src/main.c

   1 /* GOB C Preprocessor
   2  * Copyright (C) 1999 the Free Software Foundation.
   3  *
   4  * Author: George Lebl
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the  Free Software
  18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19  * USA.
  20  */
  21
  22 #include "config.h"
  23 #include <glib.h>
  24 #if 0
  25 #include <popt.h>
  26 #endif
  27 #include <time.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30
  31 #include "tree.h"
  32 #include "parse.h"
  33 #include "out.h"
  34 #include "main.h"
  35
  36 char *filename = NULL;
  37
  38 int yyparse(void);
  39
  40 extern int yydebug;
  41 extern FILE * yyin;
  42 extern Node *class;
  43 extern GList *nodes;
  44
  45 char *filebase;
  46 static char *funcbase;
  47 static char *pfuncbase;
  48 static char *macrobase;
  49 static char *macrois;
  50 static char *typebase;
  51 static char *ptypebase;
  52
  53 static int signals = 0;
  54 static int arguments = 0;
  55 static int overrides = 0;
  56
  57 FILE *out;
  58 FILE *outh;
  59
  60 int exit_on_warn = FALSE;
  61 int exit_on_error = TRUE;
  62 int got_error = FALSE;
  63
  64 void
  65 print_error(int is_warn, char *error,int line)
  66 {
  67         char *w;
  68         if(is_warn)
  69                 w = "Warning:";
  70         else {
  71                 w = "Error:";
  72                 got_error = TRUE;
  73         }
  74         if(line>0)
  75                 fprintf(stderr,"%s:%d: %s %s\n",filename,line,w,error);
  76         else
  77                 fprintf(stderr,"%s: %s %s\n",filename,w,error);
  78         if((!is_warn || exit_on_warn) && exit_on_error)
  79                 exit(1);
  80 }
  81
  82 static char *
  83 remove_sep(char *base)
  84 {
  85         char *p;
  86         char *s = g_strdup(base);
  87         while((p=strchr(s,':')))
  88                 strcpy(p,p+1);
  89         return s;
  90 }
  91
  92 static char *
  93 replace_sep(char *base, char r)
  94 {
  95         char *p;
  96         char *s = g_strdup(base);
  97         while((p=strchr(s,':')))
  98                 *p = r;
  99         if(*s == r) {
 100                 p = g_strdup(s+1);
 101                 g_free(s);
 102                 return p;
 103         }
 104         return s;
 105 }
 106
 107 /*separate the namespace part and then replace rest of
 108   separators with r*/
 109 static void
 110 separns_replace_sep(char *base, char **ns, char **name, char r)
 111 {
 112         char *p;
 113         char *s = g_strdup(base);
 114         *ns = NULL;
 115         if((p=strchr(s,':')) && p!=s) {
 116                 *p = '\0';
 117                 *ns = g_strdup(s);
 118                 p = g_strdup(p+1);
 119                 g_free(s);
 120                 s = p;
 121         }
 122         while((p=strchr(s,':')))
 123                 *p = r;
 124         if(*s == r) {
 125                 *name = g_strdup(s+1);
 126                 g_free(s);
 127         } else
 128                 *name = s;
 129 }
 130
 131 static char *
 132 make_is_macro(char *base)
 133 {
 134         char *s1,*s2;
 135         char *s;
 136
 137         separns_replace_sep(base,&s1,&s2,'_');
 138         if(s1)
 139                 s = g_strconcat(s1,"_IS_",s2,NULL);
 140         else
 141                 s = g_strconcat("IS_",s2,NULL);
 142
 143         g_strup(s);
 144
 145         g_free(s1);
 146         g_free(s2);
 147
 148         return s;
 149 }
 150
 151 static void
 152 make_bases(void)
 153 {
 154         filebase = replace_sep(((Class *)class)->otype,'-');
 155         g_strdown(filebase);
 156
 157         funcbase = replace_sep(((Class *)class)->otype,'_');
 158         g_strdown(funcbase);
 159
 160         pfuncbase = replace_sep(((Class *)class)->ptype,'_');
 161         g_strdown(pfuncbase);
 162
 163         macrobase = replace_sep(((Class *)class)->otype,'_');
 164         g_strup(macrobase);
 165
 166         macrois = make_is_macro(((Class *)class)->otype);
 167
 168         typebase = remove_sep(((Class *)class)->otype);
 169
 170         ptypebase = remove_sep(((Class *)class)->ptype);
 171 }
 172
 173 static void
 174 def_methods(Class *c)
 175 {
 176         GList *li;
 177
 178         out_printf(out,"\n");
 179         for(li=c->nodes;li;li=g_list_next(li)) {
 180                 Node *node = li->data;
 181                 if(node->type == METHOD_NODE) {
 182                         Method *m = (Method *)node;
 183
 184                         if(m->scope == INIT_METHOD ||
 185                            m->scope == CLASS_INIT_METHOD ||
 186                            m->scope == OVERRIDE_METHOD)
 187                                 continue;
 188
 189                         out_printf(out,"#define %s %s_%s\n",m->id,funcbase,m->id);
 190                 }
 191         }
 192         out_printf(out,"\n");
 193 }
 194
 195 static void
 196 undef_methods(Class *c)
 197 {
 198         GList *li;
 199
 200         out_printf(out,"\n");
 201         for(li=c->nodes;li;li=g_list_next(li)) {
 202                 Node *node = li->data;
 203                 if(node->type == METHOD_NODE) {
 204                         Method *m = (Method *)node;
 205
 206                         if(m->scope == INIT_METHOD ||
 207                            m->scope == CLASS_INIT_METHOD ||
 208                            m->scope == OVERRIDE_METHOD)
 209                                 continue;
 210
 211                         out_printf(out,"#undef %s\n",m->id);
 212                 }
 213         }
 214         out_printf(out,"\n");
 215 }
 216
 217 static void
 218 print_type(FILE *fp, Type *t)
 219 {
 220         char *s;
 221         int i;
 222         s = remove_sep(t->name);
 223         out_printf(fp,"%s ",s);
 224         g_free(s);
 225
 226         for(i=0;i<t->stars;i++)
 227                 out_printf(fp,"*");
 228 }
 229
 230 static void
 231 put_variable(Variable *v)
 232 {
 233         out_printf(outh,"\t");
 234         if(v->scope == PRIVATE_SCOPE)
 235                 out_printf(outh,"/* private */ ");
 236         print_type(outh,v->vtype);
 237
 238         out_printf(outh,"%s;\n",v->id);
 239 }
 240
 241 static void
 242 print_method(FILE *fp, char *typeprefix, char *nameprefix,
 243              char *namepostfix,char *postfix, Method *m)
 244 {
 245         GList *li;
 246
 247         out_printf(fp,"%s",typeprefix);
 248         print_type(fp,m->mtype);
 249         out_printf(fp,"%s%s_%s%s(",
 250                 nameprefix,funcbase,m->id,namepostfix);
 251
 252         if(m->args) {
 253                 for(li=m->args;li;li=g_list_next(li)) {
 254                         FuncArg *arg = li->data;
 255                         print_type(fp,arg->atype);
 256                         if(li->next)
 257                                 out_printf(fp,"%s, ",arg->name);
 258                         else
 259                                 out_printf(fp,"%s",arg->name);
 260
 261                 }
 262                 if(m->vararg)
 263                         out_printf(fp,", ...");
 264         } else {
 265                 out_printf(fp,"void");
 266         }
 267         out_printf(fp,")%s\n",postfix);
 268 }
 269
 270 static void
 271 put_vs_method(Method *m)
 272 {
 273         if(m->scope != SIGNAL_LAST_METHOD &&
 274            m->scope != SIGNAL_FIRST_METHOD &&
 275            m->scope != PRIVATE_SIGNAL_LAST_METHOD &&
 276            m->scope != PRIVATE_SIGNAL_FIRST_METHOD &&
 277            m->scope != VIRTUAL_METHOD &&
