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47893bf5 | 1 | static char *sccsid = "@(#)input.c 1.3 (Berkeley) 81/02/28"; |
7617f60b BJ |
2 | #include <stdio.h> |
3 | #include <ctype.h> | |
4 | #include "error.h" | |
5 | ||
6 | int wordc; /* how long the current error message is */ | |
7 | char **wordv; /* the actual error message */ | |
8 | ||
9 | int nerrors; | |
10 | int language; | |
11 | ||
12 | Errorclass onelong(); | |
13 | Errorclass cpp(); | |
457565f1 BJ |
14 | Errorclass pccccom(); /* Portable C Compiler C Compiler */ |
15 | Errorclass richieccom(); /* Richie Compiler for 11 */ | |
7617f60b BJ |
16 | Errorclass lint0(); |
17 | Errorclass lint1(); | |
18 | Errorclass lint2(); | |
19 | Errorclass lint3(); | |
20 | Errorclass make(); | |
21 | Errorclass f77(); | |
22 | Errorclass pi(); | |
23 | Errorclass ri(); | |
24 | /* | |
25 | * Eat all of the lines in the input file, attempting to categorize | |
26 | * them by their various flavors | |
27 | */ | |
28 | static char inbuffer[BUFSIZ]; | |
29 | ||
30 | eaterrors(r_errorc, r_errorv) | |
31 | int *r_errorc; | |
32 | struct error_desc ***r_errorv; | |
33 | { | |
34 | extern boolean piflag; | |
35 | Errorclass errorclass = C_SYNC; | |
36 | ||
37 | for (;;){ | |
38 | if (fgets(inbuffer, BUFSIZ, errorfile) == NULL) | |
39 | break; | |
40 | wordvbuild(inbuffer, &wordc, &wordv); | |
41 | /* | |
42 | * for convience, convert wordv to be 1 based, instead | |
43 | * of 0 based. | |
44 | */ | |
45 | wordv -= 1; | |
46 | if ( 0 | |
47 | #ifndef ERNIE | |
48 | || (piflag && ( (errorclass = pi() ) != C_UNKNOWN)) | |
49 | #endif | |
50 | || (( errorclass = onelong() ) != C_UNKNOWN) | |
51 | || (( errorclass = cpp() ) != C_UNKNOWN) | |
457565f1 BJ |
52 | || (( errorclass = pccccom() ) != C_UNKNOWN) |
53 | || (( errorclass = richieccom() ) != C_UNKNOWN) | |
7617f60b BJ |
54 | || (( errorclass = lint0() ) != C_UNKNOWN) |
55 | || (( errorclass = lint1() ) != C_UNKNOWN) | |
56 | || (( errorclass = lint2() ) != C_UNKNOWN) | |
57 | || (( errorclass = lint3() ) != C_UNKNOWN) | |
58 | || (( errorclass = make() ) != C_UNKNOWN) | |
59 | || (( errorclass = f77() ) != C_UNKNOWN) | |
60 | #ifdef ERNIE | |
61 | || ((errorclass = pi() ) != C_UNKNOWN) | |
62 | || (( errorclass = ri() )!= C_UNKNOWN) | |
63 | #endif | |
64 | ) ; | |
65 | else | |
66 | errorclass = catchall(); | |
67 | if (wordc) | |
68 | erroradd(wordc, wordv+1, errorclass, C_UNKNOWN); | |
69 | } | |
70 | #ifdef FULLDEBUG | |
71 | printf("%d errorentrys\n", nerrors); | |
72 | #endif | |
73 | arrayify(r_errorc, r_errorv, er_head); | |
74 | } | |
75 | ||
76 | /* | |
77 | * create a new error entry, given a zero based array and count | |
78 | */ | |
79 | erroradd(errorlength, errorv, errorclass, errorsubclass) | |
80 | int errorlength; | |
81 | char **errorv; | |
82 | Errorclass errorclass; | |
83 | Errorclass errorsubclass; | |
84 | { | |
85 | register struct error_desc *newerror; | |
86 | register char *cp; | |
87 | ||
88 | if (errorclass == C_TRUE){ | |
89 | /* check canonicalization of the second argument*/ | |
90 | for(cp = errorv[1]; *cp && isdigit(*cp); cp++) | |
