| 24 | */ |
| 25 | |
| 26 | char * fn_format(char * to, const char *name, const char *dir, |
| 27 | const char *extension, uint flag) |
| 28 | { |
| 29 | char dev[FN_REFLEN], buff[FN_REFLEN], *pos, *startpos; |
| 30 | const char *ext; |
| 31 | reg1 size_t length; |
| 32 | size_t dev_length; |
| 33 | my_bool not_used; |
| 34 | DBUG_ENTER("fn_format"); |
| 35 | DBUG_ASSERT(name != NULL); |
| 36 | DBUG_ASSERT(extension != NULL); |
| 37 | DBUG_PRINT("enter",("name: %s dir: %s extension: %s flag: %d", |
| 38 | name,dir,extension,flag)); |
| 39 | |
| 40 | /* Copy and skip directory */ |
| 41 | name+=(length=dirname_part(dev, (startpos=(char *) name), &dev_length)); |
| 42 | if (length == 0 || (flag & MY_REPLACE_DIR)) |
| 43 | { |
| 44 | DBUG_ASSERT(dir != NULL); |
| 45 | /* Use given directory */ |
| 46 | convert_dirname(dev,dir,NullS); /* Fix to this OS */ |
| 47 | } |
| 48 | else if ((flag & MY_RELATIVE_PATH) && !test_if_hard_path(dev)) |
| 49 | { |
| 50 | DBUG_ASSERT(dir != NULL); |
| 51 | /* Put 'dir' before the given path */ |
| 52 | strmake(buff,dev,sizeof(buff)-1); |
| 53 | pos=convert_dirname(dev,dir,NullS); |
| 54 | strmake(pos,buff,sizeof(buff)-1- (int) (pos-dev)); |
| 55 | } |
| 56 | |
| 57 | if (flag & MY_PACK_FILENAME) |
| 58 | pack_dirname(dev,dev); /* Put in ./.. and ~/.. */ |
| 59 | if (flag & MY_UNPACK_FILENAME) |
| 60 | (void) unpack_dirname(dev, dev, ¬_used); /* Replace ~/.. with dir */ |
| 61 | |
| 62 | if (!(flag & MY_APPEND_EXT) && |
| 63 | (pos= (char*) strchr(name,FN_EXTCHAR)) != NullS) |
| 64 | { |
| 65 | if ((flag & MY_REPLACE_EXT) == 0) /* If we should keep old ext */ |
| 66 | { |
| 67 | length=strlength(name); /* Use old extension */ |
| 68 | ext = ""; |
| 69 | } |
| 70 | else |
| 71 | { |
| 72 | length= (size_t) (pos-(char*) name); /* Change extension */ |
| 73 | ext= extension; |
| 74 | } |
| 75 | } |
| 76 | else |
| 77 | { |
| 78 | length=strlength(name); /* No ext, use the now one */ |
| 79 | ext=extension; |
| 80 | } |
| 81 | |
| 82 | if (strlen(dev)+length+strlen(ext) >= FN_REFLEN || length >= FN_LEN ) |
| 83 | { |