scummvm-cross-compile.patch

   1 --- vanilla-20071026/configure  2007-10-26 01:46:59.000000000 -0400
   2 +++ scummvm-20071026/configure  2007-10-27 02:08:06.000000000 -0400
   3 @@ -240,34 +240,25 @@
   4  #
   5  find_type_with_size ()
   6  {
   7 +for datatype in int short char long unknown; do
   8  cat <<EOF >tmp_find_type_with_size.cpp
   9 -#include <stdio.h>
  10 -int main(int argc, char **argv)
  11 -{
  12 -       int size = argv[1][0] - '0';
  13 -       if (size == sizeof(int))
  14 -               printf("int\n");
  15 -       else if (size == sizeof(short))
  16 -               printf("short\n");
  17 -       else if (size == sizeof(char))
  18 -               printf("char\n");
  19 -       else if (size == sizeof(long))
  20 -               printf("long\n");
  21 -       else {
  22 -               printf("unknown\n");
  23 -               return 1;
  24 -       }
  25 -
  26 +typedef $datatype ac__type_sizeof_;
  27 +int main() {
  28 +       static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) == $1)];
  29 +       test_array [0] = 0;
  30         return 0;
  31  }
  32  EOF
  33 -if eval "$CXX $CXXFLAGS -o tmp_find_type_with_size$EXEEXT tmp_find_type_with_size.cpp"; then
  34 -       datatype=`./tmp_find_type_with_size $1`
  35 +if ! $CXX $CXXFLAGS -o tmp_find_type_with_size$EXEEXT tmp_find_type_with_size.cpp 2>/dev/null; then
  36         if test "$datatype" = "unknown"; then
  37                 echo "couldn't find data type with $1 bytes"
  38                 exit 1
  39         fi
  40 +       continue
  41 +else
  42 +       break
  43  fi
  44 +done
  45  rm -f tmp_find_type_with_size$EXEEXT tmp_find_type_with_size.cpp
  46  echo $datatype
  47  }
  48 @@ -577,10 +568,14 @@
  49         _host_cpu=i586
  50         ;;
  51  *)
  52 -       guessed_host=`$_srcdir/config.guess`
  53 -       _host_cpu=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
  54 -       _host_os=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
  55 -       _host_vendor=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
  56 +       if test -z "$_host"; then
  57 +               _host=`$_srcdir/config.guess`
  58 +       else
  59 +               _host=`$_srcdir/config.sub $_host`
  60 +       fi
  61 +       _host_cpu=`echo $_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
  62 +       _host_os=`echo $_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
  63 +       _host_vendor=`echo $_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
  64         ;;
  65  esac
  66
  67 @@ -619,7 +614,7 @@
  68  #
  69  echo_n "Looking for C++ compiler... "
  70  if test -n "$_host"; then
  71 -       compilers="$CXX $_host_cpu-$_host_os-g++ $_host_cpu-$_host_os-c++"
  72 +       compilers="$CXX $_host_cpu-$_host_os-g++ $_host_cpu-$_host_os-c++ $_host-g++ $_host-c++"
  73  else
  74         compilers="$CXX g++ c++"
  75  fi
  76 @@ -737,6 +732,108 @@
  77  add_to_config_mk_if_no $_build_hq_scalers   'DISABLE_HQ_SCALERS = 1'
  78  add_to_config_mk_if_no $_build_scalers      'DISABLE_SCALERS = 1'
  79
  80 +#
  81 +# Check for endianness
  82 +#
  83 +echo_n "Checking endianness... "
  84 +cat <<EOF >tmp_endianness_check.cpp
  85 +short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
  86 +short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
  87 +void _ascii() { char* s = (char*) ascii_mm; s = (char*) ascii_ii; }
  88 +short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
  89 +short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
  90 +void _ebcdic() { char* s = (char*) ebcdic_mm; s = (char*) ebcdic_ii; }
  91 +int main() { _ascii (); _ebcdic (); return 0; }
  92 +EOF
  93 +$CXX $CXXFLAGS -c -o tmp_endianness_check.o tmp_endianness_check.cpp
  94 +if grep BIGenDianSyS tmp_endianness_check.o >/dev/null; then
  95 +       _endian=big
  96 +else
  97 +       _endian=little
  98 +fi
  99 +echo $_endian;
 100 +rm -f tmp_endianness_check.o tmp_endianness_check.cpp
 101 +
 102 +#
 103 +# Determine data type sizes
 104 +# TODO: proper error checking
 105 +# TODO: Actually, we should check individually for both signed & unsigned
 106 +# data types - there are systems on which the size of an unsigned int
 107 +# differs from that of a signed int!
