busybox with single applet enabled

[Denys Vlasenko]

On Saturday 21 May 2011 20:33, Sergey Naumov wrote:
> > I propose that we at least make "fuller" config (one with more options
> > set to "yes") work properly:
> >
> > +               /* Add user to his own group with the first free gid
> > +                * found in passwd_study.
> > +                * We try to use --gid, not -g, because "standard" addgroup
> > +                * has no such short option, it has only long --gid.
> > +                */
> > +#if ENABLE_FEATURE_ADDGROUP_LONG_OPTIONS
> > +               argv[1] = (char*)"--gid";
> > +#else
> >                argv[1] = (char*)"-g";
> > +#endif
> >
> > If FEATURE_ADDGROUP_LONG_OPTIONS=y, this will work with any "addgroup" -
> > busybox or standard. If FEATURE_ADDGROUP_LONG_OPTIONS!=y, then user
> > takes responsibility to ensure that "addgroup" on his system comes from bbox.
> 
> That will not work if addgroup is disabled.
> 
> This is better I think:
> #if ENABLE_FEATURE_ADDGROUP_LONG_OPTIONS || ! ENABLE_ADDGROUP
>         argv[1] = (char*)"--gid";
> #else
>         /* applet is enabled, but without long options
>          * here we can try to directly call applet within busybox
>          * if FEATURE_PREFER_APPLETS is disabled
>          * to ensure correct work if applet is not installed,
>          * but that will bloat the code
>          */
>          argv[1] = (char*)"-g";
> #endif

Ok. Did this in git.

-- 
vda