fix sort process.

type/vos_TStmtJoin:
- deleted, merge into vos_TStmtMeta.h

op/vos_File:
- file_open: fix memory leak on open fail.
- file_raw_copy: new, function to copy file.
- file_raw_get_dirname: new, function to get directory name from path.

op/vos_Stmt:
- stmt_find_by_name: re-structure the switch.
- stmt_update_meta: new, update meta filename to the last output name.

op/vos_StmtSort:
- stmtsort_create: remove free sort->in.
- stmtsort_init_output:	split into stmtsort_init.
- stmtsort_init: new.
- stmtsort_destroy: remove unused temporary sort file.

proc/vos_create:
- vos_process_create: update meta object before processing.

proc/vos_join:
- change affect by split of stmtsort_init_output.

proc/vos_parser:
- use 'filename' as an alias if alias is not set in statement.

proc/vos_sort:
- vos_process_sort: fix bug in sort process.
	when input file is splitted into several thread and the first split
	is precisely end in a new-line character, this can cause losing of one
	row in the output file.

- sort_write: use 'get_tmp_dir()' to get temporary directory.

proc/vos_sort_merge:
- vos_sort_merge: simplified the merge process if only one file to be merged.
- single_merge: new.

vos:
- get_tmp_dir: new, function to get temporary directory.

1 files changed, 0 insertions, 17 deletions

diff --git a/type/vos_TStmtJoin.h b/type/vos_TStmtJoin.h
deleted file mode 100644
index aae8fc3..0000000
--- a/type/vos_TStmtJoin.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef _VOS_TYPE_STMTJOIN_H
-#define	_VOS_TYPE_STMTJOIN_H	1
-
-enum _stmt_join_flag {
-	JOIN_NORMAL	= 0,
-	JOIN_OUTER	= 1,
-	JOIN_ANTI	= 2,
-	N_JOIN_FLAG
-};
-
-enum _stmt_join_sort_flag {
-	JOIN_UNSORTED	= 4,
-	JOIN_SORTED	= 8,
-	N_JOIN_SORT_FLAG
-};
-
-#endif