| dnl Process this file with autoconf 2.52+ to produce a configure script. |
| dnl |
| dnl Copyright (C) 2001 Philipp Rumpf |
| dnl Copyright (C) 2004 Henrique de Moraes Holschuh <hmh@debian.org> |
| dnl |
| dnl This program is free software; you can redistribute it and/or modify |
| dnl it under the terms of the GNU General Public License as published by |
| dnl the Free Software Foundation; either version 2 of the License, or |
| dnl (at your option) any later version. |
| dnl |
| dnl This program 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 |
| dnl GNU General Public License for more details. |
| dnl |
| dnl You should have received a copy of the GNU General Public License |
| dnl along with this program; if not, write to the Free Software |
| dnl Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA |
| |
| AC_INIT(rng-tools, 5, [Jeff Garzik <jgarzik@pobox.com>]) |
| AC_PREREQ(2.52) |
| AC_CONFIG_SRCDIR([rngd.c]) |
| AM_INIT_AUTOMAKE([gnu]) |
| AC_CONFIG_HEADERS([rng-tools-config.h]) |
| |
| dnl Parse options |
| |
| AC_ARG_WITH([libgcrypt], |
| AS_HELP_STRING([--without-libgcrypt], |
| [Disable libgcrypt support. Systems that support RDRAND but not AES-NI will require libgcrypt in order to use RDRAND as an entropy source. (Default: --with-libgcrypt)]), |
| [], |
| [with_libgcrypt=check] |
| ) |
| |
| dnl Make sure anyone changing configure.ac/Makefile.am has a clue |
| AM_MAINTAINER_MODE |
| |
| dnl Checks for programs |
| AC_PROG_CC |
| AC_PROG_RANLIB |
| AC_PROG_GCC_TRADITIONAL |
| |
| dnl Checks for header files. |
| dnl AC_HEADER_STDC |
| dnl AC_CHECK_HEADERS(sys/ioctl.h unistd.h) |
| |
| dnl Checks for typedefs, structures, and compiler characteristics. |
| dnl AC_TYPE_SIZE_T |
| dnl AC_TYPE_PID_T |
| |
| dnl ----------------------------- |
| dnl Checks for required libraries |
| dnl ----------------------------- |
| |
| dnl ------------------------------------- |
| dnl Checks for optional library functions |
| dnl ------------------------------------- |
| |
| dnl ------------------------------------- |
| dnl Check for libgcrypt support |
| dnl ------------------------------------- |
| |
| AS_IF( |
| [test "x$with_libgcrypt" != "xno"], |
| [ |
| AC_CHECK_HEADER([gcrypt.h], |
| AC_CHECK_LIB( |
| [gcrypt], |
| [gcry_check_version], , |
| [ |
| if test "x$with_libgcrypt" != "xcheck"; then |
| AC_MSG_FAILURE([libgcrypt not found]); else |
| AC_MSG_NOTICE([libgcrypt support disabled]) |
| fi |
| ] |
| ), |
| [if test "x$with_libgcrypt" != "xcheck"; then |
| AC_MSG_FAILURE([libgcrypt headers not found]); else |
| AC_MSG_NOTICE([libgcrypt support disabled]) |
| fi] |
| ) |
| ] |
| ) |
| |
| dnl ----------------- |
| dnl Configure options |
| dnl ----------------- |
| |
| AM_PROG_AS |
| |
| dnl -------------------------- |
| dnl autoconf output generation |
| dnl -------------------------- |
| |
| AC_CONFIG_FILES([Makefile contrib/Makefile rngd.8 rngtest.1]) |
| AC_OUTPUT |