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Initial patch for emscripten / pyodide support #197

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Initial patch for emscripten / pyodide support #197

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4 changes: 3 additions & 1 deletion src/cysignals/implementation.c
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Original file line number Diff line number Diff line change
Expand Up @@ -531,7 +531,7 @@ static void _sig_off_warning(const char* file, int line)

static void setup_alt_stack(void)
{
#if HAVE_SIGALTSTACK
#if HAVE_SIGALTSTACK && !defined(__EMSCRIPTEN__)
/* Space for the alternate signal stack. The size should be
* of the form MINSIGSTKSZ + constant. The constant is chosen rather
* ad hoc but sufficiently large.
Expand Down Expand Up @@ -576,7 +576,9 @@ static void setup_cysignals_handlers(void)
* After setting up the trampoline, we reset the signal mask. */
sigprocmask(SIG_BLOCK, &sa.sa_mask, &default_sigmask);
#endif
#if !defined(__EMSCRIPTEN__)
setup_trampoline();
#endif
#if HAVE_SIGPROCMASK
sigprocmask(SIG_SETMASK, &default_sigmask, &sigmask_with_sigint);
#endif
Expand Down