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1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1997-2012 The PHP Group |
6: +----------------------------------------------------------------------+
7: | This source file is subject to version 3.01 of the PHP license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.php.net/license/3_01.txt |
11: | If you did not receive a copy of the PHP license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@php.net so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Author: Shane Caraveo <shane@caraveo.com> |
16: | Ilia Alshanetsky <ilia@prohost.org> |
17: +----------------------------------------------------------------------+
18: */
19:
20: /* $Id: php_scandir.c 321634 2012-01-01 13:15:04Z felipe $ */
21:
22: #include "php.h"
23: #include "php_scandir.h"
24:
25: #ifdef HAVE_SYS_TYPES_H
26: #include <sys/types.h>
27: #endif
28:
29: #ifdef HAVE_DIRENT_H
30: #include <dirent.h>
31: #endif
32:
33: #ifndef HAVE_SCANDIR
34:
35: #ifdef PHP_WIN32
36: #include "win32/param.h"
37: #include "win32/readdir.h"
38: #endif
39:
40: #include <stdlib.h>
41: #ifndef NETWARE
42: #include <search.h>
43: #endif
44:
45: #endif /* HAVE_SCANDIR */
46:
47: #ifndef HAVE_ALPHASORT
48:
49: #ifdef HAVE_STRING_H
50: #include <string.h>
51: #endif
52:
53: PHPAPI int php_alphasort(const struct dirent **a, const struct dirent **b)
54: {
55: return strcoll((*a)->d_name,(*b)->d_name);
56: }
57: #endif /* HAVE_ALPHASORT */
58:
59: #ifndef HAVE_SCANDIR
60: PHPAPI int php_scandir(const char *dirname, struct dirent **namelist[], int (*selector) (const struct dirent *entry), int (*compare) (const struct dirent **a, const struct dirent **b))
61: {
62: DIR *dirp = NULL;
63: struct dirent **vector = NULL;
64: int vector_size = 0;
65: int nfiles = 0;
66: char entry[sizeof(struct dirent)+MAXPATHLEN];
67: struct dirent *dp = (struct dirent *)&entry;
68:
69: if (namelist == NULL) {
70: return -1;
71: }
72:
73: if (!(dirp = opendir(dirname))) {
74: return -1;
75: }
76:
77: while (!php_readdir_r(dirp, (struct dirent *)entry, &dp) && dp) {
78: int dsize = 0;
79: struct dirent *newdp = NULL;
80:
81: if (selector && (*selector)(dp) == 0) {
82: continue;
83: }
84:
85: if (nfiles == vector_size) {
86: struct dirent **newv;
87: if (vector_size == 0) {
88: vector_size = 10;
89: } else {
90: vector_size *= 2;
91: }
92:
93: newv = (struct dirent **) realloc (vector, vector_size * sizeof (struct dirent *));
94: if (!newv) {
95: return -1;
96: }
97: vector = newv;
98: }
99:
100: dsize = sizeof (struct dirent) + ((strlen(dp->d_name) + 1) * sizeof(char));
101: newdp = (struct dirent *) malloc(dsize);
102:
103: if (newdp == NULL) {
104: goto fail;
105: }
106:
107: vector[nfiles++] = (struct dirent *) memcpy(newdp, dp, dsize);
108: }
109:
110: closedir(dirp);
111:
112: *namelist = vector;
113:
114: if (compare) {
115: qsort (*namelist, nfiles, sizeof(struct dirent *), compare);
116: }
117:
118: return nfiles;
119:
120: fail:
121: while (nfiles-- > 0) {
122: free(vector[nfiles]);
123: }
124: free(vector);
125: return -1;
126: }
127: #endif
128:
129: /*
130: * Local variables:
131: * tab-width: 4
132: * c-basic-offset: 4
133: * End:
134: * vim600: sw=4 ts=4 fdm=marker
135: * vim<600: sw=4 ts=4
136: */