void __cdecl crt_sig_handler(int sig, int num)
{
jl_ptls_t ptls = jl_get_ptls_states();
CONTEXT Context;
switch (sig) {
case SIGFPE:
fpreset();
signal(SIGFPE, (void (__cdecl *)(int))crt_sig_handler);
switch(num) {
case _FPE_INVALID:
case _FPE_OVERFLOW:
case _FPE_UNDERFLOW:
default:
jl_errorf("Unexpected FPE Error 0x%X", num);
break;
case _FPE_ZERODIVIDE:
jl_throw(jl_diverror_exception);
break;
}
break;
case SIGINT:
signal(SIGINT, (void (__cdecl *)(int))crt_sig_handler);
if (exit_on_sigint)
jl_exit(130); // 128 + SIGINT
jl_try_throw_sigint();
break;
default: // SIGSEGV, (SSIGTERM, IGILL)
memset(&Context, 0, sizeof(Context));
RtlCaptureContext(&Context);
jl_critical_error(sig, &Context, ptls->bt_data, &ptls->bt_size);
raise(sig);
}
}
void jl_prep_terminal(int meta_flag)
{
FILE *rl_in = rl_instream;
rl_instream = stdin;
rl_prep_terminal(1);
rl_instream = rl_in;
#ifdef __WIN32__
if (jl_uv_stdin->type == UV_TTY) uv_tty_set_mode((uv_tty_t*)jl_uv_stdin,1); //raw (and libuv-processed)
if (!repl_sigint_handler_installed) {
if (SetConsoleCtrlHandler((PHANDLER_ROUTINE)repl_sigint_handler,1))
repl_sigint_handler_installed = 1;
}
#else
if (jl_sigint_act.sa_sigaction == NULL) {
struct sigaction oldact, repl_sigint_act;
memset(&repl_sigint_act, 0, sizeof(struct sigaction));
sigemptyset(&repl_sigint_act.sa_mask);
repl_sigint_act.sa_sigaction = repl_sigint_handler;
repl_sigint_act.sa_flags = SA_SIGINFO;
if (sigaction(SIGINT, &repl_sigint_act, &oldact) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
if (repl_sigint_act.sa_sigaction != oldact.sa_sigaction &&
jl_sigint_act.sa_sigaction != oldact.sa_sigaction)
jl_sigint_act = oldact;
}
#endif
}
void jl_write_compiler_output(void)
{
if (!jl_generating_output())
return;
if (!jl_options.incremental)
jl_precompile(jl_options.compile_enabled == JL_OPTIONS_COMPILE_ALL);
if (!jl_module_init_order) {
jl_printf(JL_STDERR, "WARNING: --output requested, but no modules defined during run\n");
return;
}
jl_array_t *worklist = jl_module_init_order;
JL_GC_PUSH1(&worklist);
jl_module_init_order = jl_alloc_vec_any(0);
int i, l = jl_array_len(worklist);
for (i = 0; i < l; i++) {
jl_value_t *m = jl_arrayref(worklist, i);
if (jl_get_global((jl_module_t*)m, jl_symbol("__init__"))) {
jl_array_ptr_1d_push(jl_module_init_order, m);
}
}
if (jl_options.incremental) {
if (jl_options.outputji)
if (jl_save_incremental(jl_options.outputji, worklist))
jl_exit(1);
if (jl_options.outputbc || jl_options.outputunoptbc)
jl_printf(JL_STDERR, "WARNING: incremental output to a .bc file is not implemented\n");
if (jl_options.outputo)
jl_printf(JL_STDERR, "WARNING: incremental output to a .o file is not implemented\n");
}
else {
ios_t *s = NULL;
if (jl_options.outputo || jl_options.outputbc || jl_options.outputunoptbc)
s = jl_create_system_image();
if (jl_options.outputji) {
if (s == NULL) {
jl_save_system_image(jl_options.outputji);
}
else {
ios_t f;
if (ios_file(&f, jl_options.outputji, 1, 1, 1, 1) == NULL)
jl_errorf("cannot open system image file \"%s\" for writing", jl_options.outputji);
ios_write(&f, (const char*)s->buf, (size_t)s->size);
ios_close(&f);
}
}
if (jl_options.outputo || jl_options.outputbc || jl_options.outputunoptbc)
jl_dump_native(jl_options.outputbc,
jl_options.outputunoptbc,
jl_options.outputo,
(const char*)s->buf, (size_t)s->size);
}
JL_GC_POP();
}
void *mach_segv_listener(void *arg)
{
(void)arg;
while (1) {
int ret = mach_msg_server(exc_server,2048,segv_port,MACH_MSG_TIMEOUT_NONE);
jl_safe_printf("mach_msg_server: %s\n", mach_error_string(ret));
jl_exit(128+SIGSEGV);
}
}
void jl_error(const char *str)
{
if (jl_errorexception_type == NULL) {
JL_PRINTF(JL_STDERR, "%s", str);
jl_exit(1);
}
jl_value_t *msg = jl_pchar_to_string((char*)str, strlen(str));
JL_GC_PUSH(&msg);
jl_raise(jl_new_struct(jl_errorexception_type, msg));
}
JL_DLLEXPORT void JL_NORETURN jl_error(const char *str)
{
if (jl_errorexception_type == NULL) {
jl_printf(JL_STDERR, "ERROR: %s\n", str);
jl_exit(1);
}
jl_value_t *msg = jl_pchar_to_string((char*)str, strlen(str));
JL_GC_PUSH1(&msg);
jl_throw(jl_new_struct(jl_errorexception_type, msg));
}
DLLEXPORT int jl_profile_start_timer(void)
{
kern_return_t ret;
if (!profile_started) {
mach_port_t self = mach_task_self();
main_thread = mach_thread_self();
ret = host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, (clock_serv_t *)&clk);
HANDLE_MACH_ERROR("host_get_clock_service", ret);
ret = mach_port_allocate(self,MACH_PORT_RIGHT_RECEIVE,&profile_port);
HANDLE_MACH_ERROR("mach_port_allocate",ret);
// Alright, create a thread to serve as the listener for exceptions
pthread_attr_t attr;
if (pthread_attr_init(&attr) != 0) {
JL_PRINTF(JL_STDERR, "pthread_attr_init failed");
jl_exit(1);
}
pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_DETACHED);
if (pthread_create(&profiler_thread,&attr,mach_profile_listener,NULL) != 0) {
JL_PRINTF(JL_STDERR, "pthread_create failed");
jl_exit(1);
}
pthread_attr_destroy(&attr);
profile_started = 1;
}
timerprof.tv_sec = nsecprof/GIGA;
timerprof.tv_nsec = nsecprof%GIGA;
running = 1;
ret = clock_alarm(clk, TIME_RELATIVE, timerprof, profile_port);
HANDLE_MACH_ERROR("clock_alarm",ret);
return 0;
}
void jl_errorf(const char *fmt, ...)
{
char buf[1024];
va_list args;
va_start(args, fmt);
int nc = vsnprintf(buf, sizeof(buf), fmt, args);
va_end(args);
if (jl_errorexception_type == NULL) {
JL_PRINTF(JL_STDERR, "%s", &buf);
jl_exit(1);
}
jl_value_t *msg = jl_pchar_to_string(buf, nc);
JL_GC_PUSH(&msg);
jl_raise(jl_new_struct(jl_errorexception_type, msg));
}
static BOOL WINAPI sigint_handler(DWORD wsig) //This needs winapi types to guarantee __stdcall
{
int sig;
//windows signals use different numbers from unix (raise)
switch(wsig) {
case CTRL_C_EVENT: sig = SIGINT; break;
//case CTRL_BREAK_EVENT: sig = SIGTERM; break;
// etc.
default: sig = SIGTERM; break;
}
if (exit_on_sigint)
jl_exit(128 + sig); // 128 + SIGINT
jl_try_deliver_sigint();
return 1;
}
static void jl_exit_thread0_cb(void)
{
// This can get stuck if it happens at an unfortunate spot
// (unavoidable due to its async nature).
// Try harder to exit each time if we get multiple exit requests.
if (thread0_exit_count <= 1) {
jl_exit(thread0_exit_state);
}
else if (thread0_exit_count == 2) {
exit(thread0_exit_state);
}
else {
_exit(thread0_exit_state);
}
}
void sigint_handler(int sig, siginfo_t *info, void *context)
{
if (exit_on_sigint) jl_exit(0);
if (jl_defer_signal) {
jl_signal_pending = sig;
}
else {
jl_signal_pending = 0;
sigset_t sset;
sigemptyset(&sset);
sigaddset(&sset, SIGINT);
sigprocmask(SIG_UNBLOCK, &sset, NULL);
jl_throw(jl_interrupt_exception);
}
}
void jl_errorf(const char *fmt, ...)
