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-rwxr-xr-xconfigure11
1 files changed, 11 insertions, 0 deletions
diff --git a/configure b/configure
index bb7fd12612..997284e094 100755
--- a/configure
+++ b/configure
@@ -509,6 +509,7 @@ libpmem=""
 default_devices="yes"
 plugins="no"
 fuzzing="no"
+rng_none="no"
 
 supported_cpu="no"
 supported_os="no"
@@ -1601,6 +1602,10 @@ for opt do
   ;;
   --gdb=*) gdb_bin="$optarg"
   ;;
+  --enable-rng-none) rng_none=yes
+  ;;
+  --disable-rng-none) rng_none=no
+  ;;
   *)
       echo "ERROR: unknown option $opt"
       echo "Try '$0 --help' for more information"
@@ -1898,6 +1903,7 @@ disabled with --disable-FEATURE, default is enabled if available:
   debug-mutex     mutex debugging support
   libpmem         libpmem support
   xkbcommon       xkbcommon support
+  rng-none        dummy RNG, avoid using /dev/(u)random and getrandom()
 
 NOTE: The object files are built at the place where configure is launched
 EOF
@@ -6767,6 +6773,7 @@ echo "default devices   $default_devices"
 echo "plugin support    $plugins"
 echo "fuzzing support   $fuzzing"
 echo "gdb               $gdb_bin"
+echo "rng-none          $rng_none"
 
 if test "$supported_cpu" = "no"; then
     echo
@@ -7744,6 +7751,10 @@ if test "$edk2_blobs" = "yes" ; then
   echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
 fi
 
+if test "$rng_none" = "yes"; then
+  echo "CONFIG_RNG_NONE=y" >> $config_host_mak
+fi
+
 # use included Linux headers
 if test "$linux" = "yes" ; then
   mkdir -p linux-headers