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1.1 root 1: /*
2: * Copyright (c) 1980 Regents of the University of California.
3: * All rights reserved.
4: *
5: * Redistribution and use in source and binary forms are permitted
6: * provided that: (1) source distributions retain this entire copyright
7: * notice and comment, and (2) distributions including binaries display
8: * the following acknowledgement: ``This product includes software
9: * developed by the University of California, Berkeley and its contributors''
10: * in the documentation or other materials provided with the distribution
11: * and in all advertising materials mentioning features or use of this
12: * software. Neither the name of the University nor the names of its
13: * contributors may be used to endorse or promote products derived
14: * from this software without specific prior written permission.
15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
16: * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
17: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
18: */
19:
20: #ifndef lint
21: char copyright[] =
22: "@(#) Copyright (c) 1980 Regents of the University of California.\n\
23: All rights reserved.\n";
24: #endif /* not lint */
25:
26: #ifndef lint
27: static char sccsid[] = "@(#)errormain.c 5.5 (Berkeley) 6/1/90";
28: #endif /* not lint */
29:
30: #include <stdio.h>
31: #include <ctype.h>
32: #include <signal.h>
33: #include "error.h"
34: #include "pathnames.h"
35:
36: int nerrors = 0;
37: Eptr er_head;
38: Eptr *errors;
39:
40: int nfiles = 0;
41: Eptr **files; /* array of pointers into errors*/
42: int language = INCC;
43:
44: char *currentfilename = "????";
45: char *processname;
46: char im_on[] = _PATH_TTY; /* my tty name */
47:
48: boolean query = FALSE; /* query the operator if touch files */
49: boolean notouch = FALSE; /* don't touch ANY files */
50: boolean piflag = FALSE; /* this is not pi */
51: boolean terse = FALSE; /* Terse output */
52:
53: char *suffixlist = ".*"; /* initially, can touch any file */
54:
55: int errorsort();
56: int onintr();
57: /*
58: * error [-I ignorename] [-n] [-q] [-t suffixlist] [-s] [-v] [infile]
59: *
60: * -T: terse output
61: *
62: * -I: the following name, `ignorename' contains a list of
63: * function names that are not to be treated as hard errors.
64: * Default: ~/.errorsrc
65: *
66: * -n: don't touch ANY files!
67: *
68: * -q: The user is to be queried before touching each
69: * file; if not specified, all files with hard, non
70: * ignorable errors are touched (assuming they can be).
71: *
72: * -t: touch only files ending with the list of suffices, each
73: * suffix preceded by a dot.
74: * eg, -t .c.y.l
75: * will touch only files ending with .c, .y or .l
76: *
77: * -s: print a summary of the error's categories.
78: *
79: * -v: after touching all files, overlay vi(1), ex(1) or ed(1)
80: * on top of error, entered in the first file with
81: * an error in it, with the appropriate editor
82: * set up to use the "next" command to get the other
83: * files containing errors.
84: *
85: * -p: (obsolete: for older versions of pi without bug
86: * fix regarding printing out the name of the main file
87: * with an error in it)
88: * Take the following argument and use it as the name of
89: * the pascal source file, suffix .p
90: *
91: * -E: show the errors in sorted order; intended for
92: * debugging.
93: *
94: * -S: show the errors in unsorted order
95: * (as they come from the error file)
96: *
97: * infile: The error messages come from this file.
