configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5 # set temporary file name
   6 if test ! -z "$TMPDIR" ; then
   7     TMPDIR1="${TMPDIR}"
   8 elif test ! -z "$TEMPDIR" ; then
   9     TMPDIR1="${TEMPDIR}"
  10 else
  11     TMPDIR1="/tmp"
  12 fi
  13
  14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
  15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
  16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}"
  17 TMPS="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.S"
  18
  19 # default parameters
  20 prefix="/usr/local"
  21 interp_prefix="/usr/gnemul/qemu-i386"
  22 static="no"
  23 cross_prefix=""
  24 cc="gcc"
  25 host_cc="gcc"
  26 ar="ar"
  27 make="make"
  28 strip="strip"
  29 cpu=`uname -m`
  30 target_list="i386 i386-softmmu arm"
  31 case "$cpu" in
  32   i386|i486|i586|i686|i86pc|BePC)
  33     cpu="i386"
  34   ;;
  35   armv4l)
  36     cpu="armv4l"
  37   ;;
  38   alpha)
  39     cpu="alpha"
  40   ;;
  41   "Power Macintosh"|ppc|ppc64)
  42     cpu="powerpc"
  43   ;;
  44   mips)
  45     cpu="mips"
  46   ;;
  47   s390)
  48     cpu="s390"
  49   ;;
  50   sparc)
  51     cpu="sparc"
  52   ;;
  53   sparc64)
  54     cpu="sparc64"
  55   ;;
  56   ia64)
  57     cpu="ia64"
  58   ;;
  59   m68k)
  60     cpu="m68k"
  61   ;;
  62   *)
  63     cpu="unknown"
  64   ;;
  65 esac
  66 gprof="no"
  67 bigendian="no"
  68
  69 # OS specific
  70 targetos=`uname -s`
  71 case $targetos in
  72 *) ;;
  73 esac
  74
  75 ##########################################
  76 # SDL probe
  77
  78 cat > $TMPC << EOF
  79 #include <SDL.h>
  80 #undef main /* We don't want SDL to override our main() */
  81 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
  82 EOF
  83
  84 sdl_too_old=no
  85 sdl=no
  86 if $cc -o $TMPE `sdl-config --cflags` $TMPC `sdl-config --libs`  2> /dev/null  ; then
  87 _sdlversion=`sdl-config --version | sed 's/[^0-9]//g'`
  88 if test "$_sdlversion" -lt 121 ; then
  89 sdl_too_old=yes
  90 else
  91 sdl=yes
  92 fi
  93 fi
  94
  95 # find source path
  96 # XXX: we assume an absolute path is given when launching configure,
  97 # except in './configure' case.
  98 source_path=${0%configure}
  99 source_path=${source_path%/}
 100 source_path_used="yes"
 101 if test -z "$source_path" -o "$source_path" = "." ; then
 102     source_path=`pwd`
 103     source_path_used="no"
 104 fi
 105
 106 for opt do
 107   case "$opt" in
 108   --prefix=*) prefix=`echo $opt | cut -d '=' -f 2`
 109   ;;
 110   --interp-prefix=*) interp_prefix=`echo $opt | cut -d '=' -f 2`
 111   ;;
 112   --source-path=*) source_path=`echo $opt | cut -d '=' -f 2`
 113   ;;
 114   --cross-prefix=*) cross_prefix=`echo $opt | cut -d '=' -f 2`
 115   ;;
 116   --cc=*) cc=`echo $opt | cut -d '=' -f 2`
 117   ;;
 118   --make=*) make=`echo $opt | cut -d '=' -f 2`
 119   ;;
 120   --extra-cflags=*) CFLAGS="${opt#--extra-cflags=}"
 121   ;;
 122   --extra-ldflags=*) LDFLAGS="${opt#--extra-ldflags=}"
 123   ;;
 124   --extra-libs=*) extralibs=${opt#--extra-libs=}
 125   ;;
 126   --cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
 127   ;;
 128   --target-list=*) target_list=${opt#--target-list=}
 129   ;;
 130   --enable-gprof) gprof="yes"
 131   ;;
 132   --static) static="yes"
 133   ;;
 134   --disable-sdl) sdl="no"
 135   ;;
 136   esac
 137 done
 138
 139 # Checking for CFLAGS
 140 if test -z "$CFLAGS"; then
 141     CFLAGS="-O2"
 142 fi
 143
 144 cc="${cross_prefix}${cc}"
 145 ar="${cross_prefix}${ar}"
 146 strip="${cross_prefix}${strip}"
 147
 148 if test -z "$cross_prefix" ; then
 149
 150 # ---
 151 # big/little endian test
 152 cat > $TMPC << EOF
 153 #include <inttypes.h>
 154 int main(int argc, char ** argv){
