2012-03-01 Pedro Alves <palves@redhat.com>
[deliverable/binutils-gdb.git] / gdb / p-exp.y
index ec656d0932ea51380aadb564a5644928b1d2f14d..3b7984ecf35702d7cc949930b0adb426d9d0287c 100644 (file)
@@ -1,6 +1,5 @@
 /* YACC parser for Pascal expressions, for GDB.
-   Copyright (C) 2000, 2006, 2007, 2008, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 2000, 2006-2012 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
 #define        yylval  pascal_lval
 #define        yychar  pascal_char
 #define        yydebug pascal_debug
-#define        yypact  pascal_pact     
-#define        yyr1    pascal_r1                       
-#define        yyr2    pascal_r2                       
-#define        yydef   pascal_def              
-#define        yychk   pascal_chk              
-#define        yypgo   pascal_pgo              
+#define        yypact  pascal_pact
+#define        yyr1    pascal_r1
+#define        yyr2    pascal_r2
+#define        yydef   pascal_def
+#define        yychk   pascal_chk
+#define        yypgo   pascal_pgo
 #define        yyact   pascal_act
 #define        yyexca  pascal_exca
 #define yyerrflag pascal_errflag
@@ -117,8 +116,7 @@ int yyparse (void);
 
 static int yylex (void);
 
-void
-yyerror (char *);
+void yyerror (char *);
 
 static char * uptok (char *, int);
 %}
@@ -154,8 +152,7 @@ static char * uptok (char *, int);
 
 %{
 /* YYSTYPE gets defined by %union */
-static int
-parse_number (char *, int, int, YYSTYPE *);
+static int parse_number (char *, int, int, YYSTYPE *);
 
 static struct type *current_type;
 static struct internalvar *intvar;
@@ -183,7 +180,7 @@ static int search_field;
    Contexts where this distinction is not important can use the
    nonterminal "name", which matches either NAME or TYPENAME.  */
 
-%token <sval> STRING 
+%token <sval> STRING
 %token <sval> FIELDNAME
 %token <voidval> COMPLETE
 %token <ssym> NAME /* BLOCKNAME defined below to give it higher precedence.  */
@@ -262,12 +259,12 @@ exp1      :       exp
 /* Expressions, not including the comma operator.  */
 exp    :       exp '^'   %prec UNARY
                        { write_exp_elt_opcode (UNOP_IND);
-                         if (current_type) 
+                         if (current_type)
                            current_type = TYPE_TARGET_TYPE (current_type); }
        ;
 
 exp    :       '@' exp    %prec UNARY
-                       { write_exp_elt_opcode (UNOP_ADDR); 
+                       { write_exp_elt_opcode (UNOP_ADDR);
                          if (current_type)
                            current_type = TYPE_POINTER_TYPE (current_type); }
        ;
@@ -290,16 +287,16 @@ exp       :       DECREMENT  '(' exp ')'   %prec UNARY
 
 
 field_exp      :       exp '.' %prec UNARY
-                       { search_field = 1; } 
+                       { search_field = 1; }
        ;
 
-exp    :       field_exp FIELDNAME 
+exp    :       field_exp FIELDNAME
                        { write_exp_elt_opcode (STRUCTOP_STRUCT);
-                         write_exp_string ($2); 
+                         write_exp_string ($2);
                          write_exp_elt_opcode (STRUCTOP_STRUCT);
-                         search_field = 0; 
+                         search_field = 0;
                          if (current_type)
-                           { 
+                           {
                              while (TYPE_CODE (current_type)
                                     == TYPE_CODE_PTR)
                                current_type =
@@ -308,16 +305,17 @@ exp       :       field_exp FIELDNAME
                                current_type, $2.ptr, 0);
                            }
                         }
-       ; 
+       ;
+
 
 exp    :       field_exp name
                        { mark_struct_expression ();
                          write_exp_elt_opcode (STRUCTOP_STRUCT);
                          write_exp_string ($2);
                          write_exp_elt_opcode (STRUCTOP_STRUCT);
-                         search_field = 0; 
+                         search_field = 0;
                          if (current_type)
-                           { 
+                           {
                              while (TYPE_CODE (current_type)
                                     == TYPE_CODE_PTR)
                                current_type =
@@ -340,21 +338,21 @@ exp       :       field_exp COMPLETE
 