91 | continue; | |
92 | errorclass = (*cp == '\0') ? C_TRUE : C_NONSPEC; | |
93 | #ifdef FULLDEBUG | |
94 | if (errorclass != C_TRUE) | |
95 | printf("The 2nd word, \"%s\" is not a number.\n", | |
96 | errorv[1]); | |
97 | #endif | |
98 | } | |
99 | if (errorlength > 0){ | |
100 | newerror = (struct error_desc *)Calloc(1, sizeof(struct error_desc)); | |
101 | newerror->error_language = language; /* language is global */ | |
102 | newerror->error_text = errorv; | |
103 | newerror->error_lgtext = errorlength; | |
104 | if (errorclass == C_TRUE) | |
105 | newerror->error_line = atoi(errorv[1]); | |
106 | newerror->error_e_class = errorclass; | |
107 | newerror->error_s_class = errorsubclass; | |
108 | switch(newerror->error_e_class = discardit(newerror)){ | |
109 | case C_SYNC: nsyncerrors++; break; | |
110 | case C_DISCARD: ndiscard++; break; | |
111 | case C_NULLED: nnulled++; break; | |
112 | case C_NONSPEC: nnonspec++; break; | |
113 | case C_THISFILE: nthisfile++; break; | |
114 | case C_TRUE: ntrue++; break; | |
115 | case C_UNKNOWN: nunknown++; break; | |
116 | case C_IGNORE: nignore++; break; | |
117 | } | |
118 | newerror->error_next = er_head; | |
119 | er_head = newerror; | |
120 | newerror->error_no = nerrors++; | |
121 | } /* length > 0 */ | |
122 | } | |
123 | ||
124 | Errorclass onelong() | |
125 | { | |
126 | char **nwordv; | |
127 | if ( (wordc == 1) && (language != INLD) ){ | |
128 | /* | |
129 | * We have either: | |
130 | * a) file name from cc | |
131 | * b) Assembler telling world that it is complaining | |
132 | * c) Noise from make ("Stop.") | |
133 | * c) Random noise | |
134 | */ | |
135 | wordc = 0; | |
136 | if (strcmp(wordv[2], "Stop.") == 0){ | |
137 | language = INMAKE; return(C_SYNC); | |
138 | } | |
139 | if (strcmp(wordv[1], "Assembler:") == 0){ | |
140 | /* assembler always alerts us to what happened*/ | |
141 | language = INAS; return(C_SYNC); | |
142 | } else | |
143 | if (strcmp(wordv[1], "Undefined:") == 0){ | |
144 | /* loader complains about unknown symbols*/ | |
145 | language = INLD; return(C_SYNC); | |
146 | } | |
147 | if (lastchar(wordv[1]) == ':'){ | |
148 | /* cc tells us what file we are in */ | |
149 | currentfilename = wordv[1]; | |
150 | substitute(currentfilename, ':', '\0'); | |
151 | language = INCC; return(C_SYNC); | |
152 | } | |
153 | } else | |
154 | if ( (wordc == 1) && (language == INLD) ){ | |
155 | nwordv = (char **)Calloc(4, sizeof(char *)); | |
156 | nwordv[0] = "ld:"; | |
157 | nwordv[1] = wordv[1]; | |
158 | nwordv[2] = "is"; | |
159 | nwordv[3] = "undefined."; | |
160 | wordc = 4; | |
161 | wordv = nwordv - 1; | |
162 | return(C_NONSPEC); | |
163 | } else | |
164 | if (wordc == 1){ | |
165 | return(C_SYNC); | |
166 | } | |
167 | return(C_UNKNOWN); | |
168 | } /* end of one long */ | |
169 | ||
170 | Errorclass cpp() | |
171 | { | |
172 | /* | |
173 | * Now attempt a cpp error message match | |
174 | * Examples: | |
175 | * ./morse.h: 23: undefined control | |
176 | * morsesend.c: 229: MAGNIBBL: argument mismatch | |
177 | * morsesend.c: 237: MAGNIBBL: argument mismatch | |
178 | * test1.c: 6: undefined control | |
