Re: [Xen-users] build xen-4.5.0-rc1 on Debian 8 (Jessie) with systemd

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Dec 02, 2014 at 11:42:36AM +0000, Ian Campbell wrote:
> On Tue, 2014-12-02 at 11:34 +0000, Ian Campbell wrote:
> 
> > Our build system appears to be using pkg-config, so I think the
> > intention is that this should work without needing libsystemd-daemon.so.
> 
> This (from m4/systemd.m4) seems odd:
>         AC_DEFUN([AX_CHECK_SYSTEMD_LIBS], [
>                 AC_CHECK_HEADER([systemd/sd-daemon.h], [
>                     AC_CHECK_LIB([systemd-daemon], [sd_listen_fds], 
> [libsystemddaemon="y"])
>                 ])
>                 AS_IF([test "x$libsystemddaemon" = x], [
>                     AC_MSG_ERROR([Unable to find a suitable libsystemd-daemon 
> library])
>                 ])
>         
>                 PKG_CHECK_MODULES([SYSTEMD], [libsystemd-daemon])
>         
> IOW we check explicitly for libsystemd-daemon first and then ask
> pkg-config about how to compile/link with it. This seems redundant to
> me. I think the AC_CHECK_HEADER, AC_CHECK_LIB and the following AS_IF
> +AC_MSG_ERROR can all be dropped.

Dropping those worked, at least ./configure passed without problem.

checking systemd/sd-daemon.h usability... yes
checking systemd/sd-daemon.h presence... yes
checking for systemd/sd-daemon.h... yes
checking for sd_listen_fds in -lsystemd-daemon... no
checking for SYSTEMD... yes
configure: creating ./config.status
config.status: creating ../config/Tools.mk
config.status: creating hotplug/FreeBSD/rc.d/xencommons
config.status: creating hotplug/Linux/init.d/sysconfig.xencommons
config.status: creating hotplug/Linux/init.d/xen-watchdog
config.status: creating hotplug/Linux/init.d/xencommons
config.status: creating hotplug/Linux/init.d/xendomains
config.status: creating hotplug/Linux/systemd/proc-xen.mount
config.status: creating hotplug/Linux/systemd/var-lib-xenstored.mount
config.status: creating hotplug/Linux/systemd/xen-init-dom0.service
config.status: creating
hotplug/Linux/systemd/xen-qemu-dom0-disk-backend.service
config.status: creating hotplug/Linux/systemd/xen-watchdog.service
config.status: creating hotplug/Linux/systemd/xenconsoled.service
config.status: creating hotplug/Linux/systemd/xendomains.service
config.status: creating hotplug/Linux/systemd/xenstored.service
config.status: creating hotplug/Linux/systemd/xenstored.socket
config.status: creating hotplug/Linux/systemd/xenstored_ro.socket
config.status: creating hotplug/Linux/vif-setup
config.status: creating hotplug/Linux/xen-backend.rules
config.status: creating hotplug/Linux/xen-hotplug-common.sh
config.status: creating hotplug/Linux/xendomains
config.status: creating hotplug/NetBSD/rc.d/xencommons
config.status: creating config.h


Wei.

> 
> Ian.

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