{
va_list args;
ios_t buf;
ios_mem(&buf, 0);
va_start(args, fmt);
ios_vprintf(&buf, fmt, args);
va_end(args);
if (jl_errorexception_type == NULL) {
JL_PRINTF(JL_STDERR, "%s", buf.buf);
jl_exit(1);
}
jl_value_t *msg = jl_takebuf_string(&buf);
JL_GC_PUSH1(&msg);
jl_throw(jl_new_struct(jl_errorexception_type, msg));
}
DLLEXPORT void jl_install_sigint_handler()
{
#ifdef _OS_WINDOWS_
SetConsoleCtrlHandler((PHANDLER_ROUTINE)sigint_handler,1);
#else
struct sigaction act;
memset(&act, 0, sizeof(struct sigaction));
sigemptyset(&act.sa_mask);
act.sa_sigaction = sigint_handler;
act.sa_flags = SA_SIGINFO;
if (sigaction(SIGINT, &act, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
#endif
//printf("sigint installed\n");
}
static BOOL WINAPI sigint_handler(DWORD wsig) //This needs winapi types to guarantee __stdcall
{
if (exit_on_sigint) jl_exit(0);
int sig;
//windows signals use different numbers from unix (raise)
switch(wsig) {
case CTRL_C_EVENT: sig = SIGINT; break;
//case CTRL_BREAK_EVENT: sig = SIGTERM; break;
// etc.
default: sig = SIGTERM; break;
}
if (jl_defer_signal) {
jl_signal_pending = sig;
}
else {
jl_signal_pending = 0;
if ((DWORD)-1 == SuspendThread(hMainThread)) {
//error
jl_safe_printf("error: SuspendThread failed\n");
return 0;
}
CONTEXT ctxThread;
memset(&ctxThread,0,sizeof(CONTEXT));
ctxThread.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER;
if (!GetThreadContext(hMainThread, &ctxThread)) {
//error
jl_safe_printf("error: GetThreadContext failed\n");
return 0;
}
jl_throw_in_ctx(jl_interrupt_exception, &ctxThread, 1);
ctxThread.ContextFlags = CONTEXT_CONTROL | CONTEXT_INTEGER;
if (!SetThreadContext(hMainThread,&ctxThread)) {
jl_safe_printf("error: SetThreadContext failed\n");
//error
return 0;
}
if ((DWORD)-1 == ResumeThread(hMainThread)) {
jl_safe_printf("error: ResumeThread failed\n");
//error
return 0;
}
}
return 1;
}
DLLEXPORT void jl_init_frontend(void)
{
fl_init(2*512*1024);
value_t img = cvalue(iostreamtype, sizeof(ios_t));
ios_t *pi = value2c(ios_t*, img);
ios_static_buffer(pi, flisp_system_image, sizeof(flisp_system_image));
if (fl_load_system_image(img)) {
JL_PRINTF(JL_STDERR, "fatal error loading system image\n");
jl_exit(1);
}
fl_applyn(0, symbol_value(symbol("__init_globals")));
jvtype = define_opaque_type(symbol("julia_value"), sizeof(void*),
NULL, NULL);
assign_global_builtins(julia_flisp_ast_ext);
}
DLLEXPORT void jl_install_sigint_handler()
{
#ifdef __WIN32__
DuplicateHandle( GetCurrentProcess(), GetCurrentThread(),
GetCurrentProcess(), (PHANDLE)&hMainThread, 0,
TRUE, DUPLICATE_SAME_ACCESS );
SetConsoleCtrlHandler((PHANDLER_ROUTINE)sigint_handler,1);
#else
struct sigaction act;
memset(&act, 0, sizeof(struct sigaction));
sigemptyset(&act.sa_mask);
act.sa_sigaction = sigint_handler;
act.sa_flags = SA_SIGINFO;
if (sigaction(SIGINT, &act, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
#endif
//printf("sigint installed\n");
}
void __cdecl crt_sig_handler(int sig, int num)
{
switch (sig) {
case SIGFPE:
fpreset();
signal(SIGFPE, (void (__cdecl *)(int))crt_sig_handler);
switch(num) {
case _FPE_INVALID:
case _FPE_OVERFLOW:
case _FPE_UNDERFLOW:
default:
jl_errorf("Unexpected FPE Error 0x%X", num);
break;
case _FPE_ZERODIVIDE:
jl_throw(jl_diverror_exception);
break;
}
break;
case SIGINT:
signal(SIGINT, (void (__cdecl *)(int))crt_sig_handler);
if (exit_on_sigint) jl_exit(0);
if (jl_defer_signal) {
jl_signal_pending = sig;
}
else {
jl_signal_pending = 0;
jl_throw(jl_interrupt_exception);
}
break;
default: // SIGSEGV, (SSIGTERM, IGILL)
ios_printf(ios_stderr,"\nsignal (%d): %s\n", sig, strsignal(sig));
bt_size = rec_backtrace(bt_data, MAX_BT_SIZE);
jlbacktrace();
raise(sig);
}
}
static jl_value_t *jl_vexceptionf(jl_datatype_t *exception_type,
const char *fmt, va_list args)
{
if (exception_type == NULL) {
jl_printf(JL_STDERR, "ERROR: ");
jl_vprintf(JL_STDERR, fmt, args);
jl_printf(JL_STDERR, "\n");
jl_exit(1);
}
char *str = NULL;
int ok = vasprintf(&str, fmt, args);
jl_value_t *msg;
if (ok < 0) { // vasprintf failed
msg = jl_cstr_to_string("internal error: could not display error message");
}
else {
msg = jl_pchar_to_string(str, strlen(str));
free(str);
}
JL_GC_PUSH1(&msg);
jl_value_t *e = jl_new_struct(exception_type, msg);
JL_GC_POP();
return e;
}
void julia_init(char *imageFile)
{
(void)uv_default_loop();
restore_signals(); //XXX: this needs to be early in load process
jl_page_size = sysconf(_SC_PAGESIZE);
jl_find_stack_bottom();
jl_dl_handle = jl_load_dynamic_library(NULL);
#if defined(__linux__)
int ncores = jl_cpu_cores();
if (ncores > 1) {
cpu_set_t cpumask;
CPU_ZERO(&cpumask);
for(int i=0; i < ncores; i++) {
CPU_SET(i, &cpumask);
}
sched_setaffinity(0, sizeof(cpu_set_t), &cpumask);
}
#endif
#ifdef JL_GC_MARKSWEEP
jl_gc_init();
jl_gc_disable();
#endif
jl_init_frontend();
jl_init_types();
jl_init_tasks(jl_stack_lo, jl_stack_hi-jl_stack_lo);
jl_init_codegen();
jl_an_empty_cell = (jl_value_t*)jl_alloc_cell_1d(0);
jl_init_serializer();
if (!imageFile) {
jl_main_module = jl_new_module(jl_symbol("Main"));
jl_main_module->parent = jl_main_module;
jl_core_module = jl_new_module(jl_symbol("Core"));
jl_core_module->parent = jl_main_module;
jl_set_const(jl_main_module, jl_symbol("Core"),
(jl_value_t*)jl_core_module);
jl_module_using(jl_main_module, jl_core_module);
jl_current_module = jl_core_module;
jl_init_intrinsic_functions();
jl_init_primitives();
jl_load("boot.jl");
jl_get_builtin_hooks();
jl_boot_file_loaded = 1;
jl_init_box_caches();
}
if (imageFile) {
JL_TRY {
jl_restore_system_image(imageFile);
}
JL_CATCH {
JL_PRINTF(JL_STDERR, "error during init:\n");
jl_show(jl_stderr_obj(), jl_exception_in_transit);
JL_PRINTF(JL_STDOUT, "\n");
jl_exit(1);
}
}
// set module field of primitive types
int i;
void **table = jl_core_module->bindings.table;
for(i=1; i < jl_core_module->bindings.size; i+=2) {
if (table[i] != HT_NOTFOUND) {
jl_binding_t *b = (jl_binding_t*)table[i];
if (b->value && jl_is_some_tag_type(b->value)) {
jl_tag_type_t *tt = (jl_tag_type_t*)b->value;
tt->name->module = jl_core_module;
}
}
}
// the Main module is the one which is always open, and set as the
// current module for bare (non-module-wrapped) toplevel expressions.
