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1.1 root 1: /*
2: * Copyright (c) 1980 Regents of the University of California.
3: * All rights reserved. The Berkeley software License Agreement
4: * specifies the terms and conditions for redistribution.
5: */
6:
7: #ifndef lint
8: char copyright[] =
9: "@(#) Copyright (c) 1980 Regents of the University of California.\n\
10: All rights reserved.\n";
11: #endif not lint
12:
13: static char *sccsid = "@(#)errormain.c 5.1 (Berkeley) 5/31/85";
14: #include <stdio.h>
15: #include <ctype.h>
16: #include <signal.h>
17: #include "error.h"
18:
19: int nerrors = 0;
20: Eptr er_head;
21: Eptr *errors;
22:
23: int nfiles = 0;
24: Eptr **files; /* array of pointers into errors*/
25: int language = INCC;
26:
27: char *currentfilename = "????";
28: char *processname;
29: char im_on[] = "/dev/tty"; /* my tty name */
30:
31: boolean query = FALSE; /* query the operator if touch files */
32: boolean notouch = FALSE; /* don't touch ANY files */
33: boolean piflag = FALSE; /* this is not pi */
34: boolean terse = FALSE; /* Terse output */
35:
36: char *suffixlist = ".*"; /* initially, can touch any file */
37:
38: int errorsort();
39: int onintr();
40: /*
41: * error [-I ignorename] [-n] [-q] [-t suffixlist] [-s] [-v] [infile]
42: *
43: * -T: terse output
44: *
45: * -I: the following name, `ignorename' contains a list of
46: * function names that are not to be treated as hard errors.
47: * Default: ~/.errorsrc
48: *
49: * -n: don't touch ANY files!
50: *
51: * -q: The user is to be queried before touching each
52: * file; if not specified, all files with hard, non
53: * ignorable errors are touched (assuming they can be).
54: *
55: * -t: touch only files ending with the list of suffices, each
56: * suffix preceded by a dot.
57: * eg, -t .c.y.l
58: * will touch only files ending with .c, .y or .l
59: *
60: * -s: print a summary of the error's categories.
61: *
62: * -v: after touching all files, overlay vi(1), ex(1) or ed(1)
63: * on top of error, entered in the first file with
64: * an error in it, with the appropriate editor
65: * set up to use the "next" command to get the other
66: * files containing errors.
67: *
68: * -p: (obsolete: for older versions of pi without bug
69: * fix regarding printing out the name of the main file
70: * with an error in it)
71: * Take the following argument and use it as the name of
72: * the pascal source file, suffix .p
73: *
74: * -E: show the errors in sorted order; intended for
75: * debugging.
76: *
77: * -S: show the errors in unsorted order
78: * (as they come from the error file)
79: *
80: * infile: The error messages come from this file.
81: * Default: stdin
82: */
83: main(argc, argv)
84: int argc;
85: char *argv[];
86: {
87: char *cp;
88: char *ignorename = 0;
89: int ed_argc;
90: char **ed_argv; /*return from touchfiles*/
91: boolean show_errors = FALSE;
92: boolean Show_Errors = FALSE;
93: boolean pr_summary = FALSE;
94: boolean edit_files = FALSE;
95:
96: processname = argv[0];
97:
98: errorfile = stdin;
99: if (argc > 1) for(; (argc > 1) && (argv[1][0] == '-'); argc--, argv++){
100: for (cp = argv[1] + 1; *cp; cp++) switch(*cp){
101: default:
102: fprintf(stderr, "%s: -%c: Unknown flag\n",
103: processname, *cp);
104: break;
105:
106: case 'n': notouch = TRUE; break;
107: case 'q': query = TRUE; break;
108: case 'S': Show_Errors = TRUE; break;
109: case 's': pr_summary = TRUE; break;
110: case 'v': edit_files = TRUE; break;
111: case 'T': terse = TRUE; break;
112: case 't':
113: *cp-- = 0; argv++; argc--;
114: if (argc > 1){
115: suffixlist = argv[1];
116: }
117: break;
118: case 'I': /*ignore file name*/
119: *cp-- = 0; argv++; argc--;
120: if (argc > 1)
121: ignorename = argv[1];
122: break;
123: }
124: }
125: if (notouch)
