Re: [Qemu-devel] [Qemu-trivial][PATCH] linux-user/main.c: Add option to user-mode emulation so that user can specify log file name

[Stefan Hajnoczi]

On Tue, Nov 08, 2011 at 05:46:44PM +0800, 陳韋任 wrote:
>   QEMU linux user-mode's default log file name is "/tmp/qemu.log". In order to
> change the log file name, user need to modify the source code then recompile
> QEMU. This patch allow user use "-D logfile" option to specify the log file
> name.
> 
> Signed-off-by: Chen Wen-Ren <address@hidden>
> ---
>  linux-user/main.c |    7 +++++++
>  1 files changed, 7 insertions(+), 0 deletions(-)
> 
> diff --git a/linux-user/main.c b/linux-user/main.c
> index d1bbc57..95d689e 100644
> --- a/linux-user/main.c
> +++ b/linux-user/main.c
> @@ -2945,6 +2945,11 @@ static void handle_arg_log(const char *arg)
>      cpu_set_log(mask);
>  }
>  
> +static void handle_arg_log_filename(const char *arg)
> +{
> +    cpu_set_log_filename(arg);
> +}
> +
>  static void handle_arg_set_env(const char *arg)
>  {
>      char *r, *p, *token;
> @@ -3125,6 +3130,8 @@ struct qemu_argument arg_table[] = {
>  #endif
>      {"d",          "QEMU_LOG",         true,  handle_arg_log,
>       "options",    "activate log"},
> +    {"D",          "QEMU_LOG_FILENAME", true, handle_arg_log_filename,
> +     "logfile",     "override default logfile location"},
>      {"p",          "QEMU_PAGESIZE",    true,  handle_arg_pagesize,
>       "pagesize",   "set the host page size to 'pagesize'"},
>      {"singlestep", "QEMU_SINGLESTEP",  false, handle_arg_singlestep,
> -- 
> 1.7.3.4

CCing this patch onto address@hidden

Stefan