mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
4b6dffad02
[ruby-win32:358] * ext/tcltklib/tcltklib.c (ip_invoke): requires command name argument. [ruby-dev:18438] * eval.c (ruby_init, ruby_options): Init_stack() with local location. (ruby-bugs-ja:PR#277) * eval.c (rb_call0): disable trace call. [ruby-dev:18074] * eval.c (eval, rb_load): enable trace call. [ruby-dev:18074] * eval.c (rb_f_require): set source file name for extension libraries. [ruby-dev:18445] * ruby.c (translate_char): translate a character in a string; DOSISH only. [ruby-dev:18274] * ruby.c (ruby_init_loadpath): added argv[0] handling under Human68K. [ruby-dev:18274] * ruby.c (proc_options): translate directory separator in $0 to '/'. [ruby-dev:18274] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2929 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
902 lines
22 KiB
C
902 lines
22 KiB
C
/*
|
|
* tcltklib.c
|
|
* Aug. 27, 1997 Y. Shigehiro
|
|
* Oct. 24, 1997 Y. Matsumoto
|
|
*/
|
|
|
|
#include "ruby.h"
|
|
#include "rubysig.h"
|
|
#undef EXTERN /* avoid conflict with tcl.h of tcl8.2 or before */
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <tcl.h>
|
|
#include <tk.h>
|
|
|
|
#ifdef __MACOS__
|
|
# include <tkMac.h>
|
|
# include <Quickdraw.h>
|
|
#endif
|
|
|
|
/* for ruby_debug */
|
|
|
|
#define DUMP1(ARG1) if (ruby_debug) { fprintf(stderr, "tcltklib: %s\n", ARG1);}
|
|
#define DUMP2(ARG1, ARG2) if (ruby_debug) { fprintf(stderr, "tcltklib: ");\
|
|
fprintf(stderr, ARG1, ARG2); fprintf(stderr, "\n"); }
|
|
/*
|
|
#define DUMP1(ARG1)
|
|
#define DUMP2(ARG1, ARG2)
|
|
*/
|
|
|
|
/* for callback break & continue */
|
|
static VALUE eTkCallbackBreak;
|
|
static VALUE eTkCallbackContinue;
|
|
|
|
static VALUE ip_invoke_real _((int, VALUE*, VALUE));
|
|
|
|
/* from tkAppInit.c */
|
|
|
|
#if !defined __MINGW32__
|
|
/*
|
|
* The following variable is a special hack that is needed in order for
|
|
* Sun shared libraries to be used for Tcl.
|
|
*/
|
|
|
|
extern int matherr();
|
|
int *tclDummyMathPtr = (int *) matherr;
|
|
#endif
|
|
|
|
/*---- module TclTkLib ----*/
|
|
|
|
struct invoke_queue {
|
|
Tcl_Event ev;
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE obj;
|
|
int done;
|
|
int safe_level;
|
|
VALUE *result;
|
|
VALUE thread;
|
|
};
|
|
|
|
static VALUE main_thread;
|
|
static VALUE eventloop_thread;
|
|
static VALUE watchdog_thread;
|
|
Tcl_Interp *current_interp;
|
|
|
|
/*
|
|
* 'event_loop_max' is a maximum events which the eventloop processes in one
|
|
* term of thread scheduling. 'no_event_tick' is the count-up value when
|
|
* there are no event for processing.
|
|
* 'timer_tick' is a limit of one term of thread scheduling.
|
|
* If 'timer_tick' == 0, then not use the timer for thread scheduling.