 155         volatile uint32_t i=0x01234567;
 156         return (*((uint8_t*)(&i))) == 0x67;
 157 }
 158 EOF
 159
 160 if $cc -o $TMPE $TMPC 2>/dev/null ; then
 161 $TMPE && bigendian="yes"
 162 else
 163 echo big/little test failed
 164 fi
 165
 166 else
 167
 168 # if cross compiling, cannot launch a program, so make a static guess
 169 if test "$cpu" = "powerpc" -o "$cpu" = "mips" -o "$cpu" = "s390" -o "$cpu" = "sparc" -o "$cpu" = "sparc64" -o "$cpu" = "m68k"; then
 170     bigendian="yes"
 171 fi
 172
 173 fi
 174
 175 # check gcc options support
 176 cat > $TMPC <<EOF
 177 int main(void) {
 178 }
 179 EOF
 180
 181 have_gcc3_options="no"
 182 if $cc -fno-reorder-blocks -fno-optimize-sibling-calls -o $TMPO $TMPC 2> /dev/null ; then
 183    have_gcc3_options="yes"
 184 fi
 185
 186 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
 187 cat << EOF
 188
 189 Usage: configure [options]
 190 Options: [defaults in brackets after descriptions]
 191
 192 EOF
 193 echo "Standard options:"
 194 echo "  --help                   print this message"
 195 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
 196 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc. [$interp_prefix]"
 197 echo "  --target-list=LIST       set target list [$target_list]"
 198 echo ""
 199 echo "Advanced options (experts only):"
 200 echo "  --source-path=PATH       path of source code [$source_path]"
 201 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
 202 echo "  --cc=CC                  use C compiler CC [$cc]"
 203 echo "  --make=MAKE              use specified make [$make]"
 204 echo "  --static                 enable static build [$static]"
 205 echo ""
 206 echo "NOTE: The object files are build at the place where configure is launched"
 207 exit 1
 208 fi
 209
 210 echo "Install prefix    $prefix"
 211 echo "Source path       $source_path"
 212 echo "ELF interp prefix $interp_prefix"
 213 echo "C compiler        $cc"
 214 echo "make              $make"
 215 echo "host CPU          $cpu"
 216 echo "host big endian   $bigendian"
 217 echo "target list       $target_list"
 218 echo "gprof enabled     $gprof"
 219 echo "static build      $static"
 220 echo "SDL support       $sdl"
 221 if test $sdl_too_old = "yes"; then
 222 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support"
 223 fi
 224
 225 config_mak="config-host.mak"
 226 config_h="config-host.h"
 227
 228 echo "Creating $config_mak and $config_h"
 229
 230 echo "# Automatically generated by configure - do not modify" > $config_mak
 231 echo "/* Automatically generated by configure - do not modify */" > $config_h
 232
 233 echo "prefix=$prefix" >> $config_mak
 234 echo "MAKE=$make" >> $config_mak
 235 echo "CC=$cc" >> $config_mak
 236 if test "$have_gcc3_options" = "yes" ; then
 237   echo "HAVE_GCC3_OPTIONS=yes" >> $config_mak
 238 fi
 239 echo "HOST_CC=$host_cc" >> $config_mak
 240 echo "AR=$ar" >> $config_mak
 241 echo "STRIP=$strip -s -R .comment -R .note" >> $config_mak
 242 echo "CFLAGS=$CFLAGS" >> $config_mak
 243 echo "LDFLAGS=$LDFLAGS" >> $config_mak
 244 if test "$cpu" = "i386" ; then
 245   echo "ARCH=i386" >> $config_mak
 246   echo "#define HOST_I386 1" >> $config_h
 247 elif test "$cpu" = "armv4l" ; then
 248   echo "ARCH=arm" >> $config_mak
 249   echo "#define HOST_ARM 1" >> $config_h
 250 elif test "$cpu" = "powerpc" ; then
 251   echo "ARCH=ppc" >> $config_mak
 252   echo "#define HOST_PPC 1" >> $config_h
 253 elif test "$cpu" = "mips" ; then
 254   echo "ARCH=mips" >> $config_mak
 255   echo "#define HOST_MIPS 1" >> $config_h
 256 elif test "$cpu" = "s390" ; then
 257   echo "ARCH=s390" >> $config_mak
 258   echo "#define HOST_S390 1" >> $config_h
 259 elif test "$cpu" = "alpha" ; then
 260   echo "ARCH=alpha" >> $config_mak
