/[bison]/bison/data/c.m4
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revision 1.18 by akim, Tue Nov 12 08:45:40 2002 UTC revision 1.19 by akim, Tue Nov 12 09:03:12 2002 UTC
# Line 327  m4_define([b4_syncline], Line 327  m4_define([b4_syncline],
327  #                   SYMBOL-ACTION, SYMBOL-TYPENAME)  #                   SYMBOL-ACTION, SYMBOL-TYPENAME)
328  # -------------------------------------------------  # -------------------------------------------------
329  m4_define([b4_symbol_actions],  m4_define([b4_symbol_actions],
330  [m4_pushdef([b4_dollar_dollar], [yyvalue.$6])dnl  [m4_pushdef([b4_dollar_dollar], [yyvaluep->$6])dnl
331  m4_pushdef([b4_at_dollar], [yylocation])dnl  m4_pushdef([b4_at_dollar], [(*yylocationp)])dnl
332        case $4: /* $3 */        case $4: /* $3 */
333  b4_syncline([$2], [$1])  b4_syncline([$2], [$1])
334          $5;          $5;
# Line 351  m4_define([b4_yydestruct_generate], Line 351  m4_define([b4_yydestruct_generate],
351    
352  ]$1([yydestruct],  ]$1([yydestruct],
353      [static void],      [static void],
354      [[int yytype],         [yytype]],      [[int yytype],           [yytype]],
355      [[YYSTYPE yyvalue],    [yyvalue]]b4_location_if([,      [[YYSTYPE *yyvaluep],    [yyvaluep]]b4_location_if([,
356      [[YYLTYPE yylocation], [yylocation]]]))[      [[YYLTYPE *yylocationp], [yylocationp]]]))[
357  {  {
358    /* Pacify ``unused variable'' warnings.  */    /* Pacify ``unused variable'' warnings.  */
359    (void) yyvalue;    (void) yyvaluep;
360  ]b4_location_if([  (void) yylocation;  ]b4_location_if([  (void) yylocationp;
361  ])[  ])[
362    switch (yytype)    switch (yytype)
363      {      {
# Line 367  m4_define([b4_yydestruct_generate], Line 367  m4_define([b4_yydestruct_generate],
367      }      }
368  }]dnl  }]dnl
369  ])  ])
370    
371    
372    # b4_yysymprint_generate(FUNTION-DECLARATOR)
373    # ------------------------------------------
374    # Generate the "yysymprint" function, which declaration is issued using
375    # FUNTION-DECLARATOR, which may be "b4_c_ansi_function_def" for ISO C
376    # or "b4_c_function_def" for K&R.
377    m4_define([b4_yysymprint_generate],
378    [[/*-----------------------------.
379    | Print this symbol on YYOUT.  |
380    `-----------------------------*/
381    
382    ]$1([yysymprint],
383        [static void],
384        [[FILE *yyout],          [yyout]],
385        [[int yytype],           [yytype]],
386        [[YYSTYPE *yyvaluep],    [yyvaluep]]b4_location_if([,
387        [[YYLTYPE *yylocationp], [yylocationp]]]))
388    {
389      /* Pacify ``unused variable'' warnings.  */
390      (void) yyvaluep;
391    b4_location_if([  (void) yylocationp;
392    ])dnl
393    
394      if (yytype < YYNTOKENS)
395        {
396          YYFPRINTF (yyout, "token %s (", yytname[[yytype]]);
397    # ifdef YYPRINT
398          YYPRINT (yyout, yytoknum[[yytype]], yyvalue);
399    # endif
400        }
401      else
402        YYFPRINTF (yyout, "nterm %s (", yytname[[yytype]]);
403    
404      switch (yytype)
405        {
406    m4_map([b4_symbol_actions], m4_defn([b4_symbol_printers]))dnl
407          default:
408            break;
409        }
410      YYFPRINTF (yyout, ")");
411    }
412    ])

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