|
|
*/
|
|
static int tick_counter;
|
|
#define DEFAULT_EVENT_LOOP_MAX 800
|
|
#define DEFAULT_NO_EVENT_TICK 10
|
|
#define DEFAULT_TIMER_TICK 0
|
|
static int event_loop_max = DEFAULT_EVENT_LOOP_MAX;
|
|
static int no_event_tick = DEFAULT_NO_EVENT_TICK;
|
|
static int timer_tick = DEFAULT_TIMER_TICK;
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
static int ip_ruby _((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST*));
|
|
#else
|
|
static int ip_ruby _((ClientData, Tcl_Interp *, int, char **));
|
|
#endif
|
|
|
|
/* Tk_ThreadTimer */
|
|
static Tcl_TimerToken timer_token = (Tcl_TimerToken)NULL;
|
|
|
|
/* timer callback */
|
|
static void _timer_for_tcl _((ClientData));
|
|
static void
|
|
_timer_for_tcl(clientData)
|
|
ClientData clientData;
|
|
{
|
|
struct invoke_queue *q, *tmp;
|
|
VALUE thread;
|
|
|
|
Tk_DeleteTimerHandler(timer_token);
|
|
if (timer_tick > 0) {
|
|
timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
|
|
(ClientData)0);
|
|
} else {
|
|
timer_token = (Tcl_TimerToken)NULL;
|
|
}
|
|
|
|
/* rb_thread_schedule(); */
|
|
timer_tick += event_loop_max;
|
|
}
|
|
|
|
static VALUE
|
|
set_eventloop_tick(self, tick)
|
|
VALUE self;
|
|
VALUE tick;
|
|
{
|
|
int ttick = NUM2INT(tick);
|
|
|
|
if (ttick < 0) {
|
|
rb_raise(rb_eArgError, "timer-tick parameter must be 0 or plus number");
|
|
}
|
|
|
|
/* delete old timer callback */
|
|
Tk_DeleteTimerHandler(timer_token);
|
|
|
|
timer_tick = ttick;
|
|
if (timer_tick > 0) {
|
|
/* start timer callback */
|
|
timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
|
|
(ClientData)0);
|
|
} else {
|
|
timer_token = (Tcl_TimerToken)NULL;
|
|
}
|
|
|
|
return tick;
|
|
}
|
|
|
|
static VALUE
|
|
get_eventloop_tick(self)
|
|
VALUE self;
|
|
{
|
|
return INT2NUM(timer_tick);
|
|
}
|
|
|
|
static VALUE
|
|
set_eventloop_weight(self, loop_max, no_event)
|
|
VALUE self;
|
|
VALUE loop_max;
|
|
VALUE no_event;
|
|
{
|
|
int lpmax = NUM2INT(loop_max);
|
|
int no_ev = NUM2INT(no_event);
|
|
|
|
if (lpmax <= 0 || no_ev <= 0) {
|
|
rb_raise(rb_eArgError, "weight parameters must be plus number");
|
|
}
|
|
|
|
event_loop_max = lpmax;
|
|
no_event_tick = no_ev;
|
|
|
|
return rb_ary_new3(2, loop_max, no_event);
|
|
}
|
|
|
|
static VALUE
|
|
get_eventloop_weight(self)
|
|
VALUE self;
|
|
{
|
|
return rb_ary_new3(2, INT2NUM(event_loop_max), INT2NUM(no_event_tick));
|
|
}
|
|
|
|
VALUE
|
|
lib_mainloop_core(check_root_widget)
|
|
VALUE check_root_widget;
|
|
{
|
|
VALUE current = eventloop_thread;
|
|
int check = (check_root_widget == Qtrue);
|
|
|
|
Tk_DeleteTimerHandler(timer_token);
|
|
if (timer_tick > 0) {
|
|
timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
|
|
(ClientData)0);
|
|
} else {
|
|
timer_token = (Tcl_TimerToken)NULL;
|
|
}
|
|
|
|
for(;;) {
|
|
tick_counter = 0;
|
|
while(tick_counter < event_loop_max) {
|
|
if (Tcl_DoOneEvent(TCL_ALL_EVENTS | TCL_DONT_WAIT)) {
|
|
tick_counter++;
|
|
} else {
|
|
tick_counter += no_event_tick;
|
|
}
|
|
if (watchdog_thread != 0 && eventloop_thread != current) {
|
|
return Qnil;
