AC_DEFUN([mfx_ACC_CHECK_ENDIAN], [
AC_C_BIGENDIAN([AC_DEFINE(ACC_ABI_BIG_ENDIAN,1,[Define to 1 if your machine is big endian.])],[AC_DEFINE(ACC_ABI_LITTLE_ENDIAN,1,[Define to 1 if your machine is little endian.])])
])#

AC_DEFUN([mfx_ACC_CHECK_HEADERS], [
AC_HEADER_TIME
AC_CHECK_HEADERS([assert.h ctype.h dirent.h errno.h fcntl.h float.h limits.h malloc.h memory.h setjmp.h signal.h stdarg.h stddef.h stdint.h stdio.h stdlib.h string.h strings.h time.h unistd.h utime.h sys/stat.h sys/time.h sys/types.h sys/wait.h])
])#

AC_DEFUN([mfx_ACC_CHECK_FUNCS], [
AC_CHECK_FUNCS(access alloca atexit atoi atol chmod chown ctime difftime fstat gettimeofday gmtime localtime longjmp lstat memcmp memcpy memmove memset mktime qsort raise setjmp signal snprintf strcasecmp strchr strdup strerror strftime stricmp strncasecmp strnicmp strrchr strstr time umask utime vsnprintf)
])#


AC_DEFUN([mfx_ACC_CHECK_SIZEOF], [
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)

AC_CHECK_SIZEOF(long long)
AC_CHECK_SIZEOF(__int16)
AC_CHECK_SIZEOF(__int32)
AC_CHECK_SIZEOF(__int64)

AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(size_t)
AC_CHECK_SIZEOF(ptrdiff_t)
])#


# /***********************************************************************
# // Check for ACC_conformance
# ************************************************************************/

AC_DEFUN([mfx_ACC_ACCCHK], [
mfx_tmp=$1
mfx_save_CPPFLAGS=$CPPFLAGS
dnl in Makefile.in $(INCLUDES) will be before $(CPPFLAGS), so we mimic this here
test "X$mfx_tmp" = "X" || CPPFLAGS="$mfx_tmp $CPPFLAGS"

AC_MSG_CHECKING([whether your compiler passes the ACC conformance test])

AC_LANG_CONFTEST([AC_LANG_PROGRAM(
[[#define ACC_CONFIG_NO_HEADER 1
#include "acc/acc.h"
#include "acc/acc_incd.h"
#undef ACCCHK_ASSERT
#define ACCCHK_ASSERT(expr)     ACC_COMPILE_TIME_ASSERT_HEADER(expr)
#include "acc/acc_chk.ch"
#undef ACCCHK_ASSERT
static void test_acc_compile_time_assert(void) {
#define ACCCHK_ASSERT(expr)     ACC_COMPILE_TIME_ASSERT(expr)
#include "acc/acc_chk.ch"
#undef ACCCHK_ASSERT
}
#undef NDEBUG
#include <assert.h>
static int test_acc_run_time_assert(int r) {
#define ACCCHK_ASSERT(expr)     assert(expr);
#include "acc/acc_chk.ch"
#undef ACCCHK_ASSERT
return r;
}
]], [[
test_acc_compile_time_assert();
if (test_acc_run_time_assert(1) != 1) return 1;
]]
)])

mfx_tmp=FAILED
_AC_COMPILE_IFELSE([], [mfx_tmp=yes])
rm -f conftest.$ac_ext conftest.$ac_objext

CPPFLAGS=$mfx_save_CPPFLAGS

AC_MSG_RESULT([$mfx_tmp])
case x$mfx_tmp in
  xpassed | xyes) ;;
  *)
    AC_MSG_NOTICE([])
    AC_MSG_NOTICE([Your compiler failed the ACC conformance test - for details see ])
    AC_MSG_NOTICE([`config.log'. Please check that log file and consider sending])
    AC_MSG_NOTICE([a patch or bug-report to <${PACKAGE_BUGREPORT}>.])
    AC_MSG_NOTICE([Thanks for your support.])
    AC_MSG_NOTICE([])
    AC_MSG_ERROR([ACC conformance test failed. Stop.])
dnl    AS_EXIT
    ;;
esac
])# mfx_ACC_ACCCHK


# /***********************************************************************
# // Check for ACC_conformance
# ************************************************************************/

AC_DEFUN([mfx_MINIACC_ACCCHK], [
mfx_tmp=$1
mfx_save_CPPFLAGS=$CPPFLAGS
dnl in Makefile.in $(INCLUDES) will be before $(CPPFLAGS), so we mimic this here
test "X$mfx_tmp" = "X" || CPPFLAGS="$mfx_tmp $CPPFLAGS"

AC_MSG_CHECKING([whether your compiler passes the ACC conformance test])

