29 |
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|
30 |
#if WIN32 |
#if WIN32 |
31 |
|
|
32 |
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/* |
33 |
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dirent.c |
34 |
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POSIX WIN32 Directory Browsing parts |
35 |
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Copyright (C) 2005 OpenAsthra |
36 |
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blogs.openasthra AT gmail.com |
37 |
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modifications copyright 2009 by Benno Senoner |
38 |
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Licence: LGPL |
39 |
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*/ |
40 |
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|
41 |
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#include "dirent.h" |
42 |
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#include <errno.h> |
43 |
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#include <io.h> |
44 |
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#include <stdlib.h> |
45 |
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#include <string.h> |
46 |
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|
47 |
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struct DIR |
48 |
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{ |
49 |
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long handle; |
50 |
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long int pos; |
51 |
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struct _finddata_t info; |
52 |
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struct dirent d_ent; |
53 |
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}; |
54 |
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|
55 |
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//aux functions |
56 |
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static int StripRegEx(char *name); |
57 |
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static int PreOrderTraversal(DIR *dirp, int (*fn) (const char *fpath, const struct stat *sb, int typeflag)); |
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static int CallFn(int (*fn) (const char *fpath, const struct stat *sb, int typeflag), char *dirpath, DIR *dirp); |
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|
60 |
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|
61 |
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//posix directory browsing API implementation |
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|
63 |
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DIR *opendir(const char *name) |
64 |
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{ |
65 |
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DIR *dir = NULL; |
66 |
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const char *all; |
67 |
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long len; |
68 |
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|
69 |
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if((NULL == name) || ('\0' == *name)) |
70 |
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{ |
71 |
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errno = EINVAL; |
72 |
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return dir; |
73 |
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} |
74 |
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|
75 |
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len = strlen(name); |
76 |
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all = strchr("/\\", name[len - 1]) ? "*" : "/*"; |
77 |
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|
78 |
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len += strlen(all) + 1; |
79 |
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|
80 |
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dir = (DIR *) malloc((len*sizeof(char)) + sizeof(*dir)); |
81 |
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if(NULL == dir) |
82 |
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{ |
83 |
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errno = ENOMEM; |
84 |
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return NULL; |
85 |
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} |
86 |
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|
87 |
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dir->d_ent.d_namlen = len; |
88 |
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dir->pos = 0; |
89 |
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strcpy(dir->d_ent.d_name, name); |
90 |
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strcat(dir->d_ent.d_name, all); |
