
@@ -22,7 +22,6 @@
    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"
@@ -59,12 +58,15 @@ const char *lex_string = NULL;
 #undef YY_INPUT
 #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;
 
@@ -98,7 +100,7 @@ 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\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*]
+WILDCHAR       [_a-zA-Z0-9\/\.\-\_\+\=\$\:\[\]\\\,\~\?\*\^\!]
 WHITE          [ \t\n\r]+
 
 NOCFILENAMECHAR        [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
@@ -240,6 +242,7 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 <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);}
@@ -254,6 +257,7 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 <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);}
@@ -296,6 +300,8 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 <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);}
@@ -308,10 +314,13 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 <BOTH,SCRIPT>"org"                     { RTOKEN(ORIGIN);}
 <BOTH,SCRIPT>"l"                       { RTOKEN( LENGTH);}
 <BOTH,SCRIPT>"len"                     { RTOKEN( LENGTH);}
+<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); }
@@ -442,18 +451,13 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 
 <<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;
 }
@@ -468,7 +472,7 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
    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)
     {
@@ -476,10 +480,12 @@ lex_push_file (FILE *file, const char *name)
     }
   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));
 }
@@ -528,7 +534,7 @@ yy_create_string_buffer (const char *string, size_t 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;
 
@@ -537,11 +543,11 @@ lex_redirect (const char *string)
     {
       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);
 }
@@ -606,6 +612,15 @@ 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)];
+}
 \f
 
 /* Place up to MAX_SIZE characters in BUF and return
@@ -679,14 +694,14 @@ lex_warn_invalid (char *where, char *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 (*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);
 }