acinclude.m4.in

qgo-1.5.4-r3.tar.gz linux下一个很好玩的游戏

AC_MSG_CHECKING([if gethostname needs custom prototype])
AC_CACHE_VAL(ac_cv_proto_gethostname,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
if eval "test \"`echo $ac_cv_func_gethostname`\" = yes"; then
  ac_cv_proto_gethostname=no
else
  AC_TRY_LINK([
#include <stdlib.h>
#include <unistd.h>

extern "C" int gethostname (char *, int);
],
[
char buffer[200];
gethostname(buffer, 200);
],
  ac_cv_func_gethostname=yes
  ac_cv_proto_gethostname=yes,
  AC_MSG_RESULT([fatal error])
  AC_MSG_ERROR(gethostname unavailable))
fi
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_proto_gethostname)

if eval "test \"`echo $ac_cv_proto_gethostname`\" = no"; then
  AC_DEFINE(HAVE_GETHOSTNAME_PROTO, 1,
  [Define if you have gethostname prototype])
fi
if eval "test \"`echo $ac_cv_func_gethostname`\" = yes"; then
  AC_DEFINE(HAVE_GETHOSTNAME, 1, [Define if you have gethostname])
fi
])

AC_DEFUN(AC_CHECK_USLEEP,
[
AC_MSG_CHECKING([for usleep])
AC_CACHE_VAL(ac_cv_func_usleep,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $LIBUCB"
AC_TRY_LINK([
#include <stdlib.h>
#include <unistd.h>
],
[
usleep(200);
],
ac_cv_func_usleep=yes,
ac_cv_func_usleep=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_func_usleep)
if eval "test \"`echo $ac_cv_func_usleep`\" = yes"; then
  AC_DEFINE(HAVE_USLEEP, 1, [Define if you have the usleep function])
fi
])

AC_DEFUN(AC_CHECK_RANDOM,
[
AC_MSG_CHECKING([for random])
AC_CACHE_VAL(ac_cv_func_random,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $LIBUCB"
AC_TRY_LINK([
#include <stdlib.h>
],
[
random();
],
ac_cv_func_random=yes,
ac_cv_func_random=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_func_random)
if eval "test \"`echo $ac_cv_func_random`\" = yes"; then
  AC_DEFINE(HAVE_RANDOM, 1, [Define if you have random])
fi
])

AC_DEFUN(AC_FIND_GIF,
   [AC_MSG_CHECKING([for giflib])
AC_CACHE_VAL(ac_cv_lib_gif,
[ac_save_LIBS="$LIBS"
if test "x$kde_use_qt_emb" != "xyes"; then
LIBS="$all_libraries -lgif -lX11 $LIBSOCKET"
else
LIBS="$all_libraries -lgif"
fi
AC_TRY_LINK(dnl
[
#ifdef __cplusplus
extern "C" {
#endif
int GifLastError(void);
#ifdef __cplusplus
}
#endif
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
],
            [return GifLastError();],
            eval "ac_cv_lib_gif=yes",
            eval "ac_cv_lib_gif=no")
LIBS="$ac_save_LIBS"
])dnl
if eval "test \"`echo $ac_cv_lib_gif`\" = yes"; then
  AC_MSG_RESULT(yes)
  AC_DEFINE_UNQUOTED(HAVE_LIBGIF, 1, [Define if you have libgif])
else
  AC_MSG_ERROR(You need giflib30. Please install the kdesupport package)
fi
])

AC_DEFUN(KDE_FIND_JPEG_HELPER,
[
AC_MSG_CHECKING([for libjpeg$2])
AC_CACHE_VAL(ac_cv_lib_jpeg_$1,
[
AC_LANG_C
ac_save_LIBS="$LIBS"
LIBS="$all_libraries $USER_LDFLAGS -ljpeg$2 -lm"
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
AC_TRY_LINK(
[/* Override any gcc2 internal prototype to avoid an error.  */
struct jpeg_decompress_struct;
typedef struct jpeg_decompress_struct * j_decompress_ptr;
typedef int size_t;
#ifdef __cplusplus
extern "C" {
#endif
    void jpeg_CreateDecompress(j_decompress_ptr cinfo,
                                    int version, size_t structsize);
#ifdef __cplusplus
}
#endif
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
],
            [jpeg_CreateDecompress(0L, 0, 0);],
            eval "ac_cv_lib_jpeg_$1=-ljpeg$2",
            eval "ac_cv_lib_jpeg_$1=no")
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
])

if eval "test ! \"`echo $ac_cv_lib_jpeg_$1`\" = no"; then
  LIBJPEG="$ac_cv_lib_jpeg_$1"
  AC_MSG_RESULT($ac_cv_lib_jpeg_$1)
else
  AC_MSG_RESULT(no)
  $3
fi

