openwrt-packages/libs/classpath/patches/010-double-memleak.patch

92 lines
2.2 KiB
Diff

--- classpath-0.99.orig/native/fdlibm/dtoa.c 2007-09-27 05:33:38.000000000 -0700
+++ classpath-0.99/native/fdlibm/dtoa.c 2014-12-21 14:22:42.451713851 -0800
@@ -883,6 +883,16 @@ ret1:
return s0;
}
+void free_Bigints(struct _Jv_Bigint *p)
+{
+ struct _Jv_Bigint *l = p;
+ while (l)
+ {
+ struct _Jv_Bigint *next = l->_next;
+ free (l);
+ l = next;
+ }
+}
_VOID
_DEFUN (_dtoa,
@@ -905,16 +915,15 @@ _DEFUN (_dtoa,
p = _dtoa_r (&reent, _d, mode, ndigits, decpt, sign, rve, float_type);
strcpy (buf, p);
- for (i = 0; i < reent._result_k; ++i)
+ for (i = 0; i < reent._max_k; ++i)
{
- struct _Jv_Bigint *l = reent._freelist[i];
- while (l)
- {
- struct _Jv_Bigint *next = l->_next;
- free (l);
- l = next;
- }
+ free_Bigints(reent._freelist[i]);
}
if (reent._freelist)
free (reent._freelist);
+
+ if (reent._result)
+ free(reent._result);
+
+ free_Bigints(reent._p5s);
}
--- classpath-0.99.orig/native/jni/java-lang/java_lang_VMDouble.c 2008-02-08 09:42:57.000000000 -0800
+++ classpath-0.99/native/jni/java-lang/java_lang_VMDouble.c 2014-12-21 14:35:50.733800626 -0800
@@ -158,6 +158,17 @@ Java_java_lang_VMDouble_longBitsToDouble
return val.d;
}
+static void free_Bigints(struct _Jv_Bigint *p)
+{
+ struct _Jv_Bigint *l = p;
+ while (l)
+ {
+ struct _Jv_Bigint *next = l->_next;
+ free (l);
+ l = next;
+ }
+}
+
/**
* Parse a double from a char array.
*/
@@ -167,7 +178,7 @@ parseDoubleFromChars(JNIEnv * env, const
char *endptr;
jdouble val = 0.0;
const char *p = buf, *end, *last_non_ws, *temp;
- int ok = 1;
+ int i, ok = 1;
#ifdef DEBUG
fprintf (stderr, "java.lang.VMDouble.parseDouble (%s)\n", buf);
@@ -224,6 +235,18 @@ parseDoubleFromChars(JNIEnv * env, const
val = _strtod_r (&reent, p, &endptr);
+ for (i = 0; i < reent._max_k; ++i)
+ {
+ free_Bigints(reent._freelist[i]);
+ }
+ if (reent._freelist)
+ free (reent._freelist);
+
+ if (reent._result)
+ free (reent._result);
+
+ free_Bigints(reent._p5s);
+
#ifdef DEBUG
fprintf (stderr, "java.lang.VMDouble.parseDouble val = %g\n", val);
fprintf (stderr, "java.lang.VMDouble.parseDouble %p != %p ???\n",