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Annotation of OpenXM_contrib2/asir2018/parse/debug.c, Revision 1.2

1.1       noro        1: /*
                      2:  * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
                      3:  * All rights reserved.
                      4:  *
                      5:  * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
                      6:  * non-exclusive and royalty-free license to use, copy, modify and
                      7:  * redistribute, solely for non-commercial and non-profit purposes, the
                      8:  * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
                      9:  * conditions of this Agreement. For the avoidance of doubt, you acquire
                     10:  * only a limited right to use the SOFTWARE hereunder, and FLL or any
                     11:  * third party developer retains all rights, including but not limited to
                     12:  * copyrights, in and to the SOFTWARE.
                     13:  *
                     14:  * (1) FLL does not grant you a license in any way for commercial
                     15:  * purposes. You may use the SOFTWARE only for non-commercial and
                     16:  * non-profit purposes only, such as academic, research and internal
                     17:  * business use.
                     18:  * (2) The SOFTWARE is protected by the Copyright Law of Japan and
                     19:  * international copyright treaties. If you make copies of the SOFTWARE,
                     20:  * with or without modification, as permitted hereunder, you shall affix
                     21:  * to all such copies of the SOFTWARE the above copyright notice.
                     22:  * (3) An explicit reference to this SOFTWARE and its copyright owner
                     23:  * shall be made on your publication or presentation in any form of the
                     24:  * results obtained by use of the SOFTWARE.
                     25:  * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
                     26:  * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
                     27:  * for such modification or the source code of the modified part of the
                     28:  * SOFTWARE.
                     29:  *
                     30:  * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
                     31:  * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
                     32:  * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
                     33:  * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
                     34:  * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
                     35:  * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
                     36:  * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
                     37:  * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
                     38:  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
                     39:  * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
                     40:  * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
                     41:  * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
                     42:  * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
                     43:  * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
                     44:  * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
                     45:  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
                     46:  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
                     47:  *
1.2     ! noro       48:  * $OpenXM: OpenXM_contrib2/asir2018/parse/debug.c,v 1.1 2018/09/19 05:45:08 noro Exp $
1.1       noro       49: */
                     50: #include "ca.h"
                     51: #include "parse.h"
                     52: #include <ctype.h>
                     53:
                     54: extern int do_server_in_X11,do_file;
                     55:
                     56: typedef enum {
                     57:   D_NEXT, D_STEP, D_FINISH, D_CONT, D_QUIT,
                     58:   D_UP, D_DOWN, D_FRAME,
                     59:   D_LIST, D_PRINT,
                     60:   D_SETF, D_SETBP, D_SETTP, D_DELBP,
                     61:   D_SHOWBP, D_WHERE, D_ALIAS, D_UNKNOWN
                     62: } did;
                     63:
                     64: struct oDEBCOM {
                     65:   NODE names;
                     66:   did id;
                     67: };
                     68:
                     69: int nextbp,nextbplevel;
                     70: FUNC cur_binf;
                     71:
                     72: static FUNC targetf;
                     73: static int curline = 1;
                     74:
                     75: extern NODE PVSS;
                     76: extern unsigned int evalstatline;
                     77: extern int debug_mode;
                     78: extern JMP_BUF debug_env;
                     79:
                     80: char *debcom[] = {
                     81:   "next",
                     82:   "step",
                     83:   "finish",
                     84:   "cont",
                     85:   "quit",
                     86:   "up",
                     87:   "down",
                     88:   "frame",
