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Annotation of embedaddon/sudo/plugins/sudoers/regress/logging/check_wrap.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (c) 2011 Todd C. Miller <Todd.Miller@courtesan.com>
        !             3:  *
        !             4:  * Permission to use, copy, modify, and distribute this software for any
        !             5:  * purpose with or without fee is hereby granted, provided that the above
        !             6:  * copyright notice and this permission notice appear in all copies.
        !             7:  *
        !             8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !             9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            15:  */
        !            16: 
        !            17: #include <config.h>
        !            18: 
        !            19: #include <sys/types.h>
        !            20: #include <stdio.h>
        !            21: #ifdef STDC_HEADERS
        !            22: # include <stdlib.h>
        !            23: # include <stddef.h>
        !            24: #else
        !            25: # ifdef HAVE_STDLIB_H
        !            26: #  include <stdlib.h>
        !            27: # endif
        !            28: #endif /* STDC_HEADERS */
        !            29: #ifdef HAVE_STRING_H
        !            30: # if defined(HAVE_MEMORY_H) && !defined(STDC_HEADERS)
        !            31: #  include <memory.h>
        !            32: # endif
        !            33: # include <string.h>
        !            34: #endif /* HAVE_STRING_H */
        !            35: #ifdef HAVE_STRINGS_H
        !            36: # include <strings.h>
        !            37: #endif /* HAVE_STRINGS_H */
        !            38: 
        !            39: #include "missing.h"
        !            40: #include "error.h"
        !            41: 
        !            42: extern void writeln_wrap(FILE *fp, char *line, size_t len, size_t maxlen);
        !            43: 
        !            44: static void
        !            45: usage(void)
        !            46: {
        !            47:     fprintf(stderr, "usage: check_wrap inputfile\n");
        !            48:     exit(1);
        !            49: }
        !            50: 
        !            51: int
        !            52: main(int argc, char *argv[])
        !            53: {
        !            54:     size_t len;
        !            55:     FILE *fp;
        !            56:     char *cp, *dash, *line, lines[2][2048];
        !            57:     int which = 0;
        !            58: 
        !            59: #if !defined(HAVE_GETPROGNAME) && !defined(HAVE___PROGNAME)
        !            60:     setprogname(argc > 0 ? argv[0] : "check_wrap");
        !            61: #endif
        !            62: 
        !            63:     if (argc != 2)
        !            64:        usage();
        !            65: 
        !            66:     fp = fopen(argv[1], "r");
        !            67:     if (fp == NULL)
        !            68:        errorx(1, "unable to open %s", argv[1]);
        !            69: 
        !            70:     /*
        !            71:      * Each test record consists of a log entry on one line and a list of
        !            72:      * line lengths to test it with on the next.  E.g.
        !            73:      *
        !            74:      * Jun 30 14:49:51 : millert : TTY=ttypn ; PWD=/usr/src/local/millert/hg/sudo/trunk/plugins/sudoers ; USER=root ; TSID=0004LD ; COMMAND=/usr/local/sbin/visudo
        !            75:      * 60-80,40
        !            76:      */
        !            77:     while ((line = fgets(lines[which], sizeof(lines[which]), fp)) != NULL) {
        !            78:        len = strcspn(line, "\n");
        !            79:        line[len] = '\0';
        !            80: 
        !            81:        /* If we read the 2nd line, parse list of line lengths and check. */
        !            82:        if (which) {
        !            83:            for (cp = strtok(lines[1], ","); cp != NULL; cp = strtok(NULL, ",")) {
        !            84:                size_t maxlen;
        !            85:                /* May be either a number or a range. */
        !            86:                len = maxlen = atoi(cp);
        !            87:                dash = strchr(cp, '-');
        !            88:                if (dash)
        !            89:                    maxlen = atoi(dash + 1);
        !            90:                while (len <= maxlen) {
        !            91:                    printf("# word wrap at %d characters\n", (int)len);
        !            92:                    writeln_wrap(stdout, lines[0], strlen(lines[0]), len);
        !            93:                    len++;
        !            94:                }
        !            95:            }
        !            96:        }
        !            97:        which = !which;
        !            98:     }
        !            99: 
        !           100:     exit(0);
        !           101: }
        !           102: 
        !           103: void
        !           104: cleanup(int gotsig)
        !           105: {
        !           106:     return;
        !           107: }