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//
Copyright Joyent, Inc. and other Node contributors.
//
//
Permission is hereby granted, free of charge, to any person obtaining a
//
copy of this software and associated documentation files (the
//
"Software"), to deal in the Software without restriction, including
//
without limitation the rights to use, copy, modify, merge, publish,
//
distribute, sublicense, and/or sell copies of the Software, and to permit
//
persons to whom the Software is furnished to do so, subject to the
//
following conditions:
//
//
The above copyright notice and this permission notice shall be included
//
in all copies or substantial portions of the Software.
//
//
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
//
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
//
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
//
NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
//
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
//
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
//
USE OR OTHER DEALINGS IN THE SOFTWARE.
#
include
<
node.h
>
#
include
<
node_isolate.h
>
#
include
<
node_internals.h
>
#
include
<
uv.h
>
#
include
<
v8-debug.h
>
#
ifdef
HAVE_DTRACE
#
include
<
node_dtrace.h
>
#
endif
#
include
<
locale.h
>
#
include
<
signal.h
>
#
include
<
stdio.h
>
#
if
defined(_MSC_VER)
#
define
snprintf
_snprintf
#
endif
#
include
<
stdlib.h
>
#
include
<
string.h
>
#
if
!defined(_MSC_VER)
#
include
<
strings.h
>
#
else
#
define
strcasecmp
_stricmp
#
endif
#
include
<
limits.h
>
/*
PATH_MAX
*/
#
include
<
assert.h
>
#
if
!defined(_MSC_VER)
#
include
<
unistd.h
>
/*
setuid, getuid
*/
#
else
#
include
<
direct.h
>
#
include
<
process.h
>
#
define
getpid
_getpid
#
include
<
io.h
>
#
define
umask
_umask
typedef
int
mode_t
;
#
endif
#
include
<
errno.h
>
#
include
<
sys/types.h
>
#
ifdef
__POSIX__
#
include
<
pwd.h
>
/*
getpwnam()
*/
#
include
<
grp.h
>
/*
getgrnam()
*/
#
endif
#
include
<
node_buffer.h
>
#
ifdef
__POSIX__
#
include
<
node_io_watcher.h
>
#
endif
#
include
<
node_file.h
>
#
include
<
node_http_parser.h
>
#
ifdef
__POSIX__
#
include
<
node_signal_watcher.h
>
#
include
<
node_stat_watcher.h
>
#
endif
#
include
<
node_constants.h
>
#
include
<
node_javascript.h
>
#
include
<
node_version.h
>
#
include
<
node_string.h
>
#
if
HAVE_OPENSSL
#
include
<
node_crypto.h
>
#
endif
#
include
<
node_script.h
>
#
include
<
v8_typed_array.h
>
using
namespace
v8
;
#
ifdef
__APPLE__
#
include
<
crt_externs.h
>
#
define
environ
(*
_NSGetEnviron
())
#
elif
!defined(_MSC_VER)
extern
char
**environ;
#
endif
#
include
<
node_vars.h
>
//
We do the following to minimize the detal between v0.6 branch. We want to
//
use the variables as they were being used before.
