nota leaks fixed

quickjs/quickjs.c

@@ -91,14 +91,14 @@
  */
 //#define DUMP_BYTECODE  (1)
 /* dump the occurence of the automatic GC */
-//#define DUMP_GC
+#define DUMP_GC
 /* dump objects freed by the garbage collector */
 //#define DUMP_GC_FREE
 /* dump objects leaking when freeing the runtime */
-//#define DUMP_LEAKS  1
+#define DUMP_LEAKS  1
 /* dump memory usage before running the garbage collector */
-//#define DUMP_MEM
+#define DUMP_MEM
-//#define DUMP_OBJECTS    /* dump objects in JS_FreeContext */
+#define DUMP_OBJECTS    /* dump objects in JS_FreeContext */
 //#define DUMP_ATOMS      /* dump atoms in JS_FreeContext */
 //#define DUMP_SHAPES     /* dump shapes in JS_FreeContext */
 //#define DUMP_MODULE_RESOLVE

scripts/editor.js

@@ -562,7 +562,7 @@ var editor = {
     } else {
       var path = sub.replaceAll('.', '/') + ".json";
       var saveobj = obj.json_obj();
-      IO.slurpwrite(JSON.stringify(saveobj,null,1), path);
+      IO.slurpwrite(path, JSON.stringify(saveobj,null,1));
 
       if (obj === editor.edit_level) {
         if (obj === editor.desktop) {
@@ -841,7 +841,7 @@ editor.inputs['C-s'] = function() {
   if (savejs.objects) saveobj.__proto__.objects = savejs.objects;
   var path = prototypes.ur_stem(saveobj.ur.toString()) + ".json";
 
-  IO.slurpwrite(JSON.stringify(saveobj.__proto__,null,1), path);
+  IO.slurpwrite(path, JSON.stringify(saveobj.__proto__,null,1));
   Log.warn(`Wrote to file ${path}`);
 
   Object.values(saveobj.objects).forEach(function(x) { x.check_dirty(); });

scripts/entity.js

@@ -760,7 +760,6 @@ gameobject.doc = {
 var prototypes = {};
 prototypes.ur_ext = ".jso";
 prototypes.ur = {};
-prototypes.save_gameobjects = function() { slurpwrite(JSON.stringify(gameobjects,null,2), "proto.json"); };
 
 /* Makes a new ur-type from disk. If the ur doesn't exist, it searches on the disk to create it. */
 prototypes.from_file = function(file)

scripts/sound.js

@@ -1,4 +1,3 @@
-
 var Sound = {
   bus: {},
   samplerate() { return cmd(198); },
@@ -108,9 +107,10 @@ Object.mixin(cmd(180).__proto__, {
   set volume(x) { this.gain = x; },
 });
 
-Object.mixin(DSP.source().__proto__, {
+/*Object.mixin(DSP.source().__proto__, {
   frames() { return cmd(197,this); },
   length() { return this.frames()/Sound.samplerate(); },
   time() { return this.frame/Sound.samplerate(); },
   pct() { return this.time()/this.length(); },
 });
+*/

scripts/std.js

@@ -6,6 +6,12 @@ function compile_env(str, env, file)
 
 function fcompile_env(file, env) { return compile_env(IO.slurp(file), env, file); }
 
+function buf2hex(buffer) { // buffer is an ArrayBuffer
+  return [...new Uint8Array(buffer)]
+      .map(x => x.toString(16).padStart(2, '0'))
+      .join(' ');
+}
+
 var OS = {};
 OS.cwd = function() { return cmd(144); }
 OS.exec = function(s) { cmd(143, s); }
@@ -140,7 +146,15 @@ var IO = {
     else
       throw new Error(`File ${file} does not exist; can't slurp`);
   },
-  slurpwrite(str, file) { return cmd(39, str, file); },
+  slurpbytes(file) {
+    return cmd(81, file);
+  },
+  slurpwrite(file, data) {
+    if (data.byteLength)
+      cmd(60, data, file);
+    else
+      return cmd(39, data, file);
+  },
   extensions(ext) {
     var paths = IO.ls();
     paths = paths.filter(function(str) { return str.ext() === ext; });
@@ -312,7 +326,6 @@ Cmdline.register_cmd("cjson", function(json) {
   }
 
