Hello, I'm compiling a C++ tool that outputs binary to stdout and I'm running into a similar issue but in the browser. I'm curious whether there's now a way to support this without modifying the code by any chance? Thank you!
On Friday, November 8, 2013 at 3:28:09 PM UTC-8 Alon Zakai wrote: > Simplest option is to write to a file, not to stdout or stderr. For stdout > and stderr, we might be missing some binary stream support in node, you > might be the first person to try that... > > - Alon > > > > On Thu, Nov 7, 2013 at 12:42 PM, Daniel Baulig <[email protected]> wrote: > >> Sorry for reviving an old thread but I'm running into a very similar >> issue right now (found this while searching for a possible solution). >> >> I'm having a small C program that outputs binary data to stdout using >> fwrite. I usually invoke it like prog >outfile. It will also output some >> debugging data to stderr. This works flawless when compiled using gcc, but >> failed when compiled with emcc and run with node. The output to stderr will >> occasinally be corrupted. This only happens with the next output to stderr >> after a fwrite call. Also, the data output to stdout is corrupted and is >> not the same as the data written by the gcc compiled version. I randomly >> checked the data in the buffer before it is written to stdout by writing >> some bytes to stderr using fprintf(stderr, "%x%x\t") and all the bytes i've >> checked in the buffer are the same for the gcc and the emcc version of the >> binary. So the corruption must happen after calling fwrite inside the emcc >> stdio implementation. I tried putting the stdout stream into binary mode >> with freopen(NULL, "wb", stdout); before writing binary data to it, but >> that didn't help either. >> Anyone any suggestions? >> >> - Daniel >> > -- >> > You received this message because you are subscribed to the Google Groups >> "emscripten-discuss" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/groups/opt_out. >> > -- You received this message because you are subscribed to the Google Groups "emscripten-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/emscripten-discuss/aaa95dab-0be9-439e-9b14-7b426f94d24dn%40googlegroups.com.
