libs/md5/configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl
   3 dnl Copyright 1998 - 2004 Double Precision, Inc.  See COPYING for
   4 dnl distribution information.
   5
   6 AC_PREREQ(2.59)
   7 AC_INIT(libmd5, 1.21, courier-users@lists.sourceforge.net)
   8
   9 >confdefs.h  # Kill PACKAGE_ macros
  10
  11 AC_CONFIG_SRCDIR([hmac.c])
  12 AC_CONFIG_AUX_DIR(../..)
  13 AM_CONFIG_HEADER([config.h])
  14 AM_INIT_AUTOMAKE([foreign no-define])
  15
  16 AM_CONDITIONAL(HMACC, test -d ${srcdir}/../libhmac)
  17
  18 dnl Checks for programs.
  19 AC_PROG_AWK
  20 AC_PROG_INSTALL
  21 AC_PROG_LN_S
  22 AC_PROG_CC
  23 AC_PROG_LIBTOOL
  24
  25 if test "$GCC" = yes
  26 then
  27         CFLAGS="-Wall $CFLAGS"
  28 fi
  29
  30 CFLAGS="$CFLAGS -I$srcdir/.. -I.."
  31
  32 dnl Checks for libraries.
  33
  34 dnl Checks for header files.
  35 AC_HEADER_STDC
  36
  37 AC_CHECK_HEADERS(sys/types.h)
  38
  39
  40 AC_ARG_WITH(int32,
  41 [  --with-int32='type'     use 'type' for an unsigned 32 bit integer type
  42                           ( default is 'unsigned')],
  43         int32="$withval", [
  44
  45                 AC_MSG_CHECKING(for uint32_t)
  46
  47                 AC_TRY_COMPILE([
  48 #if HAVE_SYS_TYPES_H
  49 #include        <sys/types.h>
  50 #endif
  51                 ],[
  52                         uint32_t        i=0;
  53                 ], [ AC_MSG_RESULT(yes) ; int32="uint32_t"], [
  54
  55                 AC_MSG_RESULT(no)
  56                 AC_MSG_CHECKING(for u_int_32_t)
  57
  58                 AC_TRY_COMPILE([
  59 #if HAVE_SYS_TYPES_H
  60 #include        <sys/types.h>
  61 #endif
  62                         ],[
  63                                 u_int32_t       i=0;
  64                         ], [AC_MSG_RESULT(yes); int32="u_int32_t"],[
  65
  66                         AC_MSG_RESULT(no)
  67
  68                         AC_CHECK_SIZEOF(unsigned, 0)
  69                         if test "$ac_cv_sizeof_unsigned" != 4
  70                         then
  71                                 AC_CHECK_SIZEOF(unsigned long, 0)
  72                                 if test "$ac_cv_sizeof_unsigned_long" != 4
  73                                 then
  74                                         AC_CHECK_SIZEOF(unsigned short, 0)
  75                                         if test "$ac_cv_sizeof_unsigned_short" != 4
  76                                         then
  77                                                 AC_ERROR(--with-int32 option is required)
  78                                         fi
  79                                         int32="unsigned short"
  80                                 fi
  81                                 int32="unsigned long"
  82                         else
  83                                 int32="unsigned"
  84                         fi
  85                         ])
  86                 ])
  87         ]
  88 )
  89 UINT32="$int32"
  90
  91 AC_DEFINE_UNQUOTED(MD5_WORD, $UINT32, [ 32 bit data type ])
  92
  93 dnl Checks for typedefs, structures, and compiler characteristics.
  94 AC_C_CONST
  95 AC_SYS_LARGEFILE
  96
  97 dnl Checks for library functions.
  98
  99 AC_OUTPUT(Makefile)