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dnl Based on the one from the Boinc project by Reinhard
AC_DEFUN([AX_CHECK_SSL],
[AC_MSG_CHECKING(for OpenSSL)
SSL_DIR=
found_ssl="no"
AC_ARG_WITH(ssl,
AC_HELP_STRING([--with-ssl],
[Use SSL (in specified installation directory)]),
[check_ssl_dir="$withval"],
[check_ssl_dir=])
for dir in $check_ssl_dir /usr /usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/local ; do
ssldir="$dir"
if test -f "$dir/include/openssl/ssl.h"; then
found_ssl="yes";
SSL_DIR="${ssldir}"
SSL_CFLAGS="-I$ssldir/include -I$ssldir/include/openssl";
break;
fi
if test -f "$dir/include/ssl.h"; then
found_ssl="yes";
SSL_DIR="${ssldir}"
SSL_CFLAGS="-I$ssldir/include/";
break
fi
done
AC_MSG_RESULT($found_ssl)
if test x_$found_ssl != x_yes; then
AC_MSG_ERROR([
----------------------------------------------------------------------
Cannot find SSL libraries.
Please install OpenSSL or specify installation directory with
--with-ssl=(dir).
----------------------------------------------------------------------
])
else
printf "OpenSSL found in $ssldir\n";
SSL_LIBS="-lssl -lcrypto";
SSL_LDFLAGS="-L$ssldir/lib";
AC_DEFINE_UNQUOTED([USE_OPENSSL],[1],
["Define to 1 if you want to use the OpenSSL crypto library"])
AC_SUBST(SSL_CFLAGS)
AC_SUBST(SSL_LDFLAGS)
AC_SUBST(SSL_LIBS)
fi
])dnl
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