 108 +# However, so far we haven't encountered one of those, so we can live with
 109 +# the limited check for now.
 110 +#
 111 +echo_n "Type with 1 byte... "
 112 +type_1_byte=`find_type_with_size 1`
 113 +echo "$type_1_byte"
 114 +
 115 +echo_n "Type with 2 bytes... "
 116 +type_2_byte=`find_type_with_size 2`
 117 +echo "$type_2_byte"
 118 +
 119 +echo_n "Type with 4 bytes... "
 120 +type_4_byte=`find_type_with_size 4`
 121 +echo "$type_4_byte"
 122 +
 123 +#
 124 +# Check whether we can use x86 asm routines
 125 +#
 126 +echo_n "Running on x86... "
 127 +case $_host_cpu in
 128 +       i386|i486|i586|i686)
 129 +               _have_x86=yes
 130 +               ;;
 131 +       *)
 132 +               _have_x86=no
 133 +               ;;
 134 +esac
 135 +echo "$_have_x86"
 136 +
 137 +#
 138 +# Determine build settings
 139 +#
 140 +# TODO - also add an command line option to override this?!?
 141 +echo_n "Checking hosttype... "
 142 +echo $_host_os
 143 +case $_host_os in
 144 +       linux* | uclinux* | openbsd* | freebsd* | netbsd* | bsd* | sunos* | hpux* | beos*)
 145 +               DEFINES="$DEFINES -DUNIX"
 146 +               ;;
 147 +       solaris*)
 148 +               DEFINES="$DEFINES -DUNIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 149 +               ;;
 150 +       irix*)
 151 +               DEFINES="$DEFINES -DUNIX -DIRIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 152 +               LIBS="$LIBS -lmd "
 153 +               _ranlib=:
 154 +               ;;
 155 +       darwin*)
 156 +               DEFINES="$DEFINES -DUNIX -DMACOSX"
 157 +               LIBS="$LIBS -framework QuickTime -framework AudioUnit -framework AudioToolbox -framework Carbon -framework CoreMIDI"
 158 +               ;;
 159 +       mingw*)
 160 +               DEFINES="$DEFINES -DWIN32"
 161 +               LIBS="$LIBS -lmingw32 -lwinmm"
 162 +               OBJS="$OBJS scummvmico.o"
 163 +               ;;
 164 +       cygwin*)
 165 +               DEFINES="$DEFINES -mno-cygwin -DWIN32"
 166 +               LIBS="$LIBS -mno-cygwin -lmingw32 -lwinmm"
 167 +               OBJS="$OBJS scummvmico.o"
 168 +               ;;
 169 +       os2-emx*)
 170 +               DEFINES="$DEFINES -DUNIX"
 171 +               ;;
 172 +       mint*)
 173 +               DEFINES="$DEFINES -DUNIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 174 +               ;;
 175 +       # given this is a shell script assume some type of unix
 176 +       *)
 177 +               echo "WARNING: could not establish system type, assuming unix like"
 178 +               DEFINES="$DEFINES -DUNIX"
 179 +               ;;
 180 +esac
 181 +
 182  if test -n "$_host"; then
 183         # Cross-compiling mode - add your target here if needed
 184         case "$_host" in
 185 @@ -762,6 +859,9 @@
 186                         add_line_to_config_mk 'USE_ARM_SOUND_ASM = 1'
 187                         add_line_to_config_mk 'USE_ARM_SMUSH_ASM = 1'
 188                         ;;
 189 +               bfin*)
 190 +                       _need_memalign=yes
 191 +                       ;;
 192                 gp2x)
 193                         echo "Cross-compiling to $_host, forcing endianness, alignment and type sizes"
 194                         DEFINES="$DEFINES -DUNIX -DGP2X -DUSE_ARM_SOUND_ASM -DUSE_ARM_SMUSH_ASM"
 195 @@ -813,97 +913,12 @@
 196                         OBJS="$OBJS scummvmico.o"
 197                 ;;
 198                 *)
 199 -                       echo "Cross-compiling to unknown target $_host, please add your target to configure."
 200 -                       exit 1
 201 +                       echo "Continuing with auto-detected values ... if you have problems, please add your target to configure."
 202                         ;;
 203         esac
 204
 205  else
 206         #
 207 -       # Determine build settings
 208 -       #
 209 -       # TODO - also add an command line option to override this?!?
