Re: [PATCH spice-common v2] m4: Add macro for --with-sasl

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Hi Uri,

On Thu, 2015-11-26 at 15:26 +0200, Uri Lublin wrote:
> On 11/26/2015 09:53 AM, Pavel Grunt wrote:
> > It is not used by spice-common, but both server and client can use it.
> > Compared to current checks in spice-gtk and spice server this macro only
> > supports libsasl2.
> > ---
> > v2: - only supports libsasl2
> >      - PKG_CHECK_MODULES is used instead of AC_CHECK_LIB and AC_CHECK_HEADER
> > ---
> 
> Hi Pavel,
> 
> Looks good to me.
> 
> Did you try converting spice-server and spice-gtk to use this macro?

I will send the patches (basically no change to the v1 http://lists.freedesktop.
org/archives/spice-devel/2015-November/024182.html ). The problem is that
libsasl2.pc file is not available for rhel6. So using this macro would disable
SASL on rhel6 clients and hosts.

Pavel


> 
> Thanks,
>      Uri.
> 
> >   m4/spice-deps.m4 | 28 ++++++++++++++++++++++++++++
> >   1 file changed, 28 insertions(+)
> > 
> > diff --git a/m4/spice-deps.m4 b/m4/spice-deps.m4
> > index 6237a10..9dc7f1c 100644
> > --- a/m4/spice-deps.m4
> > +++ b/m4/spice-deps.m4
> > @@ -269,3 +269,31 @@ AS_IF([test "x$1" != x],
> >                [missing_gstreamer_elements="no"])
> >         ])
> >   ])
> > +
> > +# SPICE_CHECK_SASL
> > +# ----------------
> > +# Adds a --with-sasl switch to allow using SASL for authentication.
> > +# Checks whether the required library is available. If it is present,
> > +# it will return the flags to use in SASL_CFLAGS and SASL_LIBS variables,
> > +# and it will define a have_sasl configure variable, a HAVE_SASL
> > preprocessor
> > +# symbol and a HAVE_SASL conditional.
> > +# ----------------
> > +AC_DEFUN([SPICE_CHECK_SASL], [
> > +    AC_ARG_WITH([sasl],
> > +      [AS_HELP_STRING([--with-sasl=@<:@yes/no/auto@:>@],
> > +                      [use cyrus SASL for authentication
> > @<:@default=auto@:>@])],
> > +                      [],
> > +                      [with_sasl="auto"])
> > +
> > +    have_sasl=no
> > +    if test "x$with_sasl" != "xno"; then
> > +      PKG_CHECK_MODULES([SASL], [libsasl2], [have_sasl=yes],[have_sasl=no])
> > +      if test "x$have_sasl" = "xno" && test "x$with_sasl" = "xyes"; then
> > +        AC_MSG_ERROR([Cyrus SASL support requested but libsasl2 could not
> > be found])
> > +      fi
> > +      if test "x$have_sasl" = "xyes"; then
> > +        AC_DEFINE([HAVE_SASL], 1, [whether Cyrus SASL is available for
> > authentication])
> > +      fi
> > +    fi
> > +    AM_CONDITIONAL([HAVE_SASL], [test "x$have_sasl" = "xyes"])
> > +])
> > 
> 
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