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##*****************************************************************************
## $Id$
##*****************************************************************************
# AUTHOR:
# Mark Grondona <mgrondona@llnl.gov>
# (Mostly taken from OpenSSH configure.ac)
#
# SYNOPSIS:
# X_AC_SLURM_WITH_SSL
#
# DESCRIPTION:
# Process --with-ssl configure flag and search for OpenSSL support.
#
##*****************************************************************************
AC_DEFUN([X_AC_SLURM_WITH_SSL], [
ssl_default_dirs="/usr/local/openssl64 /usr/local/openssl /usr/lib/openssl \
/usr/local/ssl /usr/lib/ssl /usr/local \
/usr/pkg /opt /opt/openssl /usr"
AC_SUBST(SSL_LDFLAGS)
AC_SUBST(SSL_LIBS)
AC_SUBST(SSL_CPPFLAGS)
SSL_LIB_TEST="-lcrypto"
AC_ARG_WITH(ssl,
AS_HELP_STRING(--with-ssl=PATH,Specify path to OpenSSL installation),
[
tryssldir=$withval
# Hack around a libtool bug on AIX.
# libcrypto is in a non-standard library path on AIX (/opt/freeware
# which is specified with --with-ssl), and libtool is not setting
# the correct runtime library path in the binaries.
if test "x$ac_have_aix" = "xyes"; then
SSL_LIB_TEST="-lcrypto-static"
fi
])
saved_LIBS="$LIBS"
saved_LDFLAGS="$LDFLAGS"
saved_CPPFLAGS="$CPPFLAGS"
if test "x$prefix" != "xNONE" ; then
tryssldir="$tryssldir $prefix"
fi
if test "x$tryssldir" != "xno" ; then
AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
for ssldir in $tryssldir "" $ssl_default_dirs; do
CPPFLAGS="$saved_CPPFLAGS"
LDFLAGS="$saved_LDFLAGS"
LIBS="$saved_LIBS $SSL_LIB_TEST"
# Skip directories if they don't exist
if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
continue;
fi
sslincludedir="$ssldir"
if test ! -z "$ssldir"; then
# Try to use $ssldir/lib if it exists, otherwise
# $ssldir
if test -d "$ssldir/lib" ; then
LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
if test ! -z "$need_dash_r" ; then
LDFLAGS="-R$ssldir/lib $LDFLAGS"
fi
else
LDFLAGS="-L$ssldir $saved_LDFLAGS"
if test ! -z "$need_dash_r" ; then
LDFLAGS="-R$ssldir $LDFLAGS"
fi
fi
# Try to use $ssldir/include if it exists, otherwise
# $ssldir
if test -d "$ssldir/include" ; then
sslincludedir="$ssldir/include"
CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
else
CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
fi
fi
test -f "$sslincludedir/openssl/rand.h" || continue
test -f "$sslincludedir/openssl/hmac.h" || continue
test -f "$sslincludedir/openssl/sha.h" || continue
# Basic test to check for compatible version and correct linking
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdlib.h>
#include <openssl/rand.h>
#include <openssl/hmac.h>
#include <openssl/sha.h>
#define SIZE 8
int main(void)
{
int a[SIZE], i;
for (i=0; i<SIZE; i++)
a[i] = rand();
RAND_add(a, sizeof(a), sizeof(a));
return(RAND_status() <= 0);
}
]])],[
ac_have_openssl="yes"
break;
],[
],[])
if test ! -z "$ac_have_openssl" ; then
break;
fi
done
if test ! -z "$ac_have_openssl" ; then
ac_cv_openssldir=$ssldir
fi
])
fi
if test ! -z "$ac_have_openssl" ; then
SSL_LIBS="$SSL_LIB_TEST"
AC_DEFINE(HAVE_OPENSSL, 1, [define if you have openssl.])
if (test ! -z "$ac_cv_openssldir") ; then
dnl Need to recover ssldir - test above runs in subshell
ssldir=$ac_cv_openssldir
if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
# Try to use $ssldir/lib if it exists, otherwise
# $ssldir
if test -d "$ssldir/lib" ; then
SSL_LDFLAGS="-L$ssldir/lib"
else
SSL_LDFLAGS="-L$ssldir"
fi
# Try to use $ssldir/include if it exists, otherwise
# $ssldir
if test -d "$ssldir/include" ; then
SSL_CPPFLAGS="-I$ssldir/include"
else
SSL_CPPFLAGS="-I$ssldir"
fi
fi
fi
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <openssl/evp.h>]], [[EVP_MD_CTX_cleanup(NULL);]])],[AC_DEFINE(HAVE_EVP_MD_CTX_CLEANUP, 1,
[Define to 1 if function EVP_MD_CTX_cleanup exists.])],[])
else
SSL_LIBS=""
AC_MSG_WARN([Could not find working OpenSSL library])
fi
LIBS="$saved_LIBS"
CPPFLAGS="$saved_CPPFLAGS"
LDFLAGS="$saved_LDFLAGS"
])dnl AC_SLURM_WITH_SSL
|