AC_LANG_CONFTEST([AC_LANG_PROGRAM(
[[#define ACC_CONFIG_NO_HEADER 1
#define ACC_WANT_ACC_INCD_H 1
#include $2

#define ACC_WANT_ACC_CHK_CH 1
#undef ACCCHK_ASSERT
#define ACCCHK_ASSERT(expr)     ACC_COMPILE_TIME_ASSERT_HEADER(expr)
#include $2

#define ACC_WANT_ACC_CHK_CH 1
#undef ACCCHK_ASSERT
#define ACCCHK_ASSERT(expr)     ACC_COMPILE_TIME_ASSERT(expr)
static void test_acc_compile_time_assert(void) {
#include $2
}

#undef NDEBUG
#include <assert.h>
#define ACC_WANT_ACC_CHK_CH 1
#undef ACCCHK_ASSERT
#define ACCCHK_ASSERT(expr)  assert(expr);
static int test_acc_run_time_assert(int r) {
#include $2
return r;
}
]], [[
test_acc_compile_time_assert();
if (test_acc_run_time_assert(1) != 1) return 1;
]]
)])

mfx_tmp=FAILED
_AC_COMPILE_IFELSE([], [mfx_tmp=yes])
rm -f conftest.$ac_ext conftest.$ac_objext

CPPFLAGS=$mfx_save_CPPFLAGS

AC_MSG_RESULT([$mfx_tmp])
case x$mfx_tmp in
  xpassed | xyes) ;;
  *)
    AC_MSG_NOTICE([])
    AC_MSG_NOTICE([Your compiler failed the ACC conformance test - for details see ])
    AC_MSG_NOTICE([`config.log'. Please check that log file and consider sending])
    AC_MSG_NOTICE([a patch or bug-report to <${PACKAGE_BUGREPORT}>.])
    AC_MSG_NOTICE([Thanks for your support.])
    AC_MSG_NOTICE([])
    AC_MSG_ERROR([ACC conformance test failed. Stop.])
dnl    AS_EXIT
    ;;
esac
])# mfx_MINIACC_ACCCHK



# serial 1

AC_DEFUN([mfx_PROG_CPPFLAGS], [
AC_MSG_CHECKING([whether the C preprocessor needs special flags])

AC_LANG_CONFTEST([AC_LANG_PROGRAM(
[[#include <limits.h>
#if (32767 >= 4294967295ul) || (65535u >= 4294967295ul)
#  include "your C preprocessor is broken 1"
#elif (0xffffu == 0xfffffffful)
#  include "your C preprocessor is broken 2"
#elif (32767 >= ULONG_MAX) || (65535u >= ULONG_MAX)
#  include "your C preprocessor is broken 3"
#endif
]], [[ ]]
)])

mfx_save_CPPFLAGS=$CPPFLAGS
mfx_tmp=ERROR
for mfx_arg in "" -no-cpp-precomp
do
  CPPFLAGS="$mfx_arg $mfx_save_CPPFLAGS"
  _AC_COMPILE_IFELSE([],
[mfx_tmp=$mfx_arg
break])
done
CPPFLAGS=$mfx_save_CPPFLAGS
rm -f conftest.$ac_ext conftest.$ac_objext
case x$mfx_tmp in
  x)
    AC_MSG_RESULT([none needed]) ;;
  xERROR)
    AC_MSG_RESULT([ERROR])
    AC_MSG_ERROR([your C preprocessor is broken - for details see config.log])
    ;;
  *)
    AC_MSG_RESULT([$mfx_tmp])
    CPPFLAGS="$mfx_tmp $CPPFLAGS"
    ;;
esac
])# mfx_PROG_CPPFLAGS



