mirror of
https://github.com/ruby/ruby.git
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d7bbf4fdd2
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5555 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2402 lines
59 KiB
C
2402 lines
59 KiB
C
/*
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* tcltklib.c
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* Aug. 27, 1997 Y. Shigehiro
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* Oct. 24, 1997 Y. Matsumoto
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*/
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#include "ruby.h"
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#include "rubysig.h"
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#undef EXTERN /* avoid conflict with tcl.h of tcl8.2 or before */
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#include <stdio.h>
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#ifdef HAVE_STDARG_PROTOTYPES
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#include <stdarg.h>
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#define va_init_list(a,b) va_start(a,b)
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#else
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#include <varargs.h>
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#define va_init_list(a,b) va_start(a)
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#endif
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#include <string.h>
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#include <tcl.h>
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#include <tk.h>
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#ifdef __MACOS__
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# include <tkMac.h>
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# include <Quickdraw.h>
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#endif
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#if TCL_MAJOR_VERSION >= 8
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# ifndef CONST84
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# if TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION <= 4 /* Tcl8.0.x -- 8.4b1 */
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# define CONST84
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# else /* unknown (maybe TCL_VERSION >= 8.5) */
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# ifdef CONST
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# define CONST84 CONST
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# else
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# define CONST84
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# endif
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# endif
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# endif
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#else /* TCL_MAJOR_VERSION == 7 */
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# ifdef CONST
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# define CONST84 CONST
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# else
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# define CONST84
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# endif
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#endif
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/* for ruby_debug */
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#define DUMP1(ARG1) if (ruby_debug) { fprintf(stderr, "tcltklib: %s\n", ARG1);}
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#define DUMP2(ARG1, ARG2) if (ruby_debug) { fprintf(stderr, "tcltklib: ");\
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fprintf(stderr, ARG1, ARG2); fprintf(stderr, "\n"); }
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/*
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#define DUMP1(ARG1)
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#define DUMP2(ARG1, ARG2)
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*/
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/* for callback break & continue */
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static VALUE eTkCallbackBreak;
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static VALUE eTkCallbackContinue;
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static VALUE ip_invoke_real _((int, VALUE*, VALUE));
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static VALUE ip_invoke _((int, VALUE*, VALUE));
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/* from tkAppInit.c */
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#if !defined __MINGW32__
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/*
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* The following variable is a special hack that is needed in order for
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* Sun shared libraries to be used for Tcl.
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*/
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extern int matherr();
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int *tclDummyMathPtr = (int *) matherr;
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#endif
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/*---- module TclTkLib ----*/
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struct invoke_queue {
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Tcl_Event ev;
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int argc;
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VALUE *argv;
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VALUE obj;
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int done;
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int safe_level;
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VALUE *result;
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VALUE thread;
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};
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struct eval_queue {
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Tcl_Event ev;
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VALUE str;
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VALUE obj;
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int done;
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int safe_level;
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VALUE *result;
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VALUE thread;
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};
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static VALUE eventloop_thread;
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static VALUE watchdog_thread;
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Tcl_Interp *current_interp;
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/*
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* 'event_loop_max' is a maximum events which the eventloop processes in one
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* term of thread scheduling. 'no_event_tick' is the count-up value when
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* there are no event for processing.
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* 'timer_tick' is a limit of one term of thread scheduling.
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* If 'timer_tick' == 0, then not use the timer for thread scheduling.
