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e64f2fab92
LIBVIRT_ARG_WITH_ALT is more generic than LIBVIRT_ARG_WITH, which is tailored at switching features on and off. Rename the macros according to their intended purpose, and add some documentation to help developers pick between the two.
81 lines
2.9 KiB
Plaintext
81 lines
2.9 KiB
Plaintext
dnl The libselinux.so library
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dnl
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dnl Copyright (C) 2012-2014, 2016 Red Hat, Inc.
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dnl
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dnl This library is free software; you can redistribute it and/or
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dnl modify it under the terms of the GNU Lesser General Public
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dnl License as published by the Free Software Foundation; either
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dnl version 2.1 of the License, or (at your option) any later version.
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dnl
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dnl This library is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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dnl Lesser General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU Lesser General Public
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dnl License along with this library. If not, see
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dnl <http://www.gnu.org/licenses/>.
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dnl
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AC_DEFUN([LIBVIRT_ARG_SELINUX],[
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LIBVIRT_ARG_WITH_FEATURE([SELINUX], [SELinux], [check])
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LIBVIRT_ARG_WITH([SELINUX_MOUNT], [set SELinux mount point], [check])
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])
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AC_DEFUN([LIBVIRT_CHECK_SELINUX],[
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LIBVIRT_CHECK_LIB([SELINUX], [selinux],
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[fgetfilecon_raw], [selinux/selinux.h])
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if test "$with_selinux" = "yes"; then
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# libselinux changed signatures between 2.2 and 2.3
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AC_CACHE_CHECK([for selinux setcon parameter type], [lv_cv_setcon_const],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[[
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#include <selinux/selinux.h>
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int setcon(char *context);
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]])],
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[lv_cv_setcon_const=''],
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[lv_cv_setcon_const='const'])])
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AC_DEFINE_UNQUOTED([VIR_SELINUX_CTX_CONST], [$lv_cv_setcon_const],
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[Define to empty or 'const' depending on how SELinux qualifies its
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security context parameters])
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# ...and again for 2.5
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AC_CACHE_CHECK([for selinux selabel_open parameter type],
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[lv_cv_selabel_open_const],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[[
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#include <selinux/selinux.h>
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#include <selinux/label.h>
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struct selabel_handle *selabel_open(unsigned, struct selinux_opt *, unsigned);
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]])],
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[lv_cv_selabel_open_const=''],
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[lv_cv_selabel_open_const='const'])])
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AC_DEFINE_UNQUOTED([VIR_SELINUX_OPEN_CONST], [$lv_cv_selabel_open_const],
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[Define to empty or 'const' depending on how SELinux qualifies its
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selabel_open parameter])
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AC_MSG_CHECKING([SELinux mount point])
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if test "$with_selinux_mount" = "check" || test -z "$with_selinux_mount"; then
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if test -d /sys/fs/selinux ; then
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SELINUX_MOUNT=/sys/fs/selinux
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else
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SELINUX_MOUNT=/selinux
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fi
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else
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SELINUX_MOUNT=$with_selinux_mount
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fi
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AC_MSG_RESULT([$SELINUX_MOUNT])
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AC_DEFINE_UNQUOTED([SELINUX_MOUNT], ["$SELINUX_MOUNT"], [SELinux mount point])
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dnl We prefer to use <selinux/label.h> and selabel_open, but can fall
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dnl back to matchpathcon for the sake of RHEL 5's version of libselinux.
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AC_CHECK_HEADERS([selinux/label.h])
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fi
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])
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AC_DEFUN([LIBVIRT_RESULT_SELINUX],[
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LIBVIRT_RESULT_LIB([SELINUX])
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])
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