#
define
check_tick_watcher
NODE_VAR
(check_tick_watcher)
#
define
code_symbol
NODE_VAR
(code_symbol)
#
define
emit_symbol
NODE_VAR
(emit_symbol)
#
define
errno_symbol
NODE_VAR
(errno_symbol)
#
define
errpath_symbol
NODE_VAR
(errpath_symbol)
#
define
gc_check
NODE_VAR
(gc_check)
#
define
gc_idle
NODE_VAR
(gc_idle)
#
define
gc_timer
NODE_VAR
(gc_timer)
#
define
getbuf
NODE_VAR
(getbuf)
#
define
heap_total_symbol
NODE_VAR
(heap_total_symbol)
#
define
heap_used_symbol
NODE_VAR
(heap_used_symbol)
#
define
listeners_symbol
NODE_VAR
(listeners_symbol)
#
define
need_tick_cb
NODE_VAR
(need_tick_cb)
#
define
prepare_tick_watcher
NODE_VAR
(prepare_tick_watcher)
#
define
process
NODE_VAR
(process)
#
define
rss_symbol
NODE_VAR
(rss_symbol)
#
define
syscall_symbol
NODE_VAR
(syscall_symbol)
#
define
tick_callback_sym
NODE_VAR
(tick_callback_sym)
#
define
tick_spinner
NODE_VAR
(tick_spinner)
#
define
tick_time_head
NODE_VAR
(tick_time_head)
#
define
tick_times
NODE_VAR
(tick_times)
#
define
uncaught_exception_symbol
NODE_VAR
(uncaught_exception_symbol)
#
define
use_npn
NODE_VAR
(use_npn)
#
define
use_sni
NODE_VAR
(use_sni)
#
define
uncaught_exception_counter
NODE_VAR
(uncaught_exception_counter)
#
define
debug_watcher
NODE_VAR
(debug_watcher)
#
define
binding_cache
NODE_VAR
(binding_cache)
#
define
module_load_list
NODE_VAR
(module_load_list)
#
define
node_isolate
NODE_VAR
(node_isolate)
#
define
debugger_running
NODE_VAR
(debugger_running)
#
define
prog_start_time
NODE_VAR
(prog_start_time)
namespace node {
#
define
TICK_TIME
(
n
) tick_times[(tick_time_head - (n)) %
RPM_SAMPLES
]
static
int
option_end_index;
static
unsigned
long
max_stack_size;
static
unsigned
short
debug_port =
5858
;
static
bool
debug_wait_connect;
static
bool
use_debug_agent;
static
const
char
* eval_string;
static
bool
print_eval;
static
void
CheckStatus
(
uv_timer_t
* watcher,
int
status);
uv_loop_t
*
Loop
() {
#
if
defined(HAVE_ISOLATES) && HAVE_ISOLATES
return
Isolate::GetCurrent
()->
GetLoop
();
#
else
return
uv_default_loop
();
#
endif
}
static
void
StartGCTimer
() {
if
(!
uv_is_active
((
uv_handle_t
*) &gc_timer)) {
uv_timer_start
(&gc_timer, node::CheckStatus,
5000
,
5000
);
}
}
static
void
StopGCTimer
() {
if
(
uv_is_active
((
uv_handle_t
*) &gc_timer)) {
uv_timer_stop
(&gc_timer);
}
}
static
void
Idle
(
uv_idle_t
* watcher,
int
status) {
assert
((
uv_idle_t
*) watcher == &gc_idle);
if
(
V8::IdleNotification
()) {
uv_idle_stop
(&gc_idle);
StopGCTimer
();
}
}
//
Called directly after every call to select() (or epoll, or whatever)
static
void
Check
(
uv_check_t
* watcher,
int
status) {
assert
(watcher == &gc_check);
tick_times[tick_time_head] =
uv_now
(
Loop
());
tick_time_head = (tick_time_head +
1
) %
RPM_SAMPLES
;
StartGCTimer
();
for
(
int
i =
0
; i < (
int
)(
GC_WAIT_TIME
/
FAST_TICK
); i++) {
double
d =
TICK_TIME
(i+
1
) -
TICK_TIME
(i+
2
);
//
printf("d = %f\n", d);
//
If in the last 5 ticks the difference between
//
ticks was less than 0.7 seconds, then continue.
if
(d <
FAST_TICK
) {
//
printf("---\n");
return
;
}
}
//
Otherwise start the gc!
//
fprintf(stderr, "start idle 2\n");
uv_idle_start
(&gc_idle, node::Idle);
}
static
void
Tick
(
void
) {
//
Avoid entering a V8 scope.
if
(!need_tick_cb)
return
;
need_tick_cb =
false
;
if
(
uv_is_active
((
uv_handle_t
*) &tick_spinner)) {
uv_idle_stop
(&tick_spinner);
uv_unref
(
Loop
());
}
HandleScope scope;
if
(tick_callback_sym.