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*/
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#define DEFAULT_EVENT_LOOP_MAX 800/*counts*/
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#define DEFAULT_NO_EVENT_TICK 10/*counts*/
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#define DEFAULT_NO_EVENT_WAIT 20/*milliseconds ( 1 -- 999 ) */
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#define WATCHDOG_INTERVAL 10/*milliseconds ( 1 -- 999 ) */
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#define DEFAULT_TIMER_TICK 0/*milliseconds ( 0 -- 999 ) */
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#define NO_THREAD_INTERRUPT_TIME 100/*milliseconds ( 1 -- 999 ) */
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static int event_loop_max = DEFAULT_EVENT_LOOP_MAX;
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static int no_event_tick = DEFAULT_NO_EVENT_TICK;
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static int no_event_wait = DEFAULT_NO_EVENT_WAIT;
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static int timer_tick = DEFAULT_TIMER_TICK;
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static int req_timer_tick = DEFAULT_TIMER_TICK;
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static int run_timer_flag = 0;
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static int event_loop_wait_event = 0;
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static int event_loop_abort_on_exc = 1;
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static int loop_counter = 0;
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static int check_rootwidget_flag = 0;
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#if TCL_MAJOR_VERSION >= 8
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static int ip_ruby _((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST*));
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#else
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static int ip_ruby _((ClientData, Tcl_Interp *, int, char **));
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#endif
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/*---- class TclTkIp ----*/
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struct tcltkip {
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Tcl_Interp *ip; /* the interpreter */
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int return_value; /* return value */
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};
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static struct tcltkip *
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get_ip(self)
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VALUE self;
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{
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struct tcltkip *ptr;
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Data_Get_Struct(self, struct tcltkip, ptr);
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if (ptr == 0) {
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rb_raise(rb_eTypeError, "uninitialized TclTkIp");
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}
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return ptr;
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}
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/* Tk_ThreadTimer */
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static Tcl_TimerToken timer_token = (Tcl_TimerToken)NULL;
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/* timer callback */
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static void _timer_for_tcl _((ClientData));
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static void
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_timer_for_tcl(clientData)
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ClientData clientData;
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{
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/* struct invoke_queue *q, *tmp; */
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/* VALUE thread; */
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DUMP1("called timer_for_tcl");
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Tk_DeleteTimerHandler(timer_token);
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run_timer_flag = 1;
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if (timer_tick > 0) {
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timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
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(ClientData)0);
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} else {
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timer_token = (Tcl_TimerToken)NULL;
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}
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/* rb_thread_schedule(); */
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/* tick_counter += event_loop_max; */
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}
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static VALUE
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set_eventloop_tick(self, tick)
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VALUE self;
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VALUE tick;
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{
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int ttick = NUM2INT(tick);
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rb_secure(4);
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if (ttick < 0) {
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rb_raise(rb_eArgError,
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"timer-tick parameter must be 0 or positive number");
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}
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/* delete old timer callback */
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Tk_DeleteTimerHandler(timer_token);
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timer_tick = req_timer_tick = ttick;
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if (timer_tick > 0) {
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/* start timer callback */
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timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
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(ClientData)0);
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} else {
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timer_token = (Tcl_TimerToken)NULL;
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}
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return tick;
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}
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static VALUE
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get_eventloop_tick(self)
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VALUE self;
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{