# serial 3

AC_DEFUN([mfx_CHECK_HEADER_SANE_LIMITS_H], [
AC_CACHE_CHECK([whether limits.h is sane],
mfx_cv_header_sane_limits_h,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <limits.h>
#if (32767 >= 4294967295ul) || (65535u >= 4294967295ul)
#  if defined(__APPLE__) && defined(__GNUC__)
#    error "your preprocessor is broken - use compiler option -no-cpp-precomp"
#  else
#    include "your preprocessor is broken"
#  endif
#endif
#define MFX_0xffff          0xffff
#define MFX_0xffffffffL     4294967295ul
#if !defined(CHAR_BIT) || (CHAR_BIT != 8)
#  include "error CHAR_BIT"
#endif
#if !defined(UCHAR_MAX)
#  include "error UCHAR_MAX 1"
#endif
#if !defined(USHRT_MAX)
#  include "error USHRT_MAX 1"
#endif
#if !defined(UINT_MAX)
#  include "error UINT_MAX 1"
#endif
#if !defined(ULONG_MAX)
#  include "error ULONG_MAX 1"
#endif
#if !defined(SHRT_MAX)
#  include "error SHRT_MAX 1"
#endif
#if !defined(INT_MAX)
#  include "error INT_MAX 1"
#endif
#if !defined(LONG_MAX)
#  include "error LONG_MAX 1"
#endif
#if (UCHAR_MAX < 1)
#  include "error UCHAR_MAX 2"
#endif
#if (USHRT_MAX < 1)
#  include "error USHRT_MAX 2"
#endif
#if (UINT_MAX < 1)
#  include "error UINT_MAX 2"
#endif
#if (ULONG_MAX < 1)
#  include "error ULONG_MAX 2"
#endif
#if (UCHAR_MAX < 0xff)
#  include "error UCHAR_MAX 3"
#endif
#if (USHRT_MAX < MFX_0xffff)
#  include "error USHRT_MAX 3"
#endif
#if (UINT_MAX < MFX_0xffff)
#  include "error UINT_MAX 3"
#endif
#if (ULONG_MAX < MFX_0xffffffffL)
#  include "error ULONG_MAX 3"
#endif
#if (USHRT_MAX > UINT_MAX)
#  include "error USHRT_MAX vs UINT_MAX"
#endif
#if (UINT_MAX > ULONG_MAX)
#  include "error UINT_MAX vs ULONG_MAX"
#endif
]], [[
#if (USHRT_MAX == MFX_0xffff)
{ typedef char a_short2a[1 - 2 * !(sizeof(short) == 2)]; }
#elif (USHRT_MAX >= MFX_0xffff)
{ typedef char a_short2b[1 - 2 * !(sizeof(short) > 2)]; }
#endif
#if (UINT_MAX == MFX_0xffff)
{ typedef char a_int2a[1 - 2 * !(sizeof(int) == 2)]; }
#elif (UINT_MAX >= MFX_0xffff)
{ typedef char a_int2b[1 - 2 * !(sizeof(int) > 2)]; }
#endif
#if (ULONG_MAX == MFX_0xffff)
{ typedef char a_long2a[1 - 2 * !(sizeof(long) == 2)]; }
#elif (ULONG_MAX >= MFX_0xffff)
{ typedef char a_long2b[1 - 2 * !(sizeof(long) > 2)]; }
#endif
#if (USHRT_MAX == MFX_0xffffffffL)
{ typedef char a_short4a[1 - 2 * !(sizeof(short) == 4)]; }
#elif (USHRT_MAX >= MFX_0xffffffffL)
{ typedef char a_short4b[1 - 2 * !(sizeof(short) > 4)]; }
#endif
#if (UINT_MAX == MFX_0xffffffffL)
{ typedef char a_int4a[1 - 2 * !(sizeof(int) == 4)]; }
#elif (UINT_MAX >= MFX_0xffffffffL)
{ typedef char a_int4b[1 - 2 * !(sizeof(int) > 4)]; }
#endif
#if (ULONG_MAX == MFX_0xffffffffL)
{ typedef char a_long4a[1 - 2 * !(sizeof(long) == 4)]; }
#elif (ULONG_MAX >= MFX_0xffffffffL)
{ typedef char a_long4b[1 - 2 * !(sizeof(long) > 4)]; }
#endif
]])],
[mfx_cv_header_sane_limits_h=yes],
[mfx_cv_header_sane_limits_h=no])])
])

# /***********************************************************************
# // standard
# ************************************************************************/

AC_DEFUN([mfx_LZO_CHECK_ENDIAN], [
AC_C_BIGENDIAN([AC_DEFINE(LZO_ABI_BIG_ENDIAN,1,[Define to 1 if your machine is big endian.])],[AC_DEFINE(LZO_ABI_LITTLE_ENDIAN,1,[Define to 1 if your machine is little endian.])])
])#


# /***********************************************************************
# //
# ************************************************************************/

dnl more types which are not yet covered by ACC

AC_DEFUN([mfx_CHECK_SIZEOF], [
AC_CHECK_SIZEOF(__int32)
AC_CHECK_SIZEOF(intmax_t)
AC_CHECK_SIZEOF(uintmax_t)
AC_CHECK_SIZEOF(intptr_t)
AC_CHECK_SIZEOF(uintptr_t)

AC_CHECK_SIZEOF(float)
AC_CHECK_SIZEOF(double)
AC_CHECK_SIZEOF(long double)

AC_CHECK_SIZEOF(dev_t)
AC_CHECK_SIZEOF(fpos_t)
AC_CHECK_SIZEOF(mode_t)
AC_CHECK_SIZEOF(off_t)
AC_CHECK_SIZEOF(ssize_t)
AC_CHECK_SIZEOF(time_t)
])#



AC_DEFUN([mfx_CHECK_LIB_WINMM], [
if test "X$GCC" = Xyes; then
case $host_os in
cygwin* | mingw* | pw32*)
     test "X$LIBS" != "X" && LIBS="$LIBS "
     LIBS="${LIBS}-lwinmm" ;;
*)
     ;;
esac
fi
])#