 278            m->scope != PRIVATE_VIRTUAL_METHOD)
 279                 return;
 280
 281         print_method(outh,"\t","(* ",") ",";",m);
 282 }
 283
 284 static void
 285 put_pub_method(Method *m)
 286 {
 287         if(m->scope == PRIVATE_SCOPE ||
 288            m->scope == OVERRIDE_METHOD ||
 289            m->scope == INIT_METHOD ||
 290            m->scope == CLASS_INIT_METHOD ||
 291            m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
 292            m->scope == PRIVATE_SIGNAL_FIRST_METHOD ||
 293            m->scope == PRIVATE_VIRTUAL_METHOD)
 294                 return;
 295
 296         print_method(outh,"","\t","\t",";",m);
 297 }
 298
 299 static void
 300 put_priv_method_prot(Method *m)
 301 {
 302         if(m->scope == PUBLIC_SCOPE)
 303                 return;
 304
 305         if(m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
 306            m->scope == PRIVATE_SIGNAL_FIRST_METHOD ||
 307            m->scope == PRIVATE_VIRTUAL_METHOD) {
 308                 if(m->cbuf)
 309                         print_method(out,"static ","_real_"," ",";",m);
 310                 print_method(out,"static ",""," ",";",m);
 311         } else if(m->scope == SIGNAL_LAST_METHOD ||
 312                   m->scope == SIGNAL_FIRST_METHOD ||
 313                   m->scope == VIRTUAL_METHOD) {
 314                 if(!m->cbuf)
 315                         return;
 316                 print_method(out,"static ","_real_"," ",";",m);
 317         } else {
 318                 print_method(out,"static ",""," ",";",m);
 319         }
 320 }
 321
 322 static GList *
 323 make_init_args(Class *cl, char *name, int is_class)
 324 {
 325         Node *node;
 326         Node *type;
 327         char *tn;
 328
 329         if(is_class)
 330                 tn = g_strconcat(cl->otype,":Class",NULL);
 331         else
 332                 tn = g_strdup(cl->otype);
 333
 334         type = new_type(1,tn);
 335         node = new_funcarg((Type *)type,name,NULL);
 336         return g_list_prepend(NULL, node);
 337 }
 338
 339 static void
 340 make_inits(Class *cl)
 341 {
 342         int got_class_init = FALSE;
 343         int got_init = FALSE;
 344         GList *li;
 345         Node *node;
 346         for(li=cl->nodes;li;li=g_list_next(li)) {
 347                 Node *n = li->data;
 348                 if(n->type == METHOD_NODE) {
 349                         Method *m = (Method *)n;
 350                         if(m->scope == INIT_METHOD) {
 351                                 if(got_init)
 352                                         print_error(FALSE,"init defined more then once",m->line_no);
 353                                 got_init = TRUE;
 354                         } else if(m->scope == CLASS_INIT_METHOD) {
 355                                 if(got_class_init)
 356                                         print_error(FALSE,"class_init defined more then once",m->line_no);
 357                                 got_class_init = TRUE;
 358                         }
 359                 }
 360         }
 361         if(!got_class_init) {
 362                 node = new_method(CLASS_INIT_METHOD,
 363                                   (Type *)new_type(0,g_strdup("void")),
 364                                   NULL,NULL,g_strdup("class_init"),
 365                                   make_init_args(cl,g_strdup("c"),TRUE),
 366                                   NULL, NULL,0,0,FALSE);
 367                 cl->nodes = g_list_prepend(cl->nodes,node);
 368         }
 369         if(!got_init) {
 370                 node = new_method(INIT_METHOD,
 371                                   (Type *)new_type(0,g_strdup("void")),
 372                                   NULL,NULL,g_strdup("init"),
 373                                   make_init_args(cl,g_strdup("o"),FALSE),
 374                                   NULL, NULL,0,0,FALSE);
 375                 cl->nodes = g_list_prepend(cl->nodes,node);
 376         }
 377 }
 378
 379 static GHashTable *marsh = NULL;
 380
 381 static void
 382 add_signal_prots(Method *m)
 383 {
 384         GList *li;
 385         static int sig = 1;
 386         char *s;
 387
 388         if(m->scope != SIGNAL_LAST_METHOD &&
 389            m->scope != SIGNAL_FIRST_METHOD &&
 390            m->scope != PRIVATE_SIGNAL_LAST_METHOD &&
 391            m->scope != PRIVATE_SIGNAL_FIRST_METHOD)
 392                 return;
 393
 394         if(!marsh)
 395                 marsh = g_hash_table_new(NULL,NULL);
 396
 397         if(strcmp(m->gtktypes->data,"NONE")==0 &&
 398            strcmp(m->gtktypes->next->data,"NONE")==0)
 399                 return;
 400
 401         s = g_strdup_printf("__Sig%d",sig++);
 402
 403         g_hash_table_insert(marsh,m,s);
 404
 405         out_printf(out,"\ntypedef ");
 406         print_type(out,m->mtype);
 407
 408         out_printf(out,"(*%s) (",s);
 409
 410         for(li=m->args;li;li=g_list_next(li)) {
 411                 FuncArg *arg = li->data;
 412                 print_type(out,arg->atype);
 413                 out_printf(out,", ");
 414         }
 415         out_printf(out,"gpointer);\n");
 416
 417         out_printf(out,"\nstatic void\n"
 418                 "marshal_%s (GtkObject * object,\n"
 419                 "\tGtkSignalFunc func,\n"
 420                 "\tgpointer func_data,\n"
 421                 "\tGtkArg * args)\n"
 422                 "{\n",s);
 423
 424         if(strcmp(m->gtktypes->data,"NONE")==0) {
 425                 int i;
 426                 out_printf(out, "\t%s rfunc;\n\n"
 427                         "\trfunc = (%s)func;\n\n"
 428                         "\t(*rfunc)((%s *)object",s,s,typebase);
 429                 if(strcmp(m->gtktypes->next->data,"NONE")!=0) {
 430                         for(i=0,li=m->gtktypes->next;li;
 431                             i++,li=g_list_next(li)) {
 432                                 out_printf(out, ",\n\t\tGTK_VALUE_%s(args[%d])",
 433                                         (char *)li->data,i);
 434                         }
 435                 }
 436                 out_printf(out, ",\n\t\tfunc_data);\n}\n\n");
 437         } else {
 438                 int i;
 439                 out_printf(out, "\t%s rfunc;\n\t",s);
 440                 print_type(out,m->mtype);
 441                 out_printf(out, " *retval;\n\n"
 442                         "\trfunc = (%s)func;\n\n"
 443                         "\tretval = GTK_RETLOC_%s(args[%d]);\n\n"
 444                         "\t*retval = (*rfunc)((%s *)object",
 445                         s,(char *)m->gtktypes->data,
 446                         g_list_length(m->gtktypes)-1,typebase);
 447                 if(strcmp(m->gtktypes->next->data,"NONE")!=0) {
 448                         for(i=0,li=m->gtktypes->next;li;
 449                             i++,li=g_list_next(li)) {
 450                                 out_printf(out, ",\n\t\tGTK_VALUE_%s(args[%d])",
 451                                         (char *)li->data,i);
 452                         }
 453                 }
 454                 out_printf(out, ",\n\t\tfunc_data);\n}\n\n");
 455         }
 456
 457 }
 458
 459 static void
 460 add_enums(Class *c)
 461 {
 462         GList *li;
 463         out_printf(out,"\n");
 464         if(signals>0) {
 465                 out_printf(out,"enum {\n");
 466                 for(li=c->nodes;li;li=g_list_next(li)) {
 467                         Node *n = li->data;