   Log.say(j);
-//  IO.slurpwrite(JSON.stringify(j,undefined,2), f);
 
   STD.exit(0);
 }, "Clean up a jso file.");

source/engine/input.c

@@ -19,7 +19,6 @@ HMM_Vec2 mouse_delta = {0, 0};
 
 struct joystick {
   int id;
-  //GLFWgamepadstate state;
 };
 
 static int *downkeys = NULL;

source/engine/jsffi.c

@@ -162,8 +162,8 @@ JSValue js_getpropidx(JSValue v, uint32_t i)
 
 static inline cpBody *js2body(JSValue v) { return js2gameobject(v)->body; }
 
-uint64_t js2uint64(JSValue v) {
+int64_t js2int64(JSValue v) {
-  uint64_t i;
+  int64_t i;
   JS_ToInt64(js, &i, v);
   return i;
 }
@@ -247,6 +247,8 @@ char *js_nota_decode(JSValue *tmp, char *nota)
     case NOTA_TEXT:
       nota = nota_read_text(&str, nota);
       *tmp = str2js(str);
+      /* TODO: Avoid malloc and free here */
+      free(str);
       break;
     case NOTA_ARR:
       nota = nota_read_array(&n, nota);
@@ -258,14 +260,12 @@ char *js_nota_decode(JSValue *tmp, char *nota)
       break;
     case NOTA_REC:
       nota = nota_read_record(&n, nota);
-      printf("nota object with %d elements\n", n);
       *tmp = JS_NewObject(js);
       for (int i = 0; i < n; i++) {
-
         nota = nota_read_text(&str, nota);
-        printf("looking at property %d named %s\n", i, str);	
 	nota = js_nota_decode(&ret2, nota);
 	JS_SetPropertyStr(js, *tmp, str, ret2);
+	free(str);
       }
       break;
     case NOTA_INT:
@@ -273,8 +273,10 @@ char *js_nota_decode(JSValue *tmp, char *nota)
       *tmp = int2js(n);
       break;
     case NOTA_SYM:
-      nota = nota_read_bool(&b, nota);
+      nota = nota_read_sym(&b, nota);
-      *tmp = bool2js(b);
+      if (b == NOTA_NULL) *tmp = JS_UNDEFINED;
+      else
+        *tmp = bool2js(b);
       break;
     default:
     case NOTA_FLOAT:
@@ -297,42 +299,44 @@ char *js_nota_encode(JSValue v, char *nota)
   