IsEmpty
()) {
//
Lazily set the symbol
tick_callback_sym =
Persistent<String>::
New
(
String::NewSymbol
(
"
_tickCallback
"
));
}
Local<Value> cb_v = process->
Get
(tick_callback_sym);
if
(!cb_v->
IsFunction
())
return
;
Local<Function> cb = Local<Function>::
Cast
(cb_v);
TryCatch try_catch;
cb->
Call
(process,
0
,
NULL
);
if
(try_catch.
HasCaught
()) {
FatalException
(try_catch);
}
}
static
void
Spin
(
uv_idle_t
* handle,
int
status) {
assert
((
uv_idle_t
*) handle == &tick_spinner);
assert
(status ==
0
);
Tick
();
}
static
Handle<Value>
NeedTickCallback
(
const
Arguments& args) {
HandleScope scope;
need_tick_cb =
true
;
//
TODO: this tick_spinner shouldn't be necessary. An ev_prepare should be
//
sufficent, the problem is only in the case of the very last "tick" -
//
there is nothing left to do in the event loop and libev will exit. The
//
ev_prepare callback isn't called before exiting. Thus we start this
//
tick_spinner to keep the event loop alive long enough to handle it.
if
(!
uv_is_active
((
uv_handle_t
*) &tick_spinner)) {
uv_idle_start
(&tick_spinner, Spin);
uv_ref
(
Loop
());
}
return
Undefined
();
}
static
void
PrepareTick
(
uv_prepare_t
* handle,
int
status) {
assert
(handle == &prepare_tick_watcher);
assert
(status ==
0
);
Tick
();
}
static
void
CheckTick
(
uv_check_t
* handle,
int
status) {
assert
(handle == &check_tick_watcher);
assert
(status ==
0
);
Tick
();
}
static
inline
const
char
*
errno_string
(
int
errorno) {
#
define
ERRNO_CASE
(
e
)
case
e:
return
#e;
switch
(errorno) {
#
ifdef
EACCES
ERRNO_CASE
(
EACCES
);
#
endif
#
ifdef
EADDRINUSE
ERRNO_CASE
(
EADDRINUSE
);
#
endif
#
ifdef
EADDRNOTAVAIL
ERRNO_CASE
(
EADDRNOTAVAIL
);
#
endif
#
ifdef
EAFNOSUPPORT
ERRNO_CASE
(
EAFNOSUPPORT
);
#
endif
#
ifdef
EAGAIN
ERRNO_CASE
(
EAGAIN
);
#
endif
#
ifdef
EWOULDBLOCK
#
if
EAGAIN != EWOULDBLOCK
ERRNO_CASE
(
EWOULDBLOCK
);
#
endif
#
endif
#
ifdef
EALREADY
ERRNO_CASE
(
EALREADY
);
#
endif
#
ifdef
EBADF
ERRNO_CASE
(
EBADF
);
#
endif
#
ifdef
EBADMSG
ERRNO_CASE
(
EBADMSG
);
#
endif
#
ifdef
EBUSY
ERRNO_CASE
(
EBUSY
);
#
endif
#
ifdef
ECANCELED
ERRNO_CASE
(
ECANCELED
);
#
endif
#
ifdef
ECHILD
