Re: [PATCH v2 spice-streaming-agent] Allow to set plugins directory via command line

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> 
> Could be useful mainly for testing purposes, it allows to load
> plugins that aren't installed in the default plugins folder.
> To set different plugins directory use --plugins-dir=
> 
> Signed-off-by: Snir Sheriber <ssheribe@xxxxxxxxxx>
> ---
>  src/spice-streaming-agent.cpp | 14 ++++++++++++--
>  1 file changed, 12 insertions(+), 2 deletions(-)
> 
> diff --git a/src/spice-streaming-agent.cpp b/src/spice-streaming-agent.cpp
> index 267b76e..9c04576 100644
> --- a/src/spice-streaming-agent.cpp
> +++ b/src/spice-streaming-agent.cpp
> @@ -283,6 +283,7 @@ static void usage(const char *progname)
>      printf("\t-p portname  -- virtio-serial port to use\n");
>      printf("\t-l file -- log frames to file\n");
>      printf("\t--log-binary -- log binary frames (following -l)\n");
> +    printf("\t--plugins-dir=path -- change plugins directory\n");
>      printf("\t-d -- enable debug logs\n");
>      printf("\t-c variable=value -- change settings\n");
>      printf("\t\tframerate = 1-100 (check 10,20,30,40,50,60)\n");
> @@ -445,10 +446,15 @@ done:
>  int main(int argc, char* argv[])
>  {
>      const char *streamport = "/dev/virtio-ports/com.redhat.stream.0";
> -    char opt;
> +    int opt;
>      const char *log_filename = NULL;
>      int logmask = LOG_UPTO(LOG_WARNING);
> +    const char *pluginsdir = PLUGINSDIR;
> +    enum {
> +        OPT_PLUGINS_DIR = UCHAR_MAX+1
> +    };
>      struct option long_options[] = {
> +        { "plugins-dir", required_argument, NULL, OPT_PLUGINS_DIR},
>          { "log-binary", no_argument, &log_binary, 1},
>          { "help", no_argument, NULL, 'h'},
>          { 0, 0, 0, 0}
> @@ -464,6 +470,10 @@ int main(int argc, char* argv[])
>          case 0:
>              /* Handle long options if needed */
>              break;
> +        case OPT_PLUGINS_DIR:
> +            if (optarg)
> +                pluginsdir = optarg;

style (brackets).
However as you specified required_argument I would just remove
the if statement.

> +            break;
>          case 'p':
>              streamport = optarg;
>              break;
> @@ -493,7 +503,7 @@ int main(int argc, char* argv[])
>      // register built-in plugins
>      MjpegPlugin::Register(&agent);
>  
> -    agent.LoadPlugins(PLUGINSDIR);
> +    agent.LoadPlugins(pluginsdir);
>  
>      register_interrupts();
>  

Otherwise,

Acked-by: Frediano Ziglio <fziglio@xxxxxxxxxx>

Frediano
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