])

AC_DEFUN(AC_FIND_JPEG,
[
dnl first look for libraries
KDE_FIND_JPEG_HELPER(6b, 6b,
   KDE_FIND_JPEG_HELPER(normal, [],
    [
       LIBJPEG=
    ]
   )
)

dnl then search the headers (can't use simply AC_TRY_xxx, as jpeglib.h
dnl requires system dependent includes loaded before it)
jpeg_incdirs="/usr/include /usr/local/include $kde_extra_includes"
AC_FIND_FILE(jpeglib.h, $jpeg_incdirs, jpeg_incdir)
test "x$jpeg_incdir" = xNO && jpeg_incdir=

dnl if headers _and_ libraries are missing, this is no error, and we
dnl continue with a warning (the user will get no jpeg support in khtml)
dnl if only one is missing, it means a configuration error, but we still
dnl only warn
if test -n "$jpeg_incdir" && test -n "$LIBJPEG" ; then
  AC_DEFINE_UNQUOTED(HAVE_LIBJPEG, 1, [Define if you have libjpeg])
else
  if test -n "$jpeg_incdir" || test -n "$LIBJPEG" ; then
    AC_MSG_WARN([
There is an installation error in jpeg support. You seem to have only one
of either the headers _or_ the libraries installed. You may need to either
provide correct --with-extra-... options, or the development package of
libjpeg6b. You can get a source package of libjpeg from http://www.ijg.org/
Disabling JPEG support.
])
  else
    AC_MSG_WARN([libjpeg not found. disable JPEG support.])
  fi
  jpeg_incdir=
  LIBJPEG=
fi

AC_SUBST(LIBJPEG)
])

AC_DEFUN(KDE_CHECK_QT_JPEG,
[
AC_MSG_CHECKING([if Qt needs $LIBJPEG])
AC_CACHE_VAL(kde_cv_qt_jpeg,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_save_LIBS="$LIBS"
LIBS="$all_libraries $USER_LDFLAGS $LIBQT"
LIBS=`echo $LIBS | sed "s/$LIBJPEG//"`
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS $all_includes $USER_INCLUDES"
AC_TRY_LINK(
[#include <qapplication.h>],
            [
            int argc;
            char** argv;
            QApplication app(argc, argv);],
            eval "kde_cv_qt_jpeg=no",
            eval "kde_cv_qt_jpeg=yes")
LIBS="$ac_save_LIBS"
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])

if eval "test ! \"`echo $kde_cv_qt_jpeg`\" = no"; then
  AC_MSG_RESULT(yes)
  LIBJPEG_QT='$(LIBJPEG)'
else
  AC_MSG_RESULT(no)
  LIBJPEG_QT=
fi

])

AC_DEFUN(AC_FIND_ZLIB,
[
AC_REQUIRE([KDE_CHECK_EXTRA_LIBS])
AC_MSG_CHECKING([for libz])
AC_CACHE_VAL(ac_cv_lib_z,
[
AC_LANG_C
kde_save_LIBS="$LIBS"
LIBS="$all_libraries $USER_LDFLAGS -lz $LIBSOCKET"
kde_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
AC_TRY_LINK(dnl
[
#include<zlib.h>
],
            [return (zlibVersion() == ZLIB_VERSION); ],
            eval "ac_cv_lib_z='-lz'",
            eval "ac_cv_lib_z=no")
LIBS="$kde_save_LIBS"
CFLAGS="$kde_save_CFLAGS"
])dnl
if test ! "$ac_cv_lib_z" = no; then
  AC_DEFINE_UNQUOTED(HAVE_LIBZ, 1, [Define if you have libz])
  LIBZ="$ac_cv_lib_z"
  AC_SUBST(LIBZ)
  AC_MSG_RESULT($ac_cv_lib_z)
else
  AC_MSG_ERROR(not found. Check your installation and look into config.log)
  LIBZ=""
  AC_SUBST(LIBZ)
fi
])