|
|
}
|
|
}
|
|
if (check && Tk_GetNumMainWindows() == 0) {
|
|
break;
|
|
}
|
|
rb_thread_schedule();
|
|
}
|
|
return Qnil;
|
|
}
|
|
|
|
VALUE
|
|
lib_mainloop_ensure(parent_evloop)
|
|
VALUE parent_evloop;
|
|
{
|
|
Tk_DeleteTimerHandler(timer_token);
|
|
timer_token = (Tcl_TimerToken)NULL;
|
|
DUMP2("mainloop-ensure: current-thread : %lx\n", rb_thread_current());
|
|
DUMP2("mainloop-ensure: eventloop-thread : %lx\n", eventloop_thread);
|
|
if (eventloop_thread == rb_thread_current()) {
|
|
DUMP2("tcltklib: eventloop-thread -> %lx\n", parent_evloop);
|
|
eventloop_thread = parent_evloop;
|
|
}
|
|
return Qnil;
|
|
}
|
|
|
|
static VALUE
|
|
lib_mainloop_launcher(check_rootwidget)
|
|
VALUE check_rootwidget;
|
|
{
|
|
VALUE parent_evloop = eventloop_thread;
|
|
|
|
eventloop_thread = rb_thread_current();
|
|
|
|
if (ruby_debug) {
|
|
fprintf(stderr, "tcltklib: eventloop-thread : %lx -> %lx\n",
|
|
parent_evloop, eventloop_thread);
|
|
}
|
|
|
|
return rb_ensure(lib_mainloop_core, check_rootwidget,
|
|
lib_mainloop_ensure, parent_evloop);
|
|
}
|
|
|
|
/* execute Tk_MainLoop */
|
|
static VALUE
|
|
lib_mainloop(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
VALUE check_rootwidget;
|
|
|
|
if (rb_scan_args(argc, argv, "01", &check_rootwidget) == 0) {
|
|
check_rootwidget = Qtrue;
|
|
} else if (RTEST(check_rootwidget)) {
|
|
check_rootwidget = Qtrue;
|
|
} else {
|
|
check_rootwidget = Qfalse;
|
|
}
|
|
|
|
return lib_mainloop_launcher(check_rootwidget);
|
|
}
|
|
|
|
VALUE
|
|
lib_watchdog_core(check_rootwidget)
|
|
VALUE check_rootwidget;
|
|
{
|
|
VALUE current = eventloop_thread;
|
|
VALUE evloop;
|
|
int check = (check_rootwidget == Qtrue);
|
|
ID stop = rb_intern("stop?");
|
|
|
|
/* check other watchdog thread */
|
|
if (watchdog_thread != 0) {
|
|
if (rb_funcall(watchdog_thread, stop, 0) == Qtrue) {
|
|
rb_funcall(watchdog_thread, rb_intern("kill"), 0);
|
|
} else {
|
|
return Qnil;
|
|
}
|
|
}
|
|
watchdog_thread = rb_thread_current();
|
|
|
|
/* watchdog start */
|
|
do {
|
|
if (eventloop_thread == 0
|
|
|| rb_funcall(eventloop_thread, stop, 0) == Qtrue) {
|
|
/* start new eventloop thread */
|
|
DUMP2("eventloop thread %lx is sleeping or dead", eventloop_thread);
|
|
evloop = rb_thread_create(lib_mainloop_launcher,
|
|
(void*)&check_rootwidget);
|
|
DUMP2("create new eventloop thread %lx", evloop);
|
|
rb_thread_run(evloop);
|
|
} else {
|
|
rb_thread_schedule();
|
|
}
|
|
} while(!check || Tk_GetNumMainWindows() != 0);
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
VALUE
|
|
lib_watchdog_ensure(arg)
|
|
VALUE arg;
|
|
{
|
|
eventloop_thread = 0; /* stop eventloops */
|
|
return Qnil;
|
|
}
|
|
|
|
static VALUE
|
|
lib_mainloop_watchdog(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
VALUE check_rootwidget;
|
|
|
|
if (rb_scan_args(argc, argv, "01", &check_rootwidget) == 0) {
|
|
check_rootwidget = Qtrue;
|
|
} else if (RTEST(check_rootwidget)) {
|
|
check_rootwidget = Qtrue;
|
|
} else {
|
|
check_rootwidget = Qfalse;
|
|
}
|
|
|
|
return rb_ensure(lib_watchdog_core, check_rootwidget,
