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Re: [avr-gcc-list] using malloc() in a SIGNAL function

From: Joerg Wunsch
Subject: Re: [avr-gcc-list] using malloc() in a SIGNAL function
Date: Fri, 15 Apr 2005 20:33:00 +0200 (MET DST)

"David Brown" <address@hidden> wrote:

> I haven't looked at the avrlibc implementation, but in general
> malloc is not re-entrant and must therefore be explicitly protected

Seconded.  malloc() not even allowed in Posix signal handlers (and
thus, stdio is effectively forbidden there), let alone a hardware
interrupt handler.

cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

http://www.sax.de/~joerg/                        NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)

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