// it does "using Base" if Base is available.
if (jl_base_module != NULL)
jl_module_using(jl_main_module, jl_base_module);
jl_current_module = jl_main_module;
#ifndef __WIN32__
struct sigaction actf;
memset(&actf, 0, sizeof(struct sigaction));
sigemptyset(&actf.sa_mask);
actf.sa_handler = fpe_handler;
actf.sa_flags = 0;
if (sigaction(SIGFPE, &actf, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
stack_t ss;
ss.ss_flags = 0;
ss.ss_size = SIGSTKSZ;
ss.ss_sp = malloc(ss.ss_size);
if (sigaltstack(&ss, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaltstack: %s\n", strerror(errno));
jl_exit(1);
}
struct sigaction act;
memset(&act, 0, sizeof(struct sigaction));
sigemptyset(&act.sa_mask);
act.sa_sigaction = segv_handler;
act.sa_flags = SA_ONSTACK | SA_SIGINFO;
if (sigaction(SIGSEGV, &act, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
#endif
atexit(jl_atexit_hook);
#ifdef JL_GC_MARKSWEEP
jl_gc_enable();
#endif
}
void julia_init(char *imageFile)
{
jl_page_size = jl_getpagesize();
jl_find_stack_bottom();
jl_dl_handle = jl_load_dynamic_library(NULL, JL_RTLD_DEFAULT);
#ifdef __WIN32__
uv_dlopen("ntdll.dll",jl_ntdll_handle); //bypass julia's pathchecking for system dlls
uv_dlopen("Kernel32.dll",jl_kernel32_handle);
uv_dlopen("msvcrt.dll",jl_crtdll_handle);
uv_dlopen("Ws2_32.dll",jl_winsock_handle);
_jl_exe_handle.handle = GetModuleHandleA(NULL);
#endif
jl_io_loop = uv_default_loop(); //this loop will internal events (spawining process etc.)
init_stdio();
#if defined(__linux__)
int ncores = jl_cpu_cores();
if (ncores > 1) {
cpu_set_t cpumask;
CPU_ZERO(&cpumask);
for(int i=0; i < ncores; i++) {
CPU_SET(i, &cpumask);
}
sched_setaffinity(0, sizeof(cpu_set_t), &cpumask);
}
#endif
#ifdef JL_GC_MARKSWEEP
jl_gc_init();
jl_gc_disable();
#endif
jl_init_frontend();
jl_init_types();
jl_init_tasks(jl_stack_lo, jl_stack_hi-jl_stack_lo);
jl_init_codegen();
jl_an_empty_cell = (jl_value_t*)jl_alloc_cell_1d(0);
jl_init_serializer();
if (!imageFile) {
jl_main_module = jl_new_module(jl_symbol("Main"));
jl_main_module->parent = jl_main_module;
jl_core_module = jl_new_module(jl_symbol("Core"));
jl_core_module->parent = jl_main_module;
jl_set_const(jl_main_module, jl_symbol("Core"),
(jl_value_t*)jl_core_module);
jl_module_using(jl_main_module, jl_core_module);
jl_current_module = jl_core_module;
jl_init_intrinsic_functions();
jl_init_primitives();
jl_load("boot.jl");
jl_get_builtin_hooks();
jl_boot_file_loaded = 1;
jl_init_box_caches();
}
if (imageFile) {
JL_TRY {
jl_restore_system_image(imageFile);
}
JL_CATCH {
JL_PRINTF(JL_STDERR, "error during init:\n");
jl_show(jl_stderr_obj(), jl_exception_in_transit);
JL_PRINTF(JL_STDOUT, "\n");
jl_exit(1);
}
}
// set module field of primitive types
int i;
void **table = jl_core_module->bindings.table;
for(i=1; i < jl_core_module->bindings.size; i+=2) {
if (table[i] != HT_NOTFOUND) {
jl_binding_t *b = (jl_binding_t*)table[i];
if (b->value && jl_is_datatype(b->value)) {
jl_datatype_t *tt = (jl_datatype_t*)b->value;
tt->name->module = jl_core_module;
}
}
}
// the Main module is the one which is always open, and set as the
// current module for bare (non-module-wrapped) toplevel expressions.
// it does "using Base" if Base is available.
if (jl_base_module != NULL) {
jl_add_standard_imports(jl_main_module);
}
// eval() uses Main by default, so Main.eval === Core.eval
jl_module_import(jl_main_module, jl_core_module, jl_symbol("eval"));
jl_current_module = jl_main_module;
#ifndef __WIN32__
struct sigaction actf;
memset(&actf, 0, sizeof(struct sigaction));
sigemptyset(&actf.sa_mask);
actf.sa_handler = fpe_handler;
actf.sa_flags = 0;
if (sigaction(SIGFPE, &actf, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
stack_t ss;
ss.ss_flags = 0;
ss.ss_size = SIGSTKSZ;
ss.ss_sp = malloc(ss.ss_size);
if (sigaltstack(&ss, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaltstack: %s\n", strerror(errno));
jl_exit(1);
}
struct sigaction act;
memset(&act, 0, sizeof(struct sigaction));
sigemptyset(&act.sa_mask);
act.sa_sigaction = segv_handler;
act.sa_flags = SA_ONSTACK | SA_SIGINFO;
if (sigaction(SIGSEGV, &act, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
#else
if (signal(SIGFPE, (void (__cdecl *)(int))fpe_handler) == SIG_ERR) {
JL_PRINTF(JL_STDERR, "Couldn't set SIGFPE\n");
jl_exit(1);
}
#endif
#ifdef JL_GC_MARKSWEEP
jl_gc_enable();
#endif
}
void parse_opts(int *argcp, char ***argvp)
{
enum { opt_machinefile = 300,
opt_color,
opt_history_file,
opt_no_history_file,
opt_startup_file,
opt_compile,
opt_code_coverage,
opt_track_allocation,
opt_check_bounds,
opt_dump_bitcode,
opt_depwarn,
opt_inline,
opt_math_mode,
opt_worker,
opt_bind_to,
opt_handle_signals
};
static char* shortopts = "+vhqFfH:e:E:P:L:J:C:ip:Ob:";
static struct option longopts[] = {
// exposed command line options
// NOTE: This set of required arguments need to be kept in sync
// with the required arguments defined in base/client.jl `process_options()`
{ "version", no_argument, 0, 'v' },
{ "help", no_argument, 0, 'h' },
{ "quiet", no_argument, 0, 'q' },
{ "home", required_argument, 0, 'H' },
{ "eval", required_argument, 0, 'e' },
{ "print", required_argument, 0, 'E' },
{ "post-boot", required_argument, 0, 'P' },
{ "load", required_argument, 0, 'L' },
{ "sysimage", required_argument, 0, 'J' },
{ "cpu-target", required_argument, 0, 'C' },
{ "procs", required_argument, 0, 'p' },
{ "machinefile", required_argument, 0, opt_machinefile },
{ "color", required_argument, 0, opt_color },
{ "history-file", required_argument, 0, opt_history_file },
{ "no-history-file", no_argument, 0, opt_no_history_file }, // deprecated
{ "startup-file", required_argument, 0, opt_startup_file },
{ "no-startup", no_argument, 0, 'f' }, // deprecated
{ "compile", required_argument, 0, opt_compile },
{ "code-coverage", optional_argument, 0, opt_code_coverage },
{ "track-allocation",optional_argument, 0, opt_track_allocation },
{ "optimize", no_argument, 0, 'O' },
{ "check-bounds", required_argument, 0, opt_check_bounds },
{ "dump-bitcode", required_argument, 0, opt_dump_bitcode },
{ "depwarn", required_argument, 0, opt_depwarn },
{ "inline", required_argument, 0, opt_inline },
{ "math-mode", required_argument, 0, opt_math_mode },
{ "handle-signals", required_argument, 0, opt_handle_signals },
// hidden command line options
{ "build", required_argument, 0, 'b' },
{ "worker", no_argument, 0, opt_worker },
{ "bind-to", required_argument, 0, opt_bind_to },
{ "lisp", no_argument, &lisp_prompt, 1 },
{ 0, 0, 0, 0 }
};
// getopt handles argument parsing up to -- delineator
int lastind = optind;
int argc = *argcp;
if (argc > 0) {
for (int i=0; i < argc; i++) {
if (!strcmp((*argvp)[i], "--")) {
argc = i;
break;
}
}
}
int c;
char *endptr;
opterr = 0;
int skip = 0;
while ((c = getopt_long(argc,*argvp,shortopts,longopts,0)) != -1) {
switch (c) {
case 0:
break;
case '?':
if (optind != lastind) skip++;
lastind = optind;
break;
case 'v': // version
jl_printf(JL_STDOUT, "julia version %s\n", JULIA_VERSION_STRING);