|
|
lib_watchdog_ensure, Qnil);
|
|
}
|
|
|
|
static VALUE
|
|
lib_do_one_event(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
VALUE obj, vflags;
|
|
int flags;
|
|
|
|
if (rb_scan_args(argc, argv, "01", &vflags) == 0) {
|
|
flags = 0;
|
|
} else {
|
|
Check_Type(vflags, T_FIXNUM);
|
|
flags = FIX2INT(vflags);
|
|
}
|
|
return INT2NUM(Tcl_DoOneEvent(flags));
|
|
}
|
|
|
|
/*---- class TclTkIp ----*/
|
|
struct tcltkip {
|
|
Tcl_Interp *ip; /* the interpreter */
|
|
int return_value; /* return value */
|
|
};
|
|
|
|
static struct tcltkip *
|
|
get_ip(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr;
|
|
|
|
Data_Get_Struct(self, struct tcltkip, ptr);
|
|
if (ptr == 0) {
|
|
rb_raise(rb_eTypeError, "uninitialized TclTkIp");
|
|
}
|
|
return ptr;
|
|
}
|
|
|
|
/* Tcl command `ruby' */
|
|
static VALUE
|
|
ip_eval_rescue(failed, einfo)
|
|
VALUE *failed;
|
|
VALUE einfo;
|
|
{
|
|
*failed = einfo;
|
|
return Qnil;
|
|
}
|
|
|
|
/* restart Tk */
|
|
static VALUE
|
|
lib_restart(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
/* destroy the root wdiget */
|
|
ptr->return_value = Tcl_Eval(ptr->ip, "destroy .");
|
|
/* ignore ERROR */
|
|
DUMP2("(TCL_Eval result) %d", ptr->return_value);
|
|
|
|
/* execute Tk_Init */
|
|
DUMP1("Tk_Init");
|
|
if (Tk_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
static int
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
ip_ruby(clientData, interp, argc, argv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int argc;
|
|
Tcl_Obj *CONST argv[];
|
|
#else
|
|
ip_ruby(clientData, interp, argc, argv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int argc;
|
|
char *argv[];
|
|
#endif
|
|
{
|
|
VALUE res;
|
|
int old_trapflg;
|
|
VALUE failed = 0;
|
|
char *arg;
|
|
int dummy;
|
|
|
|
/* ruby command has 1 arg. */
|
|
if (argc != 2) {
|
|
rb_raise(rb_eArgError, "wrong # of arguments (%d for 1)", argc);
|
|
}
|
|
|
|
/* get C string from Tcl object */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
arg = Tcl_GetStringFromObj(argv[1], &dummy);
|
|
#else
|
|
arg = argv[1];
|
|
#endif
|
|
|
|
/* evaluate the argument string by ruby */
|
|
DUMP2("rb_eval_string(%s)", arg);
|
|
old_trapflg = rb_trap_immediate;
|
|
rb_trap_immediate = 0;
|
|
res = rb_rescue2(rb_eval_string, (VALUE)arg,
|
|
ip_eval_rescue, (VALUE)&failed,
|
|
rb_eStandardError, rb_eScriptError, 0);
|
|
rb_trap_immediate = old_trapflg;
|
|
|
|
Tcl_ResetResult(interp);
|
|
if (failed) {
|
|
VALUE eclass = CLASS_OF(failed);
|
|
Tcl_AppendResult(interp, StringValuePtr(failed), (char*)NULL);
|
|
if (eclass == eTkCallbackBreak) {
|
|
return TCL_BREAK;
|
|
} else if (eclass == eTkCallbackContinue) {
|
|
return TCL_CONTINUE;
|
|
} else {
|
|
return TCL_ERROR;
|
|
}
|
|
}
|
|
|
|
/* result must be string or nil */
|
|
if (NIL_P(res)) {
|
|
DUMP1("(rb_eval_string result) nil");
|
|
return TCL_OK;
|
|
}
|
|
|
|
/* copy result to the tcl interpreter */
|
|
DUMP2("(rb_eval_string result) %s", StringValuePtr(res));
|
|
DUMP1("Tcl_AppendResult");
|
|
