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agent: New option --disable-check-own-socket.

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* agent/gpg-agent.c (oDisableCheckOwnSocket): New.
(disable_check_own_socket): New.
(parse_rereadable_options): Set new option.
(check_own_socket): Implement new option.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2013-05-21 12:10:00 +01:00
parent 88e24341e5
commit f2d8a14e1b
2 changed files with 30 additions and 8 deletions
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28
doc/gpg-agent.texi
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@ -449,6 +449,16 @@ Do not make use of the scdaemon tool. This option has the effect of
disabling the ability to do smartcard operations. Note, that enabling
this option at runtime does not kill an already forked scdaemon.
@ifset gpgtwoone
@item --disable-check-own-socket
@opindex disable-check-own-socket
@command{gpg-agent} employs a periodic self-test to detect a stolen
socket. This usually means a second instance of @command{gpg-agent}
has taken over the socket and @command{gpg-agent} will then terminate
itself. This option may be used to disable this self-test for
debugging purposes.
@end ifset
@item --use-standard-socket
@itemx --no-use-standard-socket
@opindex use-standard-socket
@ -695,14 +705,16 @@ Here is a list of supported signals:
@item SIGHUP
@cpindex SIGHUP
This signal flushes all cached passphrases and if the program has been
started with a configuration file, the configuration file is read again.
Only certain options are honored: @code{quiet}, @code{verbose},
@code{debug}, @code{debug-all}, @code{debug-level}, @code{no-grab},
@code{pinentry-program}, @code{default-cache-ttl}, @code{max-cache-ttl},
@code{ignore-cache-for-signing}, @code{allow-mark-trusted} and
@code{disable-scdaemon}. @code{scdaemon-program} is also supported but
due to the current implementation, which calls the scdaemon only once,
it is not of much use unless you manually kill the scdaemon.
started with a configuration file, the configuration file is read
again. Only certain options are honored: @code{quiet},
@code{verbose}, @code{debug}, @code{debug-all}, @code{debug-level},
@code{no-grab}, @code{pinentry-program}, @code{default-cache-ttl},
@code{max-cache-ttl}, @code{ignore-cache-for-signing},
@code{allow-mark-trusted}, @code{disable-scdaemon}, and
@code{disable-check-own-socket}. @code{scdaemon-program} is also
supported but due to the current implementation, which calls the
scdaemon only once, it is not of much use unless you manually kill the
scdaemon.
@item SIGTERM