[Libguestfs] [PATCH] build: mandate Jansson >= 2.7

[Richard W.M. Jones]

On Tue, Feb 13, 2018 at 01:10:59PM +0100, Pino Toscano wrote:
> Since we use APIs added in Jansson 2.7 (e.g. json_string_length), then
> raise the minimum version required to that version.
> 
> Fixes commit bd1c5c9f4dcf38458099db8a0bf4659a07ef055d.
> ---
>  docs/guestfs-building.pod | 2 +-
>  m4/guestfs-libraries.m4   | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/docs/guestfs-building.pod b/docs/guestfs-building.pod
> index bf80984e4..db429f1a9 100644
> --- a/docs/guestfs-building.pod
> +++ b/docs/guestfs-building.pod
> @@ -169,7 +169,7 @@ I<Required>.
>  
>  I<Required>.
>  
> -=item Jansson
> +=item Jansson E<ge> 2.7
>  
>  I<Required>.
>  
> diff --git a/m4/guestfs-libraries.m4 b/m4/guestfs-libraries.m4
> index 67a0b7148..6d5f3e3c1 100644
> --- a/m4/guestfs-libraries.m4
> +++ b/m4/guestfs-libraries.m4
> @@ -285,7 +285,7 @@ AC_CHECK_FUNCS([xmlBufferDetach])
>  LIBS="$old_LIBS"
>  
>  dnl Check for Jansson JSON library (required).
> -PKG_CHECK_MODULES([JANSSON], [jansson])
> +PKG_CHECK_MODULES([JANSSON], [jansson >= 2.7])
>  
>  dnl Check for C++ (optional, we just use this to test the header works).
>  AC_PROG_CXX

This is fine, ACK.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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