ERRNO_CASE
(
ECHILD
);
#
endif
#
ifdef
ECONNABORTED
ERRNO_CASE
(
ECONNABORTED
);
#
endif
#
ifdef
ECONNREFUSED
ERRNO_CASE
(
ECONNREFUSED
);
#
endif
#
ifdef
ECONNRESET
ERRNO_CASE
(
ECONNRESET
);
#
endif
#
ifdef
EDEADLK
ERRNO_CASE
(
EDEADLK
);
#
endif
#
ifdef
EDESTADDRREQ
ERRNO_CASE
(
EDESTADDRREQ
);
#
endif
#
ifdef
EDOM
ERRNO_CASE
(
EDOM
);
#
endif
#
ifdef
EDQUOT
ERRNO_CASE
(
EDQUOT
);
#
endif
#
ifdef
EEXIST
ERRNO_CASE
(
EEXIST
);
#
endif
#
ifdef
EFAULT
ERRNO_CASE
(
EFAULT
);
#
endif
#
ifdef
EFBIG
ERRNO_CASE
(
EFBIG
);
#
endif
#
ifdef
EHOSTUNREACH
ERRNO_CASE
(
EHOSTUNREACH
);
#
endif
#
ifdef
EIDRM
ERRNO_CASE
(
EIDRM
);
#
endif
#
ifdef
EILSEQ
ERRNO_CASE
(
EILSEQ
);
#
endif
#
ifdef
EINPROGRESS
ERRNO_CASE
(
EINPROGRESS
);
#
endif
#
ifdef
EINTR
ERRNO_CASE
(
EINTR
);
#
endif
#
ifdef
EINVAL
ERRNO_CASE
(
EINVAL
);
#
endif
#
ifdef
EIO
ERRNO_CASE
(
EIO
);
#
endif
#
ifdef
EISCONN
ERRNO_CASE
(
EISCONN
);
#
endif
#
ifdef
EISDIR
ERRNO_CASE
(
EISDIR
);
#
endif
#
ifdef
ELOOP
ERRNO_CASE
(
ELOOP
);
#
endif
#
ifdef
EMFILE
ERRNO_CASE
(
EMFILE
);
#
endif
#
ifdef
EMLINK
ERRNO_CASE
(
EMLINK
);
#
endif
#
ifdef
EMSGSIZE
ERRNO_CASE
(
EMSGSIZE
);
#
endif
#
ifdef
EMULTIHOP
ERRNO_CASE
(
EMULTIHOP
);
#
endif
#
ifdef
ENAMETOOLONG
ERRNO_CASE
(
ENAMETOOLONG
);
#
endif
#
ifdef
ENETDOWN
ERRNO_CASE
(
ENETDOWN
);
#
endif
#
ifdef
ENETRESET
ERRNO_CASE
(
ENETRESET
);
#
endif
#
ifdef
ENETUNREACH
ERRNO_CASE
(
ENETUNREACH
);
#
endif
#
ifdef
ENFILE
ERRNO_CASE
(
ENFILE
);
#
endif
#
ifdef
ENOBUFS
ERRNO_CASE
(
ENOBUFS
);
#
endif
#
ifdef
ENODATA
ERRNO_CASE
(
ENODATA
);
#
endif
#
ifdef
ENODEV
ERRNO_CASE
(
ENODEV
);
#
endif
#
ifdef
ENOENT
ERRNO_CASE
(
ENOENT
);
#
endif
#
ifdef
ENOEXEC
ERRNO_CASE
(
ENOEXEC
);
#
endif
#
ifdef
ENOLINK
ERRNO_CASE
(
ENOLINK
);
#
endif
#
ifdef
ENOLCK
#
if
ENOLINK != ENOLCK
ERRNO_CASE
(
ENOLCK
);
#
endif
#
endif
#
ifdef
ENOMEM
ERRNO_CASE
(
ENOMEM
);
#
endif
#
ifdef
ENOMSG
ERRNO_CASE
(
ENOMSG
);
#
endif
#
ifdef
ENOPROTOOPT
ERRNO_CASE
(
ENOPROTOOPT
);
#
endif
#
ifdef
ENOSPC
ERRNO_CASE
(
ENOSPC
);
#
endif
#
ifdef
ENOSR
ERRNO_CASE
(
ENOSR
);
#
endif
#
ifdef
ENOSTR
ERRNO_CASE
(
ENOSTR
);
#
endif
#
ifdef
ENOSYS
ERRNO_CASE
(
ENOSYS
