various updates

buildroot-v86/.config.busybox

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Busybox version: 1.33.0
-# Wed Oct  2 12:49:15 2024
+# Mon Oct 14 15:09:24 2024
 #
 CONFIG_HAVE_DOT_CONFIG=y
 
@@ -1129,41 +1129,41 @@ CONFIG_ASH_GETOPTS=y
 CONFIG_ASH_CMDCMD=y
 # CONFIG_CTTYHACK is not set
 # CONFIG_HUSH is not set
-CONFIG_SHELL_HUSH=y
+# CONFIG_SHELL_HUSH is not set
-CONFIG_HUSH_BASH_COMPAT=y
+# CONFIG_HUSH_BASH_COMPAT is not set
-CONFIG_HUSH_BRACE_EXPANSION=y
+# CONFIG_HUSH_BRACE_EXPANSION is not set
-CONFIG_HUSH_LINENO_VAR=y
+# CONFIG_HUSH_LINENO_VAR is not set
 # CONFIG_HUSH_BASH_SOURCE_CURDIR is not set
-CONFIG_HUSH_INTERACTIVE=y
+# CONFIG_HUSH_INTERACTIVE is not set
-CONFIG_HUSH_SAVEHISTORY=y
+# CONFIG_HUSH_SAVEHISTORY is not set
-CONFIG_HUSH_JOB=y
+# CONFIG_HUSH_JOB is not set
-CONFIG_HUSH_TICK=y
+# CONFIG_HUSH_TICK is not set
-CONFIG_HUSH_IF=y
+# CONFIG_HUSH_IF is not set
-CONFIG_HUSH_LOOPS=y
+# CONFIG_HUSH_LOOPS is not set
-CONFIG_HUSH_CASE=y
+# CONFIG_HUSH_CASE is not set
-CONFIG_HUSH_FUNCTIONS=y
+# CONFIG_HUSH_FUNCTIONS is not set
-CONFIG_HUSH_LOCAL=y
+# CONFIG_HUSH_LOCAL is not set
-CONFIG_HUSH_RANDOM_SUPPORT=y
+# CONFIG_HUSH_RANDOM_SUPPORT is not set
-CONFIG_HUSH_MODE_X=y
+# CONFIG_HUSH_MODE_X is not set
-CONFIG_HUSH_ECHO=y
+# CONFIG_HUSH_ECHO is not set
-CONFIG_HUSH_PRINTF=y
+# CONFIG_HUSH_PRINTF is not set
-CONFIG_HUSH_TEST=y
+# CONFIG_HUSH_TEST is not set
-CONFIG_HUSH_HELP=y
+# CONFIG_HUSH_HELP is not set
-CONFIG_HUSH_EXPORT=y
+# CONFIG_HUSH_EXPORT is not set
-CONFIG_HUSH_EXPORT_N=y
+# CONFIG_HUSH_EXPORT_N is not set
-CONFIG_HUSH_READONLY=y
+# CONFIG_HUSH_READONLY is not set
-CONFIG_HUSH_KILL=y
+# CONFIG_HUSH_KILL is not set
-CONFIG_HUSH_WAIT=y
+# CONFIG_HUSH_WAIT is not set
-CONFIG_HUSH_COMMAND=y
+# CONFIG_HUSH_COMMAND is not set
-CONFIG_HUSH_TRAP=y
+# CONFIG_HUSH_TRAP is not set
-CONFIG_HUSH_TYPE=y
+# CONFIG_HUSH_TYPE is not set
-CONFIG_HUSH_TIMES=y
+# CONFIG_HUSH_TIMES is not set
-CONFIG_HUSH_READ=y
+# CONFIG_HUSH_READ is not set
-CONFIG_HUSH_SET=y
+# CONFIG_HUSH_SET is not set
-CONFIG_HUSH_UNSET=y
+# CONFIG_HUSH_UNSET is not set
-CONFIG_HUSH_ULIMIT=y
+# CONFIG_HUSH_ULIMIT is not set
-CONFIG_HUSH_UMASK=y
+# CONFIG_HUSH_UMASK is not set
-CONFIG_HUSH_GETOPTS=y
+# CONFIG_HUSH_GETOPTS is not set
 # CONFIG_HUSH_MEMLEAK is not set
 