179 | */ | |
180 | if ( (language != INLD) /* loader errors have almost same fmt*/ | |
181 | && (lastchar(wordv[1]) == ':') | |
182 | && (isdigit(firstchar(wordv[2]))) | |
183 | && (lastchar(wordv[2]) == ':') ){ | |
184 | language = INCPP; | |
185 | clob_last(wordv[1], '\0'); | |
186 | clob_last(wordv[2], '\0'); | |
187 | return(C_TRUE); | |
188 | } | |
189 | return(C_UNKNOWN); | |
190 | } /*end of cpp*/ | |
191 | ||
457565f1 | 192 | Errorclass pccccom() |
7617f60b BJ |
193 | { |
194 | /* | |
195 | * Now attempt a ccom error message match: | |
196 | * Examples: | |
197 | * "morsesend.c", line 237: operands of & have incompatible types | |
198 | * "test.c", line 7: warning: old-fashioned initialization: use = | |
199 | * "subdir.d/foo2.h", line 1: illegal initialization | |
200 | */ | |
201 | if ( (firstchar(wordv[1]) == '"') | |
202 | && (lastchar(wordv[1]) == ',') | |
203 | && (next_lastchar(wordv[1]) == '"') | |
204 | && (strcmp(wordv[2],"line") == 0) | |
205 | && (isdigit(firstchar(wordv[3]))) | |
206 | && (lastchar(wordv[3]) == ':') ){ | |
207 | clob_last(wordv[1], '\0'); /* drop last , */ | |
208 | clob_last(wordv[1], '\0'); /* drop last " */ | |
209 | wordv[1]++; /* drop first " */ | |
210 | clob_last(wordv[3], '\0'); /* drop : on line number */ | |
211 | wordv[2] = wordv[1]; /* overwrite "line" */ | |
212 | wordv++; /*compensate*/ | |
213 | if (language == INAS){ | |
214 | if (strcmp(currentfilename, "???") != 0) | |
215 | wordv[1] = currentfilename; | |
216 | return(C_NULLED); | |
217 | } else { | |
218 | currentfilename = wordv[1]; | |
219 | language = INCC; | |
220 | return(C_TRUE); | |
221 | } | |
222 | } | |
223 | return(C_UNKNOWN); | |
224 | } /* end of ccom */ | |
457565f1 BJ |
225 | /* |
226 | * Do the error message from the Richie C Compiler for the PDP11, | |
227 | * which has this source: | |
228 | * | |
229 | * if (filename[0]) | |
230 | * fprintf(stderr, "%s:", filename); | |
231 | * fprintf(stderr, "%d: ", line); | |
232 | * | |
233 | */ | |
234 | Errorclass richieccom() | |
235 | { | |
236 | register char *cp; | |
237 | register char **nwordv; | |
238 | char *file; | |
239 | if (lastchar(wordv[1]) == ':'){ | |
240 | cp = wordv[1] + strlen(wordv[1]) - 1; | |
241 | while (isdigit(*--cp)) | |
242 | continue; | |
243 | if (*cp == ':'){ | |
244 | clob_last(wordv[1], '\0'); /* last : */ | |
245 | *cp = '\0'; /* first : */ | |
246 | file = wordv[1]; | |
247 | nwordv = wordvsplice(1, wordc, wordv+1); | |
248 | nwordv[0] = file; | |
249 | nwordv[1] = cp + 1; | |
250 | wordc += 1; | |
251 | wordv = nwordv - 1; | |
252 | language = INCC; | |
253 | currentfilename = wordv[1]; | |
254 | return(C_TRUE); | |
255 | } | |
256 | } | |
257 | return(C_UNKNOWN); | |
258 | } | |
7617f60b BJ |
259 | |
260 | Errorclass lint0() | |
261 | { | |
262 | register char *cp; | |
263 | register char **nwordv; | |
264 | char *line, *file; | |
265 | /* | |
266 | * Attempt a match for the new lint style normal compiler | |
267 | * error messages, of the form | |
268 | * | |
269 | * printf("%s(%d): %s\n", filename, linenumber, message); | |
270 | */ | |
271 | if (wordc >= 2){ | |