);
#
endif
#
ifdef
ENOTCONN
ERRNO_CASE
(
ENOTCONN
);
#
endif
#
ifdef
ENOTDIR
ERRNO_CASE
(
ENOTDIR
);
#
endif
#
ifdef
ENOTEMPTY
ERRNO_CASE
(
ENOTEMPTY
);
#
endif
#
ifdef
ENOTSOCK
ERRNO_CASE
(
ENOTSOCK
);
#
endif
#
ifdef
ENOTSUP
ERRNO_CASE
(
ENOTSUP
);
#
else
#
ifdef
EOPNOTSUPP
ERRNO_CASE
(
EOPNOTSUPP
);
#
endif
#
endif
#
ifdef
ENOTTY
ERRNO_CASE
(
ENOTTY
);
#
endif
#
ifdef
ENXIO
ERRNO_CASE
(
ENXIO
);
#
endif
#
ifdef
EOVERFLOW
ERRNO_CASE
(
EOVERFLOW
);
#
endif
#
ifdef
EPERM
ERRNO_CASE
(
EPERM
);
#
endif
#
ifdef
EPIPE
ERRNO_CASE
(
EPIPE
);
#
endif
#
ifdef
EPROTO
ERRNO_CASE
(
EPROTO
);
#
endif
#
ifdef
EPROTONOSUPPORT
ERRNO_CASE
(
EPROTONOSUPPORT
);
#
endif
#
ifdef
EPROTOTYPE
ERRNO_CASE
(
EPROTOTYPE
);
#
endif
#
ifdef
ERANGE
ERRNO_CASE
(
ERANGE
);
#
endif
#
ifdef
EROFS
ERRNO_CASE
(
EROFS
);
#
endif
#
ifdef
ESPIPE
ERRNO_CASE
(
ESPIPE
);
#
endif
#
ifdef
ESRCH
ERRNO_CASE
(
ESRCH
);
#
endif
#
ifdef
ESTALE
ERRNO_CASE
(
ESTALE
);
#
endif
#
ifdef
ETIME
ERRNO_CASE
(
ETIME
);
#
endif
#
ifdef
ETIMEDOUT
ERRNO_CASE
(
ETIMEDOUT
);
#
endif
#
ifdef
ETXTBSY
ERRNO_CASE
(
ETXTBSY
);
#
endif
#
ifdef
EXDEV
ERRNO_CASE
(
EXDEV
);
#
endif
default
:
return
"
"
;
}
}
const
char
*
signo_string
(
int
signo) {
#
define
SIGNO_CASE
(
e
)
case
e:
return
#e;
switch
(signo) {
#
ifdef
SIGHUP
SIGNO_CASE
(
SIGHUP
);
#
endif
#
ifdef
SIGINT
SIGNO_CASE
(
SIGINT
);
#
endif
#
ifdef
SIGQUIT
SIGNO_CASE
(
SIGQUIT
);
#
endif
#
ifdef
SIGILL
SIGNO_CASE
(
SIGILL
);
#
endif
#
ifdef
SIGTRAP
SIGNO_CASE
(
SIGTRAP
);
#
endif
#
ifdef
SIGABRT
SIGNO_CASE
(
SIGABRT
);
#
endif
#
ifdef
SIGIOT
#
if
SIGABRT != SIGIOT
SIGNO_CASE
(
SIGIOT
);
#
endif
#
endif
#
ifdef
SIGBUS
SIGNO_CASE
(
SIGBUS
);
#
endif
#
ifdef
SIGFPE
SIGNO_CASE
(
SIGFPE
);
#
endif
#
ifdef
SIGKILL
SIGNO_CASE
(
SIGKILL
);
#
endif
#
ifdef
SIGUSR1
SIGNO_CASE
(
SIGUSR1
);
#
endif
#
ifdef
SIGSEGV
SIGNO_CASE
(
SIGSEGV
);
#
endif
#
ifdef
SIGUSR2
SIGNO_CASE
(
SIGUSR2
);
#
endif
#
ifdef
SIGPIPE
SIGNO_CASE
(
SIGPIPE
);
#
endif
#
ifdef
SIGALRM
SIGNO_CASE
(
SIGALRM
);
#
endif
SIGNO_CASE
(
SIGTERM
);
#
ifdef
SIGCHLD
SIGNO_CASE
(
SIGCHLD
);
#
endif
#
ifdef
SIGSTKFLT
SIGNO_CASE
(
SIGSTKFLT
);
#
endif
#
ifdef
