3 # qemu configure script (c) 2003 Fabrice Bellard
5 # set temporary file name
6 if test ! -z "$TMPDIR" ; then
8 elif test ! -z "$TEMPDIR" ; then
14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}"
17 TMPS="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.S"
18 TMPH="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.h"
22 interp_prefix="/usr/gnemul/qemu-i386"
31 target_bigendian="default"
34 i386|i486|i586|i686|i86pc|BePC)
43 "Power Macintosh"|ppc|ppc64)
75 # XXX: we assume an absolute path is given when launching configure,
76 # except in './configure' case.
77 source_path=${0%configure}
78 source_path=${source_path%/}
79 source_path_used="yes"
80 if test -z "$source_path" -o "$source_path" = "." ; then
87 --prefix=*) prefix=`echo $opt | cut -d '=' -f 2`
89 --interp-prefix=*) interp_prefix=`echo $opt | cut -d '=' -f 2`
91 --source-path=*) source_path=`echo $opt | cut -d '=' -f 2`
93 --cross-prefix=*) cross_prefix=`echo $opt | cut -d '=' -f 2`
95 --cc=*) cc=`echo $opt | cut -d '=' -f 2`
97 --make=*) make=`echo $opt | cut -d '=' -f 2`
99 --extra-cflags=*) CFLAGS="${opt#--extra-cflags=}"
101 --extra-ldflags=*) LDFLAGS="${opt#--extra-ldflags=}"
103 --extra-libs=*) extralibs=${opt#--extra-libs=}
105 --cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
107 --target-cpu=*) target_cpu=`echo $opt | cut -d '=' -f 2`
109 --target-big-endian) target_bigendian="yes"
111 --target-little-endian) target_bigendian="no"
113 --enable-gprof) gprof="yes"
115 --static) static="yes"
120 # Checking for CFLAGS
121 if test -z "$CFLAGS"; then
125 cc="${cross_prefix}${cc}"
126 ar="${cross_prefix}${ar}"
127 strip="${cross_prefix}${strip}"
129 if test -z "$cross_prefix" ; then
132 # big/little endian test
134 #include <inttypes.h>
135 int main(int argc, char ** argv){
136 volatile uint32_t i=0x01234567;
137 return (*((uint8_t*)(&i))) == 0x67;
141 if $cc -o $TMPE $TMPC 2>/dev/null ; then
142 $TMPE && bigendian="yes"
144 echo big/little test failed
149 # if cross compiling, cannot launch a program, so make a static guess
150 if test "$cpu" = "powerpc" -o "$cpu" = "mips" -o "$cpu" = "s390" -o "$cpu" = "sparc" -o "$cpu" = "sparc64"; then
156 # check gcc options support
162 have_gcc3_options="no"
163 if $cc -fno-reorder-blocks -fno-optimize-sibling-calls -o $TMPO $TMPC 2> /dev/null ; then
164 have_gcc3_options="yes"
167 if test "$target_bigendian" = "default" ; then
168 if test "$target_cpu" = "x86" ; then
169 target_bigendian="no"
170 elif test "$target_cpu" = "arm" ; then
171 target_bigendian="no"
173 target_bigendian="no"
177 if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
180 Usage: configure [options]
181 Options: [defaults in brackets after descriptions]
184 echo "Standard options:"
185 echo " --help print this message"
186 echo " --prefix=PREFIX install in PREFIX [$prefix]"
187 echo " --interp-prefix=PREFIX where to find shared libraries, etc. [$interp_prefix]"
188 echo " --target_cpu=CPU set target cpu (x86 or arm) [$target_cpu]"
190 echo "Advanced options (experts only):"
191 echo " --source-path=PATH path of source code [$source_path]"
192 echo " --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]"
193 echo " --cc=CC use C compiler CC [$cc]"
194 echo " --make=MAKE use specified make [$make]"
195 echo " --static enable static build [$static]"
197 echo "NOTE: The object files are build at the place where configure is launched"
201 echo "Install prefix $prefix"
202 echo "Source path $source_path"