   switch(tag) {
     case JS_TAG_FLOAT64:
-//      printf("encode float\n");
       return nota_write_float(JS_VALUE_GET_FLOAT64(v), nota);
     case JS_TAG_INT:
-//      printf("encode int\n");
       return nota_write_int(JS_VALUE_GET_INT(v), nota);
     case JS_TAG_STRING:
-//      printf("encode string\n");
       str = js2str(v);
       nota = nota_write_text(str, nota);
       JS_FreeCString(js, str);
       return nota;
     case JS_TAG_BOOL:
-//      printf("encode bool\n");
+      return nota_write_sym(JS_VALUE_GET_BOOL(v), nota);
-      return nota_write_bool(JS_VALUE_GET_BOOL(v), nota);
+    case JS_TAG_UNDEFINED:
+      return nota_write_sym(NOTA_NULL, nota);
+    case JS_TAG_NULL:
+      return nota_write_sym(NOTA_NULL, nota);
     case JS_TAG_OBJECT:
       if (JS_IsArray(js, v)) {
-//        printf("encode array\n");
         int n = js_arrlen(v);
         nota = nota_write_array(n, nota);
-        for (int i = 0; i < js_arrlen(v); i++)
+        for (int i = 0; i < n; i++)
           nota = js_nota_encode(js_arridx(v, i), nota);
         return nota;
       }
-//      printf("encode object\n");
-      
       n = JS_GetOwnPropertyNames(js, &ptab, &plen, v, JS_GPN_ENUM_ONLY | JS_GPN_STRING_MASK);
       nota = nota_write_record(plen, nota);
+      
       for (int i = 0; i < plen; i++) {
         val = JS_GetProperty(js,v,ptab[i].atom);
-        if (JS_IsUndefined(val) || JS_IsNull(val)) continue;
-        /* todo: slower than atomtocstring */
         str = JS_AtomToCString(js, ptab[i].atom);
-//	printf("encoding object entry %s\n", str);
+	JS_FreeAtom(js, ptab[i].atom);
+	
         nota = nota_write_text(str, nota);
-        nota = js_nota_encode(JS_GetProperty(js, v, ptab[i].atom), nota);
+	JS_FreeCString(js, str);
+	
+        nota = js_nota_encode(val, nota);
+	JS_FreeValue(js,val);
       }
+      
+      js_free(js, ptab);
       return nota;
   }
 }
@@ -666,6 +670,7 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
   int *intids = NULL;
   gameobject *go = NULL;
   JSValue ret = JS_UNDEFINED;
+  size_t plen = 0;
 
   switch (cmd) {
   case 0:
@@ -807,9 +812,9 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
     break;
 
   case 39:
-    str = JS_ToCString(js, argv[1]);
+    str = JS_ToCStringLen(js, &plen, argv[1]);
     str2 = JS_ToCString(js, argv[2]);
-    ret = JS_NewInt64(js, slurp_write(str, str2));
+    ret = JS_NewInt64(js, slurp_write(str, str2, plen));
     break;
 
   case 40:
@@ -883,6 +888,10 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
     break;
 
   case 60:
+    str = JS_GetArrayBuffer(js, &plen, argv[1]);
+    str2 = JS_ToCString(js, argv[2]);
+    ret = JS_NewInt64(js, slurp_write(str, str2, plen));
+    str = NULL;
     break;
 
   case 61:
@@ -961,6 +970,12 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
     arrfree(ids);
     break;
 
+  case 81:
+    str = JS_ToCString(js, argv[1]);
+    d1 = slurp_file(str, &plen);
+    ret = JS_NewArrayBufferCopy(js, d1, plen);
+    break;
+
   case 82:
     gameobject_draw_debug(js2gameobject(argv[1]));
     break;
@@ -1101,15 +1116,15 @@ JSValue duk_cmd(JSContext *js, JSValueConst this, int argc, JSValueConst *argv)
       break;
 
     case 128:
-      ret = JS_NewFloat64(js, stm_ns(js2uint64(argv[1])));
+      ret = JS_NewFloat64(js, stm_ns(js2int64(argv[1])));
       break;
 
     case 129:
-      ret = JS_NewFloat64(js, stm_us(js2uint64(argv[1])));
+      ret = JS_NewFloat64(js, stm_us(js2int64(argv[1])));
       break;
 
     case 130:
-      ret = JS_NewFloat64(js, stm_ms(js2uint64(argv[1])));
+      ret = JS_NewFloat64(js, stm_ms(js2int64(argv[1])));
       break;
 
     case 131:
@@ -2041,7 +2056,7 @@ JSValue nota_encode(JSContext *js, JSValueConst this, int argc, JSValueConst *ar
   if (argc < 1) return JS_UNDEFINED;
   
   JSValue obj = argv[0];
-  char nota[100000];
+  char nota[1024*1024]; // 1MB
   char *e = js_nota_encode(obj, nota);
 
   return JS_NewArrayBufferCopy(js, nota, e-nota);
@@ -2107,6 +2122,7 @@ void ffi_load() {
   sound_proto = JS_NewObject(js);
   JS_SetPropertyFunctionList(js, sound_proto, js_sound_funcs, countof(js_sound_funcs));
   JS_SetPrototype(js, sound_proto, dsp_node_proto);
+  JS_FreeValue(js, sound_proto);
   