SIGCONT
SIGNO_CASE
(
SIGCONT
);
#
endif
#
ifdef
SIGSTOP
SIGNO_CASE
(
SIGSTOP
);
#
endif
#
ifdef
SIGTSTP
SIGNO_CASE
(
SIGTSTP
);
#
endif
#
ifdef
SIGTTIN
SIGNO_CASE
(
SIGTTIN
);
#
endif
#
ifdef
SIGTTOU
SIGNO_CASE
(
SIGTTOU
);
#
endif
#
ifdef
SIGURG
SIGNO_CASE
(
SIGURG
);
#
endif
#
ifdef
SIGXCPU
SIGNO_CASE
(
SIGXCPU
);
#
endif
#
ifdef
SIGXFSZ
SIGNO_CASE
(
SIGXFSZ
);
#
endif
#
ifdef
SIGVTALRM
SIGNO_CASE
(
SIGVTALRM
);
#
endif
#
ifdef
SIGPROF
SIGNO_CASE
(
SIGPROF
);
#
endif
#
ifdef
SIGWINCH
SIGNO_CASE
(
SIGWINCH
);
#
endif
#
ifdef
SIGIO
SIGNO_CASE
(
SIGIO
);
#
endif
#
ifdef
SIGPOLL
#
if
SIGPOLL != SIGIO
SIGNO_CASE
(
SIGPOLL
);
#
endif
#
endif
#
ifdef
SIGLOST
SIGNO_CASE
(
SIGLOST
);
#
endif
#
ifdef
SIGPWR
#
if
SIGPWR != SIGLOST
SIGNO_CASE
(
SIGPWR
);
#
endif
#
endif
#
ifdef
SIGSYS
SIGNO_CASE
(
SIGSYS
);
#
endif
default
:
return
"
"
;
}
}
Local<Value>
ErrnoException
(
int
errorno,
const
char
*syscall,
const
char
*msg,
const
char
*path) {
Local<Value> e;
Local<String> estring =
String::NewSymbol
(
errno_string
(errorno));
if
(!msg[
0
]) {
msg =
strerror
(errorno);
}
Local<String> message =
String::NewSymbol
(msg);
Local<String> cons1 =
String::Concat
(estring,
String::NewSymbol
(
"
,
"
));
Local<String> cons2 =
String::Concat
(cons1, message);
if
(syscall_symbol.
IsEmpty
()) {
syscall_symbol =
NODE_PSYMBOL
(
"
syscall
"
);
errno_symbol =
NODE_PSYMBOL
(
"
errno
"
);
errpath_symbol =
NODE_PSYMBOL
(
"
path
"
);
code_symbol =
NODE_PSYMBOL
(
"
code
"
);
}
if
(path) {
Local<String> cons3 =
String::Concat
(cons2,
String::NewSymbol
(
"
'
"
));
Local<String> cons4 =
String::Concat
(cons3,
String::New
(path));
Local<String> cons5 =
String::Concat
(cons4,
String::NewSymbol
(
"
'
"
));
e =
Exception::Error
(cons5);
}
else
{
e =
Exception::Error
(cons2);
}
Local<Object> obj = e->
ToObject
();
obj->
Set
(errno_symbol,
Integer::New
(errorno));
obj->
Set
(code_symbol, estring);
if
(path) obj->
Set
(errpath_symbol,
String::New
(path));
if
(syscall) obj->
Set
(syscall_symbol,
String::NewSymbol
(syscall));
return
e;
}
static
const
char
*
get_uv_errno_string
(
int
errorno) {
uv_err_t
err;
memset
(&err,
0
,
sizeof
err);
err.
