/* $NetBSD: main.c,v 1.20 2011/05/21 00:43:42 christos Exp $ */ /* * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #ifndef lint __COPYRIGHT("@(#) Copyright (c) 1980, 1993\ The Regents of the University of California. All rights reserved."); #endif /* not lint */ #ifndef lint #if 0 static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/6/93"; #endif __RCSID("$NetBSD: main.c,v 1.20 2011/05/21 00:43:42 christos Exp $"); #endif /* not lint */ #include #include #include #include #include #include #include #include "error.h" #include "pathnames.h" FILE *errorfile; /* where error file comes from */ FILE *queryfile; /* input for the query responses from the user */ int nignored; char **names_ignored; size_t filelevel = 0; int nerrors = 0; Eptr er_head; static Eptr *errors; int nfiles = 0; Eptr **files; /* array of pointers into errors*/ boolean *touchedfiles; /* which files we touched */ int language = INCC; static char default_currentfilename[] = "????"; char *currentfilename = default_currentfilename; boolean query = false; /* query the operator if touch files */ boolean terse = false; /* Terse output */ static char im_on[] = _PATH_TTY; /* my tty name */ static boolean notouch = false; /* don't touch ANY files */ const char *suffixlist = ".*"; /* initially, can touch any file */ static int errorsort(const void *, const void *); static void forkvi(int, char **); static void try(const char *, int, char **); static void usage(void) __attribute__((__noreturn__)); /* * error [-nqSsTv] [-I ] [-t ] [-p ] * * -I: the following name, `ignorename' contains a list of * function names that are not to be treated as hard errors. * Default: ~/.errorsrc * * -n: don't touch ANY files! * * -p: take the next argument as the number of levels to skip * from the filename, like perl. * * -q: The user is to be queried before touching each * file; if not specified, all files with hard, non * ignorable errors are touched (assuming they can be). * * -S: show the errors in unsorted order * (as they come from the error file) * * -s: print a summary of the error's categories. * * -T: terse output * * -t: touch only files ending with the list of suffixes, each * suffix preceded by a dot. * eg, -t .c.y.l * will touch only files ending with .c, .y or .l * * -v: after touching all files, overlay vi(1), ex(1) or ed(1) * on top of error, entered in the first file with * an error in it, with the appropriate editor * set up to use the "next" command to get the other * files containing errors. * * infile: The error messages come from this file. * Default: stdin */ int main(int argc, char **argv) { int c; char *ignorename = 0; int ed_argc; char **ed_argv; /* return from touchfiles */ boolean show_errors = false; boolean Show_Errors = false; boolean pr_summary = false; boolean edit_files = false; setprogname(argv[0]); errorfile = stdin; while ((c = getopt(argc, argv, "I:np:qSsTt:v")) != -1) switch (c) { case 'I': /*ignore file name*/ ignorename = optarg; break; case 'n': notouch = true; break; case 'p': filelevel = (size_t)strtol(optarg, NULL, 0); break; case 'q': query = true; break; case 'S': Show_Errors = true; break; case 's': pr_summary = true; break; case 'T': terse = true; break; case 't': suffixlist = optarg; break; case 'v': edit_files = true; break; default: usage(); } argv += optind; argc -= optind; switch (argc) { case 0: break; case 1: if ((errorfile = fopen(argv[0], "r")) == NULL) err(1, "Cannot open `%s' to read errors", argv[0]); break; default: usage(); } if (notouch) suffixlist = 0; if ((queryfile = fopen(im_on, "r")) == NULL) { if (query) err(1, "Cannot open `%s' to query the user", im_on); } if (signal(SIGINT, onintr) == SIG_IGN) signal(SIGINT, SIG_IGN); if (signal(SIGTERM, onintr) == SIG_IGN) signal(SIGTERM, SIG_IGN); getignored(ignorename); eaterrors(&nerrors, &errors); if (Show_Errors) printerrors(true, nerrors, errors); qsort(errors, nerrors, sizeof(Eptr), errorsort); if (show_errors) printerrors(false, nerrors, errors); findfiles(nerrors, errors, &nfiles, &files); #define P(msg, arg) fprintf(stdout, msg, arg) if (pr_summary) { if (nunknown) P("%d Errors are unclassifiable.\n", nunknown); if (nignore) P("%d Errors are classifiable, but totally " "discarded.\n", nignore); if (nsyncerrors) P("%d Errors are synchronization errors.\n", nsyncerrors); if (nignore) P("%d Errors are discarded because they refer to " "sacrosinct files.\n", ndiscard); if (nnulled) P("%d Errors are nulled because they refer to specific " "functions.\n", nnulled); if (nnonspec) P("%d Errors are not specific to any file.\n", nnonspec); if (nthisfile) P("%d Errors are specific to a given file, but not " "to a line.\n", nthisfile); if (ntrue) P("%d Errors are true errors, and can be inserted " "into the files.\n", ntrue); } filenames(nfiles, files); fflush(stdout); if (touchfiles(nfiles, files, &ed_argc, &ed_argv) && edit_files) forkvi(ed_argc, ed_argv); return 0; } static void forkvi(int argc, char **argv) { if (query) { switch (inquire(terse ? "Edit? " : "Do you still want to edit the files you touched? ")) { case Q_error: case Q_NO: case Q_no: return; default: break; } } /* * ed_agument's first argument is * a vi/ex compatible search argument * to find the first occurrence of ### */ try("vi", argc, argv); try("ex", argc, argv); try("ed", argc-1, argv+1); fprintf(stdout, "Can't find any editors.\n"); } static void try(const char *name, int argc, char **argv) { argv[0] = __UNCONST(name); wordvprint(stdout, argc, argv); fprintf(stdout, "\n"); fflush(stderr); fflush(stdout); sleep(2); if (freopen(im_on, "r", stdin) == NULL) return; if (freopen(im_on, "w", stdout) == NULL) return; execvp(name, argv); } static int errorsort(const void *x1, const void *x2) { const Eptr *epp1 = x1; const Eptr *epp2 = x2; Eptr ep1, ep2; int order; /* * Sort by: * 1) synchronization, non specific, discarded errors first; * 2) nulled and true errors last * a) grouped by similar file names * 1) grouped in ascending line number */ ep1 = *epp1; ep2 = *epp2; if (ep1 == 0 || ep2 == 0) return 0; if (NOTSORTABLE(ep1->error_e_class) ^ NOTSORTABLE(ep2->error_e_class)) { return NOTSORTABLE(ep1->error_e_class) ? -1 : 1; } if (NOTSORTABLE(ep1->error_e_class)) /* then both are */ return ep1->error_no - ep2->error_no; order = strcmp(ep1->error_text[0], ep2->error_text[0]); if (order == 0) { return ep1->error_line - ep2->error_line; } return order; } static void usage(void) { fprintf(stderr, "Usage: %s [-nqSsTv] [-I ignorefile] " "[-p filelevel] [-t suffixlist] [name]\n", getprogname()); exit(1); }