                     89:   "list",
                     90:   "print",
                     91:   "func",
                     92:   "stop",
                     93:   "trace",
                     94:   "delete",
                     95:   "status",
                     96:   "where",
                     97:   "alias",
                     98: };
                     99:
                    100: struct oDEBCOM dckwd[] = {
                    101:   {0, D_NEXT},
                    102:   {0, D_STEP},
                    103:   {0, D_FINISH},
                    104:   {0, D_CONT},
                    105:   {0, D_QUIT},
                    106:   {0, D_UP},
                    107:   {0, D_DOWN},
                    108:   {0, D_FRAME},
                    109:   {0, D_LIST},
                    110:   {0, D_PRINT},
                    111:   {0, D_SETF},
                    112:   {0, D_SETBP},
                    113:   {0, D_SETTP},
                    114:   {0, D_DELBP},
                    115:   {0, D_SHOWBP},
                    116:   {0, D_WHERE},
                    117:   {0, D_ALIAS},
                    118:   {0, D_UNKNOWN}
                    119: };
                    120:
                    121: void debug_init() {
                    122:   int i,n,ac;
                    123:   char *home;
                    124:   char buf[BUFSIZ+1];
                    125: #if defined(__MWERKS__)
                    126:   char *av[64];
                    127: #else
                    128:   char *av[BUFSIZ];
                    129: #endif
                    130:   FILE *fp;
                    131:
                    132:   for ( n = 0; dckwd[n].id != D_UNKNOWN; n++ );
                    133:   for ( i = 0; i < n; i++ )
                    134:     MKNODE(dckwd[i].names,debcom[i],0);
                    135:   home = (char *)getenv("HOME");
                    136:   if ( home )
                    137:     strcpy(buf,home);
                    138:   else
                    139:     buf[0] = 0;
                    140:   strcat(buf,"/.dbxinit");
                    141:   if ( (fp = fopen(".dbxinit","r")) || (fp = fopen(buf,"r")) ) {
                    142:     while ( fgets(buf,BUFSIZ,fp) ) {
                    143:       stoarg(buf,&ac,av);
                    144:       if ((ac == 3) && !strcmp(av[0],"alias"))
                    145:         add_alias(av[2],av[1]);
                    146:     }
                    147:     fclose(fp);
                    148:   }
                    149: #if 0
                    150: #if !defined(VISUAL) && !defined(__MINGW32__)
                    151:   if ( do_server_in_X11 )
                    152:     init_cmdwin();
                    153: #endif
                    154: #endif
                    155: }
                    156:
                    157: void add_alias(char *com,char *alias)
                    158: {
                    159:   int i;
                    160:   NODE tn;
                    161:   char *s;
                    162:
                    163:   for ( i = 0; dckwd[i].names; i++ )
                    164:     if (!strcmp(com,debcom[i])) {
                    165:       for ( tn = dckwd[i].names; NEXT(tn); tn = NEXT(tn) );
                    166:       s = (char *)MALLOC(strlen(alias)+1); strcpy(s,alias);
                    167:       MKNODE(NEXT(tn),s,0);
                    168:       return;
                    169:     }
                    170: }
                    171:
                    172: void show_alias(char *alias)
                    173: {
                    174:   int i;
                    175:   NODE tn;
                    176:
                    177:   if ( !alias )
                    178:     for ( i = 0; dckwd[i].names; i++ ) {
                    179:       if ( tn = NEXT(dckwd[i].names) )
                    180:         fprintf(stderr,"%s\t",debcom[i]);
                    181:       for ( ; tn; tn = NEXT(tn) ) {
                    182:         fputs(BDY(tn),stderr);
                    183:         if ( NEXT(tn) )
                    184:           fputc(' ',stderr);
                    185:         else
                    186:           fputc('\n',stderr);
                    187:       }
                    188:     }
                    189:   else
                    190:     for ( i = 0; dckwd[i].names; i++ )
                    191:       for ( tn = dckwd[i].names; tn; tn = NEXT(tn) )
                    192:         if ( !strcmp(alias,BDY(tn)) ) {
                    193:           fprintf(stderr,"%s->%s\n",alias,debcom[i]); return;
                    194:         }
                    195: }
                    196:
                    197: void debug(SNODE f)
                    198: {
                    199:   int ac,i,n;
                    200:   did id;
                    201: #if defined(__MWERKS__)
                    202:   char *av[64];
                    203: #else
                    204:   char *av[BUFSIZ];
                    205: #endif
                    206:   char buf[BUFSIZ];
                    207:   char prompt[BUFSIZ];
                    208:   char *p,*pe;
                    209: #if !defined(VISUAL) && !defined(__MINGW32__)
                    210:   char *line;
                    211: #endif
                    212:   NODE tn;
                    213:   extern int do_fep;