272 | if ( (lastchar(wordv[1]) == ':') | |
273 | && (next_lastchar(wordv[1]) == ')') | |
274 | ) { | |
275 | clob_last(wordv[1], '\0'); /* colon */ | |
276 | if (persperdexplode(wordv[1], &line, &file)){ | |
277 | nwordv = wordvsplice(1, wordc, wordv+1); | |
278 | nwordv[0] = file; /* file name */ | |
279 | nwordv[1] = line; /* line number */ | |
280 | wordc += 1; | |
281 | wordv = nwordv - 1; | |
282 | language = INLINT; | |
283 | return(C_TRUE); | |
284 | } | |
285 | wordv[1][strlen(wordv[1])] = ':'; | |
286 | } | |
287 | } | |
288 | return (C_UNKNOWN); | |
289 | } | |
290 | ||
291 | Errorclass lint1() | |
292 | { | |
293 | char *line1, *line2; | |
294 | char *file1, *file2; | |
295 | char **nwordv1, **nwordv2; | |
296 | ||
297 | /* | |
298 | * Now, attempt a match for the various errors that lint | |
299 | * can complain about. | |
300 | * | |
301 | * Look first for type 1 lint errors | |
302 | */ | |
303 | if (strcmp(wordv[wordc-1], "::") == 0){ | |
304 | /* | |
305 | * %.7s, arg. %d used inconsistently %s(%d) :: %s(%d) | |
306 | * %.7s value used inconsistently %s(%d) :: %s(%d) | |
307 | * %.7s multiply declared %s(%d) :: %s(%d) | |
308 | * %.7s value declared inconsistently %s(%d) :: %s(%d) | |
309 | * %.7s function value type must be declared before use %s(%d) :: %s(%d) | |
310 | */ | |
311 | language = INLINT; | |
312 | if ( (persperdexplode(wordv[wordc], &line2, &file2)) | |
313 | && (persperdexplode(wordv[wordc-2], &line1, &file1)) ){ | |
314 | nwordv1 = wordvsplice(2, wordc, wordv+1); | |
315 | nwordv2 = wordvsplice(2, wordc, wordv+1); | |
316 | nwordv1[0] = file1; nwordv1[1] = line1; | |
317 | erroradd(wordc+2, nwordv1, C_TRUE, C_DUPL); /* takes 0 based*/ | |
318 | nwordv2[0] = file2; nwordv2[1] = line2; | |
319 | wordc = wordc + 2; | |
320 | wordv = nwordv2 - 1; /* 1 based */ | |
321 | return(C_TRUE); | |
322 | } | |
323 | } | |
324 | return(C_UNKNOWN); | |
325 | } /* end of lint 1*/ | |
326 | ||
327 | Errorclass lint2() | |
328 | { | |
329 | char *file; | |
330 | char *line; | |
331 | char **nwordv; | |
332 | /* | |
333 | * Look for type 2 lint errors | |
334 | * | |
335 | * %.7s used( %s(%d) ), but not defined | |
336 | * %.7s defined( %s(%d) ), but never used | |
337 | * %.7s declared( %s(%d) ), but never used or defined | |
338 | * | |
339 | * bufp defined( "./metric.h"(10) ), but never used | |
340 | */ | |
341 | if ( (lastchar(wordv[2]) == '(' /* ')' */ ) | |
342 | && (strcmp(wordv[4], "),") == 0) ){ | |
343 | language = INLINT; | |
344 | if (persperdexplode(wordv[3], &line, &file)){ | |
345 | nwordv = wordvsplice(2, wordc, wordv+1); | |
346 | nwordv[0] = file; nwordv[1] = line; | |
347 | wordc = wordc + 2; | |
348 | wordv = nwordv - 1; /* 1 based */ | |
349 | return(C_TRUE); | |
350 | } | |
351 | } | |
352 | return(C_UNKNOWN); | |
353 | } /* end of lint 2*/ | |
354 | ||
355 | char *Lint31[4] = {"returns", "value", "which", "is"}; | |
356 | char *Lint32[6] = {"value", "is", "used,", "but", "none", "returned"}; | |
357 | Errorclass lint3() | |
358 | { | |
359 | if ( (wordvcmp(wordv+2, 4, Lint31) == 0) | |
360 | || (wordvcmp(wordv+2, 6, Lint32) == 0) ){ | |