 261   echo "#define HOST_ALPHA 1" >> $config_h
 262 elif test "$cpu" = "sparc" ; then
 263   echo "ARCH=sparc" >> $config_mak
 264   echo "#define HOST_SPARC 1" >> $config_h
 265 elif test "$cpu" = "sparc64" ; then
 266   echo "ARCH=sparc64" >> $config_mak
 267   echo "#define HOST_SPARC64 1" >> $config_h
 268 elif test "$cpu" = "ia64" ; then
 269   echo "ARCH=ia64" >> $config_mak
 270   echo "#define HOST_IA64 1" >> $config_h
 271 elif test "$cpu" = "m68k" ; then
 272   echo "ARCH=m68k" >> config.mak
 273   echo "#define HOST_M68K 1" >> $TMPH
 274 else
 275   echo "Unsupported CPU"
 276   exit 1
 277 fi
 278 if test "$bigendian" = "yes" ; then
 279   echo "WORDS_BIGENDIAN=yes" >> $config_mak
 280   echo "#define WORDS_BIGENDIAN 1" >> $config_h
 281 fi
 282 echo "#define HAVE_BYTESWAP_H 1" >> $config_h
 283 if test "$gprof" = "yes" ; then
 284   echo "TARGET_GPROF=yes" >> $config_mak
 285   echo "#define HAVE_GPROF 1" >> $config_h
 286 fi
 287 if test "$static" = "yes" ; then
 288   echo "CONFIG_STATIC=yes" >> $config_mak
 289 fi
 290 if test "$sdl" = "yes" ; then
 291   echo "CONFIG_SDL=yes" >> $config_mak
 292   echo "#define CONFIG_SDL 1" >> $config_h
 293   echo "SDL_LIBS=`sdl-config --libs`" >> $config_mak
 294   echo "SDL_CFLAGS=`sdl-config --cflags`" >> $config_mak
 295 fi
 296 echo -n "VERSION=" >>$config_mak
 297 head $source_path/VERSION >>$config_mak
 298 echo "" >>$config_mak
 299 echo -n "#define QEMU_VERSION \"" >> $config_h
 300 head $source_path/VERSION >> $config_h
 301 echo "\"" >> $config_h
 302
 303 echo "SRC_PATH=$source_path" >> $config_mak
 304 echo "TARGET_DIRS=$target_list" >> $config_mak
 305
 306 for target in $target_list; do
 307
 308 target_dir="$target"
 309 config_mak=$target_dir/config.mak
 310 config_h=$target_dir/config.h
 311 target_cpu=`echo $target | cut -d '-' -f 1`
 312 target_bigendian="no"
 313 target_softmmu="no"
 314 if expr $target : '.*-softmmu' > /dev/null ; then
 315   target_softmmu="yes"
 316 fi
 317
 318 echo "Creating $config_mak, $config_h and $target_dir/Makefile"
 319
 320 mkdir -p $target_dir
 321 ln -sf $source_path/Makefile.target $target_dir/Makefile
 322
 323 echo "# Automatically generated by configure - do not modify" > $config_mak
 324 echo "/* Automatically generated by configure - do not modify */" > $config_h
 325
 326
 327 echo "include ../config-host.mak" >> $config_mak
 328 echo "#include \"../config-host.h\"" >> $config_h
 329 echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $config_h
 330
 331 if test "$target_cpu" = "i386" ; then
 332   echo "TARGET_ARCH=i386" >> $config_mak
 333   echo "#define TARGET_ARCH \"i386\"" >> $config_h
 334   echo "#define TARGET_I386 1" >> $config_h
 335 elif test "$target_cpu" = "arm" ; then
 336   echo "TARGET_ARCH=arm" >> $config_mak
 337   echo "#define TARGET_ARCH \"arm\"" >> $config_h
 338   echo "#define TARGET_ARM 1" >> $config_h
 339 else
 340   echo "Unsupported target CPU"
 341   exit 1
 342 fi
 343 if test "$target_bigendian" = "yes" ; then
 344   echo "TARGET_WORDS_BIGENDIAN=yes" >> $config_mak
 345   echo "#define TARGET_WORDS_BIGENDIAN 1" >> $config_h
 346 fi
 347 if test "$target_softmmu" = "yes" ; then
 348   echo "CONFIG_SOFTMMU=yes" >> $config_mak
 349   echo "#define CONFIG_SOFTMMU 1" >> $config_h
 350 fi
 351
 352 done # for target in $targets
 353
 354 # build tree in object directory if source path is different from current one
 355 if test "$source_path_used" = "yes" ; then
 356     DIRS="tests"
 357     FILES="Makefile tests/Makefile"
 358     for dir in $DIRS ; do
 359             mkdir -p $dir
 360     done
 361     for f in $FILES ; do
 362         ln -sf $source_path/$f $f
 363     done
 364 fi
 365
 366 rm -f $TMPO $TMPC $TMPE $TMPS