                    214:   NODE pvss;
                    215:
                    216: #if !defined(MPI) && !defined(VISUAL) && !defined(__MINGW32__)
                    217:   if ( !isatty(fileno(stdin)) && !do_server_in_X11 )
                    218:     if ( do_file )
                    219:       ExitAsir();
                    220:     else
                    221:       return;
                    222: #endif
                    223: #if defined(VISUAL) || defined(__MINGW32__)
                    224:   suspend_timer();
                    225: #endif
                    226:   pvss = PVSS; debug_mode = 1;
                    227: #if !defined(VISUAL) && !defined(__MINGW32__)
                    228:   if ( do_server_in_X11 )
                    229: #endif
                    230:     show_debug_window(1);
                    231:   sprintf(prompt,"(debug) ");
                    232:   SETJMP(debug_env);
                    233:   while ( 1 ) {
                    234: #if FEP
                    235:     if ( !do_fep )
                    236: #endif
                    237:       if ( !do_server_in_X11 )
                    238:         fputs(prompt,stderr);
                    239:     bzero(buf,BUFSIZ);
                    240:     while ( 1 ) {
                    241: #if FEP
                    242:       if ( do_fep ) {
                    243:         line = (char *)readline_console(prompt);
                    244:         strcpy(buf,line); free(line);
                    245:       } else
                    246: #endif
                    247:       {
                    248:         int len;
                    249:
                    250: #if !defined(VISUAL) && !defined(__MINGW32__)
                    251:         if ( do_server_in_X11 )
1.2     ! noro      252:           xget_line(buf);
1.1       noro      253:         else
                    254: #endif
                    255:         if ( !fgets(buf,BUFSIZ,stdin) )
                    256:           goto LAST;
                    257:         len = strlen(buf);
                    258:         if ( buf[len-1] == '\n' )
                    259:           buf[len-1] = 0;
                    260:       }
                    261:       for ( p = buf; *p && isspace(*p); p++ );
                    262:       if ( *p )
                    263:         break;
                    264:     }
                    265:     for ( pe = p; *pe && !isspace(*pe); pe++ );
                    266:     *pe = 0;
                    267:     for ( i = 0; dckwd[i].names; i++ ) {
                    268:       for ( tn = dckwd[i].names; tn; tn = NEXT(tn) )
                    269:         if ( !strcmp(BDY(tn),p) )
                    270:           break;
                    271:       if ( tn )
                    272:         break;
                    273:     }
                    274:     id = dckwd[i].id; p = pe+1;
                    275:     switch ( id ) {
                    276:       case D_NEXT:
                    277:         if ( f ) { nextbp = 1; nextbplevel = 0; }
                    278:         goto LAST; break;
                    279:       case D_STEP:
                    280:         if ( f ) { nextbp = 1; nextbplevel = -1; }
                    281:         goto LAST; break;
                    282:       case D_FINISH:
                    283:         if ( f ) { nextbp = 1; nextbplevel = 1; }
                    284:         goto LAST; break;
                    285:       case D_CONT: case D_QUIT:
                    286:         goto LAST; break;
                    287:       case D_UP:
                    288:         if ( f ) {
                    289:           stoarg(p,&ac,av); n = ac ? atoi(av[0]) : 1;
                    290:           change_stack(n,&pvss);
                    291:         }
                    292:         break;
                    293:       case D_DOWN:
                    294:         if ( f ) {
                    295:           stoarg(p,&ac,av); n = ac ? atoi(av[0]) : 1;
                    296:           change_stack(-n,&pvss);
                    297:         }
                    298:         break;
                    299:       case D_FRAME:
                    300:         if ( f ) {
                    301:           stoarg(p,&ac,av);
                    302:           if ( !ac )
                    303:             show_stack((VS)BDY(pvss));
                    304:           else {
                    305:             n = atoi(av[0]);
                    306:             change_stack(((VS)BDY(pvss))->level-((VS)BDY(PVSS))->level+n,&pvss);
                    307:           }
                    308:         }
                    309:         break;
                    310:       case D_PRINT:
                    311:         printvars(p,pvss?(VS)BDY(pvss):GPVS); break;
                    312:       case D_LIST:
                    313:         stoarg(p,&ac,av); println(ac,av,10); break;
                    314:       case D_SETF:
                    315:         stoarg(p,&ac,av); setf(ac,av); break;
                    316:       case D_SETBP:
                    317:         setbp(p); break;
                    318:       case D_SETTP:
                    319:         settp(p); break;
                    320:       case D_DELBP:
                    321:         stoarg(p,&ac,av); delbp(ac,av); break;
