libvirt/m4/virt-login-shell.m4
Michal Privoznik 7bf3c13d9c tools: Disable virt-login-shell on mingw
So, after bec787ee9d we are building virt-login-shell
independent of LXC driver. This is nice, but the binary is
enabled by default which makes no sense on mingw. In fact, it
triggers some compilation errors there:

  CC       virt_login_shell-virt-login-shell.o
../../tools/virt-login-shell.c: In function 'main':
../../tools/virt-login-shell.c:289:15: error: implicit declaration of function 'sysconf' [-Werror=implicit-function-declaration]
     openmax = sysconf(_SC_OPEN_MAX);
               ^
../../tools/virt-login-shell.c:289:5: error: nested extern declaration of 'sysconf' [-Werror=nested-externs]
     openmax = sysconf(_SC_OPEN_MAX);
     ^
../../tools/virt-login-shell.c:289:23: error: '_SC_OPEN_MAX' undeclared (first use in this function)
     openmax = sysconf(_SC_OPEN_MAX);
                       ^
../../tools/virt-login-shell.c:289:23: note: each undeclared identifier is reported only once for each function it appears in
cc1: all warnings being treated as errors

While we could workaround sysconf(_SC_OPEN_MAX) issue, the binary
itself makes no sense on systems where no LXC can be spawned.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-12-24 18:03:50 +01:00

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dnl Copyright (c) 2015 SUSE LINUX Products GmbH, Nuernberg, Germany.
dnl
dnl This library is free software; you can redistribute it and/or
dnl modify it under the terms of the GNU Lesser General Public
dnl License as published by the Free Software Foundation; either
dnl version 2.1 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public
dnl License along with this library. If not, see
dnl <http://www.gnu.org/licenses/>.
AC_DEFUN([LIBVIRT_CHECK_LOGIN_SHELL], [
AC_ARG_WITH([login_shell],
[AS_HELP_STRING([--with-login-shell],
[build virt-login-shell @<:@default=check@:>@])])
m4_divert_text([DEFAULTS], [with_login_shell=check])
if test "x$with_login_shell" != "xno"; then
if test "x$with_win" = "xyes"; then
if "x$with_login_shell" = "yes"; then
AC_MSG_ERROR([virt-login-shell is not supported on Windows])
else
with_login_shell=no;
fi
else
with_login_shell=yes;
fi
fi
if test "x$with_login_shell" = "xyes" ; then
AC_DEFINE_UNQUOTED([WITH_LOGIN_SHELL], 1, [whether virt-login-shell is built])
fi
AM_CONDITIONAL([WITH_LOGIN_SHELL], [test "$with_login_shell" = "yes"])
])