Tcl_AppendResult(interp, StringValuePtr(res), (char *)NULL);
|
|
|
|
return TCL_OK;
|
|
}
|
|
|
|
/* destroy interpreter */
|
|
static void
|
|
ip_free(ptr)
|
|
struct tcltkip *ptr;
|
|
{
|
|
DUMP1("Tcl_DeleteInterp");
|
|
if (ptr) {
|
|
Tcl_DeleteInterp(ptr->ip);
|
|
free(ptr);
|
|
}
|
|
}
|
|
|
|
/* create and initialize interpreter */
|
|
static VALUE
|
|
ip_alloc(self)
|
|
VALUE self;
|
|
{
|
|
return Data_Wrap_Struct(self, 0, ip_free, 0);
|
|
}
|
|
|
|
static VALUE
|
|
ip_init(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr; /* tcltkip data struct */
|
|
|
|
/* create object */
|
|
Data_Get_Struct(self, struct tcltkip, ptr);
|
|
ptr = ALLOC(struct tcltkip);
|
|
DATA_PTR(self) = ptr;
|
|
ptr->return_value = 0;
|
|
|
|
/* from Tk_Main() */
|
|
DUMP1("Tcl_CreateInterp");
|
|
ptr->ip = Tcl_CreateInterp();
|
|
current_interp = ptr->ip;
|
|
|
|
/* from Tcl_AppInit() */
|
|
DUMP1("Tcl_Init");
|
|
if (Tcl_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
DUMP1("Tk_Init");
|
|
if (Tk_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
DUMP1("Tcl_StaticPackage(\"Tk\")");
|
|
Tcl_StaticPackage(ptr->ip, "Tk", Tk_Init,
|
|
(Tcl_PackageInitProc *) NULL);
|
|
|
|
/* add ruby command to the interpreter */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("Tcl_CreateObjCommand(\"ruby\")");
|
|
Tcl_CreateObjCommand(ptr->ip, "ruby", ip_ruby, (ClientData)NULL,
|
|
(Tcl_CmdDeleteProc *)NULL);
|
|
#else
|
|
DUMP1("Tcl_CreateCommand(\"ruby\")");
|
|
Tcl_CreateCommand(ptr->ip, "ruby", ip_ruby, (ClientData)NULL,
|
|
(Tcl_CmdDeleteProc *)NULL);
|
|
#endif
|
|
|
|
return self;
|
|
}
|
|
|
|
/* eval string in tcl by Tcl_Eval() */
|
|
static VALUE
|
|
ip_eval(self, str)
|
|
VALUE self;
|
|
VALUE str;
|
|
{
|
|
char *s;
|
|
char *buf; /* Tcl_Eval requires re-writable string region */
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
/* call Tcl_Eval() */
|
|
s = StringValuePtr(str);
|
|
buf = ALLOCA_N(char, strlen(s)+1);
|
|
strcpy(buf, s);
|
|
DUMP2("Tcl_Eval(%s)", buf);
|
|
ptr->return_value = Tcl_Eval(ptr->ip, buf);
|
|
if (ptr->return_value == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
DUMP2("(TCL_Eval result) %d", ptr->return_value);
|
|
|
|
/* pass back the result (as string) */
|
|
return(rb_str_new2(ptr->ip->result));
|
|
}
|
|
|
|
|
|
static VALUE
|
|
ip_toUTF8(self, str, encodename)
|
|
VALUE self;
|
|
VALUE str;
|
|
VALUE encodename;
|
|
{
|
|
#ifdef TCL_UTF_MAX
|
|
Tcl_Interp *interp;
|
|
Tcl_Encoding encoding;
|
|
Tcl_DString dstr;
|
|
struct tcltkip *ptr;
|
|
char *buf;
|
|
|
|
ptr = get_ip(self);
|
|
interp = ptr->ip;
|
|
|
|
StringValue(encodename);
|
|
StringValue(str);
|
|
encoding = Tcl_GetEncoding(interp, RSTRING(encodename)->ptr);
|
|
if (!RSTRING(str)->len) return str;
|
|
buf = ALLOCA_N(char,strlen(RSTRING(str)->ptr)+1);
|
|
strcpy(buf, RSTRING(str)->ptr);
|
|
|
|
Tcl_DStringInit(&dstr);
|
|
Tcl_DStringFree(&dstr);
|
|
Tcl_ExternalToUtfDString(encoding,buf,strlen(buf),&dstr);
|
|
str = rb_str_new2(Tcl_DStringValue(&dstr));
|
|
|
|
Tcl_FreeEncoding(encoding);
|
|
Tcl_DStringFree(&dstr);
|
|