                    322:       case D_SHOWBP:
                    323:         showbps(); break;
                    324:       case D_WHERE:
                    325:         showpos(); break;
                    326:       case D_ALIAS:
                    327:         stoarg(p,&ac,av);
                    328:         switch ( ac ) {
                    329:           case 0:
                    330:             show_alias(0); break;
                    331:           case 1:
                    332:             show_alias(av[0]); break;
                    333:           case 2: default:
                    334:             add_alias(av[1],av[0]); break;
                    335:         }
                    336:         break;
                    337:       default:
                    338:         break;
                    339:     }
                    340:   }
                    341: LAST:
                    342:   debug_mode = 0;
                    343: #if !defined(VISUAL) && !defined(__MINGW32__)
                    344:   if ( do_server_in_X11 )
                    345: #endif
                    346:     show_debug_window(0);
                    347: }
                    348:
                    349: void setf(int ac,char **av)
                    350: {
                    351:   FUNC r;
                    352:
                    353:   if ( !ac )
                    354:     return;
                    355:   searchuf(av[0],&r);
                    356:   if ( r ) {
                    357:     targetf = r;
                    358:     curline = targetf->f.usrf->startl;
                    359:   }
                    360: }
                    361:
                    362: #define MAXBP 64
                    363:
                    364: static struct {
                    365:   int at;
                    366:   FUNC f;
                    367:   SNODE *snp;
                    368:   char *texpr;
                    369:   char *cond;
                    370: } bpt[MAXBP];
                    371:
                    372: static int bpindex = 0;
                    373:
                    374: void setbp(char *p)
                    375: {
                    376:   int ac;
                    377:   char *av[BUFSIZ];
                    378:   char *buf,*savp;
                    379:   char *fname;
                    380:   FUNC r;
                    381:   USRF uf,t;
                    382:   SNODE *snp = 0;
                    383:   FNODE cond;
                    384:   NODE tn;
                    385:   int n,at,ln,bpi;
                    386:
                    387:   buf = (char *)ALLOCA(strlen(p)+1); strcpy(buf,p); stoarg(buf,&ac,av);
                    388:   if ( ac < 2 )
                    389:     return;
                    390:   if ( !strcmp(av[0],"at") ) {
                    391:     if ( !targetf )
                    392:       return;
                    393:     n = atoi(av[1]);
                    394:     uf = targetf->f.usrf;
                    395:     fname = uf->fname;
                    396:     tn = uf->module?uf->module->usrf_list:usrf;
                    397:     for ( ; tn; tn = NEXT(tn) ) {
                    398:       r = (FUNC)BDY(tn); t = r->f.usrf;
                    399:       if ( t && t->fname && !strcmp(t->fname,fname)
                    400:         && ( t->startl <= n ) && ( n <= t->endl ) )
                    401:         break;
                    402:     }
                    403:     if ( !r ) {
                    404:       fprintf(stderr,"no such line in %s\n",fname);
                    405:       return;
                    406:     } else {
                    407:       targetf = r; curline = n;
                    408:     }
                    409:     at = 1; searchsn(&BDY(t),n,&snp);
                    410:   } else if ( !strcmp(av[0],"in") ) {
                    411:     searchuf(av[1],&r);
                    412:     if ( !r ) {
                    413:       fprintf(stderr,"%s() : no such function\n",av[1]);
                    414:       return;
                    415:     } else if ( r->id == A_UNDEF ) {
                    416:       fprintf(stderr,"%s : undefined\n",av[1]);
                    417:       return;
                    418:     }
                    419:     for ( tn = (NODE)FA0(BDY(r->f.usrf)); tn && !BDY(tn); tn = NEXT(tn) );
                    420:     if ( tn ) {
                    421:       snp = (SNODE *)&(BDY(tn)); at = 0; targetf = r; curline = (*snp)->ln;
                    422:     }
                    423:   } else
                    424:     return;
                    425:   if ( snp ) {
                    426:     cond = 0;
                    427:     if ( ac >= 3 && !strncmp(av[2],"if",2) ) {
                    428:       savp = p+(av[2]-buf)+2;
                    429:       exprparse(targetf,savp,&cond);
                    430:     }
                    431:     bpi = searchbp();
                    432:     if ( bpi < 0 )
                    433:       fprintf(stderr,"too many breakpoints\n");
                    434:     else if ( ID(*snp) == S_BP )
                    435:       return;
                    436:     else {
                    437:       switch ( ID(*snp) ) {
                    438:         case S_IFELSE: case S_FOR: case S_DO:
