Annotation of src/usr.bin/error/main.c, Revision 1.7
1.7 ! mpech 1: /* $OpenBSD: main.c,v 1.6 2001/07/12 05:17:02 deraadt Exp $ */
1.1 deraadt 2: /* $NetBSD: main.c,v 1.3 1995/09/02 06:15:37 jtc Exp $ */
3:
4: /*
5: * Copyright (c) 1980, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
38: static char copyright[] =
39: "@(#) Copyright (c) 1980, 1993\n\
40: The Regents of the University of California. All rights reserved.\n";
41: #endif /* not lint */
42:
43: #ifndef lint
44: #if 0
45: static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/6/93";
46: #endif
1.7 ! mpech 47: static char rcsid[] = "$OpenBSD: main.c,v 1.6 2001/07/12 05:17:02 deraadt Exp $";
1.1 deraadt 48: #endif /* not lint */
49:
50: #include <signal.h>
51: #include <unistd.h>
52: #include <stdio.h>
53: #include <ctype.h>
54: #include <stdlib.h>
55: #include <string.h>
1.6 deraadt 56: #include <err.h>
1.1 deraadt 57: #include "error.h"
58: #include "pathnames.h"
59:
60: int nerrors = 0;
61: Eptr er_head;
62: Eptr *errors;
63:
64: int nfiles = 0;
65: Eptr **files; /* array of pointers into errors*/
66: int language = INCC;
67:
68: char *currentfilename = "????";
69: char im_on[] = _PATH_TTY; /* my tty name */
70:
71: boolean query = FALSE; /* query the operator if touch files */
72: boolean notouch = FALSE; /* don't touch ANY files */
73: boolean piflag = FALSE; /* this is not pi */
74: boolean terse = FALSE; /* Terse output */
75:
76: char *suffixlist = ".*"; /* initially, can touch any file */
77:
78: int errorsort();
79: void onintr();
1.5 aaron 80: void usage();
81:
1.1 deraadt 82: /*
83: * error [-I ignorename] [-n] [-q] [-t suffixlist] [-s] [-v] [infile]
84: *
85: * -T: terse output
86: *
87: * -I: the following name, `ignorename' contains a list of
88: * function names that are not to be treated as hard errors.
89: * Default: ~/.errorsrc
90: *
91: * -n: don't touch ANY files!
92: *
93: * -q: The user is to be queried before touching each
94: * file; if not specified, all files with hard, non
95: * ignorable errors are touched (assuming they can be).
96: *
97: * -t: touch only files ending with the list of suffices, each
98: * suffix preceded by a dot.
99: * eg, -t .c.y.l
100: * will touch only files ending with .c, .y or .l
101: *
102: * -s: print a summary of the error's categories.
103: *
104: * -v: after touching all files, overlay vi(1), ex(1) or ed(1)
105: * on top of error, entered in the first file with
106: * an error in it, with the appropriate editor
107: * set up to use the "next" command to get the other
108: * files containing errors.
109: *
110: * -p: (obsolete: for older versions of pi without bug
111: * fix regarding printing out the name of the main file
112: * with an error in it)
113: * Take the following argument and use it as the name of
114: * the pascal source file, suffix .p
115: *
116: * -S: show the errors in unsorted order
117: * (as they come from the error file)
118: *
119: * infile: The error messages come from this file.
120: * Default: stdin
121: */
1.5 aaron 122: int
1.1 deraadt 123: main(argc, argv)
1.5 aaron 124: int argc;
125: char *argv[];
1.1 deraadt 126: {
1.5 aaron 127: char *ignorename = 0;
128: char **ed_argv; /* return from touchfiles */
129: int ch, ed_argc;
1.1 deraadt 130: boolean show_errors = FALSE;
131: boolean Show_Errors = FALSE;
132: boolean pr_summary = FALSE;
133: boolean edit_files = FALSE;
134:
135: errorfile = stdin;
1.5 aaron 136: while ((ch = getopt(argc, argv, "STnqsvI:t:")) != -1)
137: switch (ch) {
138: case 'S':
139: Show_Errors = TRUE;
140: break;
141: case 'T':
142: terse = TRUE;
143: break;
144: case 'n':
145: notouch = TRUE;
146: break;
147: case 'q':
148: query = TRUE;
149: break;
150: case 's':
151: pr_summary = TRUE;
152: break;
153: case 'v':
154: edit_files = TRUE;
155: break;
156: case 'I':
157: ignorename = optarg;
1.1 deraadt 158: break;
159: case 't':
1.5 aaron 160: suffixlist = optarg;
1.1 deraadt 161: break;
1.5 aaron 162: default:
163: usage();
1.1 deraadt 164: }
1.5 aaron 165:
166: argc -= optind;
167: argv += optind;
168:
1.1 deraadt 169: if (notouch)
1.5 aaron 170: suffixlist = NULL;
171:
172: if (argc > 1) {
1.3 mickey 173: if (argc > 3)
1.7 ! mpech 174: errx(3, "Only takes 0 or 1 arguments.");
1.5 aaron 175: if ((errorfile = fopen(argv[1], "r")) == NULL)
1.4 millert 176: err(4, "%s", argv[1]);
1.1 deraadt 177: }
