Mercurial > spidermonkey-playground

changeset 39:067371eb9601

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The playground now only allocates buffers the size of the JS files being loaded, rather than 100k ones.
author Atul Varma <varmaa@toolness.com>
date Tue, 23 Jun 2009 12:32:39 -0700
parents cfdbaadf21b8
children f86740dc5fa0
files spidermonkey-playground.cpp
diffstat 1 files changed, 12 insertions(+), 7 deletions(-) [+]
line wrap: on
line diff
--- a/spidermonkey-playground.cpp	Mon Jun 22 23:05:40 2009 -0700
+++ b/spidermonkey-playground.cpp	Tue Jun 23 12:32:39 2009 -0700
@@ -45,9 +45,6 @@
 
 #include "wrapper.h"
 
-// Maximum size of any script that we load, in bytes.
-#define MAX_SCRIPT_SIZE 100000
-
 // The name of our JS script containing our Trusted Code Base (TCB).
 #define TCB_FILENAME "tcb.js"
 
@@ -226,8 +223,12 @@
     return JS_FALSE;
   }
 
-  char source[MAX_SCRIPT_SIZE];
-  fread(source, MAX_SCRIPT_SIZE, 1, f);
+  fseek(f, 0, SEEK_END);
+  long fileSize = ftell(f);
+  fseek(f, 0, SEEK_SET);
+
+  char source[fileSize];
+  fread(source, fileSize, 1, f);
   fclose(f);
 
   // TODO: Check for return values here.
@@ -543,9 +544,13 @@
   FILE *f = fopen(TCB_FILENAME, "r");
   if (!f)
     return 1;
+
+  fseek(f, 0, SEEK_END);
+  long fileSize = ftell(f);
+  fseek(f, 0, SEEK_SET);
   
-  char source[MAX_SCRIPT_SIZE];
-  fread(source, MAX_SCRIPT_SIZE, 1, f);
+  char source[fileSize];
+  fread(source, fileSize, 1, f);
   fclose(f);
 
   jsval rval;