[libvirt] [jenkins-ci PATCH] guests: Enable ccache

[Daniel P. Berrangé]

On Fri, Mar 23, 2018 at 10:41:55AM +0100, Andrea Bolognani wrote:
> We install ccache on all guests where it's available, but
> Fedora is the only one actually using it at the moment,
> because it enables it automatically.
> 
> Tweak the user's profile so that compilation will use ccache
> if it's installed.
> 
> Signed-off-by: Andrea Bolognani <abologna at redhat.com>
> ---
>  guests/tasks/users.yml | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 
> diff --git a/guests/tasks/users.yml b/guests/tasks/users.yml
> index 87693e0..1ecacee 100644
> --- a/guests/tasks/users.yml
> +++ b/guests/tasks/users.yml
> @@ -64,3 +64,21 @@
>      dest: /home/{{ flavor }}/.ccache/ccache.conf
>      owner: '{{ flavor }}'
>      group: '{{ flavor }}'
> +
> +- name: '{{ flavor }}: Enable ccache'
> +  lineinfile:
> +    path: /home/{{ flavor }}/.profile
> +    line: 'which ccache >/dev/null 2>&1 && export CC="ccache cc"'
> +    state: present
> +    owner: '{{ flavor }}'
> +    group: '{{ flavor }}'
> +    create: yes
> +
> +- name: '{{ flavor }}: Enable ccache'
> +  lineinfile:
> +    path: /home/{{ flavor }}/.bashrc
> +    line: 'which ccache >/dev/null 2>&1 && export CC="ccache cc"'
> +    state: present
> +    owner: '{{ flavor }}'
> +    group: '{{ flavor }}'
> +    create: yes

Reviewed-by: Daniel P. Berrangé <berrange at redhat.com>


FWIW, Fedra achieves this by modifying PATH instead of setting CC. Don't
see a significant difference / benefit to that though.

Regards,
Daniel
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