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return INT2NUM(timer_tick);
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}
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static VALUE
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ip_set_eventloop_tick(self, tick)
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VALUE self;
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VALUE tick;
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{
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struct tcltkip *ptr = get_ip(self);
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if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
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/* slave IP */
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return get_eventloop_tick(self);
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}
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return set_eventloop_tick(self, tick);
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}
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static VALUE
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ip_get_eventloop_tick(self)
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VALUE self;
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{
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return get_eventloop_tick(self);
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}
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static VALUE
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set_no_event_wait(self, wait)
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VALUE self;
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VALUE wait;
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{
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int t_wait = NUM2INT(wait);
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rb_secure(4);
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if (t_wait <= 0) {
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rb_raise(rb_eArgError,
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"no_event_wait parameter must be positive number");
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}
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no_event_wait = t_wait;
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return wait;
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}
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static VALUE
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get_no_event_wait(self)
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VALUE self;
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{
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return INT2NUM(no_event_wait);
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}
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static VALUE
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ip_set_no_event_wait(self, wait)
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VALUE self;
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VALUE wait;
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{
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struct tcltkip *ptr = get_ip(self);
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if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
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/* slave IP */
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return get_no_event_wait(self);
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}
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return set_no_event_wait(self, wait);
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}
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static VALUE
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ip_get_no_event_wait(self)
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VALUE self;
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{
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return get_no_event_wait(self);
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}
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static VALUE
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set_eventloop_weight(self, loop_max, no_event)
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VALUE self;
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VALUE loop_max;
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VALUE no_event;
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{
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int lpmax = NUM2INT(loop_max);
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int no_ev = NUM2INT(no_event);
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rb_secure(4);
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if (lpmax <= 0 || no_ev <= 0) {
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rb_raise(rb_eArgError, "weight parameters must be positive numbers");
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}
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event_loop_max = lpmax;
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no_event_tick = no_ev;
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return rb_ary_new3(2, loop_max, no_event);
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}
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static VALUE
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get_eventloop_weight(self)
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VALUE self;
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{
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return rb_ary_new3(2, INT2NUM(event_loop_max), INT2NUM(no_event_tick));
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}
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static VALUE
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ip_set_eventloop_weight(self, loop_max, no_event)
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VALUE self;
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VALUE loop_max;
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VALUE no_event;
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{
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struct tcltkip *ptr = get_ip(self);
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if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
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/* slave IP */
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return get_eventloop_weight(self);
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}
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return set_eventloop_weight(self, loop_max, no_event);
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}
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static VALUE
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ip_get_eventloop_weight(self)
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VALUE self;