 exp    :       exp '['
                        /* We need to save the current_type value.  */
-                       { char *arrayname; 
+                       { const char *arrayname;
                          int arrayfieldindex;
                          arrayfieldindex = is_pascal_string_type (
                                current_type, NULL, NULL,
-                               NULL, NULL, &arrayname); 
-                         if (arrayfieldindex) 
+                               NULL, NULL, &arrayname);
+                         if (arrayfieldindex)
                            {
                              struct stoken stringsval;
                              stringsval.ptr = alloca (strlen (arrayname) + 1);
                              stringsval.length = strlen (arrayname);
                              strcpy (stringsval.ptr, arrayname);
                              current_type = TYPE_FIELD_TYPE (current_type,
-                               arrayfieldindex - 1); 
+                               arrayfieldindex - 1);
                              write_exp_elt_opcode (STRUCTOP_STRUCT);
-                             write_exp_string (stringsval); 
+                             write_exp_string (stringsval);
                              write_exp_elt_opcode (STRUCTOP_STRUCT);
                            }
                          push_current_type ();  }
@@ -373,7 +371,7 @@ exp :       exp '('
                arglist ')'     %prec ARROW
                        { write_exp_elt_opcode (OP_FUNCALL);
                          write_exp_elt_longcst ((LONGEST) end_arglist ());
-                         write_exp_elt_opcode (OP_FUNCALL); 
+                         write_exp_elt_opcode (OP_FUNCALL);
                          pop_current_type ();
                          if (current_type)
                            current_type = TYPE_TARGET_TYPE (current_type);
@@ -398,7 +396,7 @@ exp :       type '(' exp ')' %prec UNARY
                            }
                          write_exp_elt_opcode (UNOP_CAST);
                          write_exp_elt_type ($1);
-                         write_exp_elt_opcode (UNOP_CAST); 
+                         write_exp_elt_opcode (UNOP_CAST);
                          current_type = $1; }
        ;
 
@@ -415,9 +413,9 @@ exp :       exp '*' exp
 exp    :       exp '/' {
                          if (current_type && is_integral_type (current_type))
                            leftdiv_is_integer = 1;
-                       } 
+                       }
                exp
-                       { 
+                       {
                          if (leftdiv_is_integer && current_type
                              && is_integral_type (current_type))
                            {
@@ -428,7 +426,7 @@ exp :       exp '/' {
                              leftdiv_is_integer = 0;
                            }
 
-                         write_exp_elt_opcode (BINOP_DIV); 
+                         write_exp_elt_opcode (BINOP_DIV);
                        }
        ;
 
@@ -457,37 +455,37 @@ exp       :       exp RSH exp
        ;
 
 exp    :       exp '=' exp
-                       { write_exp_elt_opcode (BINOP_EQUAL); 
+                       { write_exp_elt_opcode (BINOP_EQUAL);
                          current_type = parse_type->builtin_bool;
                        }
        ;
 
 exp    :       exp NOTEQUAL exp
-                       { write_exp_elt_opcode (BINOP_NOTEQUAL); 
+                       { write_exp_elt_opcode (BINOP_NOTEQUAL);
                          current_type = parse_type->builtin_bool;
                        }
        ;
 
 exp    :       exp LEQ exp
-                       { write_exp_elt_opcode (BINOP_LEQ); 
+                       { write_exp_elt_opcode (BINOP_LEQ);
                          current_type = parse_type->builtin_bool;
                        }
        ;
 
 exp    :       exp GEQ exp
-                       { write_exp_elt_opcode (BINOP_GEQ); 
+                       { write_exp_elt_opcode (BINOP_GEQ);
                          current_type = parse_type->builtin_bool;
                        }
        ;
 
 exp    :       exp '<' exp
-                       { write_exp_elt_opcode (BINOP_LESS); 
+                       { write_exp_elt_opcode (BINOP_LESS);
                          current_type = parse_type->builtin_bool;
                        }
        ;
 
 exp    :       exp '>' exp
-                       { write_exp_elt_opcode (BINOP_GTR); 
+                       { write_exp_elt_opcode (BINOP_GTR);
                          current_type = parse_type->builtin_bool;
                        }
        ;
@@ -580,7 +578,7 @@ exp :       SIZEOF '(' type ')'     %prec UNARY
 
 exp    :       SIZEOF  '(' exp ')'      %prec UNARY
                        { write_exp_elt_opcode (UNOP_SIZEOF); }
-       
+
 exp    :       STRING
                        { /* C strings are converted into array constants with
                             an explicit null byte added at the end.  Thus
@@ -607,13 +605,13 @@ exp       :       STRING
 
