MEMFS is an in-*MEM*ory *F*ile*S*ytem. What you need is *I*ndexed*DB*-based *FS.*
On Friday, February 10, 2023 at 3:54:00 AM UTC+4 ili...@gmail.com wrote: > I'm sorry to say so, but WASM memory and FS are two different things by > design. > > There's no need to make things more complex than keeping FS while > resetting memory. > I do it with my computer every day (almost) ;) > > Kind regards, > Ilya Kantor > > On 10 Feb 2023, at 00:05, 'Sam Clegg' via emscripten-discuss < > emscripte...@googlegroups.com> wrote: > > If you are using MEMFS then its contents would (by design) be reset when > you reset your memory. > > If you want to preserve data between runs you would need some kind of > persistent store. Perhaps IDBFS? > > On Thu, Feb 9, 2023 at 2:34 PM Ilya Kantor <ili...@gmail.com> wrote: > >> That's a great hint, thank you! >> >> I tried to do so, but bumped into a problem: I need to pass FS from the >> old module to the new one. >> I'm using the most basic default MEMFS. >> >> Any idea how to do it? >> >> Or maybe I should recursively walk and copy files? That's not the most >> elegant solution, but should work. >> >> Kind regards, >> Ilya Kantor >> >> On 9 Feb 2023, at 20:30, 'Sam Clegg' via emscripten-discuss < >> emscripte...@googlegroups.com> wrote: >> >> Hi Ilya, >> >> Emscripten doesn't have any way to do that today (at least not that I >> know of). >> >> Your best bet is probably to use `-sMODULARIZE` and then construct a new >> instance for each time you want to call `main`. i.e `new MyModule()` each >> time. >> >> cheers, >> sam >> >> On Thu, Feb 9, 2023 at 11:18 AM Ilya Kantor <ili...@gmail.com> wrote: >> >>> Hello, >>> >>> I use Emscripten to compile a CLI application, and then run its _main >>> many times. >>> >>> The problem is that it expects every call to be "from the scratch", with >>> uninitialized data structures. >>> >>> Right now, e.g. a file has `struct my_type s`, and initializes it on the >>> first run, then it survives till the second run and spoils it. >>> >>> How to re-init WASM, to clear memory for new runs (start afresh) while >>> keeping FS untouched? >>> >>> >>> -- >>> 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 emscripten-disc...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/emscripten-discuss/140af2b7-874c-4308-8563-044e066fd89fn%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/emscripten-discuss/140af2b7-874c-4308-8563-044e066fd89fn%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> >> -- >> 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 emscripten-disc...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/emscripten-discuss/CAL_va28RpzVOUzTAr3zO5bX%2BQWTq%3DdMn08Xwc2y9odMFZKmw-g%40mail.gmail.com >> >> <https://groups.google.com/d/msgid/emscripten-discuss/CAL_va28RpzVOUzTAr3zO5bX%2BQWTq%3DdMn08Xwc2y9odMFZKmw-g%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> >> >> >> -- >> 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 emscripten-disc...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/emscripten-discuss/D9B1D151-C606-4E89-AC79-823E58B61BA0%40gmail.com >> >> <https://groups.google.com/d/msgid/emscripten-discuss/D9B1D151-C606-4E89-AC79-823E58B61BA0%40gmail.com?utm_medium=email&utm_source=footer> >> . >> > > -- > 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 emscripten-disc...@googlegroups.com. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/emscripten-discuss/CAL_va2-yO%2BOY6ANUzuBU5qOfv6BikyTonT5oUomOU4FbfHAwTA%40mail.gmail.com > > <https://groups.google.com/d/msgid/emscripten-discuss/CAL_va2-yO%2BOY6ANUzuBU5qOfv6BikyTonT5oUomOU4FbfHAwTA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > > -- 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 emscripten-discuss+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/emscripten-discuss/75d18653-26af-4e33-add0-d5f65a16cb20n%40googlegroups.com.