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{
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return get_eventloop_weight(self);
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}
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static VALUE
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lib_evloop_abort_on_exc(self)
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VALUE self;
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{
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if (event_loop_abort_on_exc > 0) {
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return Qtrue;
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} else if (event_loop_abort_on_exc == 0) {
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return Qfalse;
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} else {
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return Qnil;
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}
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}
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static VALUE
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ip_evloop_abort_on_exc(self)
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VALUE self;
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{
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return lib_evloop_abort_on_exc(self);
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}
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static VALUE
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lib_evloop_abort_on_exc_set(self, val)
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VALUE self, val;
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{
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rb_secure(4);
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if (RTEST(val)) {
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event_loop_abort_on_exc = 1;
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} else if (val == Qnil) {
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event_loop_abort_on_exc = -1;
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} else {
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event_loop_abort_on_exc = 0;
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}
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return lib_evloop_abort_on_exc(self);
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}
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static VALUE
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ip_evloop_abort_on_exc_set(self, val)
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VALUE self, val;
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{
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struct tcltkip *ptr = get_ip(self);
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rb_secure(4);
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if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
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/* slave IP */
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return lib_evloop_abort_on_exc(self);
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}
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return lib_evloop_abort_on_exc_set(self, val);
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}
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static VALUE
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lib_num_of_mainwindows(self)
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VALUE self;
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{
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return INT2FIX(Tk_GetNumMainWindows());
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}
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static int
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lib_eventloop_core(check_root, check_var)
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int check_root;
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int *check_var;
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{
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VALUE current = eventloop_thread;
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int found_event = 1;
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struct timeval t;
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t.tv_sec = (time_t)0;
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t.tv_usec = (time_t)(no_event_wait*1000.0);
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Tk_DeleteTimerHandler(timer_token);
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run_timer_flag = 0;
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if (timer_tick > 0) {
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timer_token = Tk_CreateTimerHandler(timer_tick, _timer_for_tcl,
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(ClientData)0);
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} else {
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timer_token = (Tcl_TimerToken)NULL;
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}
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for(;;) {
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if (rb_thread_alone()) {
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DUMP1("no other thread");
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event_loop_wait_event = 0;
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if (timer_tick == 0) {
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timer_tick = NO_THREAD_INTERRUPT_TIME;
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timer_token = Tk_CreateTimerHandler(timer_tick,
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_timer_for_tcl,
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(ClientData)0);
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}
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if (check_var != (int *)NULL) {
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if (*check_var || !found_event) {
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return found_event;
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}
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}
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found_event = Tcl_DoOneEvent(TCL_ALL_EVENTS);
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if (loop_counter++ > 30000) {
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loop_counter = 0;
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}
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if (run_timer_flag) {
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/*
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DUMP1("timer interrupt");
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run_timer_flag = 0;
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DUMP1("call rb_trap_exec()");
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rb_trap_exec();
