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Re: infinite recursion in sbrk()/abort()
> Maybe _raise_r() shouldn't try to initialize the tables, but instead
> assume SIG_DFL if the table is missing?
Maybe like this?
* libc/signal/signal.c (_raise_r): Avoid potential recursion
from calling malloc() while in a signal.
Index: signal.c
===================================================================
RCS file: /cvs/src/src/newlib/libc/signal/signal.c,v
retrieving revision 1.5
diff -p -U3 -r1.5 signal.c
--- signal.c 28 Oct 2005 21:21:07 -0000 1.5
+++ signal.c 30 Oct 2007 21:29:19 -0000
@@ -154,10 +154,11 @@ _DEFUN (_raise_r, (ptr, sig),
return -1;
}
- if (ptr->_sig_func == NULL && _init_signal_r (ptr) != 0)
- return -1;
-
- func = ptr->_sig_func[sig];
+ if (ptr->_sig_func == NULL)
+ func = SIG_DFL;
+ else
+ func = ptr->_sig_func[sig];
+
if (func == SIG_DFL)
return _kill_r (ptr, _getpid_r (ptr), sig);
else if (func == SIG_IGN)