Hi!
On Tue, 2011-03-01 at 17:11:05 -0600, Jonathan Nieder wrote:
> Steve Langasek wrote:
> > --- a/src/help.c
> > +++ b/src/help.c
> > @@ -186,6 +186,11 @@ preexecscript(struct command *cmd)
> > size_t instdirl;
> >
> > if (*instdir) {
> > + if (strstr(admindir, instdir) == admindir)
> > + /* Already forked, safe to modify the environment; strip off the
> > chroot
> > + path from our admin dir so this works under the chroot */
> > + if (setenv("DPKG_ADMINDIR", admindir+strlen(instdir), 1) < 0)
> > + ohshite(_("unable to setenv for subprocesses"));
>
> strstr can be slow. :) Why not:
>
> size_t instdirlen = strlen(instdir);
> if (strncmp(admindir, instdir, instdirlen) == 0) {
> /* ... explanatory comment ... */
> if (setenv("DPKG_ADMINDIR", admindir + instdirlen, 1) < 0)
> ohshite(_(...));
> }
I've done some rearrangments and queued it for my next push, in few
minutes.
thanks,
guillem
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