code
= (uv_err_code)errorno;
return
uv_err_name
(err);
}
static
const
char
*
get_uv_errno_message
(
int
errorno) {
uv_err_t
err;
memset
(&err,
0
,
sizeof
err);
err.
code
= (uv_err_code)errorno;
return
uv_strerror
(err);
}
//
hack alert! copy of ErrnoException, tuned for uv errors
Local<Value>
UVException
(
int
errorno,
const
char
*syscall,
const
char
*msg,
const
char
*path) {
if
(syscall_symbol.
IsEmpty
()) {
syscall_symbol =
NODE_PSYMBOL
(
"
syscall
"
);
errno_symbol =
NODE_PSYMBOL
(
"
errno
"
);
errpath_symbol =
NODE_PSYMBOL
(
"
path
"
);
code_symbol =
NODE_PSYMBOL
(
"
code
"
);
}
if
(!msg || !msg[
0
])
msg =
get_uv_errno_message
(errorno);
Local<String> estring =
String::NewSymbol
(
get_uv_errno_string
(errorno));
Local<String> message =
String::NewSymbol
(msg);
Local<String> cons1 =
String::Concat
(estring,
String::NewSymbol
(
"
,
"
));
Local<String> cons2 =
String::Concat
(cons1, message);
Local<Value> e;
Local<String> path_str;
if
(path) {
#
ifdef
_WIN32
if
(
strncmp
(path,
"
\\\\
?
\\
UNC
\\
"
,
8
) ==
0
) {
path_str =
String::Concat
(
String::New
(
"
\\\\
"
),
String::New
(path +
8
));
}
else
if
(
strncmp
(path,
"
\\\\
?
\\
"
,
4
) ==
0
) {
path_str =
String::New
(path +
4
);
}
else
{
path_str =
String::New
(path);
}
#
else
path_str =
String::New
(path);
#
endif
Local<String> cons3 =
String::Concat
(cons2,
String::NewSymbol
(
"
'
"
));
Local<String> cons4 =
String::Concat
(cons3, path_str);
Local<String> cons5 =
String::Concat
(cons4,
String::NewSymbol
(
"
'
"
));
e =
Exception::Error
(cons5);
}
else
{
e =
Exception::Error
(cons2);
}
Local<Object> obj = e->
ToObject
();
//
TODO errno should probably go
obj->
Set
(errno_symbol,
Integer::New
(errorno));
obj->
Set
(code_symbol, estring);
if
(path) obj->
Set
(errpath_symbol, path_str);
if
(syscall) obj->
Set
(syscall_symbol,
String::NewSymbol
(syscall));
return
e;
}
#
ifdef
_WIN32
//
Does about the same as strerror(),
//
but supports all windows error messages
static
const
char
*
winapi_strerror
(
const
int
errorno) {
char
*errmsg =
NULL
;
FormatMessage
(
FORMAT_MESSAGE_ALLOCATE_BUFFER
|
FORMAT_MESSAGE_FROM_SYSTEM
|
FORMAT_MESSAGE_IGNORE_INSERTS
,
NULL
, errorno,
MAKELANGID
(
LANG_NEUTRAL
,
SUBLANG_DEFAULT
), (
LPTSTR
)&errmsg,
0
,
NULL
);
if
(errmsg) {
//
Remove trailing newlines
for
(
int
i =
strlen
(errmsg) -
1
;
i >=
0
&& (errmsg[i] ==
'
\n
'
|| errmsg[i] ==
'
\r
'
); i--) {
errmsg[i] =
'
\0
'
;
}
return
errmsg;
}
else
{
//
FormatMessage failed
return
"
Unknown error
"
;
}
}
Local<Value>
WinapiErrnoException
(
int
errorno,
const
char
* syscall,
const
char
* msg,
const
char
* path) {
Local<Value> e;
if
(!msg || !msg[
0
]) {
msg =
winapi_strerror
(errorno);
}
Local<String> message =
String::NewSymbol
(msg);
if
(syscall_symbol.
