Re: [patch] Save the history by default

[Eli Zaretskii <eliz at gnu dot org>]

> Date: Tue, 8 Sep 2009 22:05:37 +0200
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: gdb-patches@sourceware.org
> 
> The attached patch breaks backward compatibility with reading project's
> specific ./.gdb_history files.  I believe if someone is using such files
> (me not) (s)he can add there appropriate `set history filename' to local
> `.gdbinit' there.  Tried a patch defaulting to ./.gdb_history and falling back
> to $HOME/.gdb_history but I find it needlessly tricky.  Experienced user can
> set it straightforward way according to the needs, just the default should IMO
> cover the major user base.

How about trying both, like we do with .gdbinit?

> --- a/gdb/NEWS
> +++ b/gdb/NEWS
> @@ -81,6 +81,8 @@ registers on ARM targets.  Both ARM GNU/Linux native GDB and gdbserver
>  can provide these registers (requires Linux 2.6.30 or later).  Remote
>  and simulator targets may also provide them.
>  
> +* GDB now defaults to save the command history and using a file in $HOME.
> +
>  * New remote packets
>  
>  qSearch:memory:
> --- a/gdb/doc/gdb.texinfo
> +++ b/gdb/doc/gdb.texinfo
> @@ -17722,15 +17722,15 @@ list, and where it writes the command history from this session when it
>  exits.  You can access this list through history expansion or through
>  the history command editing characters listed below.  This file defaults
>  to the value of the environment variable @code{GDBHISTFILE}, or to
> -@file{./.gdb_history} (@file{./_gdb_history} on MS-DOS) if this variable
> -is not set.
> +@file{$HOME/.gdb_history} (@file{$HOME/_gdb_history} on MS-DOS) if this
> +variable is not set.
>  
>  @cindex save command history
>  @kindex set history save
>  @item set history save
>  @itemx set history save on
>  Record command history in a file, whose name may be specified with the
> -@code{set history filename} command.  By default, this option is disabled.
> +@code{set history filename} command.  By default, this option is enabled.
>  
>  @item set history save off
>  Stop recording command history in a file.

These two parts are okay (assuming the code is accepted).

Thanks.