203 echo "ELF interp prefix $interp_prefix"
204 echo "C compiler $cc"
207 echo "host big endian $bigendian"
208 echo "target CPU $target_cpu"
209 echo "target big endian $target_bigendian"
210 echo "gprof enabled $gprof"
211 echo "static build $static"
213 echo "Creating config.mak and config.h"
215 echo "# Automatically generated by configure - do not modify" > config.mak
216 echo "/* Automatically generated by configure - do not modify */" > $TMPH
218 echo "prefix=$prefix" >> config.mak
219 echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH
220 echo "MAKE=$make" >> config.mak
221 echo "CC=$cc" >> config.mak
222 if test "$have_gcc3_options" = "yes" ; then
223 echo "HAVE_GCC3_OPTIONS=yes" >> config.mak
225 echo "HOST_CC=$host_cc" >> config.mak
226 echo "AR=$ar" >> config.mak
227 echo "STRIP=$strip -s -R .comment -R .note" >> config.mak
228 echo "CFLAGS=$CFLAGS" >> config.mak
229 echo "LDFLAGS=$LDFLAGS" >> config.mak
230 if test "$cpu" = "x86" ; then
231 echo "ARCH=i386" >> config.mak
232 echo "#define HOST_I386 1" >> $TMPH
233 elif test "$cpu" = "armv4l" ; then
234 echo "ARCH=arm" >> config.mak
235 echo "#define HOST_ARM 1" >> $TMPH
236 elif test "$cpu" = "powerpc" ; then
237 echo "ARCH=ppc" >> config.mak
238 echo "#define HOST_PPC 1" >> $TMPH
239 elif test "$cpu" = "mips" ; then
240 echo "ARCH=mips" >> config.mak
241 echo "#define HOST_MIPS 1" >> $TMPH
242 elif test "$cpu" = "s390" ; then
243 echo "ARCH=s390" >> config.mak
244 echo "#define HOST_S390 1" >> $TMPH
245 elif test "$cpu" = "alpha" ; then
246 echo "ARCH=alpha" >> config.mak
247 echo "#define HOST_ALPHA 1" >> $TMPH
248 elif test "$cpu" = "sparc" ; then
249 echo "ARCH=sparc" >> config.mak
250 echo "#define HOST_SPARC 1" >> $TMPH
251 elif test "$cpu" = "sparc64" ; then
252 echo "ARCH=sparc64" >> config.mak
253 echo "#define HOST_SPARC64 1" >> $TMPH
254 elif test "$cpu" = "ia64" ; then
255 echo "ARCH=ia64" >> config.mak
256 echo "#define HOST_IA64 1" >> $TMPH
258 echo "Unsupported CPU"
261 if test "$bigendian" = "yes" ; then
262 echo "WORDS_BIGENDIAN=yes" >> config.mak
263 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
266 if test "$target_cpu" = "x86" ; then
267 echo "TARGET_ARCH=i386" >> config.mak
268 echo "#define TARGET_ARCH \"i386\"" >> $TMPH
269 echo "#define TARGET_I386 1" >> $TMPH
270 elif test "$target_cpu" = "arm" ; then
271 echo "TARGET_ARCH=arm" >> config.mak
272 echo "#define TARGET_ARCH \"arm\"" >> $TMPH
273 echo "#define TARGET_ARM 1" >> $TMPH
275 echo "Unsupported target CPU"
278 if test "$target_bigendian" = "yes" ; then
279 echo "TARGET_WORDS_BIGENDIAN=yes" >> config.mak
280 echo "#define TARGET_WORDS_BIGENDIAN 1" >> $TMPH
283 if test "$gprof" = "yes" ; then
284 echo "TARGET_GPROF=yes" >> config.mak
285 echo "#define HAVE_GPROF 1" >> $TMPH
287 if test "$static" = "yes" ; then
288 echo "CONFIG_STATIC=yes" >> config.mak
290 echo -n "VERSION=" >>config.mak
291 head $source_path/VERSION >>config.mak
293 echo -n "#define QEMU_VERSION \"" >> $TMPH
294 head $source_path/VERSION >> $TMPH
297 # build tree in object directory if source path is different from current one
298 if test "$source_path_used" = "yes" ; then
300 FILES="Makefile tests/Makefile"
301 for dir in $DIRS ; do
305 ln -sf $source_path/$f $f
308 echo "SRC_PATH=$source_path" >> config.mak
310 diff $TMPH config.h >/dev/null 2>&1
311 if test $? -ne 0 ; then
314 echo "config.h is unchanged"
317 rm -f $TMPO $TMPC $TMPE $TMPS $TMPH