                    439:           ln = (long)FA0(*snp); break;
                    440:         default:
                    441:           ln = (*snp)->ln; break;
                    442:       }
                    443:       *snp = (SNODE)mksnode(3,S_BP,*snp,cond,NULLP);
                    444:       (*snp)->ln = ln;
                    445:       if ( cond ) {
                    446:         bpt[bpi].cond = (char *)MALLOC(strlen(savp)+1);
                    447:         strcpy(bpt[bpi].cond,savp);
                    448:       } else
                    449:         bpt[bpi].cond = 0;
                    450:       bpt[bpi].at = at;
                    451:       bpt[bpi].f = targetf;
                    452:       bpt[bpi].snp = snp;
                    453:       bpt[bpi].texpr = 0;
                    454:       showbp(bpi);
                    455:     }
                    456:   }
                    457: }
                    458:
                    459: void settp(char *p)
                    460: {
                    461:   int ac;
                    462:   char *_av[BUFSIZ];
                    463:   char **av;
                    464:   char *buf,*savp;
                    465:   char *fname;
                    466:   char *texprname;
                    467:   FUNC r;
                    468:   USRF t;
                    469:   SNODE *snp = 0;
                    470:   FNODE cond,texpr;
                    471:   NODE tn;
                    472:   int n,at,ln,bpi;
                    473:
                    474:   av = _av;
                    475:   buf = (char *)ALLOCA(strlen(p)+1); strcpy(buf,p); stoarg(buf,&ac,av);
                    476:   if ( ac < 3 )
                    477:     return;
                    478:   texprname = av[0]; ac--; av++;
                    479:   if ( !strcmp(av[0],"at") ) {
                    480:     if ( !targetf )
                    481:       return;
                    482:     n = atoi(av[1]); fname = targetf->f.usrf->fname;
                    483:     for ( tn = usrf; tn; tn = NEXT(tn) ) {
                    484:       r = (FUNC)BDY(tn); t = r->f.usrf;
                    485:       if ( t && t->fname && !strcmp(t->fname,fname)
                    486:         && ( t->startl <= n ) && ( n <= t->endl ) )
                    487:         break;
                    488:     }
                    489:     if ( !r ) {
                    490:       fprintf(stderr,"no such line in %s\n",fname);
                    491:       return;
                    492:     } else {
                    493:       targetf = r; curline = n;
                    494:     }
                    495:     at = 1; searchsn(&BDY(t),n,&snp);
                    496:   } else if ( !strcmp(av[0],"in") ) {
                    497:     searchuf(av[1],&r);
                    498:     if ( !r ) {
                    499:       fprintf(stderr,"%s() : no such function\n",av[1]);
                    500:       return;
                    501:     }
                    502:     for ( tn = (NODE)FA0(BDY(r->f.usrf)); tn && !BDY(tn); tn = NEXT(tn) );
                    503:     if ( tn ) {
                    504:       snp = (SNODE *)&(BDY(tn)); at = 0; targetf = r; curline = (*snp)->ln;
                    505:     }
                    506:   } else
                    507:     return;
                    508:   if ( snp ) {
                    509:     cond = 0;
                    510:     exprparse(targetf,texprname,&texpr);
                    511:     if ( ac >= 3 && !strncmp(av[2],"if",2) ) {
                    512:       savp = p+(av[2]-buf)+2;
                    513:       exprparse(targetf,savp,&cond);
                    514:     }
                    515:     bpi = searchbp();
                    516:     if ( bpi < 0 )
                    517:       fprintf(stderr,"too many breakpoints\n");
                    518:     else if ( ID(*snp) == S_BP )
                    519:       return;
                    520:     else {
                    521:       switch ( ID(*snp) ) {
                    522:         case S_IFELSE: case S_FOR: case S_DO:
                    523:           ln = (long)FA0(*snp); break;
                    524:         default:
                    525:           ln = (*snp)->ln; break;
                    526:       }
                    527:       *snp = (SNODE)mksnode(3,S_BP,*snp,cond,texpr);
                    528:       (*snp)->ln = ln;
                    529:       if ( cond ) {
                    530:         bpt[bpi].cond = (char *)MALLOC(strlen(savp)+1);
                    531:         strcpy(bpt[bpi].cond,savp);
                    532:       } else
                    533:         bpt[bpi].cond = 0;
                    534:       bpt[bpi].at = at;
                    535:       bpt[bpi].f = targetf;
                    536:       bpt[bpi].snp = snp;
                    537:       bpt[bpi].texpr = (char *)MALLOC(strlen(texprname)+1);
                    538:       strcpy(bpt[bpi].texpr,texprname);
                    539:       showbp(bpi);
                    540:     }
                    541:   }
                    542: }
                    543:
                    544: void clearbp(FUNC f)
                    545: {
                    546:   int i;
                    547:
                    548:   if ( !f )
                    549:     return;