AC_DEFUN(KDE_TRY_TIFFLIB,
[
AC_MSG_CHECKING([for libtiff $1])

AC_CACHE_VAL(kde_cv_libtiff_$1,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
kde_save_LIBS="$LIBS"
if test "x$kde_use_qt_emb" != "xyes"; then
LIBS="$all_libraries $USER_LDFLAGS -l$1 $LIBJPEG $LIBZ -lX11 $LIBSOCKET -lm"
else
LIBS="$all_libraries $USER_LDFLAGS -l$1 $LIBJPEG $LIBZ -lm"
fi
kde_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS $all_includes $USER_INCLUDES"

AC_TRY_LINK(dnl
[
#include<tiffio.h>
],
    [return (TIFFOpen( "", "r") == 0); ],
[
    kde_cv_libtiff_$1="-l$1 $LIBJPEG $LIBZ"
], [
    kde_cv_libtiff_$1=no
])

LIBS="$kde_save_LIBS"
CXXFLAGS="$kde_save_CXXFLAGS"
AC_LANG_RESTORE
])

if test "$kde_cv_libtiff_$1" = "no"; then
    AC_MSG_RESULT(no)
    LIBTIFF=""
    $3
else
    LIBTIFF="$kde_cv_libtiff_$1"
    AC_MSG_RESULT(yes)
    AC_DEFINE_UNQUOTED(HAVE_LIBTIFF, 1, [Define if you have libtiff])
    $2
fi

])

AC_DEFUN(AC_FIND_TIFF,
[
AC_REQUIRE([K_PATH_X])
AC_REQUIRE([AC_FIND_ZLIB])
AC_REQUIRE([AC_FIND_JPEG])
AC_REQUIRE([KDE_CHECK_EXTRA_LIBS])

KDE_TRY_TIFFLIB(tiff, [],
   KDE_TRY_TIFFLIB(tiff34))

AC_SUBST(LIBTIFF)
])


AC_DEFUN(AC_FIND_PNG,
[
AC_REQUIRE([KDE_CHECK_EXTRA_LIBS])
AC_REQUIRE([AC_FIND_ZLIB])
AC_MSG_CHECKING([for libpng])
AC_CACHE_VAL(ac_cv_lib_png,
[
kde_save_LIBS="$LIBS"
if test "x$kde_use_qt_emb" != "xyes"; then
LIBS="$LIBS $all_libraries $USER_LDFLAGS -lpng $LIBZ -lm -lX11 $LIBSOCKET"
else
LIBS="$LIBS $all_libraries $USER_LDFLAGS -lpng $LIBZ -lm"
fi
kde_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
AC_LANG_C
AC_TRY_LINK(dnl
    [
    #include<png.h>
    ],
    [
    png_structp png_ptr = png_create_read_struct(  /* image ptr */
		PNG_LIBPNG_VER_STRING, 0, 0, 0 );
    return( png_ptr != 0 );
    ],
    eval "ac_cv_lib_png='-lpng $LIBZ -lm'",
    eval "ac_cv_lib_png=no"
)
LIBS="$kde_save_LIBS"
CFLAGS="$kde_save_CFLAGS"
])dnl
if eval "test ! \"`echo $ac_cv_lib_png`\" = no"; then
  AC_DEFINE_UNQUOTED(HAVE_LIBPNG, 1, [Define if you have libpng])
  LIBPNG="$ac_cv_lib_png"
  AC_SUBST(LIBPNG)
  AC_MSG_RESULT($ac_cv_lib_png)
else
  AC_MSG_RESULT(no)
  LIBPNG=""
  AC_SUBST(LIBPNG)
fi
])

AC_DEFUN(AC_CHECK_BOOL,
[
  AC_DEFINE_UNQUOTED(HAVE_BOOL, 1, [You _must_ have bool])
])

