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Annotation of embedtools/src/dircmp.c, revision 1.3

1.2       misho       1: /*************************************************************************
                      2:  * (C) 2010 AITNET - Sofia/Bulgaria - <office@aitbg.com>
                      3:  *  by Michael Pounov <misho@aitbg.com>
                      4:  *
                      5:  * $Author: misho $
1.3     ! misho       6:  * $Id: dircmp.c,v 1.2.2.2 2012/04/05 12:27:52 misho Exp $
1.2       misho       7:  *
1.3     ! misho       8:  *************************************************************************
        !             9: The ELWIX and AITNET software is distributed under the following
        !            10: terms:
        !            11: 
        !            12: All of the documentation and software included in the ELWIX and AITNET
        !            13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
        !            14: 
        !            15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
        !            16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
        !            17: 
        !            18: Redistribution and use in source and binary forms, with or without
        !            19: modification, are permitted provided that the following conditions
        !            20: are met:
        !            21: 1. Redistributions of source code must retain the above copyright
        !            22:    notice, this list of conditions and the following disclaimer.
        !            23: 2. Redistributions in binary form must reproduce the above copyright
        !            24:    notice, this list of conditions and the following disclaimer in the
        !            25:    documentation and/or other materials provided with the distribution.
        !            26: 3. All advertising materials mentioning features or use of this software
        !            27:    must display the following acknowledgement:
        !            28: This product includes software developed by Michael Pounov <misho@elwix.org>
        !            29: ELWIX - Embedded LightWeight unIX and its contributors.
        !            30: 4. Neither the name of AITNET nor the names of its contributors
        !            31:    may be used to endorse or promote products derived from this software
        !            32:    without specific prior written permission.
        !            33: 
        !            34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
        !            35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            44: SUCH DAMAGE.
        !            45: */
1.2       misho      46: #include "global.h"
                     47: 
                     48: 
                     49: extern char compiled[], compiledby[], compilehost[];
                     50: 
                     51: 
                     52: static void
                     53: Usage()
                     54: {
                     55:        printf( "-= DirCmp =- Tool for compare directories and show differences\n"
                     56:                "=== %s === %s@%s ===\n\n"
                     57:                "  Syntax: dircmp [options] <dir> [<cmp_dir>]\n\n"
                     58:                "\t-l\t\tLong directory output ...\n"
                     59:                "\t-o <filename>\tOutput diff to filename\n"
                     60:                "\n", compiled, compiledby, compilehost);
                     61: }
                     62: 
                     63: int
                     64: main(int argc, char **argv)
                     65: {
                     66:        char ch, szFName[MAXPATHLEN];
                     67:        int lm = 0;
                     68:        struct tagDirName *list;
                     69:        register int i;
                     70:        FILE *f = stdout;
                     71:        struct stat sb;
                     72: 
                     73:        while ((ch = getopt(argc, argv, "hlo:")) != -1)
                     74:                switch (ch) {
                     75:                        case 'o':
                     76:                                lm |= 2;
                     77:                                strlcpy(szFName, optarg, MAXPATHLEN);
                     78:                                break;
                     79:                        case 'l':
                     80:                                lm |= 1;
                     81:                                break;
                     82:                        case 'h':
                     83:                        default:
                     84:                                Usage();
                     85:                                return 127;
                     86:                }
                     87:        argc -= optind;
                     88:        argv += optind;
                     89: 
                     90:        if (!argc || (!(lm & 2) && argc < 2)) {
                     91:                Usage();
                     92:                return 127;
                     93:        }
                     94:        // check for general differences
                     95:        if (argc > 1) {
                     96:                if (lstat(argv[1], &sb) == -1) {
                     97:                        printf("Error:: %s(%d) #%d - %s\n", __func__, __LINE__, errno, strerror(errno));
                     98:                        return 127;
                     99:                }
                    100: 
                    101:                if (S_ISDIR(sb.st_mode))
                    102:                        switch (sync_dircmp(argv[0], argv[1])) {
                    103:                                case -1:
                    104:                                        printf("Error:: %s(%d) #%d - %s\n", __func__, __LINE__, errno, strerror(errno));
                    105:                                        return 127;
                    106:                                case 0:
                    107:                                        printf("Directory %s == %s\n\n", argv[0], argv[1]);
                    108:                                        return 0;
                    109:                                case 1:
                    110:                                        printf("Directory %s != %s ::\n\n", argv[0], argv[1]);
                    111:                        }
                    112:        }
                    113: 
                    114:        if (sync_dircmpList(argv[0], argc > 1 ? argv[1] : NULL, lm, &list) == -1) {
                    115:                printf("Error:: %s(%d) #%d - %s\n", __func__, __LINE__, sync_GetErrno(), sync_GetError());
                    116:                return 127;
                    117:        }
                    118: 
                    119:        if (lm & 2 && strcmp(szFName, "-")) {
                    120:                f = fopen(szFName, "w");
                    121:                if (!f) {
                    122:                        printf("Error:: %s(%d) #%d - %s\n", __func__, __LINE__, errno, strerror(errno));
                    123:                        if (list)
                    124:                                free(list);
                    125:                        return 0;
                    126:                }
                    127:        }
                    128:        for (i = 0; list[i].ch; i++)
                    129:                fprintf(f, "%c  %s %s\n", list[i].ch, list[i].name, list[i].extra);
                    130:        if (lm & 2)
                    131:                fclose(f);
                    132: 
                    133:        printf("\nTotal count of elements = %d\n", i);
                    134:        free(list);
                    135:        return 1;
                    136: }