                    550:   for ( i = 0; i < bpindex; i++ )
                    551:   if ( bpt[i].snp && !strcmp(f->name,bpt[i].f->name) ) {
                    552:     bpt[i].at = 0; bpt[i].f = 0; bpt[i].snp = 0;
                    553:   }
                    554: }
                    555:
                    556: int searchbp()
                    557: {
                    558:   int i;
                    559:
                    560:   for ( i = 0; i < bpindex; i++ )
                    561:     if ( !bpt[i].snp )
                    562:       return i;
                    563:   if ( bpindex == MAXBP )
                    564:     return -1;
                    565:   else
                    566:     return bpindex++;
                    567: }
                    568:
                    569: void delbp(int ac,char **av)
                    570: {
                    571:   int n;
                    572:
                    573:   if ( !ac )
                    574:     return;
                    575:   if ( (n = atoi(av[0])) >= bpindex )
                    576:     return;
                    577:   if ( bpt[n].snp ) {
                    578:     *bpt[n].snp = (SNODE)FA0(*bpt[n].snp);
                    579:     bpt[n].snp = 0;
                    580:   }
                    581: }
                    582:
                    583: void showbps() {
                    584:   int i;
                    585:
                    586:   for ( i = 0; i < bpindex; i++ )
                    587:     showbp(i);
                    588: }
                    589:
                    590: void showbp(int n)
                    591: {
                    592:   if ( bpt[n].snp )
                    593:     if ( bpt[n].texpr )
                    594:       if ( bpt[n].at ) {
                    595:         if ( bpt[n].cond )
                    596:           fprintf(stderr,"(%d) trace %s at \"%s\":%d if %s\n",
                    597:             n,bpt[n].texpr,bpt[n].f->f.usrf->fname,(*bpt[n].snp)->ln,bpt[n].cond);
                    598:         else
                    599:           fprintf(stderr,"(%d) trace %s at \"%s\":%d\n",
                    600:             n,bpt[n].texpr,bpt[n].f->f.usrf->fname,(*bpt[n].snp)->ln);
                    601:       } else {
                    602:         if ( bpt[n].cond )
                    603:           fprintf(stderr,"(%d) trace %s in %s if %s\n",
                    604:             n,bpt[n].texpr,bpt[n].f->name,bpt[n].cond);
                    605:         else
                    606:           fprintf(stderr,"(%d) trace %s in %s\n",n,bpt[n].texpr,bpt[n].f->name);
                    607:       }
                    608:     else
                    609:       if ( bpt[n].at ) {
                    610:         if ( bpt[n].cond )
                    611:           fprintf(stderr,"(%d) stop at \"%s\":%d if %s\n",
                    612:             n,bpt[n].f->f.usrf->fname,(*bpt[n].snp)->ln,bpt[n].cond);
                    613:         else
                    614:           fprintf(stderr,"(%d) stop at \"%s\":%d\n",
                    615:             n,bpt[n].f->f.usrf->fname,(*bpt[n].snp)->ln);
                    616:       } else {
                    617:         if ( bpt[n].cond )
                    618:           fprintf(stderr,"(%d) stop in %s if %s\n",
                    619:             n,bpt[n].f->name,bpt[n].cond);
                    620:         else
                    621:           fprintf(stderr,"(%d) stop in %s\n",n,bpt[n].f->name);
                    622:       }
                    623: }
                    624:
                    625: void searchsn(SNODE *fp,int n,SNODE **fpp)
                    626: {
                    627:   NODE tn;
                    628:   SNODE sn;
                    629:   SNODE *snp;
                    630:
                    631:   *fpp = 0;
                    632:   switch (ID(*fp)) {
                    633:     case S_CPLX:
                    634:       for ( tn = (NODE)FA0(*fp); tn; tn = NEXT(tn) )
                    635:         if ( sn = (SNODE)BDY(tn) ) {
                    636:           snp = (SNODE *)(ID(sn) == S_BP ? &FA0(sn) : &BDY(tn));
                    637:           if ( (*snp)->ln >= n ) {
                    638:             searchsn(snp,n,fpp); break;
                    639:           }
                    640:         }
                    641:       break;
                    642:     case S_IFELSE:
                    643:       if ( n <= (long)FA0(*fp) )
                    644:         *fpp = fp;
                    645:       else if ( n <= ((SNODE)FA2(*fp))->ln )
                    646:         searchsn((SNODE *)&FA2(*fp),n,fpp);
                    647:       else if ( FA3(*fp) )
                    648:         searchsn((SNODE *)&FA3(*fp),n,fpp);
                    649:       if ( !(*fpp) )
                    650:         *fpp = fp;
                    651:       break;
                    652:     case S_FOR:
                    653:       if ( n <= (long)FA0(*fp) )
                    654:         *fpp = fp;
                    655:       else
                    656:         searchsn((SNODE *)&FA4(*fp),n,fpp);
                    657:       if ( !(*fpp) )
                    658:         *fpp = fp;
                    659:       break;
                    660:     case S_DO:
                    661:       if ( n <= (long)FA0(*fp) )
                    662:         *fpp = fp;
                    663:       else
                    664:         searchsn((SNODE *)&FA1(*fp),n,fpp);
                    665:       if ( !(*fpp) )
                    666:         *fpp = fp;
                    667:       break;
                    668:     case S_BP:
                    669:       switch ( ID((SNODE)FA0(*fp)) ) {
                    670:         case S_SINGLE:
                    671:           *fpp = fp; break;
                    672:         default:
                    673:           searchsn((SNODE *)&FA0(*fp),n,fpp); break;
                    674:       }
                    675:       break;
                    676:     case S_SINGLE: default:
                    677:       *fpp = fp;
                    678:       break;
                    679:   }
                    680: }
                    681:
                    682: void bp(SNODE f)
                    683: {
                    684:   int ln;
                    685:
                    686:   if ( !f || (CPVS == GPVS) )
                    687:     return;
                    688:
                    689:   switch ( ID(f) ) {
                    690:     case S_IFELSE: case S_FOR:
                    691:       ln = (long)FA0(f); break;
                    692:     default:
                    693:       ln = f->ln; break;
                    694:   }
                    695: #if !defined(VISUAL) && !defined(__MINGW32__)
                    696:   if ( do_server_in_X11 )
                    697: #endif
                    698:     show_debug_window(1);
                    699:   fprintf(stderr,"stopped in %s at line %d in file \"%s\"\n",
                    700:     CPVS->usrf->name,ln,CPVS->usrf->f.usrf->fname);
                    701:   targetf = CPVS->usrf; curline = ln;
                    702:   println(0,0,1);
                    703: #if !defined(MPI) && !defined(VISUAL) && !defined(__MINGW32__)
                    704:   if ( do_server_in_X11 || isatty(0) )
                    705: #endif
                    706:     debug(f);
                    707: }
                    708:
                    709: void println(int ac,char **av,int l)
                    710: {
                    711:   FILE *fp;
                    712:   char buf[BUFSIZ+1];
                    713:   int i;
                    714:   int ln;
                    715:   FUNC r;
                    716:
                    717:   if ( !ac )
                    718:     ln = curline;
                    719:   else if ( isdigit(av[0][0]) )
                    720:     ln = atoi(av[0]);
                    721:   else {
                    722:     searchuf(av[0],&r);
                    723:     if ( r && r->id != A_UNDEF ) {
                    724:       targetf = r;
                    725:       ln = r->f.usrf->startl;
                    726:     } else {
                    727:       fprintf(stderr,"%s undefined\n",av[0]);
                    728:       ln = curline;
                    729:     }
                    730:   }
                    731:   if ( !targetf )
                    732:     return;
                    733:   fp = fopen(targetf->f.usrf->fname,"r");
                    734:   if ( !fp ) {
                    735:     fprintf(stderr,"\"%s\" not found\n",targetf->name);
                    736:     return;
                    737:   }
                    738:   for ( i = 1; i < ln; i++ )
                    739:     if ( !fgets(buf,BUFSIZ,fp) )
                    740:       return;
                    741:   for ( i = 0; i < l; i++ ) {
                    742:     if ( !fgets(buf,BUFSIZ,fp) )
                    743:       break;
                    744:     fprintf(stderr,"%d  %s",ln+i,buf);
                    745:   }
                    746:   curline = ln + i;
                    747:   fclose(fp);
                    748: }
                    749:
                    750: void printvars(char *s,VS vs)
                    751: {
                    752:   FNODE expr;
                    753:   char *p;
                    754:   pointer val = 0;
                    755:   int err;
                    756:   VS cpvs;
                    757:
                    758:   for ( p = s; *p; p++ )
                    759:     if ( *p == '\n' ) {
                    760:       *p = 0; break;
                    761:     }
                    762:   if ( exprparse(vs==GPVS?0:vs->usrf,s,&expr) ) {
                    763:     cpvs = CPVS; CPVS = vs;
                    764:     if ( !(err = SETJMP(debug_env)) )
                    765:       val = eval(expr);
                    766:     CPVS = cpvs;
                    767:     if ( !err ) {
                    768:       asir_out = stderr;
                    769:       for ( p = s; isspace(*p); p++ );
                    770:       fprintf(asir_out,"%s = ",p);
                    771:       if ( val && ID((R)val) == O_MAT )
                    772:         putc('\n',asir_out);
                    773: #if defined(VISUAL_LIB)
                    774:       w_noflush_stderr(1);
                    775: #endif
                    776:       printexpr(CO,val); putc('\n',asir_out); fflush(asir_out);
                    777: #if defined(VISUAL_LIB)
                    778:       w_noflush_stderr(0);