AC_DEFUN(AC_CHECK_GNU_EXTENSIONS,
[
AC_MSG_CHECKING(if you need GNU extensions)
AC_CACHE_VAL(ac_cv_gnu_extensions,
[
cat > conftest.c << EOF
#include <features.h>

#ifdef __GNU_LIBRARY__
yes
#endif
EOF

if (eval "$ac_cpp conftest.c") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_gnu_extensions=yes
else
  ac_cv_gnu_extensions=no
fi
])

AC_MSG_RESULT($ac_cv_gnu_extensions)
if test "$ac_cv_gnu_extensions" = "yes"; then
  AC_DEFINE_UNQUOTED(_GNU_SOURCE, 1, [Define if you need to use the GNU extensions])
fi
])

AC_DEFUN(KDE_CHECK_COMPILER_FLAG,
[
AC_MSG_CHECKING(whether $CXX supports -$1)
kde_cache=`echo $1 | sed 'y% .=/+-%____p_%'`
AC_CACHE_VAL(kde_cv_prog_cxx_$kde_cache,
[
  AC_LANG_SAVE
  AC_LANG_CPLUSPLUS
  save_CXXFLAGS="$CXXFLAGS"
  CXXFLAGS="$CXXFLAGS -$1"
  AC_TRY_LINK([],[ return 0; ], [eval "kde_cv_prog_cxx_$kde_cache=yes"], [])
  CXXFLAGS="$save_CXXFLAGS"
  AC_LANG_RESTORE
])
if eval "test \"`echo '$kde_cv_prog_cxx_'$kde_cache`\" = yes"; then
 AC_MSG_RESULT(yes)
 :
 $2
else
 AC_MSG_RESULT(no)
 :
 $3
fi
])

dnl AC_REMOVE_FORBIDDEN removes forbidden arguments from variables
dnl use: AC_REMOVE_FORBIDDEN(CC, [-forbid -bad-option whatever])
dnl it's all white-space separated
AC_DEFUN(AC_REMOVE_FORBIDDEN,
[ __val=$$1
  __forbid=" $2 "
  if test -n "$__val"; then
    __new=""
    ac_save_IFS=$IFS
    IFS=" 	"
    for i in $__val; do
      case "$__forbid" in
        *" $i "*) AC_MSG_WARN([found forbidden $i in $1, removing it]) ;;
	*) # Careful to not add spaces, where there were none, because otherwise
	   # libtool gets confused, if we change e.g. CXX
	   if test -z "$__new" ; then __new=$i ; else __new="$__new $i" ; fi ;;
      esac
    done
    IFS=$ac_save_IFS
    $1=$__new
  fi
])

dnl AC_VALIDIFY_CXXFLAGS checks for forbidden flags the user may have given
AC_DEFUN(AC_VALIDIFY_CXXFLAGS,
[dnl
if test "x$kde_use_qt_emb" != "xyes"; then
 AC_REMOVE_FORBIDDEN(CXX, [-fno-rtti -rpath])
 AC_REMOVE_FORBIDDEN(CXXFLAGS, [-fno-rtti -rpath])
else
 AC_REMOVE_FORBIDDEN(CXX, [-rpath])
 AC_REMOVE_FORBIDDEN(CXXFLAGS, [-rpath])
fi
])

AC_DEFUN(AC_CHECK_COMPILERS,
[
  AC_ARG_ENABLE(debug,[  --enable-debug[=ARG]    enables debug symbols (yes|no|full) [default=no]],
  [
    case $enableval in
      yes)
        kde_use_debug_code="yes"
        kde_use_debug_define=no
        ;;
      full)
        kde_use_debug_code="full"
        kde_use_debug_define=no
        ;;
      *)
        kde_use_debug_code="no"
        kde_use_debug_define=yes
        ;;
    esac
  ], 
    [kde_use_debug_code="no"
      kde_use_debug_define=no
  ])

  dnl Just for configure --help
  AC_ARG_ENABLE(dummyoption,[  --disable-debug         disables debug output and debug symbols [default=no]],[],[])

  AC_ARG_ENABLE(strict,[  --enable-strict         compiles with strict compile