   QJSCLASSPREP_FUNCS(emitter);
   QJSCLASSPREP_FUNCS(warp_gravity);

source/engine/kim.c

@@ -1,2 +1,101 @@
 #include "kim.h"
 
+#define KIM_CONT 0x80
+#define KIM_DATA 0x7f
+#define CONTINUE(CHAR) (CHAR>>7)
+
+int utf8_bytes(char *s)
+{
+  int bytes = __builtin_clz(~(*s));
+  if (!bytes) return 1;
+  return bytes-24;
+}
+
+int utf8_count(char *s)
+{
+  int count = 0;
+  char *p = s;
+
+  while(*s) {
+    count++;
+    s += utf8_bytes(s);
+  }
+  
+  return count;
+}
+
+/* decode and advance s, returning the character cde */
+int decode_utf8(char **s) {
+  int k = **s ? __builtin_clz(~(**s << 24)) : 0;  // Count # of leading 1 bits.
+  int mask = (1 << (8 - k)) - 1;                  // All 1's with k leading 0's.
+  int value = **s & mask;
+  for (++(*s), --k; k > 0 && **s; --k, ++(*s)) {  // Note that k = #total bytes, or 0.
+    value <<= 6;
+    value += (**s & 0x3F);
+  }
+  return value;
+}
+
+/* Write and advance s with code in utf-8 */
+void encode_utf8(char **s, int code) {
+  char val[4];
+  int lead_byte_max = 0x7F;
+  int val_index = 0;
+  while (code > lead_byte_max) {
+    val[val_index++] = (code & 0x3F) | 0x80;
+    code >>= 6;
+    lead_byte_max >>= (val_index == 1 ? 2 : 1);
+  }
+  val[val_index++] = (code & lead_byte_max) | (~lead_byte_max << 1);
+  while (val_index--) {
+    **s = val[val_index];
+    (*s)++;
+  }
+}
+
+/* write and advance s with code in kim */
+void encode_kim(char **s, int code)
+{
+  if (code < KIM_CONT) {
+    **s = 0 | (KIM_DATA & code);
+    (*s)++;
+    return;
+  }
+  
+  int bits = ((32 - __builtin_clz(code) + 6) / 7) * 7;
+
+  while (bits > 7) {
+    bits -= 7;
+    **s = KIM_CONT | KIM_DATA & (code >> bits);
+    (*s)++;
+  }
+  **s = KIM_DATA & code;
+  (*s)++;
+}
+
+/* decode and advance s, returning the character code */
+int decode_kim(char **s)
+{
+  int rune = **s & KIM_DATA;
+  while (CONTINUE(**s)) {
+    rune <<= 7;
+    (*s)++;
+    rune |= **s & KIM_DATA;
+  }
+  (*s)++;
+  return rune;
+}
+
+/* write a null-terminated utf8 stream into a kim string */
+void utf8_to_kim(char **utf, char **kim)
+{
+  while (**utf)
+    encode_kim(kim, decode_utf8(utf));
+}
+
+/* write number of runes from a kim stream int a utf8 stream */
+void kim_to_utf8(char **kim, char **utf, int runes)
+{
+  for (int i = 0; i < runes; i++)
+    encode_utf8(utf, decode_kim(kim));
+}

source/engine/kim.h

@@ -1,6 +1,13 @@
 #ifndef KIM_H
 #define KIM_H
 
-void write_kim_char(char c, char *into);
+int utf8_bytes(char *s);
+int utf8_count(char *s);
+int decode_utf8(char **s);
+void encode_utf8(char **s, int code);
+void encode_kim(char **s, int code);
+int decode_kim(char **s);
+void utf8_to_kim(char **utf, char **kim);
+void kim_to_utf8(char **kim, char **utf, int runes);
 