jl_exit(0);
case 'h': // help
jl_printf(JL_STDOUT, "%s%s", usage, opts);
jl_exit(0);
case 'q': // quiet
jl_options.quiet = 1;
break;
case 'H': // home
jl_options.julia_home = strdup(optarg);
break;
case 'e': // eval
jl_options.eval = strdup(optarg);
break;
case 'E': // print
jl_options.print = strdup(optarg);
break;
case 'P': // post-boot
jl_options.postboot = strdup(optarg);
break;
case 'L': // load
jl_options.load = strdup(optarg);
break;
case 'J': // sysimage
jl_options.image_file = strdup(optarg);
imagepathspecified = 1;
break;
case 'C': // cpu-target
jl_options.cpu_target = strdup(optarg);
break;
case 'p': // procs
errno = 0;
if (!strcmp(optarg,"auto")) {
jl_options.nprocs = jl_cpu_cores();
}
else {
long nprocs = strtol(optarg, &endptr, 10);
if (errno != 0 || optarg == endptr || *endptr != 0 || nprocs < 1 || nprocs >= INT_MAX)
jl_errorf("julia: -p,--procs=<n> must be an integer >= 1\n");
jl_options.nprocs = (int)nprocs;
}
break;
case opt_machinefile:
jl_options.machinefile = strdup(optarg);
break;
case opt_color:
if (!strcmp(optarg,"yes"))
jl_options.color = JL_OPTIONS_COLOR_ON;
else if (!strcmp(optarg,"no"))
jl_options.color = JL_OPTIONS_COLOR_OFF;
else
jl_errorf("julia: invalid argument to --color={yes|no} (%s)\n", optarg);
break;
case opt_history_file:
if (!strcmp(optarg,"yes"))
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_OFF;
else
jl_errorf("julia: invalid argument to --history-file={yes|no} (%s)\n", optarg);
break;
case opt_no_history_file:
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_OFF;
break;
case opt_startup_file:
if (!strcmp(optarg,"yes"))
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_OFF;
else
jl_errorf("julia: invalid argument to --startup-file={yes|no} (%s)\n", optarg);
break;
case 'f':
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_OFF;
break;
case 'F':
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_ON;
break;
case opt_compile:
if (!strcmp(optarg,"yes"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_OFF;
else if (!strcmp(optarg,"all"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_ALL;
else
jl_errorf("julia: invalid argument to --compile (%s)\n", optarg);
break;
case opt_code_coverage:
if (optarg != NULL) {
if (!strcmp(optarg,"user"))
codecov = JL_LOG_USER;
else if (!strcmp(optarg,"all"))
codecov = JL_LOG_ALL;
else if (!strcmp(optarg,"none"))
codecov = JL_LOG_NONE;
break;
}
else {
codecov = JL_LOG_USER;
}
break;
case opt_track_allocation:
if (optarg != NULL) {
if (!strcmp(optarg,"user"))
malloclog = JL_LOG_USER;
else if (!strcmp(optarg,"all"))
malloclog = JL_LOG_ALL;
else if (!strcmp(optarg,"none"))
malloclog = JL_LOG_NONE;
break;
}
else {
malloclog = JL_LOG_USER;
}
break;
case 'O': // optimize
jl_options.opt_level = 1;
break;
case 'i': // isinteractive
jl_options.isinteractive = 1;
break;
case opt_check_bounds:
if (!strcmp(optarg,"yes"))
jl_options.check_bounds = JL_OPTIONS_CHECK_BOUNDS_ON;
else if (!strcmp(optarg,"no"))
jl_options.check_bounds = JL_OPTIONS_CHECK_BOUNDS_OFF;
else
jl_errorf("julia: invalid argument to --check-bounds={yes|no} (%s)\n", optarg);
break;
case opt_dump_bitcode:
if (!strcmp(optarg,"yes"))
jl_options.dumpbitcode = JL_OPTIONS_DUMPBITCODE_ON;
else if (!strcmp(optarg,"no"))
jl_options.dumpbitcode = JL_OPTIONS_DUMPBITCODE_OFF;
break;
case opt_depwarn:
if (!strcmp(optarg,"yes"))
jl_options.depwarn = 1;
else if (!strcmp(optarg,"no"))
jl_options.depwarn = 0;
else
jl_errorf("julia: invalid argument to --depwarn={yes|no} (%s)\n", optarg);
break;
case opt_inline:
if (!strcmp(optarg,"yes"))
jl_options.can_inline = 1;
else if (!strcmp(optarg,"no"))
jl_options.can_inline = 0;
else {
jl_errorf("julia: invalid argument to --inline (%s)\n", optarg);
}
break;
case opt_math_mode:
if (!strcmp(optarg,"ieee"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_OFF;
else if (!strcmp(optarg,"fast"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_ON;
else if (!strcmp(optarg,"user"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_DEFAULT;
else
jl_errorf("julia: invalid argument to --math-mode (%s)\n", optarg);
break;
case 'b': // build
jl_options.build_path = strdup(optarg);
if (!imagepathspecified)
jl_options.image_file = NULL;
break;
case opt_worker:
jl_options.worker = 1;
break;
case opt_bind_to:
jl_options.bindto = strdup(optarg);
break;
case opt_handle_signals:
if (!strcmp(optarg,"yes"))
jl_options.handle_signals = JL_OPTIONS_HANDLE_SIGNALS_ON;
else if (!strcmp(optarg,"no"))
jl_options.handle_signals = JL_OPTIONS_HANDLE_SIGNALS_OFF;
else
jl_errorf("julia: invalid argument to --handle-signals (%s)\n", optarg);
break;
default:
jl_errorf("julia: unhandled option -- %c\n"
"This is a bug, please report it.\n", c);
}
}
jl_options.code_coverage = codecov;
jl_options.malloc_log = malloclog;
optind -= skip;
*argvp += optind;
*argcp -= optind;
}
static LONG WINAPI _exception_handler(struct _EXCEPTION_POINTERS *ExceptionInfo, int in_ctx)
{
jl_ptls_t ptls = jl_get_ptls_states();
if (ExceptionInfo->ExceptionRecord->ExceptionFlags == 0) {
switch (ExceptionInfo->ExceptionRecord->ExceptionCode) {
case EXCEPTION_INT_DIVIDE_BY_ZERO:
fpreset();
jl_throw_in_ctx(jl_diverror_exception,
ExceptionInfo->ContextRecord,in_ctx);
return EXCEPTION_CONTINUE_EXECUTION;
case EXCEPTION_STACK_OVERFLOW:
jl_throw_in_ctx(jl_stackovf_exception,
ExceptionInfo->ContextRecord,in_ctx&&pSetThreadStackGuarantee);
return EXCEPTION_CONTINUE_EXECUTION;
case EXCEPTION_ACCESS_VIOLATION:
if (jl_addr_is_safepoint(ExceptionInfo->ExceptionRecord->ExceptionInformation[1])) {
#ifdef JULIA_ENABLE_THREADING
jl_set_gc_and_wait();
// Do not raise sigint on worker thread
if (ptls->tid != 0)
return EXCEPTION_CONTINUE_EXECUTION;
#endif
if (ptls->defer_signal) {
jl_safepoint_defer_sigint();
}
else if (jl_safepoint_consume_sigint()) {
jl_clear_force_sigint();
jl_throw_in_ctx(jl_interrupt_exception,
ExceptionInfo->ContextRecord, in_ctx);
}
return EXCEPTION_CONTINUE_EXECUTION;
}
if (ExceptionInfo->ExceptionRecord->ExceptionInformation[0] == 1) { // writing to read-only memory (e.g. mmap)
jl_throw_in_ctx(jl_readonlymemory_exception,
ExceptionInfo->ContextRecord,in_ctx);
return EXCEPTION_CONTINUE_EXECUTION;
}
}
jl_safe_printf("\nPlease submit a bug report with steps to reproduce this fault, and any error messages that follow (in their entirety). Thanks.\nException: ");
switch (ExceptionInfo->ExceptionRecord->ExceptionCode) {
case EXCEPTION_ACCESS_VIOLATION:
jl_safe_printf("EXCEPTION_ACCESS_VIOLATION"); break;
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
jl_safe_printf("EXCEPTION_ARRAY_BOUNDS_EXCEEDED"); break;
case EXCEPTION_BREAKPOINT:
jl_safe_printf("EXCEPTION_BREAKPOINT"); break;
case EXCEPTION_DATATYPE_MISALIGNMENT:
jl_safe_printf("EXCEPTION_DATATYPE_MISALIGNMENT"); break;
case EXCEPTION_FLT_DENORMAL_OPERAND:
jl_safe_printf("EXCEPTION_FLT_DENORMAL_OPERAND"); break;
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
jl_safe_printf("EXCEPTION_FLT_DIVIDE_BY_ZERO"); break;
