acinclude.m4

   1 dnl Based on the one from the Boinc project by Reinhard
   2
   3 AC_DEFUN([AX_CHECK_SSL],
   4 [AC_MSG_CHECKING(for OpenSSL)
   5 SSL_DIR=
   6 found_ssl="no"
   7 AC_ARG_WITH(ssl,
   8     AC_HELP_STRING([--with-ssl],
   9        [Use SSL (in specified installation directory)]),
  10     [check_ssl_dir="$withval"],
  11     [check_ssl_dir=])
  12 for dir in $check_ssl_dir /usr /usr/local/ssl /usr/lib/ssl /usr/ssl /usr/pkg /usr/local ; do
  13    ssldir="$dir"
  14    if test -f "$dir/include/openssl/ssl.h"; then
  15      found_ssl="yes";
  16      SSL_DIR="${ssldir}"
  17      SSL_CFLAGS="-I$ssldir/include -I$ssldir/include/openssl";
  18      break;
  19    fi
  20    if test -f "$dir/include/ssl.h"; then
  21      found_ssl="yes";
  22      SSL_DIR="${ssldir}"
  23      SSL_CFLAGS="-I$ssldir/include/";
  24      break
  25    fi
  26 done
  27 AC_MSG_RESULT($found_ssl)
  28 if test x_$found_ssl != x_yes; then
  29    AC_MSG_ERROR([
  30 ----------------------------------------------------------------------
  31   Cannot find SSL libraries.
  32
  33   Please install OpenSSL or specify installation directory with
  34   --with-ssl=(dir).
  35 ----------------------------------------------------------------------
  36 ])
  37 else
  38         printf "OpenSSL found in $ssldir\n";
  39         SSL_LIBS="-lssl -lcrypto";
  40         SSL_LDFLAGS="-L$ssldir/lib";
  41         AC_DEFINE_UNQUOTED([USE_OPENSSL],[1],
  42           ["Define to 1 if you want to use the OpenSSL crypto library"])
  43         AC_SUBST(SSL_CFLAGS)
  44         AC_SUBST(SSL_LDFLAGS)
  45         AC_SUBST(SSL_LIBS)
  46 fi
  47 ])dnl