361 | language = INLINT; | |
362 | return(C_NONSPEC); | |
363 | } | |
364 | return(C_UNKNOWN); | |
365 | } | |
366 | ||
367 | /* | |
368 | * Special word vectors for use by F77 recognition | |
369 | */ | |
370 | char *F77_fatal[3] = {"Compiler", "error", "line"}; | |
371 | char *F77_error[3] = {"Error", "on", "line"}; | |
372 | char *F77_warning[3] = {"Warning", "on", "line"}; | |
373 | f77() | |
374 | { | |
375 | char **nwordv; | |
376 | /* | |
377 | * look for f77 errors: | |
378 | * Error messages from /usr/src/cmd/f77/error.c, with | |
379 | * these printf formats: | |
380 | * | |
381 | * Compiler error line %d of %s: %s | |
382 | * Error on line %d of %s: %s | |
383 | * Warning on line %d of %s: %s | |
384 | */ | |
385 | if (wordc < 6) | |
386 | return(C_UNKNOWN); | |
387 | if ( (lastchar(wordv[6]) == ':') | |
388 | &&( | |
389 | (wordvcmp(wordv+1, 3, F77_fatal) == 0) | |
390 | || (wordvcmp(wordv+1, 3, F77_error) == 0) | |
391 | || (wordvcmp(wordv+1, 3, F77_warning) == 0) ) | |
392 | ){ | |
393 | language = INF77; | |
394 | nwordv = wordvsplice(2, wordc, wordv+1); | |
395 | nwordv[0] = wordv[6]; | |
396 | clob_last(nwordv[0],'\0'); | |
397 | nwordv[1] = wordv[4]; | |
398 | wordc += 2; | |
399 | wordv = nwordv - 1; /* 1 based */ | |
400 | return(C_TRUE); | |
401 | } | |
402 | return(C_UNKNOWN); | |
403 | } /* end of f77 */ | |
404 | ||
405 | char *Make_Croak[3] = {"***", "Error", "code"}; | |
406 | char *Make_NotRemade[5] = {"not", "remade", "because", "of", "errors"}; | |
407 | Errorclass make() | |
408 | { | |
409 | if (wordvcmp(wordv+1, 3, Make_Croak) == 0){ | |
410 | language = INMAKE; | |
411 | return(C_SYNC); | |
412 | } | |
413 | if (wordvcmp(wordv+2, 5, Make_NotRemade) == 0){ | |
414 | language = INMAKE; | |
415 | return(C_SYNC); | |
416 | } | |
417 | return(C_UNKNOWN); | |
418 | } | |
419 | Errorclass ri() | |
420 | { | |
421 | char **nwordv; | |
422 | /* | |
423 | * Match an error message produced by ri; here is the | |
424 | * procedure yanked from the distributed version of ri | |
425 | * April 24, 1980. | |
426 | * | |
427 | * serror(str, x1, x2, x3) | |
428 | * char str[]; | |
429 | * char *x1, *x2, *x3; | |
430 | * { | |
431 | * extern int yylineno; | |
432 | * | |
433 | * putc('"', stdout); | |
434 | * fputs(srcfile, stdout); | |
435 | * putc('"', stdout); | |
436 | * fprintf(stdout, " %d: ", yylineno); | |
437 | * fprintf(stdout, str, x1, x2, x3); | |
438 | * fprintf(stdout, "\n"); | |
439 | * synerrs++; | |
440 | * } | |
441 | */ | |
442 | if ( (firstchar(wordv[1]) == '"') | |
443 | &&(lastchar(wordv[1]) == '"') | |
444 | &&(lastchar(wordv[2]) == ':') | |
445 | &&(isdigit(firstchar(wordv[2]))) ){ | |
446 | clob_last(wordv[1], '\0'); /* drop the last " */ | |
447 | wordv[1]++; /* skip over the first " */ | |
448 | clob_last(wordv[2], '\0'); | |
449 | language = INRI; | |
450 | return(C_TRUE); | |
451 | } | |
452 | return(C_UNKNOWN); | |
453 | } | |
454 | ||
455 | Errorclass catchall() | |
456 | { | |
457 | /* | |
458 | * Catches random things. | |
459 | */ | |
460 | language = INUNKNOWN; | |
461 | return(C_NONSPEC); | |
462 | } /* end of catch all*/ |