 /* Object pascal  */
 exp    :       THIS
-                       { 
+                       {
                          struct value * this_val;
                          struct type * this_type;
                          write_exp_elt_opcode (OP_THIS);
-                         write_exp_elt_opcode (OP_THIS); 
+                         write_exp_elt_opcode (OP_THIS);
                          /* We need type of this.  */
-                         this_val = value_of_this (0); 
+                         this_val = value_of_this_silent (parse_language);
                          if (this_val)
                            this_type = value_type (this_val);
                          else
@@ -626,7 +624,7 @@ exp :       THIS
                                  write_exp_elt_opcode (UNOP_IND);
                                }
                            }
-               
+
                          current_type = this_type;
                        }
        ;
@@ -645,7 +643,7 @@ block       :       BLOCKNAME
                                $$ = BLOCKVECTOR_BLOCK (BLOCKVECTOR (tem),
                                                        STATIC_BLOCK);
                              else
-                               error ("No file or function \"%s\".",
+                               error (_("No file or function \"%s\"."),
                                       copy_name ($1.stoken));
                            }
                        }
@@ -656,7 +654,7 @@ block       :       block COLONCOLON name
                            = lookup_symbol (copy_name ($3), $1,
                                             VAR_DOMAIN, (int *) NULL);
                          if (!tem || SYMBOL_CLASS (tem) != LOC_BLOCK)
-                           error ("No function \"%s\" in specified context.",
+                           error (_("No function \"%s\" in specified context."),
                                   copy_name ($3));
                          $$ = SYMBOL_BLOCK_VALUE (tem); }
        ;
@@ -666,7 +664,7 @@ variable:   block COLONCOLON name
                          sym = lookup_symbol (copy_name ($3), $1,
                                               VAR_DOMAIN, (int *) NULL);
                          if (sym == 0)
-                           error ("No symbol \"%s\" in specified context.",
+                           error (_("No symbol \"%s\" in specified context."),
                                   copy_name ($3));
 
                          write_exp_elt_opcode (OP_VAR_VALUE);
@@ -681,7 +679,7 @@ qualified_name:     typebase COLONCOLON name
                          struct type *type = $1;
                          if (TYPE_CODE (type) != TYPE_CODE_STRUCT
                              && TYPE_CODE (type) != TYPE_CODE_UNION)
-                           error ("`%s' is not defined as an aggregate type.",
+                           error (_("`%s' is not defined as an aggregate type."),
                                   TYPE_NAME (type));
 
                          write_exp_elt_opcode (OP_SCOPE);
@@ -715,10 +713,10 @@ variable: qualified_name
                            write_exp_msymbol (msymbol);
                          else if (!have_full_symbols ()
                                   && !have_partial_symbols ())
-                           error ("No symbol table is loaded.  "
-                                  "Use the \"file\" command.");
+                           error (_("No symbol table is loaded.  "
+                                  "Use the \"file\" command."));
                          else
-                           error ("No symbol \"%s\" in current context.",
+                           error (_("No symbol \"%s\" in current context."),
                                   name);
                        }
        ;
@@ -761,7 +759,7 @@ variable:   name_not_typename
                              write_exp_string ($1.stoken);
                              write_exp_elt_opcode (STRUCTOP_PTR);
                              /* We need type of this.  */
-                             this_val = value_of_this (0); 
+                             this_val = value_of_this_silent (parse_language);
                              if (this_val)
                                this_type = value_type (this_val);
                              else
@@ -771,7 +769,7 @@ variable:   name_not_typename
                                  this_type,
                                  copy_name ($1.stoken), 0);
                              else
-                               current_type = NULL; 
+                               current_type = NULL;
                            }
                          else
                            {
@@ -784,10 +782,10 @@ variable: name_not_typename
                                write_exp_msymbol (msymbol);
                              else if (!have_full_symbols ()
                                       && !have_partial_symbols ())
-                               error ("No symbol table is loaded.  "
-                                      "Use the \"file\" command.");
+                               error (_("No symbol table is loaded.  "
+                                      "Use the \"file\" command."));
                              else
-                               error ("No symbol \"%s\" in current context.",
+                               error (_("No symbol \"%s\" in current context."),
                                       copy_name ($1.stoken));
                            }
                        }
@@ -960,9 +958,9 @@ parse_number (char *p, int len, int parsed_float, YYSTYPE *putithere)
         FIXME: This check is wrong; for example it doesn't find overflow
         on 0x123456789 when LONGEST is 32 bits.  */
       if (c != 'l' && c != 'u' && n != 0)
-       {       
+       {
          if ((unsigned_p && (ULONGEST) prevn >= (ULONGEST) n))
-           error ("Numeric constant too large.");
+           error (_("Numeric constant too large."));
        }
       prevn = n;
     }
@@ -1049,7 +1047,7 @@ push_current_type (void)
   tpnew->next = tp_top;
   tpnew->stored = current_type;
   current_type = NULL;
-  tp_top = tpnew; 
+  tp_top = tpnew;
 }
 