case EXCEPTION_FLT_INEXACT_RESULT:
jl_safe_printf("EXCEPTION_FLT_INEXACT_RESULT"); break;
case EXCEPTION_FLT_INVALID_OPERATION:
jl_safe_printf("EXCEPTION_FLT_INVALID_OPERATION"); break;
case EXCEPTION_FLT_OVERFLOW:
jl_safe_printf("EXCEPTION_FLT_OVERFLOW"); break;
case EXCEPTION_FLT_STACK_CHECK:
jl_safe_printf("EXCEPTION_FLT_STACK_CHECK"); break;
case EXCEPTION_FLT_UNDERFLOW:
jl_safe_printf("EXCEPTION_FLT_UNDERFLOW"); break;
case EXCEPTION_ILLEGAL_INSTRUCTION:
jl_safe_printf("EXCEPTION_ILLEGAL_INSTRUCTION"); break;
case EXCEPTION_IN_PAGE_ERROR:
jl_safe_printf("EXCEPTION_IN_PAGE_ERROR"); break;
case EXCEPTION_INT_DIVIDE_BY_ZERO:
jl_safe_printf("EXCEPTION_INT_DIVIDE_BY_ZERO"); break;
case EXCEPTION_INT_OVERFLOW:
jl_safe_printf("EXCEPTION_INT_OVERFLOW"); break;
case EXCEPTION_INVALID_DISPOSITION:
jl_safe_printf("EXCEPTION_INVALID_DISPOSITION"); break;
case EXCEPTION_NONCONTINUABLE_EXCEPTION:
jl_safe_printf("EXCEPTION_NONCONTINUABLE_EXCEPTION"); break;
case EXCEPTION_PRIV_INSTRUCTION:
jl_safe_printf("EXCEPTION_PRIV_INSTRUCTION"); break;
case EXCEPTION_SINGLE_STEP:
jl_safe_printf("EXCEPTION_SINGLE_STEP"); break;
case EXCEPTION_STACK_OVERFLOW:
jl_safe_printf("EXCEPTION_STACK_OVERFLOW"); break;
default:
jl_safe_printf("UNKNOWN"); break;
}
jl_safe_printf(" at 0x%Ix -- ", (size_t)ExceptionInfo->ExceptionRecord->ExceptionAddress);
jl_gdblookup((uintptr_t)ExceptionInfo->ExceptionRecord->ExceptionAddress);
jl_critical_error(0, ExceptionInfo->ContextRecord,
ptls->bt_data, &ptls->bt_size);
static int recursion = 0;
if (recursion++)
exit(1);
else
jl_exit(1);
}
return EXCEPTION_CONTINUE_SEARCH;
}
void jl_write_compiler_output(void)
{
if (!jl_generating_output()) {
if (jl_options.outputjitbc)
jl_dump_native(NULL, jl_options.outputjitbc, NULL, NULL, 0);
return;
}
if (!jl_options.incremental)
jl_precompile(jl_options.compile_enabled == JL_OPTIONS_COMPILE_ALL);
if (!jl_module_init_order) {
jl_printf(JL_STDERR, "WARNING: --output requested, but no modules defined during run\n");
return;
}
if (jl_options.outputjitbc) {
jl_printf(JL_STDERR, "WARNING: --output-jit-bc is meaningless with options for dumping sysimage data\n");
}
jl_array_t *worklist = jl_module_init_order;
JL_GC_PUSH1(&worklist);
jl_module_init_order = jl_alloc_vec_any(0);
int i, l = jl_array_len(worklist);
for (i = 0; i < l; i++) {
jl_value_t *m = jl_ptrarrayref(worklist, i);
jl_value_t *f = jl_get_global((jl_module_t*)m, jl_symbol("__init__"));
if (f) {
jl_array_ptr_1d_push(jl_module_init_order, m);
// TODO: this would be better handled if moved entirely to jl_precompile
// since it's a slightly duplication of effort
jl_value_t *tt = jl_is_type(f) ? (jl_value_t*)jl_wrap_Type(f) : jl_typeof(f);
JL_GC_PUSH1(&tt);
tt = (jl_value_t*)jl_apply_tuple_type_v(&tt, 1);
jl_compile_hint((jl_tupletype_t*)tt);
JL_GC_POP();
}
}
if (jl_options.incremental) {
if (jl_options.outputji)
if (jl_save_incremental(jl_options.outputji, worklist))
jl_exit(1);
if (jl_options.outputbc || jl_options.outputunoptbc)
jl_printf(JL_STDERR, "WARNING: incremental output to a .bc file is not implemented\n");
if (jl_options.outputo)
jl_printf(JL_STDERR, "WARNING: incremental output to a .o file is not implemented\n");
}
else {
ios_t *s = NULL;
if (jl_options.outputo || jl_options.outputbc || jl_options.outputunoptbc)
s = jl_create_system_image();
if (jl_options.outputji) {
if (s == NULL) {
jl_save_system_image(jl_options.outputji);
}
else {
ios_t f;
if (ios_file(&f, jl_options.outputji, 1, 1, 1, 1) == NULL)
jl_errorf("cannot open system image file \"%s\" for writing", jl_options.outputji);
ios_write(&f, (const char*)s->buf, (size_t)s->size);
ios_close(&f);
}
}
if (jl_options.outputo || jl_options.outputbc || jl_options.outputunoptbc) {
assert(s);
jl_dump_native(jl_options.outputbc,
jl_options.outputunoptbc,
jl_options.outputo,
(const char*)s->buf, (size_t)s->size);
}
}
for (size_t i = 0; i < jl_current_modules.size; i += 2) {
if (jl_current_modules.table[i + 1] != HT_NOTFOUND) {
jl_printf(JL_STDERR, "\nWARNING: detected unclosed module: ");
jl_static_show(JL_STDERR, (jl_value_t*)jl_current_modules.table[i]);
jl_printf(JL_STDERR, "\n ** incremental compilation may be broken for this module **\n\n");
}
}
JL_GC_POP();
}
// what to do on SIGINT
JL_DLLEXPORT void jl_sigint_action(void)
{
if (exit_on_sigint) jl_exit(130); // 128+SIGINT
jl_throw(jl_interrupt_exception);
}
void julia_init(char *imageFile)
{
jl_page_size = jl_getpagesize();
jl_find_stack_bottom();
jl_dl_handle = jl_load_dynamic_library(NULL, JL_RTLD_DEFAULT);
#ifdef _OS_WINDOWS_
uv_dlopen("ntdll.dll",jl_ntdll_handle); //bypass julia's pathchecking for system dlls
uv_dlopen("Kernel32.dll",jl_kernel32_handle);
uv_dlopen("msvcrt.dll",jl_crtdll_handle);
uv_dlopen("Ws2_32.dll",jl_winsock_handle);
_jl_exe_handle.handle = GetModuleHandleA(NULL);
if (!DuplicateHandle( GetCurrentProcess(), GetCurrentThread(),
GetCurrentProcess(), (PHANDLE)&hMainThread, 0,
TRUE, DUPLICATE_SAME_ACCESS )) {
JL_PRINTF(JL_STDERR, "Couldn't access handle to main thread\n");
}
#if defined(_CPU_X86_64_)
SymSetOptions(SYMOPT_UNDNAME | SYMOPT_DEFERRED_LOADS);
SymInitialize(GetCurrentProcess(), NULL, 1);
needsSymRefreshModuleList = 0;
#endif
#endif
jl_io_loop = uv_default_loop(); //this loop will internal events (spawining process etc.)
init_stdio();
#if defined(__linux__)
int ncores = jl_cpu_cores();
if (ncores > 1) {
cpu_set_t cpumask;
CPU_ZERO(&cpumask);
for(int i=0; i < ncores; i++) {
CPU_SET(i, &cpumask);
}
sched_setaffinity(0, sizeof(cpu_set_t), &cpumask);
}
#endif
#ifdef JL_GC_MARKSWEEP
jl_gc_init();
jl_gc_disable();
#endif
jl_init_frontend();
jl_init_types();
jl_init_tasks(jl_stack_lo, jl_stack_hi-jl_stack_lo);
jl_init_codegen();
jl_an_empty_cell = (jl_value_t*)jl_alloc_cell_1d(0);
jl_init_serializer();
if (!imageFile) {
jl_main_module = jl_new_module(jl_symbol("Main"));
jl_main_module->parent = jl_main_module;
jl_core_module = jl_new_module(jl_symbol("Core"));
jl_core_module->parent = jl_main_module;
jl_set_const(jl_main_module, jl_symbol("Core"),
(jl_value_t*)jl_core_module);
jl_module_using(jl_main_module, jl_core_module);
jl_current_module = jl_core_module;
jl_init_intrinsic_functions();
jl_init_primitives();
jl_load("boot.jl");
jl_get_builtin_hooks();
jl_boot_file_loaded = 1;
jl_init_box_caches();
}
if (imageFile) {
JL_TRY {
jl_restore_system_image(imageFile);
}
JL_CATCH {
JL_PRINTF(JL_STDERR, "error during init:\n");
jl_show(jl_stderr_obj(), jl_exception_in_transit);
JL_PRINTF(JL_STDERR, "\n");
jl_exit(1);
}
}
// set module field of primitive types
int i;
void **table = jl_core_module->bindings.table;
for(i=1; i < jl_core_module->bindings.size; i+=2) {
if (table[i] != HT_NOTFOUND) {
jl_binding_t *b = (jl_binding_t*)table[i];
if (b->value && jl_is_datatype(b->value)) {
jl_datatype_t *tt = (jl_datatype_t*)b->value;
tt->name->module = jl_core_module;
}
}
}
// the Main module is the one which is always open, and set as the
// current module for bare (non-module-wrapped) toplevel expressions.
