configure: expand ${prefix} in create_config

Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

configure

@@ -2073,8 +2073,7 @@ echo "mandir=$mandir" >> $config_host_mak
 echo "datadir=$datadir" >> $config_host_mak
 echo "sysconfdir=$sysconfdir" >> $config_host_mak
 echo "docdir=$docdir" >> $config_host_mak
-echo "CONFIG_QEMU_SHAREDIR=\"$prefix$datasuffix\"" >> $config_host_mak
-echo "CONFIG_QEMU_CONFDIR=\"$confdir\"" >> $config_host_mak
+echo "confdir=$confdir" >> $config_host_mak
 
 case "$cpu" in
   i386|x86_64|alpha|cris|hppa|ia64|m68k|microblaze|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)

create_config

@@ -13,6 +13,15 @@ case $line in
     pkgversion=${line#*=}
     echo "#define QEMU_PKGVERSION \"$pkgversion\""
     ;;
+ prefix=* | *dir=*) # directory configuration
+    name=${line%=*}
+    value=${line#*=}
+    define_name=`echo $name | tr '[:lower:]' '[:upper:]'`
+    eval "define_value=\"$value\""
+    echo "#define CONFIG_QEMU_$define_name \"$define_value\""
+    # save for the next definitions
+    eval "$name=\$define_value"
+    ;;
  CONFIG_AUDIO_DRIVERS=*)
     drivers=${line#*=}
     echo "#define CONFIG_AUDIO_DRIVERS \\"

vl.c

@@ -3423,7 +3423,7 @@ int main(int argc, char **argv, char **envp)
     }
     /* If all else fails use the install patch specified when building.  */
     if (!data_dir) {
-        data_dir = CONFIG_QEMU_SHAREDIR;
+        data_dir = CONFIG_QEMU_DATADIR;
     }
 
     /*