#endif
|
|
return str;
|
|
}
|
|
|
|
static VALUE
|
|
ip_fromUTF8(self, str, encodename)
|
|
VALUE self;
|
|
VALUE str;
|
|
VALUE encodename;
|
|
{
|
|
#ifdef TCL_UTF_MAX
|
|
Tcl_Interp *interp;
|
|
Tcl_Encoding encoding;
|
|
Tcl_DString dstr;
|
|
struct tcltkip *ptr;
|
|
char *buf;
|
|
|
|
ptr = get_ip(self);
|
|
interp = ptr->ip;
|
|
|
|
StringValue(encodename);
|
|
StringValue(str);
|
|
encoding = Tcl_GetEncoding(interp,RSTRING(encodename)->ptr);
|
|
if (!RSTRING(str)->len) return str;
|
|
buf = ALLOCA_N(char,strlen(RSTRING(str)->ptr)+1);
|
|
strcpy(buf,RSTRING(str)->ptr);
|
|
|
|
Tcl_DStringInit(&dstr);
|
|
Tcl_DStringFree(&dstr);
|
|
Tcl_UtfToExternalDString(encoding,buf,strlen(buf),&dstr);
|
|
str = rb_str_new2(Tcl_DStringValue(&dstr));
|
|
|
|
Tcl_FreeEncoding(encoding);
|
|
Tcl_DStringFree(&dstr);
|
|
|
|
#endif
|
|
return str;
|
|
}
|
|
|
|
|
|
static VALUE
|
|
ip_invoke_real(argc, argv, obj)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE obj;
|
|
{
|
|
VALUE v;
|
|
struct tcltkip *ptr; /* tcltkip data struct */
|
|
int i;
|
|
Tcl_CmdInfo info;
|
|
char *cmd, *s;
|
|
char **av = (char **)NULL;
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
Tcl_Obj **ov = (Tcl_Obj **)NULL;
|
|
Tcl_Obj *resultPtr;
|
|
#endif
|
|
|
|
/* get the data struct */
|
|
ptr = get_ip(obj);
|
|
|
|
/* get the command name string */
|
|
v = argv[0];
|
|
cmd = StringValuePtr(v);
|
|
|
|
/* map from the command name to a C procedure */
|
|
if (!Tcl_GetCommandInfo(ptr->ip, cmd, &info)) {
|
|
rb_raise(rb_eNameError, "invalid command name `%s'", cmd);
|
|
}
|
|
|
|
/* memory allocation for arguments of this command */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
if (info.isNativeObjectProc) {
|
|
/* object interface */
|
|
ov = (Tcl_Obj **)ALLOCA_N(Tcl_Obj *, argc+1);
|
|
for (i = 0; i < argc; ++i) {
|
|
v = argv[i];
|
|
s = StringValuePtr(v);
|
|
ov[i] = Tcl_NewStringObj(s, RSTRING(v)->len);
|
|
Tcl_IncrRefCount(ov[i]);
|
|
}
|
|
ov[argc] = (Tcl_Obj *)NULL;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
/* string interface */
|
|
av = (char **)ALLOCA_N(char *, argc+1);
|
|
for (i = 0; i < argc; ++i) {
|
|
v = argv[i];
|
|
s = StringValuePtr(v);
|
|
av[i] = ALLOCA_N(char, strlen(s)+1);
|
|
strcpy(av[i], s);
|
|
}
|
|
av[argc] = (char *)NULL;
|
|
}
|
|
|
|
Tcl_ResetResult(ptr->ip);
|
|
|
|
/* Invoke the C procedure */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
if (info.isNativeObjectProc) {
|
|
int dummy;
|
|
ptr->return_value = (*info.objProc)(info.objClientData,
|
|
ptr->ip, argc, ov);
|
|
|
|
/* get the string value from the result object */
|
|
resultPtr = Tcl_GetObjResult(ptr->ip);
|
|
Tcl_SetResult(ptr->ip, Tcl_GetStringFromObj(resultPtr, &dummy),
|
|
TCL_VOLATILE);
|
|
|
|
for (i=0; i<argc; i++) {
|
|
Tcl_DecrRefCount(ov[i]);
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
TRAP_BEG;
|
|
ptr->return_value = (*info.proc)(info.clientData, ptr->ip, argc, av);
|
|
TRAP_END;
|
|
}
|
|
|
|
if (ptr->return_value == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
|
|
