linux-user: Implement sendfile and sendfile64

Implement the sendfile and sendfile64 syscalls. This implementation
passes all the LTP test cases for these syscalls.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Peter Maydell 2013-02-08 07:31:55 +00:00 committed by Riku Voipio
parent dfae8e00f8
commit a8fd1aba85
2 changed files with 70 additions and 0 deletions

17
configure vendored
View file

@ -2760,6 +2760,20 @@ if compile_prog "" "" ; then
epoll_pwait=yes
fi
# check for sendfile support
sendfile=no
cat > $TMPC << EOF
#include <sys/sendfile.h>
int main(void)
{
return sendfile(0, 0, 0, 0);
}
EOF
if compile_prog "" "" ; then
sendfile=yes
fi
# Check if tools are available to build documentation.
if test "$docs" != "no" ; then
if has makeinfo && has pod2man; then
@ -3628,6 +3642,9 @@ fi
if test "$epoll_pwait" = "yes" ; then
echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
fi
if test "$sendfile" = "yes" ; then
echo "CONFIG_SENDFILE=y" >> $config_host_mak
fi
if test "$inotify" = "yes" ; then
echo "CONFIG_INOTIFY=y" >> $config_host_mak
fi