An update in case anyone was looking into it, `cxx` changed to `c++` and `wasm-libc` to `libc-wasm` so a correct way to run the script now is:
`python embuilder.py build dlmalloc libc++ libc gl libc++abi libc++_noexcept libc-wasm` On Mon, May 20, 2019 at 2:05 PM Tsvi Sabo <[email protected]> wrote: > I think i might have a hint for how to solve it, > I am missing some standard library files, and there's a way to generate > those running: > "python embuilder.py build dlmalloc libcxx libc gl libcxxabi > libcxx_noexcept wasm-libc" > from `external/emscripten_toolchain` > but when i do that, i get: > > embuilder:INFO: building and verifying dlmalloc > embuilder:INFO: ...success > embuilder:INFO: building and verifying libcxx > embuilder:ERROR: unfamiliar build target: libcxx > > Any idea? > > On Mon, May 20, 2019 at 12:55 PM Tsvi Sabo <[email protected]> wrote: > >> Thanks a lot for your reply, will try it, but the reason i was using the >> Bazel to pull and build emscripten rather than installing >> the SDK is that i would like to have a Bazel target which i can build >> with emscripten on any platform, >> you think that's possible? >> >> On Mon, May 20, 2019 at 12:39 PM Floh <[email protected]> wrote: >> >>> Wow, that looks overly complicated (I guess that's Bazel's fault). >>> >>> If you are on a Mac, the easiest way to get a working emscripten >>> environment is via homebrew: >>> >>> > brew install emscripten >>> >>> On Linux, check whether the emscripten SDK is provided by your distro's >>> package manager, otherwise (or if on Windows), follow the steps described >>> here to install the emscripten SDK: >>> >>> https://emscripten.org/docs/getting_started/downloads.html >>> >>> ...and to test whether this worked, write a small hello.c: >>> >>> #include <stdio.h> >>> int main() { >>> printf("Hello World!\n"); >>> return 0; >>> } >>> >>> ...then run: >>> >>> > emcc hello.c -o hello.html >>> ... >>> >>> ..this should produce 3 files: hello.html, hello.js and hello.wasm >>> >>> ...to test whether the produced application works: >>> >>> > emrun hello.html >>> Starting browser: open http://localhost:6931/hello.html >>> ... >>> >>> ...this should open the system's default browser and show the emscripten >>> standard demo page, at the bottom of the page there should be a "Hello >>> World!" message in a text output field. >>> >>> From there, move to more complex stuff. But I would move to build >>> systems only when you're sure that the emscripten installation itself works. >>> >>> Build systems just add more things that can go wrong, and the additional >>> "obfuscation layer" (which the build systems add on top of the compiler >>> toolchain) can make it harder to find the actual problems. >>> >>> Cheers, >>> -Floh. >>> >>> On Monday, 20 May 2019 11:01:32 UTC+2, Tsvi Sabo wrote: >>>> >>>> Following this tutorial: >>>> >>>> https://docs.bazel.build/versions/master/tutorial/cc-toolchain-config.html >>>> And after fixing some of the configuration's paths, >>>> i manage to build a really simple `hello-world` `c` file, but when i >>>> follow the example completely, and include some cpp headers such as >>>> <ctime>, i get the following: >>>> >>>> "In file included from /home/tsvi/IOTA_DEV/entangled/hello-world.cc:2: >>>> In file included from >>>> external/emscripten_toolchain/system/include/libcxx/iostream:38: >>>> In file included from >>>> external/emscripten_toolchain/system/include/libcxx/ios:216: >>>> external/emscripten_toolchain/system/include/libcxx/__locale:417:32: >>>> error: use of undeclared identifier '_CTYPE_S' >>>> static const mask space = _CTYPE_S;" >>>> >>>> >>>> So, i am guessing, it might be using wrong include paths of clang after >>>> all? >>>> How do i fix this? >>>> Thanks >>>> >>> -- >>> 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/9cff3f50-bee1-43ac-be9b-f7076024d47e%40googlegroups.com >>> <https://groups.google.com/d/msgid/emscripten-discuss/9cff3f50-bee1-43ac-be9b-f7076024d47e%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- *IOTA Foundation* c/o Nextland Strassburgerstraße 55 10405 Berlin, Germany Board of Directors: Sergey Ivancheglo, Serguei Popov, Ralf Rottmann, Dominik Schiener, David Sønstebø ID/Company No.: 3416/1234/2 -- 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/CAGtHauL6fyNp%3D-ng5kmtdL0RUW-DGxZ%2B5kZKNnZtBu15wmwazg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