// it does "using Base" if Base is available.
if (jl_base_module != NULL) {
jl_add_standard_imports(jl_main_module);
}
// eval() uses Main by default, so Main.eval === Core.eval
jl_module_import(jl_main_module, jl_core_module, jl_symbol("eval"));
jl_current_module = jl_main_module;
#ifndef _OS_WINDOWS_
signal_stack = malloc(SIGSTKSZ);
struct sigaction actf;
memset(&actf, 0, sizeof(struct sigaction));
sigemptyset(&actf.sa_mask);
actf.sa_handler = fpe_handler;
actf.sa_flags = 0;
if (sigaction(SIGFPE, &actf, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
#if defined(_OS_LINUX_)
stack_t ss;
ss.ss_flags = 0;
ss.ss_size = SIGSTKSZ;
ss.ss_sp = signal_stack;
if (sigaltstack(&ss, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaltstack: %s\n", strerror(errno));
jl_exit(1);
}
struct sigaction act;
memset(&act, 0, sizeof(struct sigaction));
sigemptyset(&act.sa_mask);
act.sa_sigaction = segv_handler;
act.sa_flags = SA_ONSTACK | SA_SIGINFO;
if (sigaction(SIGSEGV, &act, NULL) < 0) {
JL_PRINTF(JL_STDERR, "sigaction: %s\n", strerror(errno));
jl_exit(1);
}
if (signal(SIGPIPE,SIG_IGN) == SIG_ERR) {
JL_PRINTF(JL_STDERR, "Couldn't set SIGPIPE\n");
jl_exit(1);
}
#elif defined (_OS_DARWIN_)
kern_return_t ret;
mach_port_t self = mach_task_self();
ret = mach_port_allocate(self,MACH_PORT_RIGHT_RECEIVE,&segv_port);
HANDLE_MACH_ERROR("mach_port_allocate",ret);
ret = mach_port_insert_right(self,segv_port,segv_port,MACH_MSG_TYPE_MAKE_SEND);
HANDLE_MACH_ERROR("mach_port_insert_right",ret);
// Alright, create a thread to serve as the listener for exceptions
pthread_t thread;
pthread_attr_t attr;
if (pthread_attr_init(&attr) != 0)
{
JL_PRINTF(JL_STDERR, "pthread_attr_init failed");
jl_exit(1);
}
pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_DETACHED);
if (pthread_create(&thread,&attr,mach_segv_listener,NULL) != 0)
{
JL_PRINTF(JL_STDERR, "pthread_create failed");
jl_exit(1);
}
pthread_attr_destroy(&attr);
ret = task_set_exception_ports(self,EXC_MASK_BAD_ACCESS,segv_port,EXCEPTION_DEFAULT,MACHINE_THREAD_STATE);
HANDLE_MACH_ERROR("task_set_exception_ports",ret);
#endif
#else
if (signal(SIGFPE, (void (__cdecl *)(int))fpe_handler) == SIG_ERR) {
JL_PRINTF(JL_STDERR, "Couldn't set SIGFPE\n");
jl_exit(1);
}
#endif
#ifdef JL_GC_MARKSWEEP
jl_gc_enable();
#endif
}
static void *signal_listener(void *arg)
{
static uintptr_t bt_data[JL_MAX_BT_SIZE + 1];
static size_t bt_size = 0;
sigset_t sset;
unw_context_t *signal_context;
int sig, critical, profile;
int i;
jl_sigsetset(&sset);
while (1) {
profile = 0;
sigwait(&sset, &sig);
#ifndef HAVE_MACH
# ifdef HAVE_ITIMER
profile = (sig == SIGPROF);
# else
profile = (sig == SIGUSR1);
# endif
#endif
if (sig == SIGINT) {
if (exit_on_sigint) {
critical = 1;
}
else {
jl_try_deliver_sigint();
continue;
}
}
else {
critical = 0;
}
critical |= (sig == SIGTERM);
critical |= (sig == SIGABRT);
critical |= (sig == SIGQUIT);
#ifdef SIGINFO
critical |= (sig == SIGINFO);
#else
critical |= (sig == SIGUSR1 && !profile);
#endif
bt_size = 0;
// sample each thread, round-robin style in reverse order
// (so that thread zero gets notified last)
for (i = jl_n_threads; i-- > 0; ) {
// notify thread to stop
jl_thread_suspend_and_get_state(i, &signal_context);
// do backtrace on thread contexts for critical signals
// this part must be signal-handler safe
if (critical) {
bt_size += rec_backtrace_ctx(bt_data + bt_size,
JL_MAX_BT_SIZE / jl_n_threads - 1,
signal_context);
bt_data[bt_size++] = 0;
}
// do backtrace for profiler
if (profile && running) {
if (bt_size_cur < bt_size_max - 1) {
// Get backtrace data
bt_size_cur += rec_backtrace_ctx((uintptr_t*)bt_data_prof + bt_size_cur,
bt_size_max - bt_size_cur - 1, signal_context);
// Mark the end of this block with 0
bt_data_prof[bt_size_cur++] = 0;
}
if (bt_size_cur >= bt_size_max - 1) {
// Buffer full: Delete the timer
jl_profile_stop_timer();
}
}
// notify thread to resume
jl_thread_resume(i, sig);
}
// this part is async with the running of the rest of the program
// and must be thread-safe, but not necessarily signal-handler safe
if (critical) {
jl_critical_error(sig, NULL, bt_data, &bt_size);
// FIXME
// It is unsafe to run the exit handler on this thread
// (this thread is not managed and has a rather limited stack space)
// try harder to run this on a managed thread.
#ifdef SIGINFO
if (sig != SIGINFO)
#else
if (sig != SIGUSR1)
#endif
jl_exit(128 + sig);
}
}
}
static void *signal_listener(void *arg)
{
static intptr_t bt_data[JL_MAX_BT_SIZE + 1];
static size_t bt_size = 0;
sigset_t sset;
unw_context_t *signal_context;
int sig, critical, profile;
int i;
jl_sigsetset(&sset);
#ifdef HAVE_SIGTIMEDWAIT
siginfo_t info;
sigaddset(&sset, SIGUSR2);
sigprocmask(SIG_SETMASK, &sset, 0);
#endif
while (1) {
profile = 0;
#ifdef HAVE_SIGTIMEDWAIT
if (running) {
sig = sigtimedwait(&sset, &info, &timeoutprof);
}
else {
sig = sigwaitinfo(&sset, &info);
}
if (sig == -1) {
int err = errno;
if (err == EAGAIN) {
// this was a timeout event
profile = 1;
}
else {
assert(err == EINTR);
continue;
}
}
else if (sig == SIGUSR2) {
// notification to toggle profiler
running = !running;
continue;
}
#else
sigwait(&sset, &sig);
#ifndef HAVE_MACH
#ifdef HAVE_ITIMER
profile = (sig == SIGPROF);
#else
profile = (sig == SIGUSR1);
#endif
#endif
#endif
critical = (sig == SIGINT && exit_on_sigint);
critical |= (sig == SIGTERM);
critical |= (sig == SIGABRT);
critical |= (sig == SIGQUIT);
#ifdef SIGINFO
critical |= (sig == SIGINFO);
#else
critical |= (sig == SIGUSR1 && !profile);
#endif
bt_size = 0;
// sample each thread, round-robin style in reverse order
// (so that thread zero gets notified last)
for (i = jl_n_threads; i-- > 0; ) {
// notify thread to stop
jl_thread_suspend_and_get_state(i, &signal_context, sig);
// do backtrace on thread contexts for critical signals
// this part must be signal-handler safe
if (critical) {
bt_size += rec_backtrace_ctx(bt_data + bt_size,
JL_MAX_BT_SIZE / jl_n_threads - 1,
signal_context);
bt_data[bt_size++] = 0;
}
// do backtrace for profiler
if (profile && running) {
if (bt_size_cur < bt_size_max - 1) {
// Get backtrace data
bt_size_cur += rec_backtrace_ctx((ptrint_t*)bt_data_prof + bt_size_cur,
bt_size_max - bt_size_cur - 1, signal_context);
// Mark the end of this block with 0
bt_data_prof[bt_size_cur++] = 0;
}
if (bt_size_cur >= bt_size_max - 1) {
// Buffer full: Delete the timer
jl_profile_stop_timer();
}
}
// notify thread to resume
jl_thread_resume(i, sig);
}
// this part is async with the running of the rest of the program
// and must be thread-safe, but not necessarily signal-handler safe
if (critical) {
jl_critical_error(sig, NULL, bt_data, &bt_size);
#ifdef SIGINFO
if (sig != SIGINFO)
#else
if (sig != SIGUSR1)
#endif
jl_exit(128 + sig);
}
}
}
static LONG WINAPI _exception_handler(struct _EXCEPTION_POINTERS *ExceptionInfo, int in_ctx)
{
if (ExceptionInfo->ExceptionRecord->ExceptionFlags == 0) {
switch (ExceptionInfo->ExceptionRecord->ExceptionCode) {
case EXCEPTION_INT_DIVIDE_BY_ZERO:
fpreset();
jl_throw_in_ctx(jl_diverror_exception, ExceptionInfo->ContextRecord,in_ctx);