91 |
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dir->handle = (long) _findfirst(dir->d_ent.d_name, &dir->info); |
92 |
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if(dir->handle == -1) |
93 |
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{ |
94 |
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free(dir); |
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dir = NULL; |
96 |
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} |
97 |
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|
98 |
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return dir; |
99 |
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} |
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|
101 |
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int closedir(DIR *dir) |
102 |
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{ |
103 |
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int result = -1; |
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|
105 |
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if(dir) |
106 |
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{ |
107 |
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if(dir->handle != -1) |
108 |
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{ |
109 |
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result = _findclose(dir->handle); |
110 |
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} |
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free(dir); |
112 |
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} |
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|
114 |
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if(result == -1) |
115 |
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{ |
116 |
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errno = EBADF; |
117 |
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} |
118 |
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|
119 |
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return result; |
120 |
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} |
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|
122 |
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struct dirent *readdir(DIR *dir) |
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{ |
124 |
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struct dirent *result = 0; |
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|
126 |
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if(dir && dir->handle != -1) |
127 |
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{ |
128 |
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if(_findnext(dir->handle, &dir->info) != -1) |
129 |
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{ |
130 |
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result = &dir->d_ent; |
131 |
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strcpy(result->d_name, dir->info.name); |
132 |
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result->d_type = DT_REG; |
133 |
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if(dir->info.attrib & _A_SUBDIR) result->d_type = DT_DIR; |
134 |
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dir->pos ++; |
135 |
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} |
136 |
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} |
137 |
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else |
138 |
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{ |
139 |
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errno = EBADF; |
140 |
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} |
141 |
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|
142 |
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return result; |
143 |
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} |
144 |
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|
145 |
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void rewinddir(DIR *dir) |
146 |
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{ |
147 |
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if(dir && dir->handle != -1) |
148 |
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{ |
149 |
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_findclose(dir->handle); |
150 |
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dir->handle = (long) _findfirst(dir->d_ent.d_name, &dir->info); |
151 |
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dir->pos = 0; |
152 |
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} |
153 |
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else |
154 |
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{ |
155 |