IsEmpty
()) {
syscall_symbol =
NODE_PSYMBOL
(
"
syscall
"
);
errno_symbol =
NODE_PSYMBOL
(
"
errno
"
);
errpath_symbol =
NODE_PSYMBOL
(
"
path
"
);
code_symbol =
NODE_PSYMBOL
(
"
code
"
);
}
if
(path) {
Local<String> cons1 =
String::Concat
(message,
String::NewSymbol
(
"
'
"
));
Local<String> cons2 =
String::Concat
(cons1,
String::New
(path));
Local<String> cons3 =
String::Concat
(cons2,
String::NewSymbol
(
"
'
"
));
e =
Exception::Error
(cons3);
}
else
{
e =
Exception::Error
(message);
}
Local<Object> obj = e->
ToObject
();
obj->
Set
(errno_symbol,
Integer::New
(errorno));
if
(path) obj->
Set
(errpath_symbol,
String::New
(path));
if
(syscall) obj->
Set
(syscall_symbol,
String::NewSymbol
(syscall));
return
e;
}
#
endif
Handle<Value>
FromConstructorTemplate
(Persistent<FunctionTemplate>& t,
const
Arguments& args) {
HandleScope scope;
const
int
argc = args.
Length
();
Local<Value>* argv =
new
Local<Value>[argc];
for
(
int
i =
0
; i < argc; ++i) {
argv[i] = args[i];
}
Local<Object> instance = t->
GetFunction
()->
NewInstance
(argc, argv);
delete[]
argv;
return
scope.
Close
(instance);
}
//
MakeCallback may only be made directly off the event loop.
//
That is there can be no JavaScript stack frames underneath it.
//
(Is there any way to assert that?)
//
//
Maybe make this a method of a node::Handle super class
//
void
MakeCallback
(Handle<Object> object,
const
char
* method,
int
argc,
Handle<Value> argv[]) {
HandleScope scope;
Local<Value> callback_v = object->
Get
(
String::New
(method));
if
(!callback_v->
IsFunction
()) {
fprintf
(stderr,
"
method = %s
"
, method);
}
assert
(callback_v->
IsFunction
());
Local<Function> callback = Local<Function>::
Cast
(callback_v);
//
TODO Hook for long stack traces to be made here.
TryCatch try_catch;
callback->
Call
(object, argc, argv);
if
(try_catch.
HasCaught
()) {
FatalException
(try_catch);
}
}
void
SetErrno
(
uv_err_t
err) {
HandleScope scope;
if
(errno_symbol.
IsEmpty
()) {
errno_symbol =
NODE_PSYMBOL
(
"
errno
"
);
}
if
(err.
code
==
UV_UNKNOWN
) {
char
errno_buf[
100
];
snprintf
(errno_buf,
100
,
"
Unknown system errno %d
"
, err.
sys_errno_
);
Context::GetCurrent
()->
Global
()->
Set
(errno_symbol,
String::New
(errno_buf));
}
else
{
Context::GetCurrent
()->
Global
()->
Set
(errno_symbol,
String::NewSymbol
(
uv_err_name
(err)));
}
}
enum
encoding
ParseEncoding
(Handle<Value> encoding_v,
enum
encoding _default) {
HandleScope scope;
if
(!encoding_v->
IsString
())
return
_default;
String::Utf8Value
encoding
(encoding_v->
ToString
());
if
(
strcasecmp
(*encoding,
"
utf8
"
) ==
0
) {
return
UTF8
;
}
else
if
(
strcasecmp
(*encoding,
"
utf-8
"
) ==
0
) {
return
UTF8
;
}
else
if
(
strcasecmp
(*encoding,
"
ascii
"
) ==
0
) {
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