 static void
@@ -1095,9 +1093,8 @@ static const struct token tokentab2[] =
 
 /* Allocate uppercased var: */
 /* make an uppercased copy of tokstart.  */
-static char * uptok (tokstart, namelen)
-  char *tokstart;
-  int namelen;
+static char *
+uptok (char *tokstart, int namelen)
 {
   int i;
   char *uptokstart = (char *)malloc(namelen+1);
@@ -1120,7 +1117,7 @@ static int last_was_structop;
 /* Read one token, getting characters through lexptr.  */
 
 static int
-yylex ()
+yylex (void)
 {
   int c;
   int namelen;
@@ -1132,7 +1129,7 @@ yylex ()
   static char *tempbuf;
   static int tempbufsize;
   int saw_structop = last_was_structop;
+
   last_was_structop = 0;
  retry:
 
@@ -1189,7 +1186,7 @@ yylex ()
       if (c == '\\')
        c = parse_escape (parse_gdbarch, &lexptr);
       else if (c == '\'')
-       error ("Empty character constant.");
+       error (_("Empty character constant."));
 
       yylval.typed_val_int.val = c;
       yylval.typed_val_int.type = parse_type->builtin_char;
@@ -1202,13 +1199,13 @@ yylex ()
            {
              lexptr = tokstart + namelen;
              if (lexptr[-1] != '\'')
-               error ("Unmatched single quote.");
+               error (_("Unmatched single quote."));
              namelen -= 2;
               tokstart++;
               uptokstart = uptok(tokstart,namelen);
              goto tryname;
            }
-         error ("Invalid character constant.");
+         error (_("Invalid character constant."));
        }
       return INT;
 
@@ -1300,7 +1297,7 @@ yylex ()
 
            memcpy (err_copy, tokstart, p - tokstart);
            err_copy[p - tokstart] = 0;
-           error ("Invalid number \"%s\".", err_copy);
+           error (_("Invalid number \"%s\"."), err_copy);
          }
        lexptr = p;
        return toktype;
@@ -1373,7 +1370,7 @@ yylex ()
       } while ((*tokptr != '"') && (*tokptr != '\0'));
       if (*tokptr++ != '"')
        {
-         error ("Unterminated string in expression.");
+         error (_("Unterminated string in expression."));
        }
       tempbuf[tempbufindex] = '\0';    /* See note above.  */
       yylval.sval.ptr = tempbuf;
@@ -1385,7 +1382,7 @@ yylex ()
   if (!(c == '_' || c == '$'
        || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')))
     /* We must have come across a bad character (e.g. ';').  */
-    error ("Invalid character '%c' in expression.", c);
+    error (_("Invalid character '%c' in expression."), c);
 
   /* It's a name.  See how long it is.  */
   namelen = 0;
@@ -1593,10 +1590,10 @@ yylex ()
        tempbuf = (char *) realloc (tempbuf, namelen + 1);
        strncpy (tempbuf, tokstart, namelen); tempbuf [namelen] = 0;
        yylval.sval.ptr = tempbuf;
-       yylval.sval.length = namelen; 
+       yylval.sval.length = namelen;
        free (uptokstart);
        return FIELDNAME;
-      } 
+      }
     /* Call lookup_symtab, not lookup_partial_symtab, in case there are
        no psymtabs (coff, xcoff, or some future change to blow away the
        psymtabs once once symbols are read).  */
@@ -1734,11 +1731,10 @@ yylex ()
 }
 
 void
-yyerror (msg)
-     char *msg;
+yyerror (char *msg)
 {
   if (prev_lexptr)
     lexptr = prev_lexptr;
 
-  error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr);
+  error (_("A %s in expression, near `%s'."), (msg ? msg : "error"), lexptr);
 }
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