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*/
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DUMP1("check Root Widget");
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if (check_root && Tk_GetNumMainWindows() == 0) {
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run_timer_flag = 0;
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rb_trap_exec();
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return 1;
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}
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}
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} else {
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int tick_counter;
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DUMP1("there are other threads");
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event_loop_wait_event = 1;
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found_event = 1;
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timer_tick = req_timer_tick;
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tick_counter = 0;
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while(tick_counter < event_loop_max) {
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if (check_var != (int *)NULL) {
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if (*check_var || !found_event) {
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return found_event;
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}
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}
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if (Tcl_DoOneEvent(TCL_ALL_EVENTS | TCL_DONT_WAIT)) {
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tick_counter++;
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} else {
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tick_counter += no_event_tick;
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DUMP1("check Root Widget");
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if (check_root && Tk_GetNumMainWindows() == 0) {
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return 1;
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}
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rb_thread_wait_for(t);
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}
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if (loop_counter++ > 30000) {
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loop_counter = 0;
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}
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if (watchdog_thread != 0 && eventloop_thread != current) {
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return 1;
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}
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if (run_timer_flag) {
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/*
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DUMP1("timer interrupt");
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run_timer_flag = 0;
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*/
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break; /* switch to other thread */
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}
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}
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DUMP1("check Root Widget");
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if (check_root && Tk_GetNumMainWindows() == 0) {
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return 1;
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}
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}
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/* rb_thread_schedule(); */
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if (run_timer_flag) {
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run_timer_flag = 0;
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rb_trap_exec();
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} else {
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DUMP1("thread scheduling");
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if (is_ruby_native_thread()) {
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rb_thread_schedule();
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}
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}
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}
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return 1;
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}
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VALUE
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lib_eventloop_main(check_rootwidget)
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VALUE check_rootwidget;
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{
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check_rootwidget_flag = RTEST(check_rootwidget);
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if (lib_eventloop_core(check_rootwidget_flag, (int *)NULL)) {
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return Qtrue;
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} else {
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return Qfalse;
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}
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}
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VALUE
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lib_eventloop_ensure(parent_evloop)
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VALUE parent_evloop;
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{
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Tk_DeleteTimerHandler(timer_token);
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timer_token = (Tcl_TimerToken)NULL;
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DUMP2("eventloop-ensure: current-thread : %lx\n", rb_thread_current());
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DUMP2("eventloop-ensure: eventloop-thread : %lx\n", eventloop_thread);
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if (eventloop_thread == rb_thread_current()) {
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DUMP2("eventloop-thread -> %lx\n", parent_evloop);
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eventloop_thread = parent_evloop;
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}
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return Qnil;
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}
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static VALUE
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lib_eventloop_launcher(check_rootwidget)
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VALUE check_rootwidget;
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{
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VALUE parent_evloop = eventloop_thread;
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eventloop_thread = rb_thread_current();
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if (ruby_debug) {
