On Thu, 16 Jul 2009, Oliver Stöneberg wrote:
> Compiling XMail with -Wextra produces this warning:
>
> SysDepUnix.cpp: In function int SysSendFileMMap(SYS_SOCKET, const
> char*, SYS_OFF_T, SYS_OFF_T, int):
> SysDepUnix.cpp:539: warning: comparison of unsigned expression < 0 is
> always false
>
> The affected line is:
>
> if ((iCurrSend = SysSendData(SockFD, pszBuffer, iCurrSend, iTimeout))
> < 0) {
>
> The issue is, that SysSendData returns an int, but iCurrSend is of
> type size_t and so the negative value will become a positive one and
> the errorhandling is never executed.
Thanks will fix. Looks strange since in XMail I use 'i' prefix for 'int'.
- Davide
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