 468                         if(n->type == METHOD_NODE) {
 469                                 Method *m = (Method *)n;
 470                                 if(m->scope == SIGNAL_LAST_METHOD ||
 471                                    m->scope == SIGNAL_FIRST_METHOD ||
 472                                    m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
 473                                    m->scope == PRIVATE_SIGNAL_FIRST_METHOD) {
 474                                         char *s = g_strdup(m->id);
 475                                         g_strup(s);
 476                                         out_printf(out,"\t%s_SIGNAL,\n",s);
 477                                         g_free(s);
 478                                 }
 479                         }
 480                 }
 481                 out_printf(out,"\tLAST_SIGNAL\n};\n\n");
 482         }
 483         if(arguments>0) {
 484                 out_printf(out,"enum {\n\tARG_0,\n");
 485                 for(li=c->nodes;li;li=g_list_next(li)) {
 486                         Node *n = li->data;
 487                         if(n->type == ARGUMENT_NODE) {
 488                                 Argument *a = (Argument *)n;
 489                                 char *s = g_strdup(a->name);
 490                                 g_strup(s);
 491                                 out_printf(out,"\tARG_%s,\n",s);
 492                                 g_free(s);
 493                         }
 494                 }
 495                 out_printf(out, "};\n\n");
 496         }
 497
 498         if(signals>0)
 499                 out_printf(out,
 500                            "static guint object_signals[LAST_SIGNAL] = {0};\n\n");
 501
 502         out_printf(out, "static %sClass *parent_class = NULL;\n\n",ptypebase);
 503 }
 504
 505 static void
 506 add_get_type(void)
 507 {
 508         out_printf(out, "guint\n"
 509                 "%s_get_type (void)\n"
 510                 "{\n"
 511                 "\tstatic guint type = 0;\n\n"
 512                 "\tif (!type) {\n"
 513                 "\t\tstatic const GtkTypeInfo info = {\n"
 514                 "\t\t\t\"%s\",\n"
 515                 "\t\t\tsizeof (%s),\n"
 516                 "\t\t\tsizeof (%sClass),\n"
 517                 "\t\t\t(GtkClassInitFunc) %s_class_init,\n"
 518                 "\t\t\t(GtkObjectInitFunc) %s_init,\n"
 519                 "\t\t\t/* reserved_1 */ NULL,\n"
 520                 "\t\t\t/* reserved_2 */ NULL,\n"
 521                 "\t\t\t(GtkClassInitFunc) NULL,\n"
 522                 "\t\t};\n\n"
 523                 "\t\ttype = gtk_type_unique (%s_get_type(), &info);\n"
 524                 "\t}\n\n"
 525                 "\treturn type;\n"
 526                 "}\n\n",
 527                 funcbase,typebase,typebase,typebase,
 528                 funcbase,funcbase,pfuncbase);
 529 }
 530
 531 static void
 532 add_overrides(Class *c, char *oname, gboolean did_gtk_obj)
 533 {
 534         GList *li;
 535         GHashTable *done;
 536         char *s;
 537
 538         done = g_hash_table_new(g_str_hash,g_str_equal);
 539         if(did_gtk_obj) {
 540                 s = g_strdup("GtkObject"); /* This was already done */
 541                 g_hash_table_insert(done,s,s);
 542         }
 543         for(li=c->nodes;li;li=g_list_next(li)) {
 544                 Node *n = li->data;
 545                 char *f;
 546                 Method *m;
 547                 if(n->type != METHOD_NODE ||
 548                    ((Method *)n)->scope != OVERRIDE_METHOD)
 549                         continue;
 550                 m = (Method *)n;
 551
 552                 s = remove_sep(m->otype);
 553
 554                 if(g_hash_table_lookup(done,s)) {
 555                         g_free(s);
 556                         continue;
 557                 }
 558                 g_hash_table_insert(done,s,s);
 559
 560                 f = replace_sep(m->otype,'_');
 561                 g_strdown(f);
 562
 563                 out_printf(out,"\t%sClass *%s_class = (%sClass *)%s;\n",
 564                         s,f,s,oname);
 565
 566                 g_free(f);
 567         }
 568         g_hash_table_foreach(done,(GHFunc)g_free,NULL);
 569         g_hash_table_destroy(done);
 570 }
 571
 572 static void
 573 add_signals(Class *c)
 574 {
 575         GList *li;
 576
 577         out_printf(out,"\n");
 578         for(li=c->nodes;li;li=g_list_next(li)) {
 579                 Node *n = li->data;
 580                 Method *m;
 581                 char *mar;
 582                 char *sig;
 583                 int is_none;
 584                 int last = FALSE;
 585                 if(n->type != METHOD_NODE ||
 586                    (((Method *)n)->scope != SIGNAL_FIRST_METHOD &&
 587                     ((Method *)n)->scope != SIGNAL_LAST_METHOD &&
 588                     ((Method *)n)->scope != PRIVATE_SIGNAL_FIRST_METHOD &&
 589                     ((Method *)n)->scope != PRIVATE_SIGNAL_LAST_METHOD))
 590                         continue;
 591
 592                 m = (Method *)n;
 593
 594                 if(m->scope == SIGNAL_FIRST_METHOD ||
 595                    m->scope == PRIVATE_SIGNAL_FIRST_METHOD)
 596                         last = FALSE;
 597                 else
 598                         last = TRUE;
 599
 600                 if(g_hash_table_lookup(marsh,m))
 601                         mar = g_strconcat("marshal_",
 602                                           (char *)g_hash_table_lookup(marsh,m),
 603                                           NULL);
 604                 else
 605                         mar = g_strdup("gtk_signal_default_marshaller");
 606
 607                 is_none = (strcmp(m->gtktypes->next->data,"NONE")==0);
 608
 609                 sig = g_strdup(m->id);
 610                 g_strup(sig);
 611                 out_printf(out,"\tobject_signals[%s_SIGNAL] =\n"
 612                         "\t\tgtk_signal_new (\"%s\",\n"
 613                         "\t\t\tGTK_RUN_%s,\n"
 614                         "\t\t\tgtk_object_class->type,\n"
 615                         "\t\t\tGTK_SIGNAL_OFFSET (%sClass, %s),\n"
 616                         "\t\t\t%s,\n"
 617                         "\t\t\tGTK_TYPE_%s, %d",
 618                         sig,m->id,
 619                         last?"LAST":"FIRST",
 620                         typebase,m->id,mar,(char *)m->gtktypes->data,
 621                         is_none?0:g_list_length(m->gtktypes->next));
 622                 g_free(mar);
 623                 g_free(sig);
 624
 625                 if(!is_none) {
 626                         GList *l;
 627                         for(l=m->gtktypes->next;l;l=g_list_next(l))
 628                                 out_printf(out,",\n\t\t\tGTK_TYPE_%s",
 629                                         (char *)l->data);
 630                 }
 631
 632                 out_printf(out,");\n");
 633         }
 634         out_printf(out,"\tgtk_object_class_add_signals (gtk_object_class,\n"
 635                 "\t\tobject_signals, LAST_SIGNAL);\n\n");
 636 }
 637
 638 static void
 639 set_def_handlers(Class *c, char *oname)
 640 {
 641         GList *li;
 642
 643         out_printf(out,"\n");
 644         for(li=c->nodes;li;li=g_list_next(li)) {
 645                 Node *n = li->data;
 646                 Method *m;
 647                 if(n->type != METHOD_NODE ||
 648                    (((Method *)n)->scope != SIGNAL_FIRST_METHOD &&
