automerge (2f58dc79) · Commits · Software / OSDI20 Artifacts / mariadb

sql/parse_file.cc

+21 −3

Original line number	Diff line number	Diff line
		@@ -21,6 +21,9 @@
		#include <my_sys.h>
		#include <my_dir.h>

		/* from sql_db.cc */
		extern long mysql_rm_arc_files(THD thd, MY_DIR dirp, const char *org_path);


		/*
		write string with escaping
		@@ -265,8 +268,9 @@ sql_create_definition_file(const LEX_STRING dir, const LEX_STRING file_name,
		DBUG_RETURN(TRUE);
		}

		// archive copies management
		path[path_end]='\0';
		#ifdef FRM_ARCHIVE
		// archive copies management: disabled unused feature (see bug #17823).
		if (!access(path, F_OK))
		{
		if (old_version != ULONGLONG_MAX && max_versions != 0)
		@@ -313,6 +317,7 @@ sql_create_definition_file(const LEX_STRING dir, const LEX_STRING file_name,
		}
		}
		}
		#endif//FRM_ARCHIVE

		{
		// rename temporary file
		@@ -337,6 +342,7 @@ sql_create_definition_file(const LEX_STRING dir, const LEX_STRING file_name,

		SYNOPSIS
		rename_in_schema_file
		thd thread handler
		schema name of given schema
		old_name original file name
		new_name new file name
		@@ -348,7 +354,8 @@ sql_create_definition_file(const LEX_STRING dir, const LEX_STRING file_name,
		1 - Error (only if renaming of frm failed)

		*/
		my_bool rename_in_schema_file(const char schema, const char old_name,
		my_bool rename_in_schema_file(THD *thd,
		const char schema, const char old_name,
		const char *new_name, ulonglong revision,
		uint num_view_backups)
		{
		@@ -365,10 +372,11 @@ my_bool rename_in_schema_file(const char schema, const char old_name,
		if (my_rename(old_path, new_path, MYF(MY_WME)))
		return 1;

		/* check if arc_dir exists */
		/* check if arc_dir exists: disabled unused feature (see bug #17823). */
		strxnmov(arc_path, FN_REFLEN, mysql_data_home, "/", schema, "/arc", NullS);
		(void) unpack_filename(arc_path, arc_path);

		#ifdef FRM_ARCHIVE
		if (revision > 0 && !access(arc_path, F_OK))
		{
		ulonglong limit= ((revision > num_view_backups) ?
		@@ -384,6 +392,16 @@ my_bool rename_in_schema_file(const char schema, const char old_name,
		my_rename(old_path, new_path, MYF(0));
		}
		}
		#else//FRM_ARCHIVE
		{ // remove obsolete 'arc' directory and files if any
		MY_DIR *new_dirp;
		if ((new_dirp = my_dir(arc_path, MYF(MY_DONT_SORT))))
		{
		DBUG_PRINT("my",("Archive subdir found: %s", arc_path));
		(void) mysql_rm_arc_files(thd, new_dirp, arc_path);
		}
		}
		#endif//FRM_ARCHIVE
		return 0;
		}

sql/parse_file.h

+3 −2

Original line number	Diff line number	Diff line
		@@ -82,7 +82,8 @@ my_bool
		sql_create_definition_file(const LEX_STRING dir, const LEX_STRING file_name,
		const LEX_STRING *type,
		gptr base, File_option *parameters, uint versions);
		my_bool rename_in_schema_file(const char schema, const char old_name,
		my_bool rename_in_schema_file(THD *thd,
		const char schema, const char old_name,
		const char *new_name, ulonglong revision,
		uint num_view_backups);

sql/sql_db.cc

+13 −4

Original line number	Diff line number	Diff line
		@@ -35,7 +35,7 @@ static long mysql_rm_known_files(THD thd, MY_DIR dirp,
		const char db, const char path, uint level,
		TABLE_LIST **dropped_tables);

		static long mysql_rm_arc_files(THD thd, MY_DIR dirp, const char *org_path);
		long mysql_rm_arc_files(THD thd, MY_DIR dirp, const char *org_path);
		static my_bool rm_dir_w_symlink(const char *org_path, my_bool send_error);
		/* Database options hash */
		static HASH dboptions;
		@@ -906,7 +906,11 @@ static long mysql_rm_known_files(THD thd, MY_DIR dirp, const char *db,
		else if (file->name[0] == 'a' && file->name[1] == 'r' &&
		file->name[2] == 'c' && file->name[3] == '\0')
		{
		/* .frm archive */
		/* .frm archive:
		Those archives are obsolete, but following code should
		exist to remove existent "arc" directories.
		See #ifdef FRM_ARCHIVE directives for obsolete code.
		*/
		char newpath[FN_REFLEN];
		MY_DIR *new_dirp;
		strxmov(newpath, org_path, "/", "arc", NullS);
		@@ -1061,9 +1065,13 @@ static my_bool rm_dir_w_symlink(const char *org_path, my_bool send_error)
		RETURN
		> 0 number of removed files
		-1 error

		NOTE
		A support of "arc" directories is obsolete, however this
		function should exist to remove existent "arc" directories.
		See #ifdef FRM_ARCHIVE directives for obsolete code.
		*/
		static long mysql_rm_arc_files(THD thd, MY_DIR dirp,
		const char *org_path)
		long mysql_rm_arc_files(THD thd, MY_DIR dirp, const char *org_path)
		{
		long deleted= 0;
		ulong found_other_files= 0;
		@@ -1105,6 +1113,7 @@ static long mysql_rm_arc_files(THD thd, MY_DIR dirp,
		{
		goto err;
		}
		deleted++;
		}
		if (thd->killed)
		goto err;

sql/sql_view.cc

+2 −2

Original line number	Diff line number	Diff line
		@@ -1858,7 +1858,7 @@ mysql_rename_view(THD *thd,
		goto err;

		/* rename view and it's backups */
		if (rename_in_schema_file(view->db, view->table_name, new_name,
		if (rename_in_schema_file(thd, view->db, view->table_name, new_name,
		view_def.revision - 1, num_view_backups))
		goto err;

		@@ -1877,7 +1877,7 @@ mysql_rename_view(THD *thd,
		num_view_backups))
		{
		/* restore renamed view in case of error */
		rename_in_schema_file(view->db, new_name, view->table_name,
		rename_in_schema_file(thd, view->db, new_name, view->table_name,
		view_def.revision - 1, num_view_backups);
		goto err;
		}