 210 -       echo_n "Checking hosttype... "
 211 -       echo $_host_os
 212 -       case $_host_os in
 213 -               linux* | openbsd* | freebsd* | netbsd* | bsd* | sunos* | hpux* | beos*)
 214 -                       DEFINES="$DEFINES -DUNIX"
 215 -                       ;;
 216 -               solaris*)
 217 -                       DEFINES="$DEFINES -DUNIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 218 -                       ;;
 219 -               irix*)
 220 -                       DEFINES="$DEFINES -DUNIX -DIRIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 221 -                       LIBS="$LIBS -lmd "
 222 -                       _ranlib=:
 223 -                       ;;
 224 -               darwin*)
 225 -                       DEFINES="$DEFINES -DUNIX -DMACOSX"
 226 -                       LIBS="$LIBS -framework QuickTime -framework AudioUnit -framework AudioToolbox -framework Carbon -framework CoreMIDI"
 227 -                       ;;
 228 -               mingw*)
 229 -                       DEFINES="$DEFINES -DWIN32"
 230 -                       LIBS="$LIBS -lmingw32 -lwinmm"
 231 -                       OBJS="$OBJS scummvmico.o"
 232 -                       ;;
 233 -               cygwin*)
 234 -                       DEFINES="$DEFINES -mno-cygwin -DWIN32"
 235 -                       LIBS="$LIBS -mno-cygwin -lmingw32 -lwinmm"
 236 -                       OBJS="$OBJS scummvmico.o"
 237 -                       ;;
 238 -               os2-emx*)
 239 -                       DEFINES="$DEFINES -DUNIX"
 240 -                       ;;
 241 -               mint*)
 242 -                       DEFINES="$DEFINES -DUNIX -DSYSTEM_NOT_SUPPORTING_D_TYPE"
 243 -                       ;;
 244 -               # given this is a shell script assume some type of unix
 245 -               *)
 246 -                       echo "WARNING: could not establish system type, assuming unix like"
 247 -                       DEFINES="$DEFINES -DUNIX"
 248 -                       ;;
 249 -       esac
 250 -
 251 -       #
 252 -       # Check for endianness
 253 -       #
 254 -       echo_n "Checking endianness... "
 255 -       cat <<EOF >tmp_endianness_check.cpp
 256 -#include <stdio.h>
 257 -#include <stdlib.h>
 258 -int main(int argc, char **argv)
 259 -{
 260 -       unsigned int data = 0x01234567;
 261 -       char *ptr = (char *)&data;
 262 -       if (ptr[0] == 0x01 && ptr[1] == 0x23 && ptr[2] == 0x45 && ptr[3] == 0x67)
 263 -               printf("big\n");
 264 -       else if (ptr[3] == 0x01 && ptr[2] == 0x23 && ptr[1] == 0x45 && ptr[0] == 0x67)
 265 -               printf("little\n");
 266 -       else
 267 -               printf("unknown\n");
 268 -       return 0;
 269 -}
 270 -EOF
 271 -       $CXX $CXXFLAGS -o tmp_endianness_check$EXEEXT tmp_endianness_check.cpp
 272 -       _endian=`./tmp_endianness_check`
 273 -       echo $_endian;
 274 -       rm -f tmp_endianness_check$EXEEXT tmp_endianness_check.cpp
 275 -
 276 -       #
 277 -       # Check whether we can use x86 asm routines
 278 -       #
 279 -       echo_n "Running on x86... "
 280 -       case $_host_cpu in
 281 -               i386|i486|i586|i686)
 282 -                       _have_x86=yes
 283 -                       ;;
 284 -               *)
 285 -                       _have_x86=no
 286 -                       ;;
 287 -       esac
 288 -       echo "$_have_x86"
 289 -
 290 -       #
 291         # Check whether memory alignment is required
 292         #
 293         echo_n "Alignment required... "
 294 @@ -949,28 +964,6 @@
 295                         ;;
 296         esac
 297         echo "$_need_memalign"
 298 -
 299 -       #
 300 -       # Determine data type sizes
 301 -       # TODO: proper error checking
 302 -       # TODO: Actually, we should check individually for both signed & unsigned
 303 -       # data types - there are systems on which the size of an unsigned int
 304 -       # differs from that of a signed int!
 305 -       # However, so far we haven't encountered one of those, so we can live with
 306 -       # the limited check for now.
 307 -       #
 308 -       echo_n "Type with 1 byte... "
 309 -       type_1_byte=`find_type_with_size 1`
 310 -       echo "$type_1_byte"
 311 -
 312 -       echo_n "Type with 2 bytes... "
 313 -       type_2_byte=`find_type_with_size 2`
 314 -       echo "$type_2_byte"
 315 -
 316 -       echo_n "Type with 4 bytes... "
 317 -       type_4_byte=`find_type_with_size 4`
 318 -       echo "$type_4_byte"
 319 -
 320  fi
 321
 322  #