mirror of
https://github.com/php/php-src.git
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137 lines
3.3 KiB
C
137 lines
3.3 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 7 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2017 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Shane Caraveo <shane@caraveo.com> |
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| Ilia Alshanetsky <ilia@prohost.org> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "php.h"
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#include "php_scandir.h"
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_DIRENT_H
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#include <dirent.h>
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#endif
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#ifndef HAVE_SCANDIR
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#ifdef PHP_WIN32
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#include "win32/param.h"
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#include "win32/readdir.h"
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#endif
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#include <stdlib.h>
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#ifndef NETWARE
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#include <search.h>
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#endif
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#endif /* HAVE_SCANDIR */
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#ifndef HAVE_ALPHASORT
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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PHPAPI int php_alphasort(const struct dirent **a, const struct dirent **b)
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{
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return strcoll((*a)->d_name,(*b)->d_name);
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}
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#endif /* HAVE_ALPHASORT */
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#ifndef HAVE_SCANDIR
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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))
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{
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DIR *dirp = NULL;
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struct dirent **vector = NULL;
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int vector_size = 0;
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int nfiles = 0;
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char entry[sizeof(struct dirent)+MAXPATHLEN];
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struct dirent *dp = (struct dirent *)&entry;
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if (namelist == NULL) {
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return -1;
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}
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if (!(dirp = opendir(dirname))) {
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return -1;
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}
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while (!php_readdir_r(dirp, (struct dirent *)entry, &dp) && dp) {
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int dsize = 0;
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struct dirent *newdp = NULL;
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if (selector && (*selector)(dp) == 0) {
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continue;
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}
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if (nfiles == vector_size) {
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struct dirent **newv;
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if (vector_size == 0) {
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vector_size = 10;
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} else {
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vector_size *= 2;
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}
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newv = (struct dirent **) realloc (vector, vector_size * sizeof (struct dirent *));
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if (!newv) {
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return -1;
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}
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vector = newv;
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}
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dsize = sizeof (struct dirent) + (((int)strlen(dp->d_name) + 1) * sizeof(char));
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newdp = (struct dirent *) malloc(dsize);
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if (newdp == NULL) {
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goto fail;
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}
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vector[nfiles++] = (struct dirent *) memcpy(newdp, dp, dsize);
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}
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closedir(dirp);
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*namelist = vector;
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if (compare) {
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qsort (*namelist, nfiles, sizeof(struct dirent *), (int (*) (const void *, const void *)) compare);
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}
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return nfiles;
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fail:
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while (nfiles-- > 0) {
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free(vector[nfiles]);
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}
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free(vector);
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return -1;
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}
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#endif
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: sw=4 ts=4 fdm=marker
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* vim<600: sw=4 ts=4
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*/
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