Hi,

Steffen Prohaska wrote:

> --- a/wrapper.c
> +++ b/wrapper.c
> @@ -139,6 +139,14 @@ ssize_t xread(int fd, void *buf, size_t len)
>  {
>       ssize_t nr;
>       while (1) {
> +#ifdef __APPLE__
> +             const size_t twoGB = (1l << 31);
> +             /* len >= 2GB immediately fails on Mac OS X with EINVAL when
> +              * reading from pipe. */
> +             if (len >= twoGB) {
> +                     len = twoGB - 1;
> +             }
> +#endif
>               nr = read(fd, buf, len);

See 6c642a87 (compat: large write(2) fails on Mac OS X/XNU,
2013-05-10) for a cleaner way to do this.

Hope that helps,
Jonathan
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