[libvirt] [PATCH v6 1/6] add a configure option --with-fuse to prepare introduction of fuse support for libvirt lxc

[Gao feng]

add a configure option --with-fuse to prepare introduction
of fuse support for libvirt lxc.

With help from Daniel

Signed-off-by: Gao feng <gaofeng at cn.fujitsu.com>
---
 configure.ac    |   36 ++++++++++++++++++++++++++++++++++++
 libvirt.spec.in |    9 +++++++++
 2 files changed, 45 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index 8810efd..0cac7fd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -115,6 +115,7 @@ LIBSSH2_REQUIRED="1.0"
 LIBSSH2_TRANSPORT_REQUIRED="1.3"
 LIBBLKID_REQUIRED="2.17"
 DBUS_REQUIRED="1.0.0"
+FUSE_REQUIRED="2.8.6"
 
 dnl Checks for C compiler.
 AC_PROG_CC
@@ -1857,6 +1858,36 @@ AC_SUBST([CAPNG_CFLAGS])
 AC_SUBST([CAPNG_LIBS])
 
 
+dnl libfuse
+AC_ARG_WITH([fuse],
+  AC_HELP_STRING([--with-fuse], [use libfuse to proivde fuse filesystem support for libvirt lxc]),
+  [],
+  [with_fuse=check])
+dnl
+dnl This check looks for 'fuse'
+dnl
+FUSE_CFLAGS=
+FUSE_LIBS=
+if test "x$with_fuse" != "xno"; then
+  PKG_CHECK_MODULES([FUSE], [fuse >= $FUSE_REQUIRED],
+    [with_fuse=yes], [
+    if test "x$with_fuse" = "xcheck" ; then
+        with_fuse=no
+    else
+        AC_MSG_ERROR(
+          [You must install fuse Library to compile libvirt])
+    fi
+  ])
+  if test "x$with_fuse" = "xyes" ; then
+    FUSE_LIBS="-lfuse"
+    FUSE_CFLAGS="-D_FILE_OFFSET_BITS=64"
+    AC_DEFINE_UNQUOTED([HAVE_FUSE], 1, [whether fuse is available for libvirt lxc])
+  fi
+fi
+AM_CONDITIONAL([HAVE_FUSE], [test "x$with_fuse" = "xyes"])
+AC_SUBST([FUSE_CFLAGS])
+AC_SUBST([FUSE_LIBS])
+
 
 dnl virsh libraries
 AC_CHECK_HEADERS([readline/readline.h])
@@ -3161,6 +3192,11 @@ AC_MSG_NOTICE([   capng: $CAPNG_CFLAGS $CAPNG_LIBS])
 else
 AC_MSG_NOTICE([   capng: no])
 fi
+if test "$with_fuse" = "yes" ; then
+AC_MSG_NOTICE([    fuse: $FUSE_CFLAGS $FUSE_LIBS])
+else
+AC_MSG_NOTICE([    fuse: no])
+fi
 if test "$with_xen" = "yes" ; then
 AC_MSG_NOTICE([     xen: $XEN_CFLAGS $XEN_LIBS])
 else
diff --git a/libvirt.spec.in b/libvirt.spec.in
index 511949e..8fe0d77 100644
--- a/libvirt.spec.in
+++ b/libvirt.spec.in
@@ -93,6 +93,7 @@
 # A few optional bits off by default, we enable later
 %define with_polkit        0%{!?_without_polkit:0}
 %define with_capng         0%{!?_without_capng:0}
+%define with_fuse          0%{!?_without_fuse:0}
 %define with_netcf         0%{!?_without_netcf:0}
 %define with_udev          0%{!?_without_udev:0}
 %define with_hal           0%{!?_without_hal:0}
@@ -503,6 +504,9 @@ BuildRequires: numactl-devel
 %if %{with_capng}
 BuildRequires: libcap-ng-devel >= 0.5.0
 %endif
+%if %{with_fuse}
+BuildRequires: fuse-devel >= 2.8.6
+%endif
 %if %{with_phyp} || %{with_libssh2_transport}
 %if %{with_libssh2_transport}
 BuildRequires: libssh2-devel >= 1.3.0
@@ -1186,6 +1190,10 @@ of recent versions of Linux (and other OSes).
 %define _without_capng --without-capng
 %endif
 
+%if ! %{with_fuse}
+%define _without_fuse --without-fuse
+%endif
+
 %if ! %{with_netcf}
 %define _without_netcf --without-netcf
 %endif
@@ -1289,6 +1297,7 @@ autoreconf -if
            %{?_without_numactl} \
            %{?_without_numad} \
            %{?_without_capng} \
+           %{?_without_fuse} \
            %{?_without_netcf} \
            %{?_without_selinux} \
            %{?_with_selinux_mount} \
-- 
1.7.7.6