 649                     ((Method *)n)->scope != SIGNAL_LAST_METHOD &&
 650                     ((Method *)n)->scope != PRIVATE_SIGNAL_FIRST_METHOD &&
 651                     ((Method *)n)->scope != PRIVATE_SIGNAL_LAST_METHOD &&
 652                     ((Method *)n)->scope != VIRTUAL_METHOD &&
 653                     ((Method *)n)->scope != PRIVATE_VIRTUAL_METHOD &&
 654                     ((Method *)n)->scope != OVERRIDE_METHOD))
 655                         continue;
 656
 657                 m = (Method *)n;
 658
 659                 if(m->scope == OVERRIDE_METHOD) {
 660                         char *s;
 661                         s = replace_sep(m->otype,'_');
 662                         g_strdown(s);
 663                         out_printf(out,"\t%s_class->%s = %s_%s;\n",
 664                                 s,m->id,funcbase,m->id);
 665                 } else {
 666                         if(m->cbuf)
 667                                 out_printf(out,"\t%s->%s = _real_%s_%s;\n",
 668                                         oname,m->id,funcbase,m->id);
 669                         else
 670                                 out_printf(out,"\t%s->%s = NULL;\n",
 671                                         oname,m->id);
 672                 }
 673         }
 674 }
 675
 676 static void
 677 make_arguments(Class *c)
 678 {
 679         GList *li;
 680
 681         out_printf(out,"\n");
 682         for(li=c->nodes;li;li=g_list_next(li)) {
 683                 Node *n = li->data;
 684                 Argument *a;
 685                 GString *flags;
 686                 GList *l;
 687                 char *s;
 688                 if(n->type != ARGUMENT_NODE)
 689                         continue;
 690
 691                 a = (Argument *)n;
 692
 693                 if(a->get && a->set)
 694                         flags = g_string_new("GTK_ARG_READWRITE");
 695                 else if(a->get)
 696                         flags = g_string_new("GTK_ARG_READABLE");
 697                 else
 698                         flags = g_string_new("GTK_ARG_WRITABLE");
 699
 700                 for(l=a->flags;l;l=g_list_next(l))
 701                         g_string_sprintfa(flags," | GTK_ARG_%s",(char *)l->data);
 702
 703                 s = g_strdup(a->name);
 704                 g_strup(s);
 705                 out_printf(out,"\tgtk_object_add_arg_type(\"%s::%s\",\n"
 706                         "\t\tGTK_TYPE_%s,\n"
 707                         "\t\t%s,\n"
 708                         "\t\tARG_%s);\n",
 709                         typebase,a->name,a->gtktype,flags->str,s);
 710                 g_free(s);
 711                 g_string_free(flags,TRUE);
 712         }
 713
 714         out_printf(out,
 715                    "\n\tgtk_object_class->set_arg = __object_set_arg;\n"
 716                    "\tgtk_object_class->get_arg = __object_get_arg;\n");
 717 }
 718
 719 static void
 720 add_inits(Class *c)
 721 {
 722         GList *li;
 723         for(li=c->nodes;li;li=g_list_next(li)) {
 724                 Node *n = li->data;
 725                 Method *m;
 726                 if(n->type != METHOD_NODE)
 727                         continue;
 728                 m = (Method *)n;
 729                 if(m->scope == INIT_METHOD) {
 730                         if(m->line_no>0)
 731                                 out_addline_infile(out,m->line_no);
 732                         print_method(out,"static ","\n"," ","",m);
 733                         if(m->line_no>0)
 734                                 out_addline_outfile(out);
 735                         out_printf(out,"{\n");
 736                 } else if(m->scope == CLASS_INIT_METHOD) {
 737                         if(m->line_no>0)
 738                                 out_addline_infile(out,m->line_no);
 739                         print_method(out,"static ","\n"," ","",m);
 740                         if(m->line_no>0)
 741                                 out_addline_outfile(out);
 742                         out_printf(out,"{\n");
 743                         if(signals>0 ||
 744                            arguments>0)
 745                                 out_printf(out,
 746                                            "\tGtkObjectClass *"
 747                                            "gtk_object_class = "
 748                                            "(GtkObjectClass*) %s;\n",
 749                                            ((FuncArg *)m->args->data)->name);
 750
 751                         if(overrides>0)
 752                                 add_overrides(c,
 753                                               ((FuncArg *)m->args->data)->name,
 754                                               (signals>0 || arguments>0));
 755
 756                         out_printf(out,"\n\tparent_class = "
 757                                 "gtk_type_class (%s_get_type ());\n",
 758                                 pfuncbase);
 759
 760                         if(signals>0)
 761                                 add_signals(c);
 762
 763                         set_def_handlers(c, ((FuncArg *)m->args->data)->name);
 764
 765                         if(arguments>0)
 766                                 make_arguments(c);
 767                 } else
 768                         continue;
 769
 770                 if(m->cbuf) {
 771                         out_printf(out," {\n");
 772                         out_addline_infile(out,m->ccode_line);
 773                         out_printf(out,"%s\n",m->cbuf->str);
 774                         out_addline_outfile(out);
 775                         out_printf(out," }\n",m->cbuf->str);
 776                 } else {
 777                         out_printf(out,"return;\n");
 778                 }
 779                 out_printf(out,"}\n");
 780         }
 781 }
 782
 783 static void
 784 add_getset_arg(Class *c, int is_set)
 785 {
 786         GList *li;
 787         out_printf(out,"\nstatic void\n"
 788                 "__object_%s_arg (GtkObject *object,\n"
 789                 "\tGtkArg *arg,\n"
 790                 "\tguint arg_id)\n"
 791                 "{\n"
 792                 "\t%s *self, *this;\n\n"
 793                 "\tself = this = %s (object);\n\n"
 794                 "\tswitch (arg_id) {\n",
 795                 is_set?"set":"get",typebase,macrobase);
 796
 797         for(li=c->nodes;li;li=g_list_next(li)) {
 798                 Node *n = li->data;
 799                 Argument *a;
 800                 char *s;
 801                 GString *cbuf;
 802                 int line_no;
 803                 if(n->type != ARGUMENT_NODE)
 804                         continue;
 805                 a = (Argument *)n;
 806                 if(is_set) {
 807                         cbuf = a->set;
 808                         line_no = a->set_line;
 809                 } else {
 810                         cbuf = a->get;
 811                         line_no = a->get_line;
 812                 }
 813                 if(!cbuf)
 814                         continue;
 815                 s = g_strdup(a->name);
 816                 g_strup(s);
 817                 out_printf(out,"\tcase ARG_%s:\n"
 818                         "#define ARG (GTK_VALUE_%s(*arg))\n"
 819                         "\t\t{\n",
 820                         s,a->gtktype);
 821                 g_free(s);
 822                 out_addline_infile(out,line_no);
 823                 out_printf(out,"%s\n",cbuf->str);
 824                 out_addline_outfile(out);
