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, 1 insertions, 0 deletions

diff --git a/op/vos_StmtSort.h b/op/vos_StmtSort.h
index e167876..4edbaff 100644
--- a/op/vos_StmtSort.h
+++ b/op/vos_StmtSort.h
@@ -8,6 +8,7 @@
 #define	sort_get_idx(T)	get_token_idx(_fflag_sort, N_FFLAG_SORT, T)
 
 int stmtsort_create(struct Stmt **sort);
+int stmtsort_init(struct Stmt *sort);
 int stmtsort_init_output(struct Stmt *sort);
 void stmtsort_print(struct Stmt *sort);
 void stmtsort_destroy(struct Stmt **sort);