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errno = EBADF; |
156 |
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} |
157 |
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} |
158 |
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|
159 |
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int stat(const char *path, struct stat *buf) |
160 |
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{ |
161 |
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struct _finddata_t info; |
162 |
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long handle; |
163 |
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mode_t mode = 0; |
164 |
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|
165 |
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if(!buf | !path) |
166 |
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return -1; |
167 |
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|
168 |
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handle = _findfirst(path, &info); |
169 |
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if(handle == -1) |
170 |
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return -1; |
171 |
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_findclose(handle); |
172 |
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|
173 |
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|
174 |
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buf->st_size = info.size; |
175 |
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buf->st_atime = info.time_access; |
176 |
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buf->st_ctime = info.time_create; |
177 |
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|
178 |
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|
179 |
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/* | dir/regular | systemfile | readonly | write |*/ |
180 |
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|
181 |
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mode = S_IFREG; |
182 |
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if(info.attrib & _A_SUBDIR) mode = S_IFDIR; |
183 |
|
buf->st_mode = mode; |
184 |
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|
185 |
|
return 0; |
186 |
|
} |
187 |
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|
188 |
|
int dirfd(DIR *dirp) |
189 |
|
{ |
190 |
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if (NULL == dirp) |
191 |
|
{ |
192 |
|
return -1; |
193 |
|
} |
194 |
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|
195 |
|
return dirp->handle; |
196 |
|
} |
197 |
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|
198 |
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void seekdir (DIR *dirp, long int pos) |
199 |
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{ |
200 |
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long int i; |
201 |
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|
202 |
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if (NULL == dirp) |
203 |
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{ |
204 |
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return; |
205 |
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} |
206 |
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|
207 |
|
if (pos < 0) |
208 |
|
{ |
209 |
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pos = dirp->pos + pos; |
210 |
|
_findclose(dirp->handle); |
211 |
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dirp->handle = (long) _findfirst(dirp->d_ent.d_name, &dirp->info); |
212 |
|
} |
213 |
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|
214 |
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for (i=0; i<pos; i++) |
215 |
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{ |
216 |
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if(_findnext(dirp->handle, &dirp->info) != -1) |
217 |
|
{ |
218 |
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dirp->pos ++; |
219 |
|
} |
220 |
|
else |
221 |
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{ |
222 |
|
break; |
223 |
|
} |
224 |
|
} |
225 |
|
|
226 |
|
} |
227 |
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|
228 |
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|
229 |
|
long int telldir (DIR *dirp) |
230 |
|
{ |
231 |
|
if (NULL == dirp) |
232 |
|
{ |
233 |
|
return -1; |
234 |
|
} |
235 |
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|
236 |
|
return dirp->pos; |
237 |
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|
238 |
|
} |
239 |
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|
240 |
|
|
241 |
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int scandir(const char *dir, struct dirent ***namelist, |
242 |
|
