1: static  char *sccsid = "@(#)errorinput.c	1.7 (Berkeley) 83/02/09";
   2: #include <sys/types.h>
   3: #include <stdio.h>
   4: #include <ctype.h>
   5: #include "error.h"
   6: 
   7: int wordc;      /* how long the current error message is */
   8: char    **wordv;    /* the actual error message */
   9: 
  10: int nerrors;
  11: int language;
  12: 
  13: Errorclass  onelong();
  14: Errorclass  cpp();
  15: Errorclass  pccccom();  /* Portable C Compiler C Compiler */
  16: Errorclass  ritchieccom();  /* Ritchie Compiler for 11 */
  17: Errorclass  lint0();
  18: Errorclass  lint1();
  19: Errorclass  lint2();
  20: Errorclass  lint3();
  21: Errorclass  make();
  22: Errorclass  f77();
  23: Errorclass  pi();
  24: Errorclass  ri();
  25: /*
  26:  *	Eat all of the lines in the input file, attempting to categorize
  27:  *	them by their various flavors
  28:  */
  29: static  char    inbuffer[BUFSIZ];
  30: 
  31: eaterrors(r_errorc, r_errorv)
  32:     int *r_errorc;
  33:     Eptr    **r_errorv;
  34: {
  35:     extern  boolean piflag;
  36:     Errorclass  errorclass = C_SYNC;
  37: 
  38:     for (;;){
  39:     if (fgets(inbuffer, BUFSIZ, errorfile) == NULL)
  40:         break;
  41:     wordvbuild(inbuffer, &wordc, &wordv);
  42:     /*
  43: 	 *	for convience, convert wordv to be 1 based, instead
  44: 	 *	of 0 based.
  45: 	 */
  46:     wordv -= 1;
  47:     if ( 0
  48:        || (( errorclass = onelong() ) != C_UNKNOWN)
  49:        || (( errorclass = cpp() ) != C_UNKNOWN)
  50:        || (( errorclass = pccccom() ) != C_UNKNOWN)
  51:        || (( errorclass = ritchieccom() ) != C_UNKNOWN)
  52:        || (( errorclass = lint0() ) != C_UNKNOWN)
  53:        || (( errorclass = lint1() ) != C_UNKNOWN)
  54:        || (( errorclass = lint2() ) != C_UNKNOWN)
  55:        || (( errorclass = lint3() ) != C_UNKNOWN)
  56:        || (( errorclass = make() ) != C_UNKNOWN)
  57:        || (( errorclass = f77() ) != C_UNKNOWN)
  58:        || ((errorclass = pi() ) != C_UNKNOWN)
  59:        || (( errorclass = ri() )!= C_UNKNOWN)
  60:     ) ;
  61:     else
  62:         errorclass = catchall();
  63:     if (wordc)
  64:         erroradd(wordc, wordv+1, errorclass, C_UNKNOWN);
  65:     }
  66: #ifdef FULLDEBUG
  67:     printf("%d errorentrys\n", nerrors);
  68: #endif
  69:     arrayify(r_errorc, r_errorv, er_head);
  70: }
  71: 
  72: /*
  73:  *	create a new error entry, given a zero based array and count
  74:  */
  75: erroradd(errorlength, errorv, errorclass, errorsubclass)
  76:     int     errorlength;
  77:     char        **errorv;
  78:     Errorclass  errorclass;
  79:     Errorclass  errorsubclass;
  80: {
  81:     reg Eptr    newerror;
  82:     reg char    *cp;
  83: 
  84:     if (errorclass == C_TRUE){
  85:         /* check canonicalization of the second argument*/
  86:         for(cp = errorv[1]; *cp && isdigit(*cp); cp++)
  87:             continue;
  88:         errorclass = (*cp == '\0') ? C_TRUE : C_NONSPEC;
  89: #ifdef FULLDEBUG
  90:         if (errorclass != C_TRUE)
  91:             printf("The 2nd word, \"%s\" is not a number.\n",
  92:                 errorv[1]);
  93: #endif
  94:     }
  95:     if (errorlength > 0){
  96:         newerror = (Eptr)Calloc(1, sizeof(Edesc));
  97:         newerror->error_language = language; /* language is global */
  98:         newerror->error_text = errorv;
  99:         newerror->error_lgtext = errorlength;
