macros/ssl-check.m4

   1 dnl $Id: ssl-check.m4,v 1.4 2001-12-01 15:17:33 srittau Exp $
   2 dnl Autoconf macro to check for SSL or OpenSSL
   3
   4 AC_DEFUN([AC_PATH_SSL], [
   5         AC_ARG_WITH(ssl-dir, [  --with-ssl-dir=PATH     specify path to OpenSSL installation (must contain
   6                           lib and include dirs)],
   7                 [
   8                         if test "x$withval" = "xno"; then
   9                                 tryssl=no
  10                         else
  11                                 tryssldir="$withval"
  12                         fi
  13                 ], [tryssl=yes]
  14         )
  15
  16         SSL_CFLAGS=""
  17         SSL_LIBS=""
  18         compile_ssl=no
  19
  20         if test "$tryssl" = "yes"; then
  21                 AC_MSG_CHECKING([for SSL])
  22                 for ssldir in "" $tryssldir /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl /usr/local/ssl ; do
  23                         if test -f "$ssldir/include/openssl/cast.h" ; then
  24                                 SSL_CFLAGS="$SSL_CFLAGS -I$ssldir/include -I$ssldir/include/openssl"
  25                                 SSL_LIBS="$SSL_LIBS -L$ssldir/lib -L$ssldir -lcrypto"
  26                                 if test "x$need_dash_r" = "xyes"; then
  27                                         SSL_LIBS="$SSL_LIBS -R$ssldir/lib -R$ssldir"
  28                                 fi
  29                                 AC_MSG_RESULT([$ssldir (enabling RANDNUM and DHX support)])
  30
  31 dnl FIXME: The following looks crude and probably doesn't work properly.
  32                                 dnl Check for the crypto library:
  33                                 AC_CHECK_LIB(crypto, main)
  34                                 dnl Check for "DES" library (for SSLeay, not openssl):
  35                                 AC_CHECK_LIB(des, main)
  36
  37                                 AC_DEFINE(OPENSSL_DHX,  1)
  38                                 AC_DEFINE(UAM_DHX,      1)
  39                                 compile_ssl=yes
  40                                 break
  41                         fi
  42                 done
  43                 if test "x$compile_ssl" = "xno"; then
  44                         AC_MSG_RESULT([no])
  45                 fi
  46         fi
  47         AC_SUBST(SSL_CFLAGS)
  48         AC_SUBST(SSL_LIBS)
  49 ])