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e307c6fe RK |
1 | /* |
2 | * This file is part of DisOrder | |
3 | * Copyright (C) 2005, 2006, 2007 Richard Kettlewell | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include "types.h" | |
23 | ||
24 | #include <pcre.h> | |
25 | #include <fnmatch.h> | |
26 | #include <string.h> | |
27 | #include <assert.h> | |
28 | ||
29 | #include "trackname.h" | |
30 | #include "log.h" | |
31 | #include "unicode.h" | |
32 | ||
33 | int compare_tracks(const char *sa, const char *sb, | |
34 | const char *da, const char *db, | |
35 | const char *ta, const char *tb) { | |
36 | int c; | |
37 | ||
38 | if((c = strcmp(utf8_casefold_canon(sa, strlen(sa), 0), | |
39 | utf8_casefold_canon(sb, strlen(sb), 0)))) | |
40 | return c; | |
41 | if((c = strcmp(sa, sb))) return c; | |
42 | if((c = strcmp(utf8_casefold_canon(da, strlen(da), 0), | |
43 | utf8_casefold_canon(db, strlen(db), 0)))) | |
44 | return c; | |
45 | if((c = strcmp(da, db))) return c; | |
46 | return compare_path(ta, tb); | |
47 | } | |
48 | ||
49 | int compare_path_raw(const unsigned char *ap, size_t an, | |
50 | const unsigned char *bp, size_t bn) { | |
51 | /* Don't change this function! The database sort order depends on it */ | |
52 | while(an > 0 && bn > 0) { | |
53 | if(*ap == *bp) { | |
54 | ap++; | |
55 | bp++; | |
56 | an--; | |
57 | bn--; | |
58 | } else if(*ap == '/') { | |
59 | return -1; /* /a/b < /aa/ */ | |
60 | } else if(*bp == '/') { | |
61 | return 1; /* /aa > /a/b */ | |
62 | } else | |
63 | return *ap - *bp; | |
64 | } | |
65 | if(an > 0) | |
66 | return 1; /* /a/b > /a and /ab > /a */ | |
67 | else if(bn > 0) | |
68 | return -1; /* /a < /ab and /a < /a/b */ | |
69 | else | |
70 | return 0; | |
71 | } | |
72 | ||
73 | /* | |
74 | Local Variables: | |
75 | c-basic-offset:2 | |
76 | comment-column:40 | |
77 | fill-column:79 | |
78 | End: | |
79 | */ |