diff options
| -rw-r--r-- | mbbsd/board.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/mbbsd/board.c b/mbbsd/board.c index e26b6c74..9821edc5 100644 --- a/mbbsd/board.c +++ b/mbbsd/board.c @@ -42,6 +42,8 @@ brc_putrecord(char *ptr, const char *name, int num, const int *list) while (num > 1 && list[num - 1] < brc_expire_time) num--; /* not to write the times before brc_expire_time */ + if( num == 0 ) return ptr; + strncpy(ptr, name, BRC_STRLEN); /* write in board_name */ ptr += BRC_STRLEN; *ptr++ = num; /* write in brc_num */ @@ -90,22 +92,29 @@ brc_insert_record(const char* board, int num, int* list) /* put on the beginning */ ptr = brc_putrecord(tmp_buf, board, num, list); new_size = (int)(ptr - tmp_buf); - brc_size += new_size; - if ( brc_size > BRC_MAXSIZE ) - brc_size = BRC_MAXSIZE; - memmove(brc_buf + new_size, brc_buf, brc_size); - memmove(brc_buf, tmp_buf, new_size); + if( new_size ){ + brc_size += new_size; + if ( brc_size > BRC_MAXSIZE ) + brc_size = BRC_MAXSIZE; + memmove(brc_buf + new_size, brc_buf, brc_size); + memmove(brc_buf, tmp_buf, new_size); + } }else{ /* ptr points to the old current brc list. * tmpp is the end of it (exclusive). */ + end_size = endp - tmpp; new_size = (int)(brc_putrecord(tmp_buf, board, num, list) - tmp_buf); - brc_size += new_size - (tmpp - ptr); - if ( brc_size > BRC_MAXSIZE ) - brc_size = BRC_MAXSIZE; - end_size = brc_size - new_size - (ptr - brc_buf); - if ( end_size ) - memmove(ptr + new_size, tmpp, end_size); - memmove(ptr, tmp_buf, new_size); + if( new_size ){ + brc_size += new_size - (tmpp - ptr); + if ( brc_size > BRC_MAXSIZE ){ + end_size -= brc_size - BRC_MAXSIZE; + brc_size = BRC_MAXSIZE; + } + if ( end_size > 0 && ptr + new_size != tmpp ) + memmove(ptr + new_size, tmpp, end_size); + memmove(ptr, tmp_buf, new_size); + }else + memmove(ptr, tmpp, brc_size - (tmpp - brc_buf)); } brc_changed = 0; |