/* pass back the result (as string) */
|
|
return rb_str_new2(ptr->ip->result);
|
|
}
|
|
|
|
VALUE
|
|
ivq_safelevel_handler(arg, ivq)
|
|
VALUE arg;
|
|
VALUE ivq;
|
|
{
|
|
struct invoke_queue *q;
|
|
|
|
Data_Get_Struct(ivq, struct invoke_queue, q);
|
|
DUMP2("(safe-level handler) $SAFE = %d", q->safe_level);
|
|
rb_set_safe_level(q->safe_level);
|
|
return ip_invoke_real(q->argc, q->argv, q->obj);
|
|
}
|
|
|
|
int invoke_queue_handler _((Tcl_Event *, int));
|
|
int
|
|
invoke_queue_handler(evPtr, flags)
|
|
Tcl_Event *evPtr;
|
|
int flags;
|
|
{
|
|
struct invoke_queue *tmp, *q = (struct invoke_queue *)evPtr;
|
|
|
|
DUMP1("do_invoke_queue_handler");
|
|
DUMP2("invoke queue_thread : %lx", rb_thread_current());
|
|
DUMP2("added by thread : %lx", q->thread);
|
|
|
|
if (q->done) {
|
|
/* processed by another event-loop */
|
|
return 0;
|
|
}
|
|
|
|
/* process it */
|
|
q->done = 1;
|
|
|
|
/* check safe-level */
|
|
if (rb_safe_level() != q->safe_level) {
|
|
*(q->result) = rb_funcall(rb_proc_new(ivq_safelevel_handler,
|
|
Data_Wrap_Struct(rb_cData,0,0,q)),
|
|
rb_intern("call"), 0);
|
|
} else {
|
|
*(q->result) = ip_invoke_real(q->argc, q->argv, q->obj);
|
|
}
|
|
|
|
/* back to caller */
|
|
rb_thread_run(q->thread);
|
|
|
|
/* end of handler : remove it */
|
|
return 1;
|
|
}
|
|
|
|
static VALUE
|
|
ip_invoke(argc, argv, obj)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE obj;
|
|
{
|
|
struct invoke_queue *tmp;
|
|
VALUE current = rb_thread_current();
|
|
VALUE result;
|
|
VALUE *alloc_argv, *alloc_result;
|
|
Tcl_QueuePosition position;
|
|
|
|
if (argc < 1) {
|
|
rb_raise(rb_eArgError, "command name missing");
|
|
}
|
|
if (eventloop_thread == 0 || current == eventloop_thread) {
|
|
DUMP2("invoke from current eventloop %lx", current);
|
|
return ip_invoke_real(argc, argv, obj);
|
|
}
|
|
|
|
DUMP2("invoke from thread %lx (NOT current eventloop)", current);
|
|
|
|
/* allocate memory (protected from Tcl_ServiceEvent) */
|
|
alloc_argv = ALLOC_N(VALUE,argc);
|
|
MEMCPY(alloc_argv, argv, VALUE, argc);
|
|
alloc_result = ALLOC(VALUE);
|
|
|
|
/* allocate memory (freed by Tcl_ServiceEvent */
|
|
tmp = (struct invoke_queue *)Tcl_Alloc(sizeof(struct invoke_queue));
|
|
|
|
/* construct event data */
|
|
tmp->done = 0;
|
|
tmp->obj = obj;
|
|
tmp->argc = argc;
|
|
tmp->argv = alloc_argv;
|
|
tmp->result = alloc_result;
|
|
tmp->thread = current;
|
|
tmp->safe_level = rb_safe_level();
|
|
tmp->ev.proc = invoke_queue_handler;
|
|
position = TCL_QUEUE_TAIL;
|
|
|
|
/* add the handler to Tcl event queue */
|
|
Tcl_QueueEvent(&tmp->ev, position);
|
|
|
|
/* wait for the handler to be processed */
|
|
rb_thread_stop();
|
|
|
|
/* get result & free allocated memory */
|
|
result = *alloc_result;
|
|
free(alloc_argv);
|
|
free(alloc_result);
|
|
|
|
return result;
|
|
}
|
|
|
|
/* get return code from Tcl_Eval() */
|
|
static VALUE
|
|
ip_retval(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr; /* tcltkip data struct */
|
|
|
|
/* get the data strcut */
|
|
ptr = get_ip(self);
|
|
|
|
return (INT2FIX(ptr->return_value));
