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MDEV-19955 make argument of handler::ha_write_row() const

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MDEV-19486 and one more similar bug appeared because handler::write_row() interface
welcomes to modify buffer by storage engine. But callers are not ready for that
thus bugs are possible in future.

handler::write_row():
handler::ha_write_row(): make argument const
This commit is contained in:
Eugene Kosov
2019-07-04 21:31:35 +03:00
parent 23c12ed5cb
commit c9aa495fb6
57 changed files with 86 additions and 85 deletions
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2
include/myisam.h
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@@ -276,7 +276,7 @@ extern int mi_rsame_with_pos(struct st_myisam_info *file,uchar *record,
int inx, my_off_t pos);
extern int mi_update(struct st_myisam_info *file,const uchar *old,
const uchar *new_record);
extern int mi_write(struct st_myisam_info *file,uchar *buff);
extern int mi_write(struct st_myisam_info *file,const uchar *buff);
extern my_off_t mi_position(struct st_myisam_info *file);
extern int mi_status(struct st_myisam_info *info, MI_ISAMINFO *x, uint flag);
extern int mi_lock_database(struct st_myisam_info *file,int lock_type);