return EXCEPTION_CONTINUE_EXECUTION;
case EXCEPTION_STACK_OVERFLOW:
jl_throw_in_ctx(jl_stackovf_exception, ExceptionInfo->ContextRecord,in_ctx&&pSetThreadStackGuarantee);
return EXCEPTION_CONTINUE_EXECUTION;
}
jl_safe_printf("\nPlease submit a bug report with steps to reproduce this fault, and any error messages that follow (in their entirety). Thanks.\nException: ");
switch (ExceptionInfo->ExceptionRecord->ExceptionCode) {
case EXCEPTION_ACCESS_VIOLATION:
jl_safe_printf("EXCEPTION_ACCESS_VIOLATION"); break;
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
jl_safe_printf("EXCEPTION_ARRAY_BOUNDS_EXCEEDED"); break;
case EXCEPTION_BREAKPOINT:
jl_safe_printf("EXCEPTION_BREAKPOINT"); break;
case EXCEPTION_DATATYPE_MISALIGNMENT:
jl_safe_printf("EXCEPTION_DATATYPE_MISALIGNMENT"); break;
case EXCEPTION_FLT_DENORMAL_OPERAND:
jl_safe_printf("EXCEPTION_FLT_DENORMAL_OPERAND"); break;
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
jl_safe_printf("EXCEPTION_FLT_DIVIDE_BY_ZERO"); break;
case EXCEPTION_FLT_INEXACT_RESULT:
jl_safe_printf("EXCEPTION_FLT_INEXACT_RESULT"); break;
case EXCEPTION_FLT_INVALID_OPERATION:
jl_safe_printf("EXCEPTION_FLT_INVALID_OPERATION"); break;
case EXCEPTION_FLT_OVERFLOW:
jl_safe_printf("EXCEPTION_FLT_OVERFLOW"); break;
case EXCEPTION_FLT_STACK_CHECK:
jl_safe_printf("EXCEPTION_FLT_STACK_CHECK"); break;
case EXCEPTION_FLT_UNDERFLOW:
jl_safe_printf("EXCEPTION_FLT_UNDERFLOW"); break;
case EXCEPTION_ILLEGAL_INSTRUCTION:
jl_safe_printf("EXCEPTION_ILLEGAL_INSTRUCTION"); break;
case EXCEPTION_IN_PAGE_ERROR:
jl_safe_printf("EXCEPTION_IN_PAGE_ERROR"); break;
case EXCEPTION_INT_DIVIDE_BY_ZERO:
jl_safe_printf("EXCEPTION_INT_DIVIDE_BY_ZERO"); break;
case EXCEPTION_INT_OVERFLOW:
jl_safe_printf("EXCEPTION_INT_OVERFLOW"); break;
case EXCEPTION_INVALID_DISPOSITION:
jl_safe_printf("EXCEPTION_INVALID_DISPOSITION"); break;
case EXCEPTION_NONCONTINUABLE_EXCEPTION:
jl_safe_printf("EXCEPTION_NONCONTINUABLE_EXCEPTION"); break;
case EXCEPTION_PRIV_INSTRUCTION:
jl_safe_printf("EXCEPTION_PRIV_INSTRUCTION"); break;
case EXCEPTION_SINGLE_STEP:
jl_safe_printf("EXCEPTION_SINGLE_STEP"); break;
case EXCEPTION_STACK_OVERFLOW:
jl_safe_printf("EXCEPTION_STACK_OVERFLOW"); break;
default:
jl_safe_printf("UNKNOWN"); break;
}
jl_safe_printf(" at 0x%Ix -- ", (size_t)ExceptionInfo->ExceptionRecord->ExceptionAddress);
gdblookup((ptrint_t)ExceptionInfo->ExceptionRecord->ExceptionAddress);
bt_size = rec_backtrace_ctx(bt_data, MAX_BT_SIZE, ExceptionInfo->ContextRecord);
jlbacktrace();
static int recursion = 0;
if (recursion++)
exit(1);
else
jl_exit(1);
}
return EXCEPTION_CONTINUE_SEARCH;
}
void parse_opts(int *argcp, char ***argvp)
{
enum { opt_machinefile = 300,
opt_color,
opt_history_file,
opt_no_history_file,
opt_startup_file,
opt_compile,
opt_code_coverage,
opt_track_allocation,
opt_check_bounds,
opt_output_bc,
opt_depwarn,
opt_inline,
opt_math_mode,
opt_worker,
opt_bind_to,
opt_handle_signals,
opt_output_o,
opt_output_ji,
opt_use_precompiled,
opt_use_compilecache,
opt_incremental
};
static char* shortopts = "+vhqFfH:e:E:P:L:J:C:ip:O:";
static struct option longopts[] = {
// exposed command line options
// NOTE: This set of required arguments need to be kept in sync
// with the required arguments defined in base/client.jl `process_options()`
{ "version", no_argument, 0, 'v' },
{ "help", no_argument, 0, 'h' },
{ "quiet", no_argument, 0, 'q' },
{ "home", required_argument, 0, 'H' },
{ "eval", required_argument, 0, 'e' },
{ "print", required_argument, 0, 'E' },
{ "post-boot", required_argument, 0, 'P' },
{ "load", required_argument, 0, 'L' },
{ "sysimage", required_argument, 0, 'J' },
{ "precompiled", required_argument, 0, opt_use_precompiled },
{ "compilecache", required_argument, 0, opt_use_compilecache },
{ "cpu-target", required_argument, 0, 'C' },
{ "procs", required_argument, 0, 'p' },
{ "machinefile", required_argument, 0, opt_machinefile },
{ "color", required_argument, 0, opt_color },
{ "history-file", required_argument, 0, opt_history_file },
{ "no-history-file", no_argument, 0, opt_no_history_file }, // deprecated
{ "startup-file", required_argument, 0, opt_startup_file },
{ "no-startup", no_argument, 0, 'f' }, // deprecated
{ "compile", required_argument, 0, opt_compile },
{ "code-coverage", optional_argument, 0, opt_code_coverage },
{ "track-allocation",optional_argument, 0, opt_track_allocation },
{ "optimize", optional_argument, 0, 'O' },
{ "check-bounds", required_argument, 0, opt_check_bounds },
{ "output-bc", required_argument, 0, opt_output_bc },
{ "output-o", required_argument, 0, opt_output_o },
{ "output-ji", required_argument, 0, opt_output_ji },
{ "output-incremental",required_argument, 0, opt_incremental },
{ "depwarn", required_argument, 0, opt_depwarn },
{ "inline", required_argument, 0, opt_inline },
{ "math-mode", required_argument, 0, opt_math_mode },
{ "handle-signals", required_argument, 0, opt_handle_signals },
// hidden command line options
{ "worker", no_argument, 0, opt_worker },
{ "bind-to", required_argument, 0, opt_bind_to },
{ "lisp", no_argument, &lisp_prompt, 1 },
{ 0, 0, 0, 0 }
};
// getopt handles argument parsing up to -- delineator
int argc = *argcp;
char **argv = *argvp;
if (argc > 0) {
for (int i=0; i < argc; i++) {
if (!strcmp(argv[i], "--")) {
argc = i;
break;
}
}
}
char *endptr;
opterr = 0; // suppress getopt warning messages
while (1) {
int lastind = optind;
int c = getopt_long(argc, argv, shortopts, longopts, 0);
if (c == -1) break;
restart_switch:
switch (c) {
case 0:
break;
case '?':
case ':':
if (optopt) {
for (struct option *o = longopts; o->val; o++) {
if (optopt == o->val) {
if (o->has_arg == optional_argument) {
c = o->val;
goto restart_switch;
}
else if (strchr(shortopts, o->val)) {
jl_errorf("option `-%c/--%s` is missing an argument", o->val, o->name);
}
else {
jl_errorf("option `--%s` is missing an argument", o->name);
}
}
}
jl_errorf("unknown option `-%c`", optopt);
} else {
jl_errorf("unknown option `%s`", argv[lastind]);
}
break;
case 'v': // version
jl_printf(JL_STDOUT, "julia version %s\n", JULIA_VERSION_STRING);
jl_exit(0);
case 'h': // help
jl_printf(JL_STDOUT, "%s%s", usage, opts);
jl_exit(0);
case 'q': // quiet
jl_options.quiet = 1;
break;
case 'H': // home
jl_options.julia_home = strdup(optarg);
break;
case 'e': // eval
jl_options.eval = strdup(optarg);
break;
case 'E': // print
jl_options.print = strdup(optarg);
break;
case 'P': // post-boot
jl_options.postboot = strdup(optarg);
break;
case 'L': // load
jl_options.load = strdup(optarg);
break;
case 'J': // sysimage
jl_options.image_file = strdup(optarg);
imagepathspecified = 1;
break;
case opt_use_precompiled:
if (!strcmp(optarg,"yes"))
jl_options.use_precompiled = JL_OPTIONS_USE_PRECOMPILED_YES;
else if (!strcmp(optarg,"no"))
jl_options.use_precompiled = JL_OPTIONS_USE_PRECOMPILED_NO;
else
jl_errorf("julia: invalid argument to --precompiled={yes|no} (%s)", optarg);
break;
case opt_use_compilecache:
if (!strcmp(optarg,"yes"))
jl_options.use_compilecache = JL_OPTIONS_USE_COMPILECACHE_YES;