|
|
}
|
|
|
|
#ifdef __MACOS__
|
|
static void
|
|
_macinit()
|
|
{
|
|
tcl_macQdPtr = &qd; /* setup QuickDraw globals */
|
|
Tcl_MacSetEventProc(TkMacConvertEvent); /* setup event handler */
|
|
}
|
|
#endif
|
|
|
|
/*---- initialization ----*/
|
|
void
|
|
Init_tcltklib()
|
|
{
|
|
VALUE lib = rb_define_module("TclTkLib");
|
|
VALUE ip = rb_define_class("TclTkIp", rb_cObject);
|
|
|
|
VALUE ev_flag = rb_define_module_under(lib, "EventFlag");
|
|
|
|
#if defined USE_TCL_STUBS && defined USE_TK_STUBS
|
|
extern int ruby_tcltk_stubs();
|
|
int ret = ruby_tcltk_stubs();
|
|
if (ret)
|
|
rb_raise(rb_eLoadError, "tcltklib: tcltk_stubs init error(%d)", ret);
|
|
#endif
|
|
|
|
rb_define_const(ev_flag, "WINDOW", INT2FIX(TCL_WINDOW_EVENTS));
|
|
rb_define_const(ev_flag, "FILE", INT2FIX(TCL_FILE_EVENTS));
|
|
rb_define_const(ev_flag, "TIMER", INT2FIX(TCL_TIMER_EVENTS));
|
|
rb_define_const(ev_flag, "IDLE", INT2FIX(TCL_IDLE_EVENTS));
|
|
rb_define_const(ev_flag, "ALL", INT2FIX(TCL_ALL_EVENTS));
|
|
rb_define_const(ev_flag, "DONT_WAIT", INT2FIX(TCL_DONT_WAIT));
|
|
|
|
eTkCallbackBreak = rb_define_class("TkCallbackBreak", rb_eStandardError);
|
|
eTkCallbackContinue = rb_define_class("TkCallbackContinue",rb_eStandardError);
|
|
|
|
rb_define_module_function(lib, "mainloop", lib_mainloop, -1);
|
|
rb_define_module_function(lib, "mainloop_watchdog",
|
|
lib_mainloop_watchdog, -1);
|
|
rb_define_module_function(lib, "do_one_event", lib_do_one_event, -1);
|
|
rb_define_module_function(lib, "set_eventloop_tick",set_eventloop_tick,1);
|
|
rb_define_module_function(lib, "get_eventloop_tick",get_eventloop_tick,0);
|
|
rb_define_module_function(lib, "set_eventloop_weight",
|
|
set_eventloop_weight, 2);
|
|
rb_define_module_function(lib, "get_eventloop_weight",
|
|
get_eventloop_weight, 0);
|
|
|
|
rb_define_singleton_method(ip, "allocate", ip_alloc, 0);
|
|
rb_define_method(ip, "initialize", ip_init, 0);
|
|
rb_define_method(ip, "_eval", ip_eval, 1);
|
|
rb_define_method(ip, "_toUTF8",ip_toUTF8,2);
|
|
rb_define_method(ip, "_fromUTF8",ip_fromUTF8,2);
|
|
rb_define_method(ip, "_invoke", ip_invoke, -1);
|
|
rb_define_method(ip, "_return_value", ip_retval, 0);
|
|
rb_define_method(ip, "mainloop", lib_mainloop, -1);
|
|
rb_define_method(ip, "mainloop_watchdog", lib_mainloop_watchdog, -1);
|
|
rb_define_method(ip, "do_one_event", lib_do_one_event, -1);
|
|
rb_define_method(ip, "set_eventloop_tick", set_eventloop_tick, 1);
|
|
rb_define_method(ip, "get_eventloop_tick", get_eventloop_tick, 0);
|
|
rb_define_method(ip, "set_eventloop_weight", set_eventloop_weight, 2);
|
|
rb_define_method(ip, "get_eventloop_weight", get_eventloop_weight, 0);
|
|
rb_define_method(ip, "restart", lib_restart, 0);
|
|
|
|
main_thread = rb_thread_current();
|
|
eventloop_thread = 0;
|
|
watchdog_thread = 0;
|
|
|
|
#ifdef __MACOS__
|
|
_macinit();
|
|
#endif
|
|
|
|
/*---- initialize tcl/tk libraries ----*/
|
|
/* from Tk_Main() */
|
|
DUMP1("Tcl_FindExecutable");
|
|
Tcl_FindExecutable(RSTRING(rb_argv0)->ptr);
|
|
}
|
|
|
|
/* eof */
|