| 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 the above copyright notice and this paragraph are |
| 7 | * duplicated in all such forms and that any documentation, |
| 8 | * advertising materials, and other materials related to such |
| 9 | * distribution and use acknowledge that the software was developed |
| 10 | * by the University of California, Berkeley. The name of the |
| 11 | * University may not be used to endorse or promote products derived |
| 12 | * from this software without specific prior written permission. |
| 13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 16 | */ |
| 17 | |
| 18 | #ifndef lint |
| 19 | char copyright[] = |
| 20 | "@(#) Copyright (c) 1980 Regents of the University of California.\n\ |
| 21 | All rights reserved.\n"; |
| 22 | #endif /* not lint */ |
| 23 | |
| 24 | #ifndef lint |
| 25 | static char sccsid[] = "@(#)main.c 5.3 (Berkeley) %G%"; |
| 26 | #endif /* not lint */ |
| 27 | |
| 28 | #include <stdio.h> |
| 29 | #include <ctype.h> |
| 30 | #include <signal.h> |
| 31 | #include "error.h" |
| 32 | |
| 33 | int nerrors = 0; |
| 34 | Eptr er_head; |
| 35 | Eptr *errors; |
| 36 | |
| 37 | int nfiles = 0; |
| 38 | Eptr **files; /* array of pointers into errors*/ |
| 39 | int language = INCC; |
| 40 | |
| 41 | char *currentfilename = "????"; |
| 42 | char *processname; |
| 43 | char im_on[] = "/dev/tty"; /* my tty name */ |
| 44 | |
| 45 | boolean query = FALSE; /* query the operator if touch files */ |
| 46 | boolean notouch = FALSE; /* don't touch ANY files */ |
| 47 | boolean piflag = FALSE; /* this is not pi */ |
| 48 | boolean terse = FALSE; /* Terse output */ |
| 49 | |
| 50 | char *suffixlist = ".*"; /* initially, can touch any file */ |
| 51 | |
| 52 | int errorsort(); |
| 53 | int onintr(); |
| 54 | /* |
| 55 | * error [-I ignorename] [-n] [-q] [-t suffixlist] [-s] [-v] [infile] |
| 56 | * |
| 57 | * -T: terse output |
| 58 | * |
| 59 | * -I: the following name, `ignorename' contains a list of |
| 60 | * function names that are not to be treated as hard errors. |
| 61 | * Default: ~/.errorsrc |
| 62 | * |
| 63 | * -n: don't touch ANY files! |
| 64 | * |
| 65 | * -q: The user is to be queried before touching each |
| 66 | * file; if not specified, all files with hard, non |
| 67 | * ignorable errors are touched (assuming they can be). |
| 68 | * |
| 69 | * -t: touch only files ending with the list of suffices, each |
| 70 | * suffix preceded by a dot. |
| 71 | * eg, -t .c.y.l |
| 72 | * will touch only files ending with .c, .y or .l |
| 73 | * |
| 74 | * -s: print a summary of the error's categories. |
| 75 | * |
| 76 | * -v: after touching all files, overlay vi(1), ex(1) or ed(1) |
| 77 | * on top of error, entered in the first file with |
| 78 | * an error in it, with the appropriate editor |
| 79 | * set up to use the "next" command to get the other |
| 80 | * files containing errors. |
| 81 | * |
| 82 | * -p: (obsolete: for older versions of pi without bug |
| 83 | * fix regarding printing out the name of the main file |
| 84 | * with an error in it) |
