configure.ac

   1
   2 AC_INIT(openconnect, 3.12)
   3 PKG_PROG_PKG_CONFIG
   4 AC_LANG_C
   5 AM_INIT_AUTOMAKE([foreign])
   6 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
   7
   8 AS_COMPILER_FLAGS(CFLAGS,
   9         "-Wall
  10          -Wextra
  11          -Wno-missing-field-initializers
  12          -Wno-sign-compare
  13          -Wno-unused-parameter
  14          -Werror=pointer-to-int-cast
  15          -Wdeclaration-after-statement
  16          -Werror-implicit-function-declaration
  17          -Wformat-nonliteral
  18          -Wformat-security
  19          -Winit-self
  20          -Wmissing-declarations
  21          -Wmissing-include-dirs
  22          -Wmissing-noreturn
  23          -Wnested-externs
  24          -Wpointer-arith
  25          -Wundef
  26          -Wwrite-strings")
  27
  28 AC_ARG_WITH([openssl],
  29             AS_HELP_STRING([--with-openssl],
  30                            [Location of OpenSSL build dir]),
  31             [OPENSSL_CFLAGS="-I${with_openssl}/include"
  32              OPENSSL_LIBS="${with_openssl}/libssl.a ${with_openssl}/libcrypto.a -ldl -lz"
  33              AC_SUBST(OPENSSL_CFLAGS)
  34              AC_SUBST(OPENSSL_LIBS)
  35              AC_ENABLE_STATIC
  36              AC_DISABLE_SHARED],
  37             [PKG_CHECK_MODULES(OPENSSL, openssl)
  38              AC_ENABLE_SHARED
  39              AC_DISABLE_STATIC])
  40
  41 AC_PROG_LIBTOOL
  42
  43 PKG_CHECK_MODULES(LIBXML2, libxml-2.0)
  44 PKG_CHECK_MODULES(ZLIB, zlib)
  45
  46 libproxy_hdr=no
  47 AC_CHECK_HEADER([libproxy.h],
  48     [libproxy_hdr='"libproxy.h"'],
  49     [AC_CHECK_HEADER([proxy.h],
  50         [libproxy_hdr='"libproxy.h"'])])
  51 if (test "$libproxy_hdr" != "no"); then
  52    AC_DEFINE([LIBPROXY_HDR], $libproxy_hdr)
  53    PKG_CHECK_MODULES(LIBPROXY, libproxy-1.0, AC_SUBST(LIBPROXY_PC, libproxy-1.0), dummy=yes)
  54 fi
  55
  56 AC_CHECK_HEADER([if_tun.h],
  57     [AC_DEFINE([IF_TUN_HDR], ["if_tun.h"])],
  58     [AC_CHECK_HEADER([linux/if_tun.h],
  59         [AC_DEFINE([IF_TUN_HDR], ["linux/if_tun.h"])],
  60         [AC_CHECK_HEADER([net/if_tun.h],
  61             [AC_DEFINE([IF_TUN_HDR], ["net/if_tun.h"])],
  62             [AC_CHECK_HEADER([net/tun/if_tun.h],
  63                 [AC_DEFINE([IF_TUN_HDR], ["net/tun/if_tun.h"])])])])])
  64
  65 AC_CHECK_LIB(ssl, ENGINE_by_id,
  66              AC_DEFINE(HAVE_ENGINE, [1], [OpenSSL has ENGINE support]),
  67              AC_MSG_NOTICE([Building without OpenSSL TPM ENGINE support]),
  68              ${OPENSSL_LIBS})
  69
  70 AC_CHECK_LIB(ssl, dtls1_stop_timer,
  71                   AC_DEFINE(HAVE_DTLS1_STOP_TIMER, [1], [OpenSSL has dtls1_stop_timer() function]),
  72                   ,,${OPENSSL_LIBS})
  73
  74 AC_OUTPUT(Makefile openconnect.pc)