int (*filter)(const struct dirent *), |
243 |
|
int (*compar)(const struct dirent **, const struct dirent **)) |
244 |
|
{ |
245 |
|
struct dirent *result = 0; |
246 |
|
struct dirent **namlist; |
247 |
|
int namelistlen = 0; |
248 |
|
int num_enrties= 0; |
249 |
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|
250 |
|
DIR *dirp = opendir(dir); |
251 |
|
|
252 |
|
if (NULL == dirp) |
253 |
|
{ |
254 |
|
return -1; |
255 |
|
} |
256 |
|
|
257 |
|
if(dirp && dirp->handle != -1) |
258 |
|
{ |
259 |
|
while(_findnext(dirp->handle, &dirp->info) != -1) |
260 |
|
{ |
261 |
|
num_enrties++; |
262 |
|
} |
263 |
|
} |
264 |
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|
265 |
|
rewinddir(dirp); |
266 |
|
|
267 |
|
namlist = (struct dirent **) malloc(num_enrties * sizeof(struct dirent *)); |
268 |
|
|
269 |
|
if (NULL == namlist) |
270 |
|
{ |
271 |
|
closedir(dirp); |
272 |
|
return namelistlen; |
273 |
|
} |
274 |
|
|
275 |
|
if(dirp && dirp->handle != -1) |
276 |
|
{ |
277 |
|
while(_findnext(dirp->handle, &dirp->info) != -1) |
278 |
|
{ |
279 |
|
result = (struct dirent *) malloc(sizeof(struct dirent) + strlen(dirp->info.name) + 1); |
280 |
|
strcpy(result->d_name, dirp->info.name); |
281 |
|
result->d_type = DT_REG; |
282 |
|
if(dirp->info.attrib & _A_SUBDIR) result->d_type = DT_DIR; |
283 |
|
if (filter) |
284 |
|
{ |
285 |
|
if (filter(result)) |
286 |
|
{ |
287 |
|
namlist[namelistlen] = result; |
288 |
|
namelistlen++; |
289 |
|
} |
290 |
|
} |
291 |
|
else |
292 |
|
{ |
293 |
|
namlist[namelistlen] = result; |
294 |
|
namelistlen++; |
295 |
|
} |
296 |
|
} |
297 |
|
} |
298 |
|
|
299 |
|
//qdirsort(namlist, namelistlen, compar); //todo |
300 |
|
|
301 |
|
*namelist = namlist; |
302 |
|
|
303 |
|
closedir(dirp); |
304 |
|
|
305 |
|
return namelistlen; |
306 |
|
} |
307 |
|
|
308 |
|
int ftw(const char *dirpath, |
309 |
|
int (*fn) (const char *fpath, const struct stat *sb, |
310 |
|
int typeflag), |
311 |
|
int nopenfd) |
312 |
|
{ |
313 |
|
struct dirent *result = 0; |
314 |
|
struct dirent **namlist; |
315 |
|
int namelistlen = 0; |
316 |
|
int num_enrties= 0; |
317 |
|
struct stat sb; |
318 |
|
int typeflag = 0; |
319 |
|
|
320 |
|
DIR *dirp = opendir(dirpath); |
321 |
|
|
322 |
|
if (NULL == dirp) |
323 |
|
{ |
324 |
|
return -1; |
325 |
|
} |
326 |
|
|
327 |
|
|
328 |
|
if (CallFn(fn, (char *)dirpath, dirp)) |
329 |
|
{ |
330 |
|
closedir(dirp); |
331 |
|
return 0; |
332 |
|
} |
333 |
|
|
334 |
|
if(dirp && (dirp->handle != -1)) |
335 |
|
{ |
336 |
|
while(_findnext(dirp->handle, &dirp->info) != -1) |
337 |
|
{ |
338 |
|
if ((dirp->info.attrib & _A_SUBDIR) && |
339 |
|
(strcmp(dirp->info.name, ".")) && (strcmp(dirp->info.name, ".."))) |
340 |
|
{ |
341 |
|
if (PreOrderTraversal(dirp, fn)>0) |
342 |
|
{ |
343 |
|
break; |
344 |
|
} |
345 |
|
} |
346 |
|
else |
347 |
|
{ |
348 |
|
if (CallFn(fn, dirp->info.name, dirp)) |
349 |
|
{ |
350 |
|
break; |
351 |
|
} |
352 |
|
} |
353 |
|
} |
354 |
|
} |
355 |
|
|
356 |
|
closedir(dirp); |
357 |
|
return 0; |
358 |
|
|
359 |
|
} |
360 |
|
|
361 |
|
//aux functions |
362 |
|
int StripRegEx(char *name) |
363 |
|
{ |
364 |
|
char *t = strstr(name, "/*"); |
365 |
|
if (t) |
366 |
|
{ |
367 |
|
*t='\0'; |
368 |
|
} |
369 |
|
else |
370 |
|
{ |
371 |
|
t = strstr(name, "\\*"); |
372 |
|
if (t) |
373 |
|
{ |
374 |
|
*t='\0'; |
375 |
|
} |
376 |
|
} |
377 |
|
|
378 |
|
return 0; |
379 |
|
} |
380 |
|
|
381 |
|
int CallFn(int (*fn) (const char *fpath, const struct stat *sb, |
382 |
|
int typeflag), char *dirpath, DIR *dirp) |
383 |
|
{ |
384 |
|
struct stat sb; |
385 |
|
int typeflag = 0; |
386 |
|
|
387 |
|
if (fn) |
388 |
|
{ |
389 |
|
stat(dirpath, &sb); |
390 |
|
if (dirp->info.attrib & _A_SUBDIR) |
391 |
|
{ |
392 |
|
typeflag = FTW_D; |
393 |
|
} |
394 |
|
else |
395 |
|
{ |
396 |
|
typeflag = FTW_F; |
397 |
|
} |
398 |
|
return fn(dirpath, &sb, typeflag); |
399 |
|
} |
400 |
|
return 0; |
401 |
|
} |
402 |
|
|
403 |
|
|
404 |
|
int PreOrderTraversal(DIR *dirp, int (*fn) (const char *fpath, const struct stat *sb, int typeflag)) |
405 |
|
{ |
406 |
|
DIR *dirp2; |
407 |
|
struct stat sb; |
408 |
|
int typeflag = 0; |
409 |
|
char *tmpdirnam; |
410 |
|
|
411 |
|
StripRegEx(dirp->d_ent.d_name); |
412 |
|
|
413 |
|
tmpdirnam = (char *)malloc(strlen(dirp->d_ent.d_name)+strlen(dirp->info.name)+2); |
414 |
|
if (!tmpdirnam) |
415 |
|
{ |
416 |
|
return -1; |
417 |
|
} |
418 |
|
|
419 |
|
strcpy(tmpdirnam, dirp->d_ent.d_name); |
420 |
|
strcat(tmpdirnam, "/"); |
421 |
|
strcat(tmpdirnam, dirp->info.name); |
422 |
|
|
423 |
|
dirp2 = opendir(tmpdirnam); |
424 |
|
|
425 |
|
if (NULL == dirp2) |
426 |
|
{ |
427 |
|
free(tmpdirnam); |
428 |
|
return -1; |
429 |
|
} |
430 |
|
|
431 |
|
if (CallFn(fn, tmpdirnam, dirp2)) |