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fprintf(stderr, "tcltklib: eventloop-thread : %lx -> %lx\n",
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parent_evloop, eventloop_thread);
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}
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return rb_ensure(lib_eventloop_main, check_rootwidget,
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lib_eventloop_ensure, parent_evloop);
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}
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|
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/* execute Tk_MainLoop */
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static VALUE
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lib_mainloop(argc, argv, self)
|
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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_eventloop_launcher(check_rootwidget);
|
|
}
|
|
|
|
static VALUE
|
|
ip_mainloop(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
|
|
/* slave IP */
|
|
return Qnil;
|
|
}
|
|
return lib_mainloop(argc, argv, self);
|
|
}
|
|
|
|
VALUE
|
|
lib_watchdog_core(check_rootwidget)
|
|
VALUE check_rootwidget;
|
|
{
|
|
VALUE evloop;
|
|
int prev_val = -1;
|
|
int chance = 0;
|
|
int check = RTEST(check_rootwidget);
|
|
struct timeval t0, t1;
|
|
|
|
t0.tv_sec = (time_t)0;
|
|
t0.tv_usec = (time_t)((NO_THREAD_INTERRUPT_TIME)*1000.0);
|
|
t1.tv_sec = (time_t)0;
|
|
t1.tv_usec = (time_t)((WATCHDOG_INTERVAL)*1000.0);
|
|
|
|
/* check other watchdog thread */
|
|
if (watchdog_thread != 0) {
|
|
if (RTEST(rb_funcall(watchdog_thread, rb_intern("stop?"), 0))) {
|
|
rb_funcall(watchdog_thread, rb_intern("kill"), 0);
|
|
} else {
|
|
return Qnil;
|
|
}
|
|
}
|
|
watchdog_thread = rb_thread_current();
|
|
|
|
/* watchdog start */
|
|
do {
|
|
if (eventloop_thread == 0
|
|
|| (loop_counter == prev_val
|
|
&& RTEST(rb_funcall(eventloop_thread, rb_intern("stop?"), 0))
|
|
&& ++chance >= 3 )
|
|
) {
|
|
/* start new eventloop thread */
|
|
DUMP2("eventloop thread %lx is sleeping or dead",
|
|
eventloop_thread);
|
|
evloop = rb_thread_create(lib_eventloop_launcher,
|
|
(void*)&check_rootwidget);
|
|
DUMP2("create new eventloop thread %lx", evloop);
|
|
loop_counter = -1;
|
|
chance = 0;
|
|
rb_thread_run(evloop);
|
|
} else {
|
|
loop_counter = prev_val;
|
|
chance = 0;
|
|
if (event_loop_wait_event) {
|
|
rb_thread_wait_for(t0);
|
|
} else {
|
|
rb_thread_wait_for(t1);
|
|
}
|
|
/* 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
|
|
ip_mainloop_watchdog(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
|
|
/* slave IP */
|
|
return Qnil;
|
|
}
|
|
return lib_mainloop_watchdog(argc, argv, self);
|
|
}
|
|
|
|
static VALUE
|
|
lib_do_one_event_core(argc, argv, self, is_ip)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
int is_ip;
|
|
{
|
|
VALUE vflags;
|
|
int flags;
|
|
int found_event;
|
|
|
|
if (rb_scan_args(argc, argv, "01", &vflags) == 0) {
|
|
flags = TCL_ALL_EVENTS | TCL_DONT_WAIT;
|
|
} else {
|
|
Check_Type(vflags, T_FIXNUM);
|
|
flags = FIX2INT(vflags);
|
|
}
|
|
|
|
if (rb_safe_level() >= 4 || (rb_safe_level() >=1 && OBJ_TAINTED(vflags))) {
|
|
flags |= TCL_DONT_WAIT;
|
|
}
|
|
|
|
if (is_ip) {
|
|
/* check IP */
|
|
struct tcltkip *ptr = get_ip(self);
|
|
if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
|
|
/* slave IP */
|
|
flags |= TCL_DONT_WAIT;
|
|
}
|
|
}
|
|
|
|
found_event = Tcl_DoOneEvent(TCL_ALL_EVENTS | TCL_DONT_WAIT);
|
|
|
|
if (found_event) {
|
|
return Qtrue;
|
|
} else {
|
|
return Qfalse;
|
|
}
|
|
}
|
|
|
|
static VALUE
|
|
lib_do_one_event(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
return lib_do_one_event_core(argc, argv, self, 0);
|
|
}
|
|
|
|
static VALUE
|
|
ip_do_one_event(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
return lib_do_one_event_core(argc, argv, self, 0);
|
|
}
|
|
|
|
|
|
/* Tcl command `ruby' */
|
|
static VALUE
|
|
ip_ruby_eval_rescue(failed, einfo)
|
|
VALUE *failed;
|
|
VALUE einfo;
|
|
{
|
|
*failed = einfo;
|
|
return Qnil;
|
|
}
|
|
|
|
struct eval_body_arg {
|
|
char *string;
|
|
VALUE failed;
|
|
};
|
|
|
|
static VALUE
|
|
ip_ruby_eval_body(arg)
|
|
struct eval_body_arg *arg;
|
|
{
|
|
rb_trap_immediate = 0;
|
|
return rb_rescue2(rb_eval_string, (VALUE)arg->string,
|
|
ip_ruby_eval_rescue, (VALUE)&(arg->failed),
|
|
rb_eStandardError, rb_eScriptError, rb_eSystemExit,
|
|
(VALUE)0);
|
|
}
|
|
|
|
static VALUE
|
|
ip_ruby_eval_ensure(trapflag)
|
|
VALUE trapflag;
|
|
{
|
|
rb_trap_immediate = NUM2INT(trapflag);
|
|
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_trapflag;
|
|
struct eval_body_arg 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.string = Tcl_GetStringFromObj(argv[1], &dummy);
|
|
#else
|
|
arg.string = argv[1];
|
|
#endif
|
|
arg.failed = 0;
|
|
|
|
/* evaluate the argument string by ruby */
|
|
DUMP2("rb_eval_string(%s)", arg.string);
|
|
old_trapflag = rb_trap_immediate;
|
|
res = rb_ensure(ip_ruby_eval_body, (VALUE)&arg,
|
|
ip_ruby_eval_ensure, INT2FIX(old_trapflag));
|
|
|
|
/* status check */
|
|
if (arg.failed) {
|
|
VALUE eclass = rb_obj_class(arg.failed);
|
|
DUMP1("(rb_eval_string result) failed");
|
|
Tcl_ResetResult(interp);
|
|
Tcl_AppendResult(interp, StringValuePtr(arg.failed), (char*)NULL);
|
|
if (eclass == eTkCallbackBreak) {
|
|
return TCL_BREAK;
|
|
} else if (eclass == eTkCallbackContinue) {
|
|
return TCL_CONTINUE;
|
|
} else if (eclass == rb_eSystemExit) {
|
|
Tcl_Eval(interp, "destroy .");
|
|
rb_raise(rb_eSystemExit, StringValuePtr(arg.failed));
|
|
} else {
|
|
return TCL_ERROR;
|
|
}
|
|
}
|
|
|
|
/* result must be string or nil */
|
|
if (NIL_P(res)) {
|
|
DUMP1("(rb_eval_string result) nil");
|
|
Tcl_ResetResult(interp);
|
|
return TCL_OK;
|
|
}
|
|
|
|
/* copy result to the tcl interpreter */
|
|
DUMP2("(rb_eval_string result) %s", StringValuePtr(res));
|
|
DUMP1("Tcl_AppendResult");
|
|
Tcl_ResetResult(interp);
|
|
Tcl_AppendResult(interp, StringValuePtr(res), (char *)NULL);
|
|
|
|
return TCL_OK;
|
|
}
|
|
|
|
|
|
/**************************/
|
|
/* based on tclEvent.c */
|
|
/**************************/
|
|
static char *VwaitVarProc _((ClientData, Tcl_Interp *, CONST84 char *,
|
|
CONST84 char *, int));
|
|
static char *
|
|
VwaitVarProc(clientData, interp, name1, name2, flags)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
Tcl_Interp *interp; /* Interpreter containing variable. */
|
|
CONST84 char *name1; /* Name of variable. */
|
|
CONST84 char *name2; /* Second part of variable name. */
|
|
int flags; /* Information about what happened. */
|
|
{
|
|
int *donePtr = (int *) clientData;
|
|
|
|
*donePtr = 1;
|
|
return (char *) NULL;
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
static int ip_rbVwaitObjCmd _((ClientData, Tcl_Interp *, int,
|
|
Tcl_Obj *CONST []));
|
|
static int
|
|
ip_rbVwaitObjCmd(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
Tcl_Obj *CONST objv[];
|
|
#else
|
|
