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

diff --git a/ld/ldlex.l b/ld/ldlex.l
index 95a31f5a64a120adac9baf512dbbc52677a7bd5f..c9eb1afe39548d504215718336eaeaa8c4238718 100644 (file)
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -1,7 +1,7 @@
 %{
 
-/* Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
-   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.
 
@@ -26,7 +26,7 @@ This was written by steve chamberlain
 */
 
 
-#include <ansidecl.h>
+#include "ansidecl.h"
 #include <stdio.h>
 
 #ifdef MPW
@@ -37,11 +37,12 @@ This was written by steve chamberlain
 #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"
@@ -116,7 +117,7 @@ WHITE               [ \t\n\r]+
 NOCFILENAMECHAR        [_a-zA-Z0-9\/\.\-\_\+\$\:\[\]\\\~]
 
 V_TAG [.$_a-zA-Z][._a-zA-Z0-9]*
-V_IDENTIFIER [*?.$_a-zA-Z]([*?.$_a-zA-Z0-9]|::)*
+V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^]([*?.$_a-zA-Z0-9\[\]\-\!\^]|::)*
 
 %s SCRIPT
 %s EXPRESSION
@@ -143,7 +144,7 @@ V_IDENTIFIER [*?.$_a-zA-Z]([*?.$_a-zA-Z0-9]|::)*
        }
     }
 
-<BOTH,SCRIPT,EXPRESSION>"/*"   { comment(); }
+<BOTH,SCRIPT,EXPRESSION,VERS_START,VERS_NODE,VERS_SCRIPT>"/*"  { comment(); }
 
 
 <DEFSYMEXP>"-"                  { RTOKEN('-');}
@@ -153,6 +154,7 @@ V_IDENTIFIER [*?.$_a-zA-Z]([*?.$_a-zA-Z0-9]|::)*
 
 <MRI,EXPRESSION>"$"([0-9A-Fa-f])+ {
                                yylval.integer = bfd_scan_vma (yytext+1, 0,16);
+                               yylval.bigint.str = (char *) 0;
                                return INT;
                        }
 
@@ -178,20 +180,36 @@ V_IDENTIFIER [*?.$_a-zA-Z]([*?.$_a-zA-Z0-9]|::)*
                                   }
                                   yylval.integer = bfd_scan_vma (yytext, 0,
                                                                  ibase);
+                                  yylval.bigint.str = (char *) 0;
                                   return INT;
                                 }
-<SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>((("$"|"0x")([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? {
+<SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>((("$"|0[xX])([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? {
                                  char *s = yytext;
+                                 int ibase = 0;
 
                                  if (*s == '$')
-                                   ++s;
-                                 yylval.integer = bfd_scan_vma (s, 0, 0);
+                                   {
+                                     ++s;
+                                     ibase = 16;
+                                   }
+                                 yylval.integer = bfd_scan_vma (s, 0, ibase);
+                                 yylval.bigint.str = (char *) 0;
                                  if (yytext[yyleng-1] == 'M'
                                      || yytext[yyleng-1] == 'm')
-                                   yylval.integer *= 1024 * 1024;
-                                 if (yytext[yyleng-1] == 'K' 
+                                   {
+                                     yylval.integer *= 1024 * 1024;
+                                   }
+                                 else if (yytext[yyleng-1] == 'K' 
                                      || yytext[yyleng-1]=='k')
-                                   yylval.integer *= 1024;
+                                   {
+                                     yylval.integer *= 1024;
+                                   }
+                                 else if (yytext[0] == '0'
+                                          && (yytext[1] == 'x'
+                                              || yytext[1] == 'X'))
+                                   {
+                                     yylval.bigint.str = xstrdup (yytext + 2);
+                                   }
                                  return INT;
                                }
 <BOTH,SCRIPT,EXPRESSION,MRI>"]"                { RTOKEN(']');}
@@ -239,6 +257,8 @@ V_IDENTIFIER [*?.$_a-zA-Z]([*?.$_a-zA-Z0-9]|::)*
 <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); }
@@ -459,7 +479,7 @@ lex_push_file (file, name)
 
 static YY_BUFFER_STATE 
 yy_create_string_buffer (string, size)
-     CONST char *string;
+     const char *string;
      size_t size;
 {
   YY_BUFFER_STATE b;
@@ -501,7 +521,7 @@ yy_create_string_buffer (string, size)
 
 void
 lex_redirect (string)
-     CONST char *string;
+     const char *string;
 {
   YY_BUFFER_STATE tmp;
 
@@ -591,12 +611,12 @@ yy_input (buf, result, max_size)
      int max_size;
 {
   *result = 0; 
-  if (yy_current_buffer->yy_input_file)
+  if (YY_CURRENT_BUFFER->yy_input_file)
     {
       if (yyin)
        {
-         *result = read (fileno (yyin), (char *) buf, max_size);
-         if (*result < 0) 
+         *result = fread ((char *) buf, 1, max_size, yyin);
+         if (*result < max_size && ferror (yyin)) 
            einfo ("%F%P: read in flex scanner failed\n");
        }
     }