 #endif

source/engine/nota.c

@@ -4,6 +4,7 @@
 #include "string.h"
 #include "stdlib.h"
 #include "limits.h"
+#include "kim.h"
 
 #define NOTA_CONT 0x80
 #define NOTA_DATA 0x7f
@@ -15,13 +16,11 @@
 #define NOTA_HEAD_DATA 0x0f
 #define CONTINUE(CHAR) (CHAR>>7)
 
-#define NOTA_FALSE 0x00
-#define NOTA_TRUE 0x01
-#define NOTA_PRIVATE 0x08
-#define NOTA_SYSTEM 0x09
-
 #define UTF8_DATA 0x3f
 
+/* define this to use native string instead of kim. Bytes are encoded instead of runes */
+#define NOTA_UTF8
+
 int nota_type(char *nota) { return *nota & NOTA_TYPE; }
 
 char *nota_skip(char *nota)
@@ -240,136 +239,52 @@ char *nota_write_record(unsigned long long n, char *nota)
   return nota_continue_num(n, nota, 4);
 }
 
-/* kim is 7, 14, then 21 */
+char *nota_write_sym(int sym, char *nota)
-
-int utf8_bytes(char *s)
 {
-  int bytes = __builtin_clz(~(*s));
+  *nota = NOTA_SYM | sym;
-  if (!bytes) return 1;
+  return nota+1;
-  return bytes-24;
 }
 
-int utf8_count(char *s)
+char *nota_read_sym(int *sym, char *nota)
 {
-  int count = 0;
+  if (*sym) *sym = (*nota) & 0x0f;
-  char *p = s;
+  return nota+1;
-
-  while(*s) {
-    count++;
-    s += utf8_bytes(s);
-  }
-  
-  return count;
-}
-
-int decode_utf8(char **s) {
-  int k = **s ? __builtin_clz(~(**s << 24)) : 0;  // Count # of leading 1 bits.
-  int mask = (1 << (8 - k)) - 1;                  // All 1's with k leading 0's.
-  int value = **s & mask;
-  for (++(*s), --k; k > 0 && **s; --k, ++(*s)) {  // Note that k = #total bytes, or 0.
-    value <<= 6;
-    value += (**s & 0x3F);
-  }
-  return value;
-}
-
-void encode_utf8(char **s, char *end, int code) {
-  if (code < 255) {
-    **s = code;
-    (*s)++;
-    return;
-  }
-
-  char val[4];
-  int lead_byte_max = 0x7F;
-  int val_index = 0;
-  while (code > lead_byte_max) {
-    val[val_index++] = (code & 0x3F) | 0x80;
-    code >>= 6;
-    lead_byte_max >>= (val_index == 1 ? 2 : 1);
-  }
-  val[val_index++] = (code & lead_byte_max) | (~lead_byte_max << 1);
-  while (val_index-- && *s < end) {
-    **s = val[val_index];
-    (*s)++;
-  }
-}
-
-void encode_kim(char **s, char *end, int code)
-{
-  if (code < 255) {
-    **s = 0 | (NOTA_DATA & code);
-    (*s)++;
-    return;
-  }
-  
-  int bits = ((32 - __builtin_clz(code) + 6) / 7) * 7;
-
-  while (bits > 7) {
-    bits -= 7;
-    **s = NOTA_CONT | NOTA_DATA & (code >> bits);
-    (*s)++;
-  }
-  **s = NOTA_DATA & code;
-  (*s)++;
-}
-
-int decode_kim(char **s)
-{
-  int rune = **s & NOTA_DATA;
-  while (CONTINUE(**s)) {
-    rune <<= 7;
-    (*s)++;
-    rune |= **s & NOTA_DATA;
-  }
-  (*s)++;
-  return rune;
-}
-
-char *utf8_to_kim(char *utf, char *kim)
-{
-  while (*utf)
-    encode_kim(&kim, NULL, decode_utf8(&utf));
-
-  return kim;
-}
-
-void kim_to_utf8(char *kim, char *utf, int runes)
-{
-  for (int i = 0; i < runes; i++)
-    encode_utf8(&utf, utf+4, decode_kim(&kim));
-    
-  *utf = 0;
 }
 