432 |
|
{ |
433 |
|
free(tmpdirnam); |
434 |
|
closedir(dirp2); |
435 |
|
return 1; |
436 |
|
} |
437 |
|
|
438 |
|
while(_findnext(dirp2->handle, &dirp2->info) != -1) |
439 |
|
{ |
440 |
|
if (strcmp(dirp2->info.name, "..")) |
441 |
|
{ |
442 |
|
if ((dirp2->info.attrib & _A_SUBDIR) && strcmp(dirp2->info.name, ".") && strcmp(dirp2->info.name, "..")) |
443 |
|
{ |
444 |
|
if (PreOrderTraversal(dirp2, fn)) |
445 |
|
{ |
446 |
|
free(tmpdirnam); |
447 |
|
closedir(dirp2); |
448 |
|
return 1; |
449 |
|
} |
450 |
|
} |
451 |
|
else |
452 |
|
{ |
453 |
|
if (CallFn(fn, dirp2->info.name, dirp2)) |
454 |
|
{ |
455 |
|
free(tmpdirnam); |
456 |
|
closedir(dirp2); |
457 |
|
return 1; |
458 |
|
} |
459 |
|
} |
460 |
|
} /*if (strcmp(dirp2->info.name, ".."))*/ |
461 |
|
} |
462 |
|
|
463 |
|
free(tmpdirnam); |
464 |
|
closedir(dirp2); |
465 |
|
return 0; |
466 |
|
|
467 |
|
} |
468 |
|
|
469 |
|
/* end of POSIX WIN32 Directory Browsing dirent.c implementation */ |
470 |
|
|
471 |
|
|
472 |
#else |
#else |
473 |
#include <dirent.h> |
#include <dirent.h> |
474 |
#include <ftw.h> |
#include <ftw.h> |
476 |
|
|
477 |
namespace LinuxSampler { |
namespace LinuxSampler { |
478 |
|
|
|
#if WIN32 |
|
|
char File::DirSeparator = '\\'; |
|
|
#else |
|
479 |
char File::DirSeparator = '/'; |
char File::DirSeparator = '/'; |
|
#endif |
|
480 |
|
|
481 |
Mutex File::DirectoryWalkerMutex = Mutex(); |
Mutex File::DirectoryWalkerMutex; |
482 |
std::vector<File::DirectoryWalker*> File::DirectoryWalkers; |
std::vector<File::DirectoryWalker*> File::DirectoryWalkers; |
483 |
std::string File::DWErrorMsg; |
std::string File::DWErrorMsg; |
484 |
|
|
485 |
File::File(std::string Path) { |
File::File(std::string Path) { |
|
#if WIN32 |
|
|
|
|
|
#else |
|
486 |
bExist = !stat(Path.c_str(), &Status); |
bExist = !stat(Path.c_str(), &Status); |
487 |
if(!bExist) ErrorMsg = strerror(errno); |
if(!bExist) ErrorMsg = strerror(errno); |
|
#endif |
|
488 |
} |
} |
489 |
|
|
490 |
bool File::Exist() { |
bool File::Exist() { |
498 |
bool File::IsFile() { |
bool File::IsFile() { |
499 |
if(!Exist()) return false; |
if(!Exist()) return false; |
500 |
|
|
|
#if WIN32 |
|
|
|
|
|
#else |
|
501 |
return S_ISREG(Status.st_mode); |
return S_ISREG(Status.st_mode); |
|
#endif |
|
502 |
} |
} |
503 |
|
|
504 |
bool File::IsDirectory() { |
bool File::IsDirectory() { |
505 |
if(!Exist()) return false; |
if(!Exist()) return false; |
506 |
|
|
|
#if WIN32 |
|
|
|
|
|
#else |
|
507 |
return S_ISDIR(Status.st_mode); |
return S_ISDIR(Status.st_mode); |
|
#endif |
|
508 |
} |
} |
509 |
|
|
510 |
unsigned long File::GetSize() { |
unsigned long File::GetSize() { |
511 |
if(!Exist()) return 0; |
if(!Exist()) return 0; |
512 |
|
|
513 |
#if WIN32 |
return Status.st_size; |
|
|
|
|
#else |
|
|
return Status.st_size; |
|
|
#endif |
|
514 |
} |
} |
515 |
|
|
516 |
FileListPtr File::GetFiles(std::string Dir) { |
FileListPtr File::GetFiles(std::string Dir) { |
|
#if WIN32 |
|
|
|
|
|
#else |
|
517 |
DIR* pDir = opendir(Dir.c_str()); |
DIR* pDir = opendir(Dir.c_str()); |
518 |
if (pDir == NULL) { |
if (pDir == NULL) { |
519 |
std::stringstream ss; |
std::stringstream ss; |
543 |
} |
} |
544 |
|
|
545 |
return fileList; |
return fileList; |
|
#endif |
|
546 |
} |
} |
547 |
|
|
548 |
void File::WalkDirectoryTree(std::string Dir, DirectoryWalker* pWalker) { |
void File::WalkDirectoryTree(std::string Dir, DirectoryWalker* pWalker) { |
555 |
DirectoryWalkers.push_back(pWalker); |
DirectoryWalkers.push_back(pWalker); |
556 |
DWErrorMsg = "Failed to process directory tree: " + Dir; |
DWErrorMsg = "Failed to process directory tree: " + Dir; |
557 |
|
|
|
#if WIN32 |
|
|
|
|
|
#else |
|
558 |
if (ftw(Dir.c_str(), FtwCallback, 10)) { |
if (ftw(Dir.c_str(), FtwCallback, 10)) { |
559 |
DirectoryWalkers.pop_back(); |
DirectoryWalkers.pop_back(); |
560 |
if (DirectoryWalkers.size() == 0) DirectoryWalkerMutex.Unlock(); |
if (DirectoryWalkers.size() == 0) DirectoryWalkerMutex.Unlock(); |
561 |
throw Exception(DWErrorMsg); |
throw Exception(DWErrorMsg); |
562 |
} |
} |
|
#endif |
|
563 |
DirectoryWalkers.pop_back(); |
DirectoryWalkers.pop_back(); |
564 |
if (DirectoryWalkers.size() == 0) DirectoryWalkerMutex.Unlock(); |
if (DirectoryWalkers.size() == 0) DirectoryWalkerMutex.Unlock(); |
565 |
} |
} |
566 |
|
|
|
#if WIN32 |
|
567 |
|
|
|
#else |
|
568 |
int File::FtwCallback(const char* fpath, const struct stat* sb, int typeflag) { |
int File::FtwCallback(const char* fpath, const struct stat* sb, int typeflag) { |
569 |
dmsg(2,("File: FtwCallback(fpath=%s)\n", fpath)); |
dmsg(2,("File: FtwCallback(fpath=%s)\n", fpath)); |
570 |
try { |
try { |
578 |
|
|
579 |
return 0; |
return 0; |
580 |
}; |
}; |
|
#endif |
|
581 |
} |
} |