 #
@@ -1194,6 +1194,6 @@ CONFIG_FEATURE_REMOTE_LOG=y
 # CONFIG_FEATURE_SYSLOGD_CFG is not set
 # CONFIG_FEATURE_SYSLOGD_PRECISE_TIMESTAMPS is not set
 CONFIG_FEATURE_SYSLOGD_READ_BUFFER_SIZE=256
-CONFIG_FEATURE_IPC_SYSLOG=y
+# CONFIG_FEATURE_IPC_SYSLOG is not set
-CONFIG_FEATURE_IPC_SYSLOG_BUFFER_SIZE=16
+CONFIG_FEATURE_IPC_SYSLOG_BUFFER_SIZE=0
 # CONFIG_FEATURE_KMSG_SYSLOG is not set

buildroot-v86/board/v86/rootfs_overlay/etc/profile.js

@@ -3,7 +3,7 @@
 // do once (remember /etc/profile gets sources multiple times!)
 if( !window['/etc/profile.js'] ){ 
 
-  const isoterminal = document.querySelector('[isoterminal]').components.isoterminal.isoterminal
+  const isoterminal = document.querySelector('[isoterminal]').components.isoterminal.term
   const scene       = document.querySelector('a-scene')
 
 

buildroot-v86/board/v86/rootfs_overlay/etc/profile.xrsh

@@ -38,22 +38,14 @@ test -d /dev/browser || {
     # listen for shell cmds passed to v86 from browser 
     # (via isoterminal.exec(...)) 
     stty raw < /dev/ttyS1
-    #cat /dev/ttyS1 | xargs -I{} /bin/sh -c 'logger "isoterminal.exec({})"; {}'
     mkfifo /var/run/ttyS1
-    echo "source /etc/profile" >> /var/run/ttyS1
     cat /dev/ttyS1 > /var/run/ttyS1 &
     /bin/sh < /var/run/ttyS1
   }
 
   setup_listen_homedir(){
     sleep 4 # wait for inode of /mnt/root to become live (due to move_root_to_9pfs)
-    infinite inotifyd echo /mnt/root | awk '
+    /mnt/root/bin/watchfs &
-
-      # listen for writes to rootdir and send them to DOM 
-      /^[we] \/mnt\/root index\.html/ { system("cat "$2"/"$3" | grep -vE \"^#!\" > /dev/browser/html") }
-      /^[we] \/mnt\/root index\.js/   { system("cat "$2"/"$3" | grep -vE \"^#!\" > /dev/browser/js") }
-
-    '
   }
 
   move_root_to_9pfs
@@ -62,5 +54,5 @@ test -d /dev/browser || {
   setup_network
   setup_overlayfs
   setup_incoming_cmds &
-  setup_listen_homedir &
+  setup_listen_homedir
 }

buildroot-v86/board/v86/rootfs_overlay/root/.profile

@@ -4,9 +4,9 @@ alias exitVR='js "document.querySelector(\"a-scene\").enterVR()"'
 alias exitAR='js "document.querySelector(\"a-scene\").enterAR()"'
 
 # (new)user friendlyness
-alias vi='echo "HINT: type :q (and press enter) to quit\n[press a key]";read;vi'; 
+alias vi='echo -e "HINT: type :q (and press enter) to quit\n[press a key]";read;vi'; 
-alias mg='echo "HINT: type Ctrl+c Ctrl-x to quit\n[press a key]";read;me'; 
+alias mg='echo -e "HINT: type Ctrl+c Ctrl-x to quit\n[press a key]";read;mg'; 
-alias nano='echo "HINT: type Ctrl+x to quit\n[press a key]"       ;read;nano'; 
+alias nano='echo -e "HINT: type Ctrl+x to quit\n[press a key]"       ;read;nano'; 
 
 # start index.js
 test -f index.js && chmod +x index.js && ./index.js | grep -v undefined

buildroot-v86/board/v86/rootfs_overlay/root/bin/codemirror

@@ -1,24 +1,25 @@
 #!/bin/js
 
-(async function(){
+if( args[1] == undefined ) return "usage: codemirror <file>"
 
