mpack-1.6-4/cmulocal/openssl.m4

dnl
dnl macros for configure.in to detect openssl
dnl $Id: openssl.m4,v 1.6 2003/02/13 16:55:54 rjs3 Exp $
dnl

AC_DEFUN(CMU_HAVE_OPENSSL, [
AC_ARG_WITH(openssl,[  --with-openssl=PATH     use OpenSSL from PATH],
        with_openssl=$withval, with_openssl="yes")

        save_CPPFLAGS=$CPPFLAGS
        save_LDFLAGS=$LDFLAGS

        if test -d $with_openssl; then
          CPPFLAGS="${CPPFLAGS} -I${with_openssl}/include"
          LDFLAGS="${LDFLAGS} -L${with_openssl}/lib"
        fi

case "$with_openssl" in
        no)
          with_openssl="no";;
        *) 
          dnl if openssl has been compiled with the rsaref2 libraries,
          dnl we need to include the rsaref libraries in the crypto check
                LIB_RSAREF=""
                AC_CHECK_LIB(rsaref, RSAPublicEncrypt,
                       LIB_RSAREF="-lRSAglue -lrsaref"; cmu_have_rsaref=yes,
                       cmu_have_rsaref=no)

                AC_CHECK_HEADER(openssl/evp.h, [
                        AC_CHECK_LIB(crypto, EVP_DigestInit,
                                        with_openssl="yes",
                                        with_openssl="no", $LIB_RSAREF)],
                        with_openssl=no)
                ;;
esac

        if test "$with_openssl" != "no"; then
                AC_DEFINE(HAVE_OPENSSL)
        else
                CPPFLAGS=$save_CPPFLAGS
                LDFLAGS=$save_LDFLAGS
        fi
])
1	dnl
2	dnl macros for configure.in to detect openssl
3	dnl $Id: openssl.m4,v 1.6 2003/02/13 16:55:54 rjs3 Exp $
4	dnl
5
6	AC_DEFUN(CMU_HAVE_OPENSSL, [
7	AC_ARG_WITH(openssl,[ --with-openssl=PATH use OpenSSL from PATH],
8	with_openssl=$withval, with_openssl="yes")
9
10	save_CPPFLAGS=$CPPFLAGS
11	save_LDFLAGS=$LDFLAGS
12
13	if test -d $with_openssl; then
14	CPPFLAGS="${CPPFLAGS} -I${with_openssl}/include"
15	LDFLAGS="${LDFLAGS} -L${with_openssl}/lib"
16	fi
17
18	case "$with_openssl" in
19	no)
20	with_openssl="no";;
21	*)
22	dnl if openssl has been compiled with the rsaref2 libraries,
23	dnl we need to include the rsaref libraries in the crypto check
24	LIB_RSAREF=""
25	AC_CHECK_LIB(rsaref, RSAPublicEncrypt,
26	LIB_RSAREF="-lRSAglue -lrsaref"; cmu_have_rsaref=yes,
27	cmu_have_rsaref=no)
28
29	AC_CHECK_HEADER(openssl/evp.h, [
30	AC_CHECK_LIB(crypto, EVP_DigestInit,
31	with_openssl="yes",
32	with_openssl="no", $LIB_RSAREF)],
33	with_openssl=no)
34	;;
35	esac
36
37	if test "$with_openssl" != "no"; then
38	AC_DEFINE(HAVE_OPENSSL)
39	else
40	CPPFLAGS=$save_CPPFLAGS
41	LDFLAGS=$save_LDFLAGS
42	fi
43	])