 100:         if (errorclass == C_TRUE)
 101:             newerror->error_line = atoi(errorv[1]);
 102:         newerror->error_e_class = errorclass;
 103:         newerror->error_s_class = errorsubclass;
 104:         switch(newerror->error_e_class = discardit(newerror)){
 105:             case C_SYNC:        nsyncerrors++; break;
 106:             case C_DISCARD:     ndiscard++; break;
 107:             case C_NULLED:      nnulled++; break;
 108:             case C_NONSPEC:     nnonspec++; break;
 109:             case C_THISFILE:    nthisfile++; break;
 110:             case C_TRUE:        ntrue++; break;
 111:             case C_UNKNOWN:     nunknown++; break;
 112:             case C_IGNORE:      nignore++; break;
 113:         }
 114:         newerror->error_next = er_head;
 115:         er_head = newerror;
 116:         newerror->error_no = nerrors++;
 117:     }   /* length > 0 */
 118: }
 119: 
 120: Errorclass onelong()
 121: {
 122:     char    **nwordv;
 123:     if ( (wordc == 1) && (language != INLD) ){
 124:         /*
 125: 		 *	We have either:
 126: 		 *	a)	file name from cc
 127: 		 *	b)	Assembler telling world that it is complaining
 128: 		 *	c)	Noise from make ("Stop.")
 129: 		 *	c)	Random noise
 130: 		 */
 131:         wordc = 0;
 132:         if (strcmp(wordv[2], "Stop.") == 0){
 133:             language = INMAKE; return(C_SYNC);
 134:         }
 135:         if (strcmp(wordv[1], "Assembler:") == 0){
 136:             /* assembler always alerts us to what happened*/
 137:             language = INAS; return(C_SYNC);
 138:         } else
 139:         if (strcmp(wordv[1], "Undefined:") == 0){
 140:             /* loader complains about unknown symbols*/
 141:             language = INLD; return(C_SYNC);
 142:         }
 143:         if (lastchar(wordv[1]) == ':'){
 144:             /* cc tells us what file we are in */
 145:             currentfilename = wordv[1];
 146:             (void)substitute(currentfilename, ':', '\0');
 147:             language = INCC; return(C_SYNC);
 148:         }
 149:     } else
 150:     if ( (wordc == 1) && (language == INLD) ){
 151:         nwordv = (char **)Calloc(4, sizeof(char *));
 152:         nwordv[0] = "ld:";
 153:         nwordv[1] = wordv[1];
 154:         nwordv[2] = "is";
 155:         nwordv[3] = "undefined.";
 156:         wordc = 4;
 157:         wordv = nwordv - 1;
 158:         return(C_NONSPEC);
 159:     } else
 160:     if (wordc == 1){
 161:         return(C_SYNC);
 162:     }
 163:     return(C_UNKNOWN);
 164: }   /* end of one long */
 165: 
 166: Errorclass  cpp()
 167: {
 168:     /*
 169: 	 *	Now attempt a cpp error message match
 170: 	 *	Examples:
 171: 	 *		./morse.h: 23: undefined control
 172: 	 *		morsesend.c: 229: MAGNIBBL: argument mismatch
 173: 	 *		morsesend.c: 237: MAGNIBBL: argument mismatch
 174: 	 *		test1.c: 6: undefined control
 175: 	 */
 176:     if (   (language != INLD)       /* loader errors have almost same fmt*/
 177:         && (lastchar(wordv[1]) == ':')
 178:         && (isdigit(firstchar(wordv[2])))
 179:         && (lastchar(wordv[2]) == ':') ){
 180:         language = INCPP;
 181:         clob_last(wordv[1], '\0');
 182:         clob_last(wordv[2], '\0');
 183:         return(C_TRUE);
 184:     }
 185:     return(C_UNKNOWN);
 186: }   /*end of cpp*/
 187: 
 188: Errorclass pccccom()
 189: {
 190:     /*
 191: 	 *	Now attempt a ccom error message match:
 192: 	 *	Examples:
 193: 	 *	  "morsesend.c", line 237: operands of & have incompatible types
 194: 	 *	  "test.c", line 7: warning: old-fashioned initialization: use =
 195: 	 *	  "subdir.d/foo2.h", line 1: illegal initialization
 196: 	 */
 197:     if (   (firstchar(wordv[1]) == '"')
 198:         && (lastchar(wordv[1]) == ',')
 199:         && (next_lastchar(wordv[1]) == '"')
 200:         && (strcmp(wordv[2],"line") == 0)
 201:         && (isdigit(firstchar(wordv[3])))
 202:         && (lastchar(wordv[3]) == ':') ){
 203:         clob_last(wordv[1], '\0');  /* drop last , */
 204:         clob_last(wordv[1], '\0');  /* drop last " */
 205:         wordv[1]++;         /* drop first " */
 206:         clob_last(wordv[3], '\0');  /* drop : on line number */
 207:         wordv[2] = wordv[1];    /* overwrite "line" */
 208:         wordv++;        /*compensate*/
 209:         currentfilename = wordv[1];
 210:         language = INCC;
 211:         return(C_TRUE);
 212:     }
 213:     return(C_UNKNOWN);
 214: }   /* end of ccom */
 215: /*
 216:  *	Do the error message from the Ritchie C Compiler for the PDP11,
 217:  *	which has this source:
 218:  *
 219:  *	if (filename[0])
 220:  *		fprintf(stderr, "%s:", filename);
 221:  *	fprintf(stderr, "%d: ", line);
 222:  *
 223:  */
 224: Errorclass ritchieccom()
 225: {
 226:     reg char    *cp;
 227:     reg char    **nwordv;
 228:         char    *file;
 229: 
 230:     if (lastchar(wordv[1]) == ':'){
 231:         cp = wordv[1] + strlen(wordv[1]) - 1;
 232:         while (isdigit(*--cp))
 233:             continue;
 234:         if (*cp == ':'){
 235:             clob_last(wordv[1], '\0');  /* last : */
 236:             *cp = '\0';         /* first : */
 237:             file = wordv[1];
 238:             nwordv = wordvsplice(1, wordc, wordv+1);
 239:             nwordv[0] = file;
 240:             nwordv[1] = cp + 1;
 241:             wordc += 1;
 242:             wordv = nwordv - 1;
 243:             language = INCC;
 244:             currentfilename = wordv[1];
 245:             return(C_TRUE);
 246:         }
 247:     }
 248:     return(C_UNKNOWN);
 249: }
 250: 
 251: Errorclass lint0()
 252: {
 253:     reg char    **nwordv;
 254:         char    *line, *file;
 255:     /*
 256: 	 *	Attempt a match for the new lint style normal compiler
 257: 	 *	error messages, of the form
 258: 	 *
 259: 	 *	printf("%s(%d): %s\n", filename, linenumber, message);
 260: 	 */
 261:     if (wordc >= 2){
 262:         if (   (lastchar(wordv[1]) == ':')
 263:             && (next_lastchar(wordv[1]) == ')')
 264:         ) {
 265:             clob_last(wordv[1], '\0'); /* colon */
 266:             if (persperdexplode(wordv[1], &line, &file)){
 267:                 nwordv = wordvsplice(1, wordc, wordv+1);
 268: unquote(file);
 269:                 nwordv[0] = file;   /* file name */
 270:                 nwordv[1] = line;   /* line number */
 271:                 wordc += 1;
 272:                 wordv = nwordv - 1;
 273:                 language = INLINT;
 274:                 return(C_TRUE);
 275:             }
 276:             wordv[1][strlen(wordv[1])] = ':';
 277:         }
 278:     }
 279:     return (C_UNKNOWN);
 280: }
 281: 
 282: Errorclass lint1()
 283: {
 284:     char    *line1, *line2;
 285:     char    *file1, *file2;
 286:     char    **nwordv1, **nwordv2;
 287: 
 288:     /*
 289: 	 *	Now, attempt a match for the various errors that lint
 290: 	 *	can complain about.
