fix typo, added @table

[deliverable/binutils-gdb.git] / gdb / m2-exp.y

diff --git a/gdb/m2-exp.y b/gdb/m2-exp.y
index 1c3d9007d29e5545e1287123045ffc00ec0335cc..73e08553066bfeb306077c3bf7456e4ae05545b9 100644 (file)
--- a/gdb/m2-exp.y
+++ b/gdb/m2-exp.y
@@ -43,14 +43,9 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "symfile.h"
 #include "objfiles.h"
 
-/* Ensure that if the generated parser contains any calls to malloc/realloc,
-   that they get mapped to xmalloc/xrealloc. */
-
-#define malloc xmalloc
-#define realloc        xrealloc
-
-/* These MUST be included in any grammar file!!!!
-   Please choose unique names! */
+/* These MUST be included in any grammar file!!!! Please choose unique names!
+   Note that this are a combined list of variables that can be produced
+   by any one of bison, byacc, or yacc. */
 #define        yymaxdepth m2_maxdepth
 #define        yyparse m2_parse
 #define        yylex   m2_lex
@@ -78,6 +73,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define        yy_yyv  m2_yyv
 #define        yyval   m2_val
 #define        yylloc  m2_lloc
+#define yyss   m2_yyss         /* byacc */
+#define        yyssp   m2_yysp         /* byacc */
+#define        yyvs    m2_yyvs         /* byacc */
+#define        yyvsp   m2_yyvsp        /* byacc */
 
 #if 0
 static char *
@@ -104,7 +103,6 @@ int number_sign = 1;
 struct block *modblock=0;
 
 /* #define     YYDEBUG 1 */
-
 %}
 
 /* Although the yacc "value" of an expression is not used,
@@ -135,7 +133,7 @@ struct block *modblock=0;
 %type <sym> fblock 
 
 %token <lval> INT HEX ERROR
-%token <ulval> UINT TRUE FALSE CHAR
+%token <ulval> UINT M2_TRUE M2_FALSE CHAR
 %token <dval> FLOAT
 
 /* Both NAME and TYPENAME tokens represent symbols in the input,
@@ -178,6 +176,19 @@ struct block *modblock=0;
 /* This is not an actual token ; it is used for precedence. 
 %right QID
 */
+
+%{
+/* Ensure that if the generated parser contains any calls to malloc/realloc,
+   that they get mapped to xmalloc/xrealloc.  We have to do this here
+   rather than earlier in the file because this is the first point after
+   the place where the SVR4 yacc includes <malloc.h>, and if we do it
+   before that, then the remapped declarations in <malloc.h> will collide
+   with the ones in "defs.h". */
+
+#define malloc xmalloc
+#define realloc        xrealloc
+%}
+
 %%
 
 start   :      exp
@@ -454,13 +465,13 @@ exp       :       exp ASSIGN exp
 
 /* Constants */
 
-exp    :       TRUE
+exp    :       M2_TRUE
                        { write_exp_elt_opcode (OP_BOOL);
                          write_exp_elt_longcst ((LONGEST) $1);
                          write_exp_elt_opcode (OP_BOOL); }
        ;
 
-exp    :       FALSE
+exp    :       M2_FALSE
                        { write_exp_elt_opcode (OP_BOOL);
                          write_exp_elt_longcst ((LONGEST) $1);
                          write_exp_elt_opcode (OP_BOOL); }
@@ -973,7 +984,7 @@ yylex ()
          {
            char *err_copy = (char *) alloca (p - tokstart + 1);
 
-           bcopy (tokstart, err_copy, p - tokstart);
+           memcpy (err_copy, tokstart, p - tokstart);
            err_copy[p - tokstart] = 0;
            error ("Invalid number \"%s\".", err_copy);
          }
@@ -1129,12 +1140,12 @@ yylex ()
        if(!strncmp(tokstart,"TRUE",4))
        {
          yylval.ulval = 1;
-         return TRUE;
+         return M2_TRUE;
        }
        else if(!strncmp(tokstart,"FALSE",5))
        {
          yylval.ulval = 0;
-         return FALSE;
+         return M2_FALSE;
        }
     }