source4/lib/tls/config.m4

   1 ###############################
   2 # start SMB_EXT_LIB_GNUTLS
   3 # check for gnutls/gnutls.h and -lgnutls
   4
   5 use_gnutls=auto
   6 AC_ARG_ENABLE(gnutls,
   7 [  --enable-gnutls          Turn on gnutls support (default=yes)],
   8     [if test x$enable_gnutls = xno; then
   9         use_gnutls=no
  10     fi])
  11
  12
  13 if test x$use_gnutls = xauto && pkg-config --exists gnutls; then
  14         SMB_EXT_LIB_FROM_PKGCONFIG(GNUTLS, gnutls < 2.6.0,
  15                                                            [use_gnutls=yes],
  16                                                            [use_gnutls=no])
  17 fi
  18
  19 if test x$use_gnutls = xauto; then
  20         AC_CHECK_HEADERS(gnutls/gnutls.h)
  21         AC_CHECK_LIB_EXT(gnutls, GNUTLS_LIBS, gnutls_global_init)
  22         AC_CHECK_DECL(gnutls_x509_crt_set_version,
  23                                   [AC_DEFINE(HAVE_GNUTLS_X509_CRT_SET_VERSION,1,gnutls set_version)], [], [
  24         #include <gnutls/gnutls.h>
  25         #include <gnutls/x509.h>
  26         ])
  27         if test x"$ac_cv_header_gnutls_gnutls_h" = x"yes" -a x"$ac_cv_lib_ext_gnutls_gnutls_global_init" = x"yes" -a x"$ac_cv_have_decl_gnutls_x509_crt_set_version" = x"yes";then
  28                 SMB_ENABLE(GNUTLS,YES)
  29                 AC_CHECK_DECL(gnutls_x509_crt_set_subject_key_id,
  30                                           [AC_DEFINE(HAVE_GNUTLS_X509_CRT_SET_SUBJECT_KEY_ID,1,gnutls subject_key)], [], [
  31         #include <gnutls/gnutls.h>
  32         #include <gnutls/x509.h>
  33         ])
  34         fi
  35         SMB_EXT_LIB(GNUTLS, $GNUTLS_LIBS)
  36 fi
  37 if test x$use_gnutls = xyes; then
  38         #Some older versions have a different type name
  39         AC_CHECK_TYPES([gnutls_datum],,,[#include "gnutls/gnutls.h"])
  40         AC_CHECK_TYPES([gnutls_datum_t],,,[#include "gnutls/gnutls.h"])
  41         AC_DEFINE(ENABLE_GNUTLS,1,[Whether we have gnutls support (SSL)])
  42 fi