static int ip_rbVwaitCommand _((ClientData, Tcl_Interp *, int, char *[]));
|
|
static int
|
|
ip_rbVwaitCommand(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
char *objv[];
|
|
#endif
|
|
{
|
|
int done, foundEvent;
|
|
char *nameString;
|
|
int dummy;
|
|
|
|
DUMP1("Ruby's 'vwait' is called");
|
|
if (objc != 2) {
|
|
#ifdef Tcl_WrongNumArgs
|
|
Tcl_WrongNumArgs(interp, 1, objv, "name");
|
|
#else
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[0]); */
|
|
nameString = Tcl_GetStringFromObj(objv[0], &dummy);
|
|
#else
|
|
nameString = objv[0];
|
|
#endif
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
nameString, " name\"", (char *) NULL);
|
|
#endif
|
|
return TCL_ERROR;
|
|
}
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[1]); */
|
|
nameString = Tcl_GetStringFromObj(objv[1], &dummy);
|
|
#else
|
|
nameString = objv[1];
|
|
#endif
|
|
|
|
if (Tcl_TraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
VwaitVarProc, (ClientData) &done) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
};
|
|
done = 0;
|
|
foundEvent = lib_eventloop_core(/* not check root-widget */0, &done);
|
|
Tcl_UntraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
VwaitVarProc, (ClientData) &done);
|
|
|
|
/*
|
|
* Clear out the interpreter's result, since it may have been set
|
|
* by event handlers.
|
|
*/
|
|
|
|
Tcl_ResetResult(interp);
|
|
if (!foundEvent) {
|
|
Tcl_AppendResult(interp, "can't wait for variable \"", nameString,
|
|
"\": would wait forever", (char *) NULL);
|
|
return TCL_ERROR;
|
|
}
|
|
return TCL_OK;
|
|
}
|
|
|
|
|
|
/**************************/
|
|
/* based on tkCmd.c */
|
|
/**************************/
|
|
static char *WaitVariableProc _((ClientData, Tcl_Interp *, CONST84 char *,
|
|
CONST84 char *, int));
|
|
static char *
|
|
WaitVariableProc(clientData, interp, name1, name2, flags)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
Tcl_Interp *interp; /* Interpreter containing variable. */
|
|
CONST84 char *name1; /* Name of variable. */
|
|
CONST84 char *name2; /* Second part of variable name. */
|
|
int flags; /* Information about what happened. */
|
|
{
|
|
int *donePtr = (int *) clientData;
|
|
|
|
*donePtr = 1;
|
|
return (char *) NULL;
|
|
}
|
|
|
|
static void WaitVisibilityProc _((ClientData, XEvent *));
|
|
static void
|
|
WaitVisibilityProc(clientData, eventPtr)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
XEvent *eventPtr; /* Information about event (not used). */
|
|
{
|
|
int *donePtr = (int *) clientData;
|
|
|
|
if (eventPtr->type == VisibilityNotify) {
|
|
*donePtr = 1;
|
|
}
|
|
if (eventPtr->type == DestroyNotify) {
|
|
*donePtr = 2;
|
|
}
|
|
}
|
|
|
|
static void WaitWindowProc _((ClientData, XEvent *));
|
|
static void
|
|
WaitWindowProc(clientData, eventPtr)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
XEvent *eventPtr; /* Information about event. */
|
|
{
|
|
int *donePtr = (int *) clientData;
|
|
|
|
if (eventPtr->type == DestroyNotify) {
|
|
*donePtr = 1;
|
|
}
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
static int ip_rbTkWaitObjCmd _((ClientData, Tcl_Interp *, int,
|
|
Tcl_Obj *CONST []));
|
|
static int
|
|
ip_rbTkWaitObjCmd(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
Tcl_Obj *CONST objv[];
|
|
#else
|
|
static int ip_rbTkWaitCommand _((ClientData, Tcl_Interp *, int, char *[]));
|
|
static int
|
|
ip_rbTkWaitCommand(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
char *objv[];
|
|
#endif
|
|
{
|
|
Tk_Window tkwin = (Tk_Window) clientData;
|
|
int done, index;
|
|
static CONST char *optionStrings[] = { "variable", "visibility", "window",
|
|
(char *) NULL };
|
|
enum options { TKWAIT_VARIABLE, TKWAIT_VISIBILITY, TKWAIT_WINDOW };
|
|
char *nameString;
|
|
int dummy;
|
|
|
|
DUMP1("Ruby's 'tkwait' is called");
|
|
|
|
if (objc != 3) {
|
|
#ifdef Tcl_WrongNumArgs
|
|
Tcl_WrongNumArgs(interp, 1, objv, "variable|visibility|window name");
|
|
#else
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
Tcl_GetStringFromObj(objv[0], &dummy),
|
|
" variable|visibility|window name\"",
|
|
(char *) NULL);
|
|
#else
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
objv[0], " variable|visibility|window name\"",
|
|
(char *) NULL);
|
|
#endif
|
|
#endif
|
|
return TCL_ERROR;
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
if (Tcl_GetIndexFromObj(interp, objv[1],
|
|
(CONST84 char **)optionStrings,
|
|
"option", 0, &index) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
}
|
|
#else
|
|
{
|
|
int c = objv[1][0];
|
|
size_t length = strlen(objv[1]);
|
|
|
|
if ((c == 'v') && (strncmp(objv[1], "variable", length) == 0)
|
|
&& (length >= 2)) {
|
|
index = TKWAIT_VARIABLE;
|
|
} else if ((c == 'v') && (strncmp(objv[1], "visibility", length) == 0)
|
|
&& (length >= 2)) {
|
|
index = TKWAIT_VISIBILITY;
|
|
} else if ((c == 'w') && (strncmp(objv[1], "window", length) == 0)) {
|
|
index = TKWAIT_WINDOW;
|
|
} else {
|
|
Tcl_AppendResult(interp, "bad option \"", objv[1],
|
|
"\": must be variable, visibility, or window",
|
|
(char *) NULL);
|
|
return TCL_ERROR;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[2]); */
|
|
nameString = Tcl_GetStringFromObj(objv[2], &dummy);
|
|
#else
|
|
nameString = objv[2];
|
|
#endif
|
|
|
|
switch ((enum options) index) {
|
|
case TKWAIT_VARIABLE: {
|
|
if (Tcl_TraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
WaitVariableProc, (ClientData) &done) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
}
|
|
done = 0;
|
|
lib_eventloop_core(check_rootwidget_flag, &done);
|
|
Tcl_UntraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
WaitVariableProc, (ClientData) &done);
|
|
break;
|
|
}
|
|
|
|
case TKWAIT_VISIBILITY: {
|
|
Tk_Window window;
|
|
|
|
window = Tk_NameToWindow(interp, nameString, tkwin);
|
|
if (window == NULL) {
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_CreateEventHandler(window,
|
|
VisibilityChangeMask|StructureNotifyMask,
|
|
WaitVisibilityProc, (ClientData) &done);
|
|
done = 0;
|
|
lib_eventloop_core(check_rootwidget_flag, &done);
|
|
if (done != 1) {
|
|
/*
|
|
* Note that we do not delete the event handler because it
|
|
* was deleted automatically when the window was destroyed.
|
|
*/
|
|
|
|
Tcl_ResetResult(interp);
|
|
Tcl_AppendResult(interp, "window \"", nameString,
|
|
"\" was deleted before its visibility changed",
|
|
(char *) NULL);
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_DeleteEventHandler(window,
|
|
VisibilityChangeMask|StructureNotifyMask,
|
|
WaitVisibilityProc, (ClientData) &done);
|
|
break;
|
|
}
|
|
|
|
case TKWAIT_WINDOW: {
|
|
Tk_Window window;
|
|
|
|
window = Tk_NameToWindow(interp, nameString, tkwin);
|
|
if (window == NULL) {
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_CreateEventHandler(window, StructureNotifyMask,
|
|
WaitWindowProc, (ClientData) &done);
|
|
done = 0;
|
|
lib_eventloop_core(check_rootwidget_flag, &done);
|
|
/*
|
|
* Note: there's no need to delete the event handler. It was
|
|
* deleted automatically when the window was destroyed.