 825                 out_printf(out,"\t\t}\n\t\tbreak;\n"
 826                         "#undef ARG\n");
 827         }
 828         out_printf(out,"\tdefault:\n\t\tbreak;\n\t}\n}\n");
 829 }
 830
 831 static void
 832 print_checks(Method *m, FuncArg *fa)
 833 {
 834         GList *li;
 835         int is_void;
 836         is_void = (strcmp(m->mtype->name,"void")==0 &&
 837                    m->mtype->stars == 0);
 838
 839         for(li=fa->checks;li;li=g_list_next(li)) {
 840                 Check *ch = li->data;
 841                 char *s;
 842                 if(is_void)
 843                         out_printf(out,"\tg_return_if_fail (");
 844                 else
 845                         out_printf(out,"\tg_return_val_if_fail (");
 846                 switch(ch->chtype) {
 847                 case NULL_CHECK:
 848                         out_printf(out,"%s != NULL",fa->name);
 849                         break;
 850                 case TYPE_CHECK:
 851                         s = make_is_macro(fa->atype->name);
 852                         out_printf(out,"%s (%s)",s,fa->name);
 853                         g_free(s);
 854                         break;
 855                 case LT_CHECK:
 856                         out_printf(out,"%s < %s",fa->name,ch->number);
 857                         break;
 858                 case GT_CHECK:
 859                         out_printf(out,"%s > %s",fa->name,ch->number);
 860                         break;
 861                 case LE_CHECK:
 862                         out_printf(out,"%s <= %s",fa->name,ch->number);
 863                         break;
 864                 case GE_CHECK:
 865                         out_printf(out,"%s >= %s",fa->name,ch->number);
 866                         break;
 867                 case EQ_CHECK:
 868                         out_printf(out,"%s == %s",fa->name,ch->number);
 869                         break;
 870                 case NE_CHECK:
 871                         out_printf(out,"%s != %s",fa->name,ch->number);
 872                         break;
 873                 }
 874                 if(is_void)
 875                         out_printf(out,");\n");
 876                 else {
 877                         out_printf(out,", (");
 878                         print_type(out,m->mtype);
 879                         out_printf(out,")%s);\n",
 880                                 m->onerror?m->onerror:"0");
 881                 }
 882         }
 883 }
 884
 885 static void
 886 print_preconditions(Method *m)
 887 {
 888         GList *li;
 889
 890         for(li=m->args;li;li=g_list_next(li)) {
 891                 FuncArg *fa = li->data;
 892                 if(fa->checks)
 893                         print_checks(m,fa);
 894         }
 895 }
 896
 897 static void
 898 print_method_body(Method *m, int pre)
 899 {
 900         out_printf(out,"{\n");
 901         if(pre) {
 902                 print_preconditions(m);
 903                 out_printf(out,"\t{\n");
 904         }
 905
 906         out_addline_infile(out,m->ccode_line);
 907         out_printf(out,"\t\t%s\n",m->cbuf->str);
 908         out_addline_outfile(out);
 909
 910         if(pre)
 911                 out_printf(out,"\t}\n");
 912         out_printf(out,"}\n");
 913 }
 914
 915 static void
 916 put_method(Method *m)
 917 {
 918         char *s;
 919         int private = FALSE;
 920         out_printf(out,"\n");
 921         switch(m->scope) {
 922         case PUBLIC_SCOPE:
 923                 out_addline_infile(out,m->line_no);
 924                 print_method(out,"","\n"," ","",m);
 925                 print_method_body(m,TRUE);
 926                 break;
 927         case PRIVATE_SCOPE:
 928                 out_addline_infile(out,m->line_no);
 929                 print_method(out,"static ","\n"," ","",m);
 930                 print_method_body(m,TRUE);
 931                 break;
 932         case PRIVATE_SIGNAL_FIRST_METHOD:
 933         case PRIVATE_SIGNAL_LAST_METHOD:
 934                 private = TRUE;
 935         case SIGNAL_FIRST_METHOD:
 936         case SIGNAL_LAST_METHOD:
 937                 out_addline_infile(out,m->line_no);
 938                 print_method(out,private?"static ":"","\n"," ","",m);
 939                 out_addline_outfile(out);
 940                 out_printf(out,"{\n");
 941                 s = g_strdup(m->id);
 942                 g_strup(s);
 943                 if(strcmp(m->mtype->name,"void")==0 &&
 944                    m->mtype->stars==0) {
 945                         GList *li;
 946                         print_preconditions(m);
 947                         if(((FuncArg *)m->args->data)->name)
 948                         out_printf(out,"\tgtk_signal_emit (GTK_OBJECT (%s),\n"
 949                                 "\t\tobject_signals[%s_SIGNAL]",
 950                                 ((FuncArg *)m->args->data)->name,s);
 951                         for(li=m->args->next;li;li=g_list_next(li)) {
 952                                 FuncArg *fa = li->data;
 953                                 out_printf(out,",\n\t\t%s",fa->name);
 954                         }
 955                         out_printf(out,");\n}\n");
 956                 } else {
 957                         GList *li;
 958                         out_printf(out,"\t");
 959                         print_type(out,m->mtype);
 960                         out_printf(out,"return_val;\n");
 961                         print_preconditions(m);
 962                         out_printf(out,"\tgtk_signal_emit (GTK_OBJECT (%s),\n"
 963                                 "\t\tobject_signals[%s_SIGNAL]",
 964                                 ((FuncArg *)m->args->data)->name,s);
 965                         for(li=m->args->next;li;li=g_list_next(li)) {
 966                                 FuncArg *fa = li->data;
 967                                 out_printf(out,",\n\t\t%s",fa->name);
 968                         }
 969                         out_printf(out,",\n\t\t&return_val);\n"
 970                                 "\treturn return_val;\n}\n");
 971                 }
 972
 973                 if(!m->cbuf)
 974                         break;
 975                 out_addline_infile(out,m->line_no);
 976                 print_method(out,"static ","\n_real_"," ","",m);
 977                 print_method_body(m,FALSE);
 978                 break;
 979         case PRIVATE_VIRTUAL_METHOD:
 980                 private = TRUE;
 981         case VIRTUAL_METHOD:
 982                 out_addline_infile(out,m->line_no);
 983                 print_method(out,private?"static ":"","\n"," ","",m);
 984                 out_addline_outfile(out);
 985                 out_printf(out,"{\n"
 986                         "\t%sClass *class;\n",typebase);
 987                 print_preconditions(m);
 988                 out_printf(out,"\tclass = %s_CLASS(GTK_OBJECT(%s)->klass);\n\n"
 989                         "\tif(class->%s)\n",
 990                         macrobase, ((FuncArg *)m->args->data)->name, m->id);
 991                 if(strcmp(m->mtype->name,"void")==0 &&
 992                    m->mtype->stars==0) {
 993                         GList *li;
 994                         out_printf(out,"\t\t(*class->%s)(%s",m->id,
 995                                    ((FuncArg *)m->args->data)->name);
 996                         for(li=m->args->next;li;li=g_list_next(li)) {
 997                                 FuncArg *fa = li->data;
