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	jmc	1.1	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			])