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Clear out the interpreter's result, since it may have been set
|
|
* by event handlers.
|
|
*/
|
|
|
|
Tcl_ResetResult(interp);
|
|
return TCL_OK;
|
|
}
|
|
|
|
/****************************/
|
|
/* vwait/tkwait with thread */
|
|
/****************************/
|
|
struct th_vwait_param {
|
|
VALUE thread;
|
|
int done;
|
|
};
|
|
|
|
static char *rb_threadVwaitProc _((ClientData, Tcl_Interp *, CONST84 char *,
|
|
CONST84 char *, int));
|
|
static char *
|
|
rb_threadVwaitProc(clientData, interp, name1, name2, flags)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
Tcl_Interp *interp; /* Interpreter containing variable. */
|
|
CONST84 char *name1; /* Name of variable. */
|
|
CONST84 char *name2; /* Second part of variable name. */
|
|
int flags; /* Information about what happened. */
|
|
{
|
|
struct th_vwait_param *param = (struct th_vwait_param *) clientData;
|
|
|
|
param->done = 1;
|
|
rb_thread_run(param->thread);
|
|
|
|
return (char *)NULL;
|
|
}
|
|
|
|
static void rb_threadWaitVisibilityProc _((ClientData, XEvent *));
|
|
static void
|
|
rb_threadWaitVisibilityProc(clientData, eventPtr)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
XEvent *eventPtr; /* Information about event (not used). */
|
|
{
|
|
struct th_vwait_param *param = (struct th_vwait_param *) clientData;
|
|
|
|
if (eventPtr->type == VisibilityNotify) {
|
|
param->done = 1;
|
|
}
|
|
if (eventPtr->type == DestroyNotify) {
|
|
param->done = 2;
|
|
}
|
|
}
|
|
|
|
static void rb_threadWaitWindowProc _((ClientData, XEvent *));
|
|
static void
|
|
rb_threadWaitWindowProc(clientData, eventPtr)
|
|
ClientData clientData; /* Pointer to integer to set to 1. */
|
|
XEvent *eventPtr; /* Information about event. */
|
|
{
|
|
struct th_vwait_param *param = (struct th_vwait_param *) clientData;
|
|
|
|
if (eventPtr->type == DestroyNotify) {
|
|
param->done = 1;
|
|
}
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
static int ip_rb_threadVwaitObjCmd _((ClientData, Tcl_Interp *, int,
|
|
Tcl_Obj *CONST []));
|
|
static int
|
|
ip_rb_threadVwaitObjCmd(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
Tcl_Obj *CONST objv[];
|
|
#else
|
|
static int ip_rb_threadVwaitCommand _((ClientData, Tcl_Interp *, int,
|
|
char *[]));
|
|
static int
|
|
ip_rb_threadVwaitCommand(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
char *objv[];
|
|
#endif
|
|
{
|
|
struct th_vwait_param *param;
|
|
char *nameString;
|
|
int dummy;
|
|
|
|
DUMP1("Ruby's 'thread_vwait' is called");
|
|
|
|
if (eventloop_thread == rb_thread_current()) {
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("call ip_rbVwaitObjCmd");
|
|
return ip_rbVwaitObjCmd(clientData, interp, objc, objv);
|
|
#else
|
|
DUMP1("call ip_rbVwaitCommand");
|
|
return ip_rbVwaitCommand(clientData, interp, objc, objv);
|
|
#endif
|
|
}
|
|
|
|
if (objc != 2) {
|
|
#ifdef Tcl_WrongNumArgs
|
|
Tcl_WrongNumArgs(interp, 1, objv, "name");
|
|
#else
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[0]); */
|
|
nameString = Tcl_GetStringFromObj(objv[0], &dummy);
|
|
#else
|
|
nameString = objv[0];
|
|
#endif
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
nameString, " name\"", (char *) NULL);
|
|
#endif
|
|
return TCL_ERROR;
|
|
}
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[1]); */
|
|
nameString = Tcl_GetStringFromObj(objv[1], &dummy);
|
|
#else
|
|
nameString = objv[1];
|
|
#endif
|
|
|
|
param = (struct th_vwait_param *)Tcl_Alloc(sizeof(struct th_vwait_param));
|
|
param->thread = rb_thread_current();
|
|
param->done = 0;
|
|
|
|
if (Tcl_TraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
rb_threadVwaitProc, (ClientData) param) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
};
|
|
|
|
if (!param->done) {
|
|
rb_thread_stop();
|
|
}
|
|
|
|
Tcl_UntraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
rb_threadVwaitProc, (ClientData) param);
|
|
|
|
Tcl_Free((char *)param