 998                                 out_printf(out,",%s",fa->name);
 999                         }
1000                         out_printf(out,");\n}\n");
1001                 } else {
1002                         GList *li;
1003                         out_printf(out,"\t\treturn (*class->%s)(%s",m->id,
1004                                    ((FuncArg *)m->args->data)->name);
1005                         for(li=m->args->next;li;li=g_list_next(li)) {
1006                                 FuncArg *fa = li->data;
1007                                 out_printf(out,",%s",fa->name);
1008                         }
1009                         out_printf(out,");\n"
1010                                 "\telse\n"
1011                                 "\t\treturn (");
1012                         print_type(out,m->mtype);
1013                         out_printf(out,")(%s);\n}\n",
1014                                 m->onerror?m->onerror:"0");
1015                 }
1016
1017                 if(!m->cbuf)
1018                         break;
1019                 out_addline_infile(out,m->line_no);
1020                 print_method(out,"static ","\n_real_"," ","",m);
1021                 print_method_body(m,FALSE);
1022                 break;
1023         case OVERRIDE_METHOD:
1024                 out_addline_infile(out,m->line_no);
1025                 print_method(out,"static ","\n"," ","",m);
1026                 print_method_body(m,TRUE);
1027                 break;
1028         default:
1029                 break;
1030         }
1031 }
1032
1033 static void
1034 check_duplicate(Class *c,Node *node,char *id, int line_no)
1035 {
1036         GList *l;
1037         for(l=c->nodes;l;l=g_list_next(l)) {
1038                 Node *n = l->data;
1039                 char *nid;
1040                 int nline_no;
1041                 char *s;
1042                 if(n->type == METHOD_NODE) {
1043                         Method *m = (Method *)n;
1044                         nid = m->id;
1045                         nline_no = m->line_no;
1046                 } else if(n->type == VARIABLE_NODE) {
1047                         Variable *v = (Variable *)n;
1048                         nid = v->id;
1049                         nline_no = v->line_no;
1050                 } else
1051                         continue;
1052                 if(n==node ||
1053                    line_no>=nline_no ||
1054                    strcmp(nid,id)!=0)
1055                         continue;
1056                 s = g_strdup_printf("symbol '%s' redefined, "
1057                                     "first defined on line %d",
1058                                     id,line_no);
1059                 print_error(FALSE,s,nline_no);
1060         }
1061 }
1062
1063 static void
1064 check_duplicate_symbols(Class *c)
1065 {
1066         GList *l;
1067         for(l=c->nodes;l;l=g_list_next(l)) {
1068                 Node *n = l->data;
1069                 if(n->type == METHOD_NODE) {
1070                         Method *m = (Method *)n;
1071                         check_duplicate(c,n,m->id,m->line_no);
1072                 } else if(n->type == VARIABLE_NODE) {
1073                         Variable *v = (Variable *)n;
1074                         check_duplicate(c,n,v->id,v->line_no);
1075                 }
1076         }
1077 }
1078
1079 static void
1080 check_duplicate_named(Class *c,Node *node,char *id, int line_no)
1081 {
1082         GList *l;
1083         for(l=c->nodes;l;l=g_list_next(l)) {
1084                 Node *n = l->data;
1085                 char *nid;
1086                 int nline_no;
1087                 char *s;
1088                 if(n->type == METHOD_NODE) {
1089                         Method *m = (Method *)n;
1090                         if(m->scope == SIGNAL_LAST_METHOD ||
1091                            m->scope == SIGNAL_FIRST_METHOD ||
1092                            m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
1093                            m->scope == PRIVATE_SIGNAL_FIRST_METHOD) {
1094                                 nid = m->id;
1095                                 nline_no = m->line_no;
1096                         } else
1097                                 continue;
1098                 } else if(n->type == ARGUMENT_NODE) {
1099                         Argument *a = (Argument *)n;
1100                         nid = a->name;
1101                         nline_no = a->line_no;
1102                 } else
1103                         continue;
1104                 if(n==node ||
1105                    line_no>=nline_no ||
1106                    strcmp(nid,id)!=0)
1107                         continue;
1108                 s = g_strdup_printf("named symbol (argument or signal) '%s' "
1109                                     "redefined, first defined on line %d",
1110                                     id,line_no);
1111                 print_error(FALSE,s,nline_no);
1112         }
1113 }
1114
1115 static void
1116 check_duplicate_signals_args(Class *c)
1117 {
1118         GList *l;
1119         for(l=c->nodes;l;l=g_list_next(l)) {
1120                 Node *n = l->data;
1121                 if(n->type == METHOD_NODE) {
1122                         Method *m = (Method *)n;
1123                         if(m->scope == SIGNAL_LAST_METHOD ||
1124                            m->scope == SIGNAL_FIRST_METHOD ||
1125                            m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
1126                            m->scope == PRIVATE_SIGNAL_FIRST_METHOD)
1127                                 check_duplicate_named(c,n,m->id,m->line_no);
1128                 } else if(n->type == ARGUMENT_NODE) {
1129                         Argument *a = (Argument *)n;
1130                         check_duplicate_named(c,n,a->name,a->line_no);
1131                 }
1132         }
1133 }
1134
1135 static void
1136 check_public_new(Class *c)
1137 {
1138         GList *l;
1139         for(l=c->nodes;l;l=g_list_next(l)) {
1140                 Node *n = l->data;
1141                 if(n->type == METHOD_NODE) {
1142                         Method *m = (Method *)n;
1143                         if(m->scope!=PUBLIC_SCOPE &&
1144                            strcmp(m->id,"new")==0)
1145                                 print_error(TRUE,
1146                                             "'new' should be a public method",
1147                                             m->line_no);
1148                 }
1149         }
1150 }
1151
1152 static void
1153 check_vararg(Class *c)
1154 {
1155         GList *l;
1156         for(l=c->nodes;l;l=g_list_next(l)) {
1157                 Node *n = l->data;
1158                 if(n->type == METHOD_NODE) {
1159                         Method *m = (Method *)n;
1160                         if(!m->vararg)
1161                                 continue;
1162                         if(m->scope == OVERRIDE_METHOD ||
1163                            m->scope == SIGNAL_LAST_METHOD ||
1164                            m->scope == SIGNAL_FIRST_METHOD ||
1165                            m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
1166                            m->scope == PRIVATE_SIGNAL_FIRST_METHOD ||
1167                            m->scope == VIRTUAL_METHOD ||
1168                            m->scope == PRIVATE_VIRTUAL_METHOD) {
1169                                 print_error(FALSE,
1170                                             "signals, overrides and virtuals, "