 291: 	 *
 292: 	 *	Look first for type 1 lint errors
 293: 	 */
 294:     if (wordc > 1 && strcmp(wordv[wordc-1], "::") == 0){
 295:      /*
 296:   	  * %.7s, arg. %d used inconsistently %s(%d) :: %s(%d)
 297:   	  * %.7s value used inconsistently %s(%d) :: %s(%d)
 298:   	  * %.7s multiply declared %s(%d) :: %s(%d)
 299:   	  * %.7s value declared inconsistently %s(%d) :: %s(%d)
 300:   	  * %.7s function value type must be declared before use %s(%d) :: %s(%d)
 301: 	  */
 302:         language = INLINT;
 303:         if (wordc > 2
 304:              && (persperdexplode(wordv[wordc], &line2, &file2))
 305:              && (persperdexplode(wordv[wordc-2], &line1, &file1)) ){
 306:             nwordv1 = wordvsplice(2, wordc, wordv+1);
 307:             nwordv2 = wordvsplice(2, wordc, wordv+1);
 308:             unquote(file1);
 309:             nwordv1[0] = file1; nwordv1[1] = line1;
 310:             erroradd(wordc+2, nwordv1, C_TRUE, C_DUPL); /* takes 0 based*/
 311:             unquote(file2);
 312:             nwordv2[0] = file2; nwordv2[1] = line2;
 313:             wordc = wordc + 2;
 314:             wordv = nwordv2 - 1;    /* 1 based */
 315:             return(C_TRUE);
 316:         }
 317:     }
 318:     return(C_UNKNOWN);
 319: } /* end of lint 1*/
 320: 
 321: Errorclass lint2()
 322: {
 323:     char    *file;
 324:     char    *line;
 325:     char    **nwordv;
 326:     /*
 327: 	 *	Look for type 2 lint errors
 328: 	 *
 329: 	 *	%.7s used( %s(%d) ), but not defined
 330: 	 *	%.7s defined( %s(%d) ), but never used
 331: 	 *	%.7s declared( %s(%d) ), but never used or defined
 332: 	 *
 333: 	 *	bufp defined( "./metric.h"(10) ), but never used
 334: 	 */
 335:     if (   (lastchar(wordv[2]) == '(' /* ')' */ )
 336:         && (strcmp(wordv[4], "),") == 0) ){
 337:         language = INLINT;
 338:         if (persperdexplode(wordv[3], &line, &file)){
 339:             nwordv = wordvsplice(2, wordc, wordv+1);
 340: unquote(file);
 341:             nwordv[0] = file; nwordv[1] = line;
 342:             wordc = wordc + 2;
 343:             wordv = nwordv - 1; /* 1 based */
 344:             return(C_TRUE);
 345:         }
 346:     }
 347:     return(C_UNKNOWN);
 348: } /* end of lint 2*/
 349: 
 350: char    *Lint31[4] = {"returns", "value", "which", "is"};
 351: char    *Lint32[6] = {"value", "is", "used,", "but", "none", "returned"};
 352: Errorclass lint3()
 353: {
 354:     if (   (wordvcmp(wordv+2, 4, Lint31) == 0)
 355:         || (wordvcmp(wordv+2, 6, Lint32) == 0) ){
 356:         language = INLINT;
 357:         return(C_NONSPEC);
 358:     }
 359:     return(C_UNKNOWN);
 360: }
 361: 
 362: /*
 363:  *	Special word vectors for use by F77 recognition
 364:  */
 365: char    *F77_fatal[3] = {"Compiler", "error", "line"};
 366: char    *F77_error[3] = {"Error", "on", "line"};
 367: char    *F77_warning[3] = {"Warning", "on", "line"};
 368: f77()
 369: {
 370:     char    **nwordv;
 371:     /*
 372: 	 *	look for f77 errors:
 373: 	 *	Error messages from /usr/src/cmd/f77/error.c, with
 374: 	 *	these printf formats:
 375: 	 *
 376: 	 *		Compiler error line %d of %s: %s
 377: 	 *		Error on line %d of %s: %s
 378: 	 *		Warning on line %d of %s: %s
 379: 	 */
 380:     if (wordc < 6)
 381:         return(C_UNKNOWN);
 382:     if (    (lastchar(wordv[6]) == ':')
 383:         &&(
 384:            (wordvcmp(wordv+1, 3, F77_fatal) == 0)