98: * Default: stdin
99: */
100: main(argc, argv)
101: int argc;
102: char *argv[];
103: {
104: char *cp;
105: char *ignorename = 0;
106: int ed_argc;
107: char **ed_argv; /*return from touchfiles*/
108: boolean show_errors = FALSE;
109: boolean Show_Errors = FALSE;
110: boolean pr_summary = FALSE;
111: boolean edit_files = FALSE;
112:
113: processname = argv[0];
114:
115: errorfile = stdin;
116: if (argc > 1) for(; (argc > 1) && (argv[1][0] == '-'); argc--, argv++){
117: for (cp = argv[1] + 1; *cp; cp++) switch(*cp){
118: default:
119: fprintf(stderr, "%s: -%c: Unknown flag\n",
120: processname, *cp);
121: break;
122:
123: case 'n': notouch = TRUE; break;
124: case 'q': query = TRUE; break;
125: case 'S': Show_Errors = TRUE; break;
126: case 's': pr_summary = TRUE; break;
127: case 'v': edit_files = TRUE; break;
128: case 'T': terse = TRUE; break;
129: case 't':
130: *cp-- = 0; argv++; argc--;
131: if (argc > 1){
132: suffixlist = argv[1];
133: }
134: break;
135: case 'I': /*ignore file name*/
136: *cp-- = 0; argv++; argc--;
137: if (argc > 1)
138: ignorename = argv[1];
139: break;
140: }
141: }
142: if (notouch)
143: suffixlist = 0;
144: if (argc > 1){
145: if (argc > 3){
146: fprintf(stderr, "%s: Only takes 0 or 1 arguments\n",
147: processname);
148: exit(3);
149: }
150: if ( (errorfile = fopen(argv[1], "r")) == NULL){
151: fprintf(stderr, "%s: %s: No such file or directory for reading errors.\n",
152: processname, argv[1]);
153: exit(4);
154: }
155: }
156: if ( (queryfile = fopen(im_on, "r")) == NULL){
157: if (query){
158: fprintf(stderr,
159: "%s: Can't open \"%s\" to query the user.\n",
160: processname, im_on);
161: exit(9);
162: }
163: }
164: if (signal(SIGINT, onintr) == SIG_IGN)
165: signal(SIGINT, SIG_IGN);
166: if (signal(SIGTERM, onintr) == SIG_IGN)
167: signal(SIGTERM, SIG_IGN);
168: getignored(ignorename);
169: eaterrors(&nerrors, &errors);
170: if (Show_Errors)
171: printerrors(TRUE, nerrors, errors);
172: qsort(errors, nerrors, sizeof(Eptr), errorsort);
173: if (show_errors)
174: printerrors(FALSE, nerrors, errors);
175: findfiles(nerrors, errors, &nfiles, &files);
176: #define P(msg, arg) fprintf(stdout, msg, arg)
177: if (pr_summary){
178: if (nunknown)
179: P("%d Errors are unclassifiable.\n", nunknown);
180: if (nignore)
181: P("%d Errors are classifiable, but totally discarded.\n",nignore);
182: if (nsyncerrors)
183: P("%d Errors are synchronization errors.\n", nsyncerrors);
184: if (nignore)
185: P("%d Errors are discarded because they refer to sacrosinct files.\n", ndiscard);
186: if (nnulled)
187: P("%d Errors are nulled because they refer to specific functions.\n", nnulled);
188: if (nnonspec)
189: P("%d Errors are not specific to any file.\n", nnonspec);
190: if (nthisfile)
191: P("%d Errors are specific to a given file, but not to a line.\n", nthisfile);
192: if (ntrue)
193: P("%d Errors are true errors, and can be inserted into the files.\n", ntrue);
194: }
195: filenames(nfiles, files);
196: fflush(stdout);
197: if (touchfiles(nfiles, files, &ed_argc, &ed_argv) && edit_files)
198: forkvi(ed_argc, ed_argv);
199: }
200:
201: forkvi(argc, argv)
202: int argc;
203: char **argv;
204: {
205: if (query){
206: switch(inquire(terse
207: ? "Edit? "
208: : "Do you still want to edit the files you touched? ")){
209: case Q_NO:
210: case Q_no:
211: return;
212: default:
213: break;
214: }
215: }
216: /*
217: * ed_agument's first argument is
218: * a vi/ex compatabile search argument
219: * to find the first occurance of ###
220: */
221: try("vi", argc, argv);
222: try("ex", argc, argv);
223: try("ed", argc-1, argv+1);
224: fprintf(stdout, "Can't find any editors.\n");
225: }
226:
227: try(name, argc, argv)
228: char *name;
229: int argc;
230: char **argv;
231: {
232: argv[0] = name;
233: wordvprint(stdout, argc, argv);
234: fprintf(stdout, "\n");
235: fflush(stderr);
236: fflush(stdout);
237: sleep(2);
238: if (freopen(im_on, "r", stdin) == NULL)
239: return;
240: if (freopen(im_on, "w", stdout) == NULL)
241: return;
242: execvp(name, argv);
243: }
244:
245: int errorsort(epp1, epp2)
246: Eptr *epp1, *epp2;
247: {
248: reg Eptr ep1, ep2;
249: int order;
250: /*
251: * Sort by:
252: * 1) synchronization, non specific, discarded errors first;
253: * 2) nulled and true errors last
254: * a) grouped by similar file names
255: * 1) grouped in ascending line number
256: */
257: ep1 = *epp1; ep2 = *epp2;
258: if (ep1 == 0 || ep2 == 0)
259: return(0);
260: if ( (NOTSORTABLE(ep1->error_e_class)) ^ (NOTSORTABLE(ep2->error_e_class))){
261: return(NOTSORTABLE(ep1->error_e_class) ? -1 : 1);
262: }
263: if (NOTSORTABLE(ep1->error_e_class)) /* then both are */
264: return(ep1->error_no - ep2->error_no);
265: order = strcmp(ep1->error_text[0], ep2->error_text[0]);
266: if (order == 0){
267: return(ep1->error_line - ep2->error_line);
268: }
269: return(order);
270: }
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