[dovecot/core] e1777c: imapc: Prefech - Initialize cached stream only if ...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: e1777cb59a96d8710a6c5cefe6a17c7c15159c9f
      https://github.com/dovecot/core/commit/e1777cb59a96d8710a6c5cefe6a17c7c15159c9f
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2017-07-03 (Mon, 03 Jul 2017)

  Changed paths:
    M src/lib-storage/index/imapc/imapc-mail-fetch.c
    M src/lib-storage/index/imapc/imapc-mail.c
    M src/lib-storage/index/imapc/imapc-mail.h

  Log Message:
  -----------
  imapc: Prefech - Initialize cached stream only if needed

If the mail is immediately accessed for other purposes (e.g. fetching
message flags), there's no need to go through all the trouble of
initializing the mail stream.