macros/ssl-check.m4

   1 dnl $Id: ssl-check.m4,v 1.3 2001-11-13 15:43:41 srittau Exp $
   2 dnl Autoconf macro to check for SSL or OpenSSL
   3
   4 AC_DEFUN([AC_PATH_SSL], [
   5         tryssl=yes
   6         tryssldir=
   7
   8         AC_ARG_WITH(ssl-dir, [  --with-ssl-dir=PATH     specify path to OpenSSL installation (must contain
   9                           lib and include dirs)],
  10                 [
  11                         if test "x$withval" != "xno"; then
  12                                 tryssldir="$withval"
  13                         else
  14                                 tryssl=no
  15                         fi
  16                 ]
  17         )
  18
  19         SSL_CFLAGS=""
  20         SSL_LIBS=""
  21         compile_ssl=no
  22
  23         if test "$tryssl" = "yes"; then
  24                 AC_MSG_CHECKING([for SSL])
  25                 for ssldir in "" $tryssldir /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl /usr/local/ssl ; do
  26                         if test -f "$ssldir/include/openssl/cast.h" ; then
  27                                 SSL_CFLAGS="$SSL_CFLAGS -I$ssldir/include -I$ssldir/include/openssl"
  28                                 SSL_LIBS="$SSL_LIBS -L$ssldir/lib -L$ssldir -lcrypto"
  29                                 if test "x$need_dash_r" = "xyes"; then
  30                                         SSL_LIBS="$SSL_LIBS -R$ssldir/lib -R$ssldir"
  31                                 fi
  32                                 AC_MSG_RESULT([$ssldir (enabling RANDNUM and DHX support)])
  33
  34 dnl FIXME: The following looks crude and probably doesn't work properly.
  35                                 dnl Check for the crypto library:
  36                                 AC_CHECK_LIB(crypto, main)
  37                                 dnl Check for "DES" library (for SSLeay, not openssl):
  38                                 AC_CHECK_LIB(des, main)
  39
  40                                 AC_DEFINE(OPENSSL_DHX,  1)
  41                                 AC_DEFINE(UAM_DHX,      1)
  42                                 compile_ssl=yes
  43                                 break
  44                         fi
  45                 done
  46                 if test "x$compile_ssl" = "xno"; then
  47                         AC_MSG_RESULT([no])
  48                 fi
  49         fi
  50         AC_SUBST(SSL_CFLAGS)
  51         AC_SUBST(SSL_LIBS)
  52 ])