configure.ac

   1
   2 AC_INIT(openconnect, 3.10)
   3 PKG_PROG_PKG_CONFIG
   4 AC_LANG_C
   5 AM_INIT_AUTOMAKE([foreign])
   6
   7 AC_ARG_WITH([openssl],
   8             AS_HELP_STRING([--with-openssl],
   9                            [Location of OpenSSL build dir]),
  10             [OPENSSL_CFLAGS="-I${with_openssl}/include"
  11              OPENSSL_LIBS="${with_openssl}/libssl.a ${with_openssl}/libcrypto.a -ldl -lz"
  12              AC_SUBST(OPENSSL_CFLAGS)
  13              AC_SUBST(OPENSSL_LIBS)
  14              AC_ENABLE_STATIC
  15              AC_DISABLE_SHARED],
  16             [PKG_CHECK_MODULES(OPENSSL, openssl)
  17              AC_ENABLE_SHARED
  18              AC_DISABLE_STATIC])
  19
  20 AC_PROG_LIBTOOL
  21
  22 PKG_CHECK_MODULES(LIBXML2, libxml-2.0)
  23
  24 libproxy_hdr=no
  25 AC_CHECK_HEADER([libproxy.h],
  26     [libproxy_hdr='"libproxy.h"'],
  27     [AC_CHECK_HEADER([proxy.h],
  28         [libproxy_hdr='"libproxy.h"'])])
  29 if (test "$libproxy_hdr" != "no"); then
  30    AC_DEFINE([LIBPROXY_HDR], $libproxy_hdr)
  31    PKG_CHECK_MODULES(LIBPROXY, libproxy-1.0, AC_SUBST(LIBPROXY_PC, libproxy-1.0), dummy=yes)
  32 fi
  33
  34 AC_CHECK_HEADER([if_tun.h],
  35     [AC_DEFINE([IF_TUN_HDR], ["if_tun.h"])],
  36     [AC_CHECK_HEADER([linux/if_tun.h],
  37         [AC_DEFINE([IF_TUN_HDR], ["linux/if_tun.h"])],
  38         [AC_CHECK_HEADER([net/if_tun.h],
  39             [AC_DEFINE([IF_TUN_HDR], ["net/if_tun.h"])],
  40             [AC_CHECK_HEADER([net/tun/if_tun.h],
  41                 [AC_DEFINE([IF_TUN_HDR], ["net/tun/if_tun.h"])])])])])
  42
  43 AC_CHECK_LIB(ssl, ENGINE_by_id,
  44              AC_DEFINE(HAVE_ENGINE, [1], [OpenSSL has ENGINE support]),
  45              AC_MSG_NOTICE([Building without OpenSSL TPM ENGINE support]),
  46              ${OPENSSL_LIBS})
  47
  48 AC_OUTPUT(Makefile openconnect.pc)