Merge pull request #32469 from JuliaLang/kf/emscriptenlongjmp

Misc backports from kf/wasm3

Author: Keno

src/jloptions.c

@@ -1,6 +1,7 @@
 // This file is a part of Julia. License is MIT: https://julialang.org/license
 
 #include <limits.h>
+#include <errno.h>
 
 #include "julia.h"
 

src/julia.h

@@ -1731,6 +1731,11 @@ void (jl_longjmp)(jmp_buf _Buf, int _Value);
 #define jl_setjmp_name "jl_setjmp"
 #define jl_setjmp(a,b) jl_setjmp(a)
 #define jl_longjmp(a,b) jl_longjmp(a,b)
+#elif defined(_OS_EMSCRIPTEN_)
+#define jl_setjmp(a,b) setjmp(a)
+#define jl_longjmp(a,b) longjmp(a,b)
+#define jl_setjmp_f    setjmp
+#define jl_setjmp_name "setjmp"
 #else
 // determine actual entry point name
 #if defined(sigsetjmp)

src/signals-unix.c

@@ -5,6 +5,7 @@
 #include <sys/stat.h>
 #include <sys/mman.h>
 #include <pthread.h>
+#include <errno.h>
 #if defined(_OS_DARWIN_) && !defined(MAP_ANONYMOUS)
 #define MAP_ANONYMOUS MAP_ANON
 #endif

src/task.c

@@ -70,7 +70,7 @@ static void jl_start_fiber(jl_ucontext_t *lastt, jl_ucontext_t *t);
 static void jl_swap_fiber(jl_ucontext_t *lastt, jl_ucontext_t *t);
 
 #ifdef JL_HAVE_UNW_CONTEXT
-static JL_THREAD unw_cursor_t jl_basecursor;
+static JL_THREAD_LOCAL unw_cursor_t jl_basecursor;
 #endif
 
 #ifdef ALWAYS_COPY_STACKS