Rev 8793 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 8793 | Rev 9230 | ||
|---|---|---|---|
| Line 1... | Line 1... | ||
| 1 | #include "stddef.h" |
1 | #include |
| 2 | #include "sys/ksys.h" |
2 | #include |
| 3 | #include |
3 | #include |
| 4 | #include |
4 | #include |
| 5 | #include |
5 | #include |
| 6 | #include |
6 | #include |
| - | 7 | #include |
|
| Line -... | Line 8... | ||
| - | 8 | ||
| 7 | 9 | ||
| - | 10 | static FILE* _set_errno(FILE *out, int err){ |
|
| - | 11 | errno = err; |
|
| 8 | #define CREATE_FILE() if(_ksys_file_create(_name)){ \ |
12 | if(out){ |
| 9 | errno= EIO; \ |
13 | free(out->name); |
| - | 14 | free(out); |
|
| - | 15 | } |
|
| - | 16 | out = NULL; |
|
| - | 17 | return out; |
|
| - | 18 | } |
|
| - | 19 | ||
| - | 20 | static void _create_file(char *name, FILE *out){ |
|
| 10 | free(out); \ |
21 | if(_ksys_file_create(name)){ |
| - | 22 | _set_errno(out, EIO); |
|
| 11 | out = NULL; \ |
23 | } |
| Line 12... | Line 24... | ||
| 12 | } |
24 | } |
| 13 | 25 | ||
| 14 | FILE *freopen(const char *restrict _name, const char *restrict _mode, FILE *restrict out) { |
26 | FILE *freopen(const char *restrict _name, const char *restrict _mode, FILE *restrict out) { |
| 15 | if(!_name || !_mode || !out){ |
- | |
| 16 | errno = EINVAL; |
27 | if(!_name || !_mode || !out){ |
| Line 17... | Line -... | ||
| 17 | return NULL; |
- | |
| 18 | } |
- | |
| 19 | - | ||
| 20 | if (strchr(_mode, 'r')) { out->mode = _FILEMODE_R; } |
- | |
| 21 | if (strchr(_mode, 'a')) { out->mode = _FILEMODE_A; } |
28 | return _set_errno(out, EINVAL); |
| 22 | if (strchr(_mode, 'w')) { out->mode = _FILEMODE_W; } |
29 | } |
| - | 30 | ||
| - | 31 | ksys_bdfe_t info; |
|
| - | 32 | int no_file = _ksys_file_get_info(_name, &info); |
|
| - | 33 | if(!no_file && info.attributes & IS_FOLDER){ |
|
| 23 | 34 | return _set_errno(out, EISDIR); |
|
| 24 | ksys_bdfe_t info; |
35 | } |
| 25 | int no_file = _ksys_file_get_info(_name, &info); |
36 | |
| 26 | out->eof=0; |
37 | out->eof=0; |
| Line -... | Line 38... | ||
| - | 38 | out->error=0; |
|
| - | 39 | out->position=0; |
|
| 27 | out->error=0; |
40 | out->name = strdup(_name); |
| - | 41 | ||
| - | 42 | if (strchr(_mode, 'r')) { out->mode = _FILEMODE_R; } |
|
| 28 | out->position=0; |
43 | if (strchr(_mode, 'w')) { out->mode = _FILEMODE_W; } |
| 29 | out->name = strdup(_name); |
44 | if (strchr(_mode, 'a')) { out->mode = _FILEMODE_A; } |
| 30 | 45 | if (strchr(_mode, '+')) { out->mode |= _FILEMODE_PLUS; } |
|
| 31 | switch (out->mode) { |
46 | |
| 32 | case _FILEMODE_A : |
47 | if(out->mode & _FILEMODE_A){ |
| 33 | if(no_file){ |
- | |
| 34 | CREATE_FILE(); |
48 | if(no_file){ |
| 35 | } |
49 | _create_file(out->name, out); |
| 36 | out->position = info.size; |
- | |
| 37 | break; |
50 | } |
| 38 | case _FILEMODE_W : |
51 | out->position = info.size; |
| 39 | CREATE_FILE(); |
52 | }else if(out->mode & _FILEMODE_W){ |
| 40 | break; |
- | |
| 41 | case _FILEMODE_R : |
53 | _create_file(out->name, out); |
| 42 | if(no_file){ |
- | |
| 43 | free(out); |
54 | }else if((out->mode & _FILEMODE_R)){ |
| 44 | out = NULL; |
55 | if(no_file){ |
| 45 | } |
- | |
| 46 | break; |
- | |
| 47 | default: |
56 | _set_errno(out, ENOENT); |
| 48 | free(out); |
57 | } |
| 49 | out = NULL; |
58 | }else{ |
| 50 | break; |
59 | _set_errno(out, EINVAL); |