From: Pedro Alves <palves@redhat.com>
To: Gary Benson <gbenson@redhat.com>, gdb-patches@sourceware.org
Subject: Re: [PATCH 3/7] Use gdb_sysroot for main executable on attach
Date: Wed, 15 Apr 2015 10:43:00 -0000 [thread overview]
Message-ID: <552E40DE.7000209@redhat.com> (raw)
In-Reply-To: <1427887341-31819-4-git-send-email-gbenson@redhat.com>
On 04/01/2015 12:22 PM, Gary Benson wrote:
> --- a/gdb/doc/gdb.texinfo
> +++ b/gdb/doc/gdb.texinfo
> @@ -17800,18 +17800,20 @@ may try to load the host's libraries. @value{GDBN} has two variables
> to specify the search directories for target libraries.
>
> @table @code
> -@cindex prefix for shared library file names
> +@cindex prefix for executable and shared library file names
> @cindex system root, alternate
> @kindex set solib-absolute-prefix
> @kindex set sysroot
> @item set sysroot @var{path}
> Use @var{path} as the system root for the program being debugged. Any
> -absolute shared library paths will be prefixed with @var{path}; many
> -runtime loaders store the absolute paths to the shared library in the
> -target program's memory. If you use @code{set sysroot} to find shared
> -libraries, they need to be laid out in the same way that they are on
> -the target, with e.g.@: a @file{/lib} and @file{/usr/lib} hierarchy
> -under @var{path}.
> +shared library paths will be prefixed with @var{path}; many runtime
> +loaders store the absolute paths to the shared library in the target
> +program's memory. When attaching to already-running processes, their
This "When attaching to already-running processes" part confuses me,
as the sysroot is also prepended to paths in the "run" case.
Otherwise looks good to me.
> +paths will be prefixed with @var{path} if reported to @value{GDBN} as
> +absolute by the operating system. If you use @code{set sysroot} to
> +find executables and shared libraries, they need to be laid out in
> +the same way that they are on the target, with e.g.@: a @file{/bin},
> +@file{/lib} and @file{/usr/lib} hierarchy under @var{path}.
>
> If @var{path} starts with the sequence @file{target:} and the target
> system is remote then @value{GDBN} will retrieve the target binaries
> @@ -17846,7 +17848,7 @@ system:
> c:/foo/bar.dll @result{} /path/to/sysroot/c:/foo/bar.dll
> @end smallexample
Thanks,
Pedro Alves
next prev parent reply other threads:[~2015-04-15 10:43 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-01 11:22 [PATCH 0/7] Do not require "file" commands for remote targets Gary Benson
2015-04-01 11:22 ` [PATCH 1/7] Introduce exec_file_locate_attach Gary Benson
2015-04-01 11:22 ` [PATCH 2/7] Introduce exec_file_find Gary Benson
2015-04-01 11:22 ` [PATCH 3/7] Use gdb_sysroot for main executable on attach Gary Benson
2015-04-01 14:53 ` Eli Zaretskii
2015-04-15 12:45 ` Gary Benson
2015-04-15 10:43 ` Pedro Alves [this message]
2015-04-01 11:27 ` [PATCH 4/7] Introduce linux_pid_to_exec_file Gary Benson
2015-04-06 16:41 ` Doug Evans
2015-04-07 9:07 ` Gary Benson
2015-04-08 3:15 ` Doug Evans
2015-04-08 8:06 ` Gary Benson
2015-04-15 9:37 ` Pedro Alves
2015-04-15 13:14 ` [PATCH 4/7 v2] Introduce linux_proc_pid_to_exec_file Gary Benson
2015-04-15 16:01 ` Pedro Alves
2015-04-01 11:29 ` [PATCH 5/7] Implement remote_pid_to_exec_file using qXfer:exec-file:read Gary Benson
2015-04-01 14:55 ` Eli Zaretskii
2015-04-06 17:00 ` Doug Evans
2015-04-06 17:21 ` Eli Zaretskii
2015-04-06 21:57 ` Doug Evans
2015-04-07 6:09 ` Eli Zaretskii
2015-04-07 9:08 ` Gary Benson
2015-04-08 1:57 ` Doug Evans
2015-04-08 6:00 ` Eli Zaretskii
2015-04-01 11:30 ` [PATCH 6/7] Implement qXfer:exec-file:read in gdbserver Gary Benson
2015-04-06 17:11 ` Doug Evans
2015-04-07 9:19 ` Gary Benson
2015-04-17 23:43 ` Possible regression on gdb.base/attach.exp when using native-extended-gdbserver (was: Re: [PATCH 6/7] Implement qXfer:exec-file:read in gdbserver) Sergio Durigan Junior
2015-04-20 9:13 ` Gary Benson
2015-04-20 10:41 ` [OB PATCH] Fix three test failures with extended remote targets Gary Benson
2015-04-01 11:39 ` [PATCH 7/7] Access executable from remote system when first inferior appears Gary Benson
2015-04-15 10:24 ` Pedro Alves
2015-04-15 13:56 ` Gary Benson
2015-04-15 14:06 ` Gary Benson
2015-04-15 16:15 ` Pedro Alves
2015-04-15 16:09 ` Pedro Alves
2015-04-16 8:23 ` Gary Benson
2015-04-15 16:13 ` Pedro Alves
2015-04-16 9:30 ` Gary Benson
2015-04-16 9:53 ` Pedro Alves
2015-04-16 11:47 ` Gary Benson
2015-04-16 15:06 ` Eli Zaretskii
2015-04-16 15:23 ` Pedro Alves
2015-04-16 15:05 ` Eli Zaretskii
2015-04-16 19:34 ` Gary Benson
2015-04-15 16:21 ` Eli Zaretskii
2015-04-15 10:47 ` [PATCH 0/7] Do not require "file" commands for remote targets Pedro Alves
2015-04-15 12:02 ` Gary Benson
2015-04-15 12:16 ` Pedro Alves
2015-04-15 14:16 ` Gary Benson
2015-04-15 16:20 ` Pedro Alves
2015-04-17 9:01 ` Gary Benson
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