 char *nota_read_text(char **text, char *nota)
 {
   long long chars;
   nota = nota_read_num(&chars, nota);
+
+#ifdef NOTA_UTF8
+  *text = calloc(chars+1,1);
+  memcpy(*text, nota, chars);
+  nota += chars;
+#else
   char utf[chars*4];
-  kim_to_utf8(nota, utf, chars);
+  char *pp = utf;
-  *text = strdup(utf);
+  kim_to_utf8(&nota, &pp, chars);
+  *pp = 0;
+  *text = strdup(utf);  
+#endif
+
   return nota;
 }
 
-char *nota_write_bool(int b, char *nota)
-{
-  *nota = NOTA_SYM | (b ? NOTA_TRUE : NOTA_FALSE);
-  return nota+1;
-}
-
-char *nota_read_bool(int *b, char *nota)
-{
-  if (b) *b = (*nota) & 0x0f;
-  return nota+1;
-}
-
 char *nota_write_text(char *s, char *nota)
 {
-  char *start = nota;
   nota[0] = NOTA_TEXT;
-  long long n = utf8_count(s);
+  
+#ifdef NOTA_UTF8
+  long long n = strlen(s);
   nota = nota_continue_num(n,nota,4);
-  return utf8_to_kim(s, nota);
+  memcpy(nota, s, n);
+  return nota+n;
+#else
+  long long n = utf8_count(s);
+  nota = nota_continue_num(n,nota,4);  
+  utf8_to_kim(&s, &nota);
+  return nota;
+#endif
 }
 

source/engine/nota.h

@@ -9,6 +9,12 @@
 #define NOTA_INT 0x60
 #define NOTA_SYM 0x70
 
+#define NOTA_FALSE 0x00
+#define NOTA_TRUE 0x01
+#define NOTA_PRIVATE 0x08
+#define NOTA_SYSTEM 0x09
+#define NOTA_NULL 0x02
+
 typedef struct NOTA {
   char *head;
 } NOTA;
@@ -21,7 +27,7 @@ char *nota_read_array(long long *len, char *nota);
 char *nota_read_record(long long *len, char *nota);
 char *nota_read_float(double *d, char *nota);
 char *nota_read_int(long long *l, char *nota);
-char *nota_read_bool(int *b, char *nota);
+char *nota_read_sym(int *sym, char *nota);
 
 void print_nota_hex(char *nota);
 
@@ -31,6 +37,6 @@ char *nota_write_array(unsigned long long n, char *nota);
 char *nota_write_record(unsigned long long n, char *nota);
 char *nota_write_float(double n, char *nota);
 char *nota_write_int(long long n, char *nota);
-char *nota_write_bool(int b, char *nota);
+char *nota_write_sym(int sym, char *nota);
 
 #endif

source/engine/resources.c

@@ -291,11 +291,12 @@ FILE *fopen_mkdir(const char *path, const char *mode) {
     return fopen(path,mode);
 }
 
-int slurp_write(const char *txt, const char *filename) {
+int slurp_write(const char *txt, const char *filename, size_t len) {
   FILE *f = fopen_mkdir(filename, "w");
   if (!f) return 1;
 
-  fputs(txt, f);
+  if (len < 0) len = strlen(txt);
+  fwrite(txt, len, 1, f);
   fclose(f);
   return 0;
 }

source/engine/resources.h

@@ -24,7 +24,7 @@ char *dirname(const char *path);
 
 void *slurp_file(const char *filename, size_t *size);
 char *slurp_text(const char *filename, size_t *size);
-int slurp_write(const char *txt, const char *filename);
+int slurp_write(const char *txt, const char *filename, size_t len);
 
 char *seprint(char *fmt, ...);