                    779: #endif
                    780:       asir_out = stdout;
                    781:     }
                    782:   }
                    783: }
                    784:
                    785: void showpos()
                    786: {
                    787:   NODE n;
                    788:   VS vs;
                    789:   int level;
                    790:
                    791:   if ( PVSS ) {
                    792:     if ( cur_binf )
                    793:       fprintf(stderr,"%s() (builtin)\n",cur_binf->name);
                    794:     ((VS)BDY(PVSS))->at = evalstatline;
                    795:     level = ((VS)BDY(PVSS))->level;
                    796:     for ( n = PVSS; n; n = NEXT(n) ) {
                    797:       vs = (VS)BDY(n);
                    798:       fprintf(stderr,"#%d %s(), line %d in \"%s\"\n",
                    799:         level-vs->level,vs->usrf->name,vs->at,vs->usrf->f.usrf->fname);
                    800:     }
                    801:   }
                    802: }
                    803:
                    804: void showpos_to_string(char *buf)
                    805: {
                    806:   NODE n;
                    807:   VS vs;
                    808:   int level;
                    809:
                    810:   buf[0] = 0;
                    811:   if ( PVSS ) {
                    812:     if ( cur_binf )
                    813:       sprintf(buf,"%s() (builtin)\n",cur_binf->name);
                    814:     buf += strlen(buf);
                    815:     ((VS)BDY(PVSS))->at = evalstatline;
                    816:     level = ((VS)BDY(PVSS))->level;
                    817:     for ( n = PVSS; n; n = NEXT(n) ) {
                    818:       vs = (VS)BDY(n);
                    819:       sprintf(buf,"#%d %s(), line %d in \"%s\"\n",
                    820:         level-vs->level,vs->usrf->name,vs->at,vs->usrf->f.usrf->fname);
                    821:       buf += strlen(buf);
                    822:     }
                    823:   }
                    824: }
                    825:
                    826: /* [[file,line,name],...] */
                    827:
                    828: extern int at_root;
                    829:
                    830: void showpos_to_list(LIST *r)
                    831: {
                    832:   NODE n,u,u1,t;
                    833:   VS vs;
                    834:   STRING null,name,fname,kwd;
                    835:   LIST l,b;
                    836:   USINT us;
                    837:
                    838:   u = 0;
                    839:   if ( PVSS ) {
                    840:     if ( cur_binf ) {
                    841:       /* builtin : [0,0,name] */
                    842:       MKSTR(null,"");
                    843:       MKSTR(name,cur_binf->name);
                    844:       t = mknode(3,null,name,NULLP);
                    845:       MKLIST(l,t);
                    846:       MKNODE(u1,l,0); u = u1;
                    847:     }
                    848:     ((VS)BDY(PVSS))->at = evalstatline;
                    849:     for ( n = PVSS; n; n = NEXT(n) ) {
                    850:       vs = (VS)BDY(n);
                    851:       MKSTR(fname,vs->usrf->f.usrf->fname);
                    852:       MKUSINT(us,vs->at);
                    853:       MKSTR(name,vs->usrf->name);
                    854:       t = mknode(3,fname,name,us);
                    855:       MKLIST(l,t);
                    856:       MKNODE(u1,l,u); u = u1;
                    857:     }
                    858:   }
                    859:   /* line number at the toplevel */
                    860:   MKSTR(fname,"toplevel"); MKUSINT(us,at_root);
                    861:   t = mknode(2,fname,us); MKLIST(l,t); MKNODE(u1,l,u); u = u1;
                    862:   MKLIST(b,u);
                    863:
                    864:   MKSTR(kwd,"asir_where");
                    865:   t = mknode(2,kwd,b);
                    866:   MKLIST(*r,t);
                    867: }
                    868:
                    869: void change_stack(int level,NODE *pvss)
                    870: {
                    871:   extern NODE PVSS;
                    872:   NODE n;
                    873:   int i;
                    874:   VS vs;
                    875:
                    876:   if ( !level || !PVSS )
                    877:     return;
                    878:   if ( level < 0 ) {
                    879:     for ( n = PVSS, i = 0; n && n != *pvss; n = NEXT(n), i++ );
                    880:     for ( n = PVSS, i = MAX(i+level,0); n && i; n = NEXT(n), i-- );
                    881:   } else
                    882:     for ( n = *pvss, i = level; NEXT(n) && i; n = NEXT(n), i-- );
                    883:   *pvss = n; vs = (VS)BDY(n);
                    884:   ((VS)BDY(PVSS))->at = evalstatline;
                    885:   show_stack(vs);
                    886:   targetf = vs->usrf; curline = vs->at;
                    887: }
                    888:
                    889: void show_stack(VS vs)
                    890: {
                    891:   fprintf(stderr,"#%d %s(), line %d in \"%s\"\n",
                    892:     ((VS)BDY(PVSS))->level-vs->level,vs->usrf->name,vs->at,vs->usrf->f.usrf->fname);
                    893: }

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