else if (!strcmp(optarg,"no"))
jl_options.use_compilecache = JL_OPTIONS_USE_COMPILECACHE_NO;
else
jl_errorf("julia: invalid argument to --compilecache={yes|no} (%s)", optarg);
break;
case 'C': // cpu-target
jl_options.cpu_target = strdup(optarg);
break;
case 'p': // procs
errno = 0;
if (!strcmp(optarg,"auto")) {
jl_options.nprocs = jl_cpu_cores();
}
else {
long nprocs = strtol(optarg, &endptr, 10);
if (errno != 0 || optarg == endptr || *endptr != 0 || nprocs < 1 || nprocs >= INT_MAX)
jl_errorf("julia: -p,--procs=<n> must be an integer >= 1");
jl_options.nprocs = (int)nprocs;
}
break;
case opt_machinefile:
jl_options.machinefile = strdup(optarg);
break;
case opt_color:
if (!strcmp(optarg,"yes"))
jl_options.color = JL_OPTIONS_COLOR_ON;
else if (!strcmp(optarg,"no"))
jl_options.color = JL_OPTIONS_COLOR_OFF;
else
jl_errorf("julia: invalid argument to --color={yes|no} (%s)", optarg);
break;
case opt_history_file:
if (!strcmp(optarg,"yes"))
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_OFF;
else
jl_errorf("julia: invalid argument to --history-file={yes|no} (%s)", optarg);
break;
case opt_no_history_file:
jl_options.historyfile = JL_OPTIONS_HISTORYFILE_OFF;
break;
case opt_startup_file:
if (!strcmp(optarg,"yes"))
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_OFF;
else
jl_errorf("julia: invalid argument to --startup-file={yes|no} (%s)", optarg);
break;
case 'f':
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_OFF;
break;
case 'F':
jl_options.startupfile = JL_OPTIONS_STARTUPFILE_ON;
break;
case opt_compile:
if (!strcmp(optarg,"yes"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_ON;
else if (!strcmp(optarg,"no"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_OFF;
else if (!strcmp(optarg,"all"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_ALL;
else if (!strcmp(optarg,"min"))
jl_options.compile_enabled = JL_OPTIONS_COMPILE_MIN;
else
jl_errorf("julia: invalid argument to --compile (%s)", optarg);
break;
case opt_code_coverage:
if (optarg != NULL) {
if (!strcmp(optarg,"user"))
codecov = JL_LOG_USER;
else if (!strcmp(optarg,"all"))
codecov = JL_LOG_ALL;
else if (!strcmp(optarg,"none"))
codecov = JL_LOG_NONE;
else
jl_errorf("julia: invalid argument to --code-coverage (%s)", optarg);
break;
}
else {
codecov = JL_LOG_USER;
}
break;
case opt_track_allocation:
if (optarg != NULL) {
if (!strcmp(optarg,"user"))
malloclog = JL_LOG_USER;
else if (!strcmp(optarg,"all"))
malloclog = JL_LOG_ALL;
else if (!strcmp(optarg,"none"))
malloclog = JL_LOG_NONE;
else
jl_errorf("julia: invalid argument to --track-allocation (%s)", optarg);
break;
}
else {
malloclog = JL_LOG_USER;
}
break;
case 'O': // optimize
if (optarg != NULL) {
if (!strcmp(optarg,"0"))
jl_options.opt_level = 0;
else if (!strcmp(optarg,"1"))
jl_options.opt_level = 1;
else if (!strcmp(optarg,"2"))
jl_options.opt_level = 2;
else if (!strcmp(optarg,"3"))
jl_options.opt_level = 3;
else
jl_errorf("julia: invalid argument to -O (%s)", optarg);
break;
}
else {
jl_options.opt_level = 3;
}
break;
case 'i': // isinteractive
jl_options.isinteractive = 1;
break;
case opt_check_bounds:
if (!strcmp(optarg,"yes"))
jl_options.check_bounds = JL_OPTIONS_CHECK_BOUNDS_ON;
else if (!strcmp(optarg,"no"))
jl_options.check_bounds = JL_OPTIONS_CHECK_BOUNDS_OFF;
else
jl_errorf("julia: invalid argument to --check-bounds={yes|no} (%s)", optarg);
break;
case opt_output_bc:
jl_options.outputbc = optarg;
if (!imagepathspecified) jl_options.image_file = NULL;
break;
case opt_output_o:
jl_options.outputo = optarg;
if (!imagepathspecified) jl_options.image_file = NULL;
break;
case opt_output_ji:
jl_options.outputji = optarg;
if (!imagepathspecified) jl_options.image_file = NULL;
break;
case opt_incremental:
if (!strcmp(optarg,"yes"))
jl_options.incremental = 1;
else if (!strcmp(optarg,"no"))
jl_options.incremental = 0;
else
jl_errorf("julia: invalid argument to --output-incremental={yes|no} (%s)", optarg);
break;
case opt_depwarn:
if (!strcmp(optarg,"yes"))
jl_options.depwarn = JL_OPTIONS_DEPWARN_ON;
else if (!strcmp(optarg,"no"))
jl_options.depwarn = JL_OPTIONS_DEPWARN_OFF;
else if (!strcmp(optarg,"error"))
jl_options.depwarn = JL_OPTIONS_DEPWARN_ERROR;
else
jl_errorf("julia: invalid argument to --depwarn={yes|no|error} (%s)", optarg);
break;
case opt_inline:
if (!strcmp(optarg,"yes"))
jl_options.can_inline = 1;
else if (!strcmp(optarg,"no"))
jl_options.can_inline = 0;
else {
jl_errorf("julia: invalid argument to --inline (%s)", optarg);
}
break;
case opt_math_mode:
if (!strcmp(optarg,"ieee"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_OFF;
else if (!strcmp(optarg,"fast"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_ON;
else if (!strcmp(optarg,"user"))
jl_options.fast_math = JL_OPTIONS_FAST_MATH_DEFAULT;
else
jl_errorf("julia: invalid argument to --math-mode (%s)", optarg);
break;
case opt_worker:
jl_options.worker = 1;
break;
case opt_bind_to:
jl_options.bindto = strdup(optarg);
break;
case opt_handle_signals:
if (!strcmp(optarg,"yes"))
jl_options.handle_signals = JL_OPTIONS_HANDLE_SIGNALS_ON;
else if (!strcmp(optarg,"no"))
jl_options.handle_signals = JL_OPTIONS_HANDLE_SIGNALS_OFF;
else
jl_errorf("julia: invalid argument to --handle-signals (%s)", optarg);
break;
default:
jl_errorf("julia: unhandled option -- %c\n"
"This is a bug, please report it.", c);
}
}
jl_options.code_coverage = codecov;
jl_options.malloc_log = malloclog;
*argvp += optind;
*argcp -= optind;
}
DLLEXPORT
void jl_restore_system_image(char *fname)
{
ios_t f;
char *fpath = fname;
if (ios_file(&f, fpath, 1, 0, 0, 0) == NULL) {
JL_PRINTF(JL_STDERR, "system image file not found\n");
jl_exit(1);
}
#ifdef JL_GC_MARKSWEEP
int en = jl_gc_is_enabled();
jl_gc_disable();
#endif
tagtype_list = jl_alloc_cell_1d(0);
jl_array_type->env = jl_deserialize_value(&f);
jl_main_module = (jl_module_t*)jl_deserialize_value(&f);
jl_core_module = (jl_module_t*)jl_get_global(jl_main_module,
jl_symbol("Core"));
jl_base_module = (jl_module_t*)jl_get_global(jl_main_module,
jl_symbol("Base"));
jl_current_module = jl_base_module; // run start_image in Base
// cache builtin parametric types
for(int i=0; i < jl_array_len(tagtype_list); i++) {
jl_value_t *v = jl_cellref(tagtype_list, i);
uint32_t uid=0;
if (jl_is_struct_type(v))
uid = ((jl_struct_type_t*)v)->uid;
else if (jl_is_bits_type(v))
uid = ((jl_bits_type_t*)v)->uid;
jl_cache_type_((jl_tag_type_t*)v);
if (jl_is_struct_type(v))
((jl_struct_type_t*)v)->uid = uid;
else if (jl_is_bits_type(v))
((jl_bits_type_t*)v)->uid = uid;
}
jl_get_builtin_hooks();
jl_get_system_hooks();
jl_boot_file_loaded = 1;
jl_typeinf_func = (jl_function_t*)jl_get_global(jl_base_module,
jl_symbol("typeinf_ext"));
jl_init_box_caches();
jl_set_t_uid_ctr(read_int32(&f));
jl_set_gs_ctr(read_int32(&f));
htable_reset(&backref_table, 0);
ios_t ss;
ios_mem(&ss, 0);
ios_copyuntil(&ss, &f, '\0');
ios_close(&f);
if (fpath != fname) free(fpath);
#ifdef JL_GC_MARKSWEEP
if (en) jl_gc_enable();
#endif
// TODO: there is no exception handler here!
jl_load_file_string(ss.buf);
ios_close(&ss);
}