1.5 aaron 178:
179: if ((queryfile = fopen(im_on, "r")) == NULL) {
180: if (query) {
1.3 mickey 181: errx(9, "Can't open \"%s\" to query the user.", im_on);
1.1 deraadt 182: exit(9);
183: }
184: }
1.5 aaron 185:
1.1 deraadt 186: if (signal(SIGINT, onintr) == SIG_IGN)
187: signal(SIGINT, SIG_IGN);
188: if (signal(SIGTERM, onintr) == SIG_IGN)
189: signal(SIGTERM, SIG_IGN);
1.5 aaron 190:
1.1 deraadt 191: getignored(ignorename);
192: eaterrors(&nerrors, &errors);
1.5 aaron 193:
1.1 deraadt 194: if (Show_Errors)
195: printerrors(TRUE, nerrors, errors);
1.5 aaron 196:
1.1 deraadt 197: qsort(errors, nerrors, sizeof(Eptr), errorsort);
1.5 aaron 198:
1.1 deraadt 199: if (show_errors)
200: printerrors(FALSE, nerrors, errors);
1.5 aaron 201:
1.1 deraadt 202: findfiles(nerrors, errors, &nfiles, &files);
1.5 aaron 203:
1.1 deraadt 204: #define P(msg, arg) fprintf(stdout, msg, arg)
1.5 aaron 205:
206: if (pr_summary) {
207: if (nunknown)
208: P("%d Errors are unclassifiable.\n", nunknown);
209: if (nignore)
210: P("%d Errors are classifiable, but totally discarded.\n",nignore);
211: if (nsyncerrors)
212: P("%d Errors are synchronization errors.\n", nsyncerrors);
213: if (nignore)
214: P("%d Errors are discarded because they refer to sacrosinct files.\n", ndiscard);
215: if (nnulled)
216: P("%d Errors are nulled because they refer to specific functions.\n", nnulled);
217: if (nnonspec)
218: P("%d Errors are not specific to any file.\n", nnonspec);
219: if (nthisfile)
220: P("%d Errors are specific to a given file, but not to a line.\n", nthisfile);
221: if (ntrue)
222: P("%d Errors are true errors, and can be inserted into the files.\n", ntrue);
1.1 deraadt 223: }
1.5 aaron 224:
1.1 deraadt 225: filenames(nfiles, files);
226: fflush(stdout);
1.5 aaron 227:
1.1 deraadt 228: if (touchfiles(nfiles, files, &ed_argc, &ed_argv) && edit_files)
229: forkvi(ed_argc, ed_argv);
1.6 deraadt 230: exit(0);
1.1 deraadt 231: }
232:
1.6 deraadt 233: void
1.1 deraadt 234: forkvi(argc, argv)
235: int argc;
236: char **argv;
237: {
1.5 aaron 238: if (query) {
239: switch (inquire(terse ? "Edit? " :
240: "Do you still want to edit the files you touched? ")) {
1.1 deraadt 241: case Q_NO:
242: case Q_no:
243: return;
244: default:
245: break;
246: }
247: }
1.5 aaron 248:
1.1 deraadt 249: /*
250: * ed_agument's first argument is
251: * a vi/ex compatabile search argument
252: * to find the first occurance of ###
253: */
254: try("vi", argc, argv);
255: try("ex", argc, argv);
1.5 aaron 256: try("ed", argc - 1, argv + 1);
1.1 deraadt 257: fprintf(stdout, "Can't find any editors.\n");
258: }
259:
1.6 deraadt 260: void
1.1 deraadt 261: try(name, argc, argv)
1.5 aaron 262: char *name;
263: int argc;
264: char **argv;
1.1 deraadt 265: {
266: argv[0] = name;
267: wordvprint(stdout, argc, argv);
268: fprintf(stdout, "\n");
269: fflush(stderr);
270: fflush(stdout);
271: sleep(2);
1.5 aaron 272:
1.1 deraadt 273: if (freopen(im_on, "r", stdin) == NULL)
274: return;
275: if (freopen(im_on, "w", stdout) == NULL)
276: return;
1.5 aaron 277:
1.1 deraadt 278: execvp(name, argv);
279: }
280:
281: int errorsort(epp1, epp2)
1.5 aaron 282: Eptr *epp1, *epp2;
1.1 deraadt 283: {
1.5 aaron 284: reg Eptr ep1, ep2;
285: int order;
286:
1.1 deraadt 287: /*
288: * Sort by:
1.5 aaron 289: * 1) synchronization, non specific, discarded errors first;
290: * 2) nulled and true errors last
291: * a) grouped by similar file names
292: * b) grouped in ascending line number
1.1 deraadt 293: */
294: ep1 = *epp1; ep2 = *epp2;
295: if (ep1 == 0 || ep2 == 0)
1.5 aaron 296: return (0);
297:
298: if ((NOTSORTABLE(ep1->error_e_class)) ^
299: (NOTSORTABLE(ep2->error_e_class))) {
300: return (NOTSORTABLE(ep1->error_e_class) ? -1 : 1);
1.1 deraadt 301: }
1.5 aaron 302:
1.1 deraadt 303: if (NOTSORTABLE(ep1->error_e_class)) /* then both are */
1.5 aaron 304: return (ep1->error_no - ep2->error_no);
305:
1.1 deraadt 306: order = strcmp(ep1->error_text[0], ep2->error_text[0]);
1.5 aaron 307: if (order == 0)
308: return (ep1->error_line - ep2->error_line);
309:
310: return (order);
311: }
312:
313: void
314: usage()
315: {
316: extern char *__progname;
317:
318: (void)fprintf(stderr,
319: "usage: %s [-STnsqv] [-I ignorefile] [-t suffixlist] [name]\n",
320: __progname);
321: exit(1);
1.1 deraadt 322: }
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