| 85 | * Take the following argument and use it as the name of |
| 86 | * the pascal source file, suffix .p |
| 87 | * |
| 88 | * -E: show the errors in sorted order; intended for |
| 89 | * debugging. |
| 90 | * |
| 91 | * -S: show the errors in unsorted order |
| 92 | * (as they come from the error file) |
| 93 | * |
| 94 | * infile: The error messages come from this file. |
| 95 | * Default: stdin |
| 96 | */ |
| 97 | main(argc, argv) |
| 98 | int argc; |
| 99 | char *argv[]; |
| 100 | { |
| 101 | char *cp; |
| 102 | char *ignorename = 0; |
| 103 | int ed_argc; |
| 104 | char **ed_argv; /*return from touchfiles*/ |
| 105 | boolean show_errors = FALSE; |
| 106 | boolean Show_Errors = FALSE; |
| 107 | boolean pr_summary = FALSE; |
| 108 | boolean edit_files = FALSE; |
| 109 | |
| 110 | processname = argv[0]; |
| 111 | |
| 112 | errorfile = stdin; |
| 113 | if (argc > 1) for(; (argc > 1) && (argv[1][0] == '-'); argc--, argv++){ |
| 114 | for (cp = argv[1] + 1; *cp; cp++) switch(*cp){ |
| 115 | default: |
| 116 | fprintf(stderr, "%s: -%c: Unknown flag\n", |
| 117 | processname, *cp); |
| 118 | break; |
| 119 | |
| 120 | case 'n': notouch = TRUE; break; |
| 121 | case 'q': query = TRUE; break; |
| 122 | case 'S': Show_Errors = TRUE; break; |
| 123 | case 's': pr_summary = TRUE; break; |
| 124 | case 'v': edit_files = TRUE; break; |
| 125 | case 'T': terse = TRUE; break; |
| 126 | case 't': |
| 127 | *cp-- = 0; argv++; argc--; |
| 128 | if (argc > 1){ |
| 129 | suffixlist = argv[1]; |
| 130 | } |
| 131 | break; |
| 132 | case 'I': /*ignore file name*/ |
| 133 | *cp-- = 0; argv++; argc--; |
| 134 | if (argc > 1) |
| 135 | ignorename = argv[1]; |
| 136 | break; |
| 137 | } |
| 138 | } |
| 139 | if (notouch) |
| 140 | suffixlist = 0; |
| 141 | if (argc > 1){ |
| 142 | if (argc > 3){ |
| 143 | fprintf(stderr, "%s: Only takes 0 or 1 arguments\n", |
| 144 | processname); |
| 145 | exit(3); |
| 146 | } |
| 147 | if ( (errorfile = fopen(argv[1], "r")) == NULL){ |
| 148 | fprintf(stderr, "%s: %s: No such file or directory for reading errors.\n", |
| 149 | processname, argv[1]); |
| 150 | exit(4); |
| 151 | } |
| 152 | } |
| 153 | if ( (queryfile = fopen(im_on, "r")) == NULL){ |
| 154 | if (query){ |
| 155 | fprintf(stderr, |
| 156 | "%s: Can't open \"%s\" to query the user.\n", |
| 157 | processname, im_on); |
| 158 | exit(9); |
| 159 | } |
| 160 | } |
| 161 | if (signal(SIGINT, onintr) == SIG_IGN) |
| 162 | signal(SIGINT, SIG_IGN); |
| 163 | if (signal(SIGTERM, onintr) == SIG_IGN) |
| 164 | signal(SIGTERM, SIG_IGN); |
| 165 | getignored(ignorename); |
| 166 | eaterrors(&nerrors, &errors); |
| 167 | if (Show_Errors) |
| 168 | printerrors(TRUE, nerrors, errors); |
| 169 | qsort(errors, nerrors, sizeof(Eptr), errorsort); |
| 170 | if (show_errors) |
| 171 | printerrors(FALSE, nerrors, errors); |
| 172 | findfiles(nerrors, errors, &nfiles, &files); |
| 173 | #define P(msg, arg) fprintf(stdout, msg, arg) |
| 174 | if (pr_summary){ |
| 175 | if (nunknown) |
| 176 | P("%d Errors are unclassifiable.\n", nunknown); |