 385:         || (wordvcmp(wordv+1, 3, F77_error) == 0)
 386:         || (wordvcmp(wordv+1, 3, F77_warning) == 0) )
 387:     ){
 388:         language = INF77;
 389:         nwordv = wordvsplice(2, wordc, wordv+1);
 390:         nwordv[0] = wordv[6];
 391:         clob_last(nwordv[0],'\0');
 392:         nwordv[1] = wordv[4];
 393:         wordc += 2;
 394:         wordv = nwordv - 1; /* 1 based */
 395:         return(C_TRUE);
 396:     }
 397:     return(C_UNKNOWN);
 398: } /* end of f77 */
 399: 
 400: char    *Make_Croak[3] = {"***", "Error", "code"};
 401: char    *Make_NotRemade[5] = {"not", "remade", "because", "of", "errors"};
 402: Errorclass make()
 403: {
 404:     if (wordvcmp(wordv+1, 3, Make_Croak) == 0){
 405:         language = INMAKE;
 406:         return(C_SYNC);
 407:     }
 408:     if  (wordvcmp(wordv+2, 5, Make_NotRemade) == 0){
 409:         language = INMAKE;
 410:         return(C_SYNC);
 411:     }
 412:     return(C_UNKNOWN);
 413: }
 414: Errorclass ri()
 415: {
 416: /*
 417:  *	Match an error message produced by ri; here is the
 418:  *	procedure yanked from the distributed version of ri
 419:  *	April 24, 1980.
 420:  *
 421:  *	serror(str, x1, x2, x3)
 422:  *		char str[];
 423:  *		char *x1, *x2, *x3;
 424:  *	{
 425:  *		extern int yylineno;
 426:  *
 427:  *		putc('"', stdout);
 428:  *		fputs(srcfile, stdout);
 429:  *		putc('"', stdout);
 430:  *		fprintf(stdout, " %d: ", yylineno);
 431:  *		fprintf(stdout, str, x1, x2, x3);
 432:  *		fprintf(stdout, "\n");
 433:  *		synerrs++;
 434:  *	}
 435:  */
 436:     if (  (firstchar(wordv[1]) == '"')
 437:         &&(lastchar(wordv[1]) == '"')
 438:         &&(lastchar(wordv[2]) == ':')
 439:         &&(isdigit(firstchar(wordv[2]))) ){
 440:         clob_last(wordv[1], '\0');  /* drop the last " */
 441:         wordv[1]++; /* skip over the first " */
 442:         clob_last(wordv[2], '\0');
 443:         language = INRI;
 444:         return(C_TRUE);
 445:     }
 446:     return(C_UNKNOWN);
 447: }
 448: 
 449: Errorclass catchall()
 450: {
 451:     /*
 452: 	 *	Catches random things.
 453: 	 */
 454:     language = INUNKNOWN;
 455:     return(C_NONSPEC);
 456: } /* end of catch all*/

Defined functions

catchall defined in line 449; used 1 times
  • in line 62
cpp defined in line 166; used 2 times
eaterrors defined in line 31; used 1 times
erroradd defined in line 75; used 4 times
f77 defined in line 368; used 2 times
lint0 defined in line 251; used 2 times
lint1 defined in line 282; used 2 times
lint2 defined in line 321; used 2 times
lint3 defined in line 352; used 2 times
make defined in line 402; used 2 times
onelong defined in line 120; used 2 times
pccccom defined in line 188; used 2 times
ri defined in line 414; used 2 times
ritchieccom defined in line 224; used 2 times

Defined variables

F77_error defined in line 366; used 1 times
F77_fatal defined in line 365; used 1 times
F77_warning defined in line 367; used 1 times
Lint31 defined in line 350; used 1 times
Lint32 defined in line 351; used 1 times
Make_Croak defined in line 400; used 1 times
Make_NotRemade defined in line 401; used 1 times
inbuffer defined in line 29; used 2 times
language defined in line 11; used 20 times
nerrors defined in line 10; used 2 times
sccsid defined in line 1; never used
wordc defined in line 7; used 58 times
wordv defined in line 8; used 138 times
Last modified: 1983-06-10
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