1171                                             "can't have variable argument "
1172                                             "lists",
1173                                             m->line_no);
1174                         }
1175                 }
1176         }
1177 }
1178
1179 static int
1180 count_signals(Class *c)
1181 {
1182         int num = 0;
1183         GList *l;
1184         for(l=c->nodes;l;l=g_list_next(l)) {
1185                 Node *n = l->data;
1186                 if(n->type == METHOD_NODE) {
1187                         Method *m = (Method *)n;
1188                         if(m->scope == SIGNAL_LAST_METHOD ||
1189                            m->scope == SIGNAL_FIRST_METHOD ||
1190                            m->scope == PRIVATE_SIGNAL_LAST_METHOD ||
1191                            m->scope == PRIVATE_SIGNAL_FIRST_METHOD)
1192                                 num++;
1193                 }
1194         }
1195         return num;
1196 }
1197
1198 static int
1199 count_arguments(Class *c)
1200 {
1201         int num = 0;
1202         GList *li;
1203
1204         for(li=c->nodes;li;li=g_list_next(li)) {
1205                 Node *n = li->data;
1206                 if(n->type == ARGUMENT_NODE)
1207                         num ++;
1208         }
1209         return num;
1210 }
1211
1212 static int
1213 count_overrides(Class *c)
1214 {
1215         int num = 0;
1216         GList *l;
1217         for(l=c->nodes;l;l=g_list_next(l)) {
1218                 Node *n = l->data;
1219                 if(n->type == METHOD_NODE) {
1220                         Method *m = (Method *)n;
1221                         if(m->scope == OVERRIDE_METHOD)
1222                                 num++;
1223                 }
1224         }
1225         return num;
1226 }
1227
1228
1229 static void
1230 open_files(void)
1231 {
1232         char *outfile,*outfileh;
1233
1234         outfile = g_strconcat(filebase,".c",NULL);
1235         outfileh = g_strconcat(filebase,".h",NULL);
1236
1237         out = fopen(outfile,"w");
1238         if(!out) {
1239                 g_error("Cannot open outfile: %s",outfile);
1240         }
1241         outh = fopen(outfileh,"w");
1242         if(!outh) {
1243                 g_error("Cannot open outfile: %s",outfileh);
1244         }
1245 }
1246
1247 static void
1248 generate_outfiles(void)
1249 {
1250         char *p;
1251         GList *li;
1252         time_t curtime;
1253
1254         time(&curtime);
1255         out_printf(outh,"/* Generated by GOB (v%s) on %s"
1256                "   (do not edit directly) */\n\n",VERSION,ctime(&curtime));
1257         out_printf(out,"/* Generated by GOB (v%s) on %s"
1258                "   (do not edit directly) */\n\n",VERSION,ctime(&curtime));
1259
1260         p = replace_sep(((Class *)class)->otype,'_');
1261         g_strup(p);
1262         out_printf(outh,"#ifndef __%s_H__\n#define __%s_H__\n\n"
1263                 "#include <gtk/gtk.h>\n\n",p,p);
1264         g_free(p);
1265
1266         out_printf(outh,"#ifdef __cplusplus\n"
1267                 "extern \"C\" {\n"
1268                 "#endif /* __cplusplus */\n\n");
1269
1270         out_printf(out,"#include \"%s.h\"\n\n",filebase);
1271
1272         for(li=nodes;li;li=g_list_next(li)) {
1273                 Node *node = li->data;
1274                 if(node->type == CCODE_NODE) {
1275                         CCode *cc = (CCode *)node;
1276                         FILE *fp;
1277                         if(cc->header) {
1278                                 fp = outh;
1279                                 out_printf(fp,"\n");
1280                         } else {
1281                                 fp = out;
1282                                 out_printf(fp,"\n");
1283                                 out_addline_infile(fp,cc->line_no);
1284                         }
1285                         out_printf(fp,"%s\n",cc->cbuf->str);
1286                         if(!cc->header)
1287                                 out_addline_outfile(fp);
1288                 } else if(node->type == CLASS_NODE) {
1289                         GList *l;
1290                         Class *c = (Class *)class;
1291                         char *otype,*ptype;
1292
1293                         signals = count_signals(c);
1294                         arguments = count_arguments(c);
1295                         overrides = count_overrides(c);
1296
1297                         out_printf(outh,"\n#define %s(obj)\t"
1298                                 "GTK_CHECK_CAST((obj),%s_get_type(),%s)\n",
1299                                 macrobase,funcbase,typebase);
1300                         out_printf(outh,"#define %s_CLASS(klass)\t"
1301                                 "GTK_CHECK_CLASS_CAST((klass),%s_get_type(),%sClass)\n",
1302                                 macrobase,funcbase,typebase);
1303                         out_printf(outh,"#define %s(obj)\t"
1304                                 "GTK_CHECK_TYPE((obj), %s_get_type ())\n\n",
1305                                 macrois,funcbase);
1306
1307                         otype = remove_sep(c->otype);
1308                         ptype = remove_sep(c->ptype);
1309                         out_printf(outh,"\ntypedef struct _%s %s;\n",otype,otype);
1310                         out_printf(outh,"struct _%s {\n\t%s __parent__;\n",
1311                                    otype,ptype);
1312                         for(l=c->nodes;l;l=g_list_next(l)) {
1313                                 Node *n = l->data;
1314                                 if(n->type == VARIABLE_NODE)
1315                                         put_variable((Variable *)n);
1316                         }
1317                         out_printf(outh,"};\n");
1318
1319                         out_printf(outh,"\ntypedef struct _%sClass %sClass;\n",
1320                                 otype,otype);
1321                         out_printf(outh,
1322                                 "struct _%sClass {\n\t%sClass __parent__;\n",
1323                                 otype,ptype);
1324                         for(l=c->nodes;l;l=g_list_next(l)) {
1325                                 Node *n = l->data;
1326                                 if(n->type == METHOD_NODE)
1327                                         put_vs_method((Method *)n);
1328                         }
1329                         out_printf(outh,"};\n\n");
1330
1331                         out_printf(outh,"guint\t%s_get_type\t(void);\n",funcbase);
1332
1333                         if(arguments>0) {
1334                                 out_printf(out,"static void __object_set_arg "
1335                                            "(GtkObject *object, GtkArg *arg, "
1336                                            "guint arg_id);\n"
1337                                            "static void __object_get_arg "
1338                                            "(GtkObject *object, GtkArg *arg, "
1339                                            "guint arg_id);\n");
1340                         }
1341
1342                         for(l=c->nodes;l;l=g_list_next(l)) {
1343                                 Node *n = l->data;
1344                                 if(n->type == METHOD_NODE) {
1345                                         put_pub_method((Method *)n);
1346                                         put_priv_method_prot((Method *)n);
1347                                 }
1348                         }
1349