| 177 | if (nignore) |
| 178 | P("%d Errors are classifiable, but totally discarded.\n",nignore); |
| 179 | if (nsyncerrors) |
| 180 | P("%d Errors are synchronization errors.\n", nsyncerrors); |
| 181 | if (nignore) |
| 182 | P("%d Errors are discarded because they refer to sacrosinct files.\n", ndiscard); |
| 183 | if (nnulled) |
| 184 | P("%d Errors are nulled because they refer to specific functions.\n", nnulled); |
| 185 | if (nnonspec) |
| 186 | P("%d Errors are not specific to any file.\n", nnonspec); |
| 187 | if (nthisfile) |
| 188 | P("%d Errors are specific to a given file, but not to a line.\n", nthisfile); |
| 189 | if (ntrue) |
| 190 | P("%d Errors are true errors, and can be inserted into the files.\n", ntrue); |
| 191 | } |
| 192 | filenames(nfiles, files); |
| 193 | fflush(stdout); |
| 194 | if (touchfiles(nfiles, files, &ed_argc, &ed_argv) && edit_files) |
| 195 | forkvi(ed_argc, ed_argv); |
| 196 | } |
| 197 | |
| 198 | forkvi(argc, argv) |
| 199 | int argc; |
| 200 | char **argv; |
| 201 | { |
| 202 | if (query){ |
| 203 | switch(inquire(terse |
| 204 | ? "Edit? " |
| 205 | : "Do you still want to edit the files you touched? ")){ |
| 206 | case Q_NO: |
| 207 | case Q_no: |
| 208 | return; |
| 209 | default: |
| 210 | break; |
| 211 | } |
| 212 | } |
| 213 | /* |
| 214 | * ed_agument's first argument is |
| 215 | * a vi/ex compatabile search argument |
| 216 | * to find the first occurance of ### |
| 217 | */ |
| 218 | try("vi", argc, argv); |
| 219 | try("ex", argc, argv); |
| 220 | try("ed", argc-1, argv+1); |
| 221 | fprintf(stdout, "Can't find any editors.\n"); |
| 222 | } |
| 223 | |
| 224 | try(name, argc, argv) |
| 225 | char *name; |
| 226 | int argc; |
| 227 | char **argv; |
| 228 | { |
| 229 | argv[0] = name; |
| 230 | wordvprint(stdout, argc, argv); |
| 231 | fprintf(stdout, "\n"); |
| 232 | fflush(stderr); |
| 233 | fflush(stdout); |
| 234 | sleep(2); |
| 235 | if (freopen(im_on, "r", stdin) == NULL) |
| 236 | return; |
| 237 | if (freopen(im_on, "w", stdout) == NULL) |
| 238 | return; |
| 239 | execvp(name, argv); |
| 240 | } |
| 241 | |
| 242 | int errorsort(epp1, epp2) |
| 243 | Eptr *epp1, *epp2; |
| 244 | { |
| 245 | reg Eptr ep1, ep2; |
| 246 | int order; |
| 247 | /* |
| 248 | * Sort by: |
| 249 | * 1) synchronization, non specific, discarded errors first; |
| 250 | * 2) nulled and true errors last |
| 251 | * a) grouped by similar file names |
| 252 | * 1) grouped in ascending line number |
| 253 | */ |
| 254 | ep1 = *epp1; ep2 = *epp2; |
| 255 | if (ep1 == 0 || ep2 == 0) |
| 256 | return(0); |
| 257 | if ( (NOTSORTABLE(ep1->error_e_class)) ^ (NOTSORTABLE(ep2->error_e_class))){ |
| 258 | return(NOTSORTABLE(ep1->error_e_class) ? -1 : 1); |
| 259 | } |
| 260 | if (NOTSORTABLE(ep1->error_e_class)) /* then both are */ |
| 261 | return(ep1->error_no - ep2->error_no); |
| 262 | order = strcmp(ep1->error_text[0], ep2->error_text[0]); |
| 263 | if (order == 0){ |
| 264 | return(ep1->error_line - ep2->error_line); |
| 265 | } |
| 266 | return(order); |
| 267 | } |