126: suffixlist = 0;
127: if (argc > 1){
128: if (argc > 3){
129: fprintf(stderr, "%s: Only takes 0 or 1 arguments\n",
130: processname);
131: exit(3);
132: }
133: if ( (errorfile = fopen(argv[1], "r")) == NULL){
134: fprintf(stderr, "%s: %s: No such file or directory for reading errors.\n",
135: processname, argv[1]);
136: exit(4);
137: }
138: }
139: if ( (queryfile = fopen(im_on, "r")) == NULL){
140: if (query){
141: fprintf(stderr,
142: "%s: Can't open \"%s\" to query the user.\n",
143: processname, im_on);
144: exit(9);
145: }
146: }
147: if (signal(SIGINT, onintr) == SIG_IGN)
148: signal(SIGINT, SIG_IGN);
149: if (signal(SIGTERM, onintr) == SIG_IGN)
150: signal(SIGTERM, SIG_IGN);
151: getignored(ignorename);
152: eaterrors(&nerrors, &errors);
153: if (Show_Errors)
154: printerrors(TRUE, nerrors, errors);
155: qsort(errors, nerrors, sizeof(Eptr), errorsort);
156: if (show_errors)
157: printerrors(FALSE, nerrors, errors);
158: findfiles(nerrors, errors, &nfiles, &files);
159: #define P(msg, arg) fprintf(stdout, msg, arg)
160: if (pr_summary){
161: if (nunknown)
162: P("%d Errors are unclassifiable.\n", nunknown);
163: if (nignore)
164: P("%d Errors are classifiable, but totally discarded.\n",nignore);
165: if (nsyncerrors)
166: P("%d Errors are synchronization errors.\n", nsyncerrors);
167: if (nignore)
168: P("%d Errors are discarded because they refer to sacrosinct files.\n", ndiscard);
169: if (nnulled)
170: P("%d Errors are nulled because they refer to specific functions.\n", nnulled);
171: if (nnonspec)
172: P("%d Errors are not specific to any file.\n", nnonspec);
173: if (nthisfile)
174: P("%d Errors are specific to a given file, but not to a line.\n", nthisfile);
175: if (ntrue)
176: P("%d Errors are true errors, and can be inserted into the files.\n", ntrue);
177: }
178: filenames(nfiles, files);
179: fflush(stdout);
180: if (touchfiles(nfiles, files, &ed_argc, &ed_argv) && edit_files)
181: forkvi(ed_argc, ed_argv);
182: }
183:
184: forkvi(argc, argv)
185: int argc;
186: char **argv;
187: {
188: if (query){
189: switch(inquire(terse
190: ? "Edit? "
191: : "Do you still want to edit the files you touched? ")){
192: case Q_NO:
193: case Q_no:
194: return;
195: default:
196: break;
197: }
198: }
199: /*
200: * ed_agument's first argument is
201: * a vi/ex compatabile search argument
202: * to find the first occurance of ###
203: */
204: try("vi", argc, argv);
205: try("ex", argc, argv);
206: try("ed", argc-1, argv+1);
207: fprintf(stdout, "Can't find any editors.\n");
208: }
209:
210: try(name, argc, argv)
211: char *name;
212: int argc;
213: char **argv;
214: {
215: argv[0] = name;
216: wordvprint(stdout, argc, argv);
217: fprintf(stdout, "\n");
218: fflush(stderr);
219: fflush(stdout);
220: sleep(2);
221: if (freopen(im_on, "r", stdin) == NULL)
222: return;
223: if (freopen(im_on, "w", stdout) == NULL)
224: return;
225: execvp(name, argv);
226: }
227:
228: int errorsort(epp1, epp2)
229: Eptr *epp1, *epp2;
230: {
231: reg Eptr ep1, ep2;
232: int order;
233: /*
234: * Sort by:
235: * 1) synchronization, non specific, discarded errors first;
236: * 2) nulled and true errors last
237: * a) grouped by similar file names
238: * 1) grouped in ascending line number
239: */
240: ep1 = *epp1; ep2 = *epp2;
241: if (ep1 == 0 || ep2 == 0)
242: return(0);
243: if ( (NOTSORTABLE(ep1->error_e_class)) ^ (NOTSORTABLE(ep2->error_e_class))){
244: return(NOTSORTABLE(ep1->error_e_class) ? -1 : 1);
245: }
246: if (NOTSORTABLE(ep1->error_e_class)) /* then both are */
247: return(ep1->error_no - ep2->error_no);
248: order = strcmp(ep1->error_text[0], ep2->error_text[0]);
249: if (order == 0){
250: return(ep1->error_line - ep2->error_line);
251: }
252: return(order);
253: }
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