1350                         if(signals>0) {
1351                                 for(l=c->nodes;l;l=g_list_next(l)) {
1352                                         Node *n = l->data;
1353                                         if(n->type == METHOD_NODE) {
1354                                                 add_signal_prots((Method *)n);
1355                                         }
1356                                 }
1357                         }
1358
1359                         add_enums(c);
1360
1361                         add_get_type();
1362
1363                         def_methods(c);
1364
1365                         out_printf(out,"#define GET_NEW (gtk_type_new(%s_get_type()))\n",
1366                                 funcbase);
1367
1368                         add_inits(c);
1369
1370                         if(arguments>0) {
1371                                 add_getset_arg(c, TRUE);
1372                                 add_getset_arg(c, FALSE);
1373                         }
1374
1375                         for(l=c->nodes;l;l=g_list_next(l)) {
1376                                 Node *n = l->data;
1377                                 if(n->type == METHOD_NODE) {
1378                                         put_method((Method *)n);
1379                                 }
1380                         }
1381
1382                         out_printf(out,"#undef GET_NEW\n");
1383
1384                         undef_methods(c);
1385
1386                         g_free(otype);
1387                         g_free(ptype);
1388                 } else
1389                         g_assert_not_reached();
1390         }
1391
1392         out_printf(outh,"\n#ifdef __cplusplus\n"
1393                 "}\n"
1394                 "#endif /* __cplusplus */\n\n"
1395                 "#endif");
1396 }
1397
1398 #if 0
1399 static void
1400 usage(poptContext optCon, int exitcode, char *error, char *addl)
1401 {
1402         poptPrintUsage(optCon, stderr, 0);
1403         if (error) fprintf(stderr, "%s: %s", error, addl);
1404         exit(exitcode);
1405 }
1406 #endif
1407
1408 static void
1409 print_help(void)
1410 {
1411         fprintf(stderr,"Gob version %s\n\n",VERSION);
1412         fprintf(stderr,"Options:\n"
1413                 "\t--help,-h,-?         Display this help\n"
1414                 "\t--exit-on-warn,-w    Exit with an error on warnings\n"
1415                 "\t--no-exit-on-warn    Don't exit on warnings [default]\n");
1416 }
1417
1418 static void
1419 parse_options(int argc, char *argv[])
1420 {
1421         int i;
1422         int got_file = FALSE;
1423         int no_opts = FALSE;
1424
1425         filename = NULL;
1426
1427         for(i=1;i<argc;i++) {
1428                 if(no_opts || argv[i][0]!='-') {
1429                         /*must be a file*/
1430                         if(got_file) {
1431                                 fprintf(stderr,"Specify only one file!\n");
1432                                 print_help();
1433                                 exit(1);
1434                         }
1435                         filename = argv[i];
1436                         got_file = TRUE;
1437                 } else if(strcmp(argv[i],"--help")==0) {
1438                         print_help();
1439                         exit(0);
1440                 } else if(strcmp(argv[i],"--exit-on-warn")==0) {
1441                         exit_on_warn = TRUE;
1442                 } else if(strcmp(argv[i],"--no-exit-on-warn")==0) {
1443                         exit_on_warn = FALSE;
1444                 } else if(strcmp(argv[i],"--")==0) {
1445                         /*further arguments are files*/
1446                         no_opts = TRUE;
1447                 } else if(strncmp(argv[i],"--",2)==0) {
1448                         /*unknown long option*/
1449                         fprintf(stderr,"Unknown option '%s'!\n",argv[i]);
1450                         print_help();
1451                         exit(1);
1452                 } else {
1453                         /*by now we know we have a string starting with
1454                           - which is a short option string*/
1455                         char *p = argv[i]+1;
1456                         for(p=argv[i]+1;*p;p++) {
1457                                 switch(*p) {
1458                                 case 'w':
1459                                         exit_on_warn=TRUE;
1460                                         break;
1461                                 case 'h':
1462                                 case '?':
1463                                         print_help();
1464                                         exit(0);
1465                                 default:
1466                                         fprintf(stderr,
1467                                                 "Unknown option '%c'!\n",*p);
1468                                         print_help();
1469                                         exit(1);
1470                                 }
1471                         }
1472                 }
1473         }
1474 }
1475
1476 int
1477 main(int argc, char *argv[])
1478 {
1479 #if 0
1480         int c;
1481         poptContext optCon;
1482
1483         struct poptOption optionsTable[] = {
1484                 { "exit-on-warn", 'w', 0, &exit_on_warn, 0,
1485                          "exit on warnings" },
1486                 POPT_AUTOHELP
1487                 { NULL, 0, 0, NULL, 0 }
1488         };
1489
1490         optCon = poptGetContext(NULL, argc, argv, optionsTable, 0);
1491         poptSetOtherOptionHelp(optCon, "[OPTIONS]* [filename]");
1492
1493         while ((c = poptGetNextOpt(optCon)) >= 0)
1494                 ;
1495
1496         filename = poptGetArg(optCon);
1497         if(!(poptPeekArg(optCon) == NULL))
1498                 usage(optCon, 1, "Specify only one file",
1499                       ".e.g., filename.gob");
1500
1501         if (c < -1) {
1502                 /* an error occurred during option processing */
1503                 fprintf(stderr, "%s: %s\n",
1504                         poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
1505                         poptStrerror(c));
1506                 return 1;
1507         }
1508 #endif
1509
1510         parse_options(argc,argv);
1511
1512         if(filename) {
1513                 yyin = fopen(filename,"r");
1514                 if(!yyin) {
1515                         fprintf(stderr,"Error: can't open file '%s'\n",
1516                                 filename);
1517                         exit(1);
1518                 }
1519         } else
1520                 filename = "stdin";
1521
1522         /*yydebug = 1;*/
1523         if(yyparse()!=0)
1524                 g_error("Parsing errors, quitting");
1525         if(!class)
1526                 print_error(FALSE," no class defined",0);
1527
1528         make_bases();
1529
1530         exit_on_error = FALSE;
1531         make_inits((Class *)class);
1532         check_duplicate_symbols((Class *)class);
1533         check_duplicate_signals_args((Class *)class);
1534         check_public_new((Class *)class);
1535         check_vararg((Class *)class);
1536         exit_on_error = TRUE;
1537
1538         if(got_error)
1539                 exit(1);
1540
1541         open_files();
1542
1543         generate_outfiles();
1544
1545         fclose(out);
1546         fclose(outh);
1547
1548 #if 0
1549         poptFreeContext(optCon);
1550 #endif
1551         return 0;
1552 }