-  await AFRAME.utils.require({
+AFRAME.utils.require({
         codemirrorjs:  "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.58.1/codemirror.js",
         codemirrorcss: "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/codemirror.css",
         cmtheme:       "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/theme/shadowfox.css"
-  })
+})
-
+.then( () => AFRAME.utils.require({
-  await AFRAME.utils.require({
     cmxml:         "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/mode/xml/xml.js",
     cmjavascript:  "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/mode/javascript/javascript.js",
     cmcss:         "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/mode/css/css.js",
     highlight:     "https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.35.0/mode/htmlmixed/htmlmixed.js",
     codemirrorAF:  "com/codemirror.js"
   })
-
+)
-  document.querySelector("a-entity#root").innerHTML += `<a-entity codemirror='file: ${args[1]}'></a-entity>`
+.then( () => {
-
+  let el = document.createElement("a-entity")
-})()
+  el.setAttribute("codemirror", `file: ${args[1]}`)
+  document.querySelector("a-scene").appendChild(el)
+})
   
 return "" // empty stdout(put)
 

buildroot-v86/board/v86/rootfs_overlay/root/bin/save

@@ -2,7 +2,7 @@
 source /etc/profile.sh
 
 javascript='
-  const isoterminal = document.querySelector("[isoterminal]").components.isoterminal.isoterminal
+  const isoterminal = document.querySelector("[isoterminal]").components.isoterminal.term
   isoterminal.save()
   return "[OK] xrsh state saved\n"
 '

buildroot-v86/board/v86/rootfs_overlay/root/bin/watchfs

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+infinite inotifyd echo /mnt/root | awk '
+
+  # listen for writes to rootdir and send them to DOM 
+  /^[ce] \/mnt\/root index\.html/ { system("cat "$2"/"$3" | grep -vE \"^#!\" > /dev/browser/html") }
+  /^[ce] \/mnt\/root index\.js/   { system("cat "$2"/"$3" | grep -vE \"^#!\" > /dev/browser/js") }
+
+'

buildroot-v86/board/v86/rootfs_overlay/root/hook.d/wakeup/reload.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+# intialize global funcs
+/root/index.js &> /dev/null
+
+# initialize scene
+/root/index.html &> /dev/null
+

buildroot-v86/board/v86/rootfs_overlay/root/index.html

@@ -3,3 +3,11 @@
 <a-sphere position="0 1.25 -5" radius="1.25" color="#EF2D5E"></a-sphere>
 <a-cylinder position="1 0.75 -3" radius="0.5" height="1.5" color="#FFC65D"></a-cylinder>
 <a-plane position="0 0.05 -4" rotation="-90 0 0" width="4" height="4" color="#7BC8A4"></a-plane>
+
+<!--
+<a-box position="0 1.4 -0.5" scale="0.2 0.2 0.2" color="#FF00AA" grabbable></a-box>
+-->
+
+
+<!-- for [lowerlevel] THREE.js code see ~/index.js -->
+

buildroot-v86/board/v86/rootfs_overlay/root/index.js

@@ -1,2 +1,17 @@
 #!/bin/js
 console.log("/root/index.js: hello world")
+
+function doTHREE(){ 
+  const scene = AFRAME.scenes[0]
+  const object = new THREE.Mesh(
+      new THREE.BoxGeometry(1, 1, 1),
+      new THREE.MeshBasicMaterial({ color: 0xff0000 })
+  );
+  object.position.set(0.3, 1.4, -0.4)
+  object.scale.set(0.2,0.2,0.2)
+  scene.add(object);
+}
+
+//doTHREE()
+
+// for [higherlevel] AFRAME markup see ~/index.html

buildroot-v86/board/v86/rootfs_overlay/root/manual.md

@@ -69,7 +69,7 @@ The following files are loaded during boot (via `/etc/profile`)
 # Calling terminal from javascript
 
 ```javascript
-const term = document.querySelector('[isoterminal]').components.isoterminal.isoterminal
+const term = document.querySelector('[isoterminal]').components.isoterminal.term
 term.exec("ls -la")
 ```
 

edit.sh

@@ -8,7 +8,7 @@ make menuconfig
 test -d output/busybox-1.33.0 || mkdir -p output/busybox-1.33.0
 cp /buildroot-v86/.config.busybox output/busybox-1.33.0/.config
 make busybox-menuconfig
-cp output/busybox-1.33.0/.config /buildroot-v86/.config.busybox
+cp output/build/busybox-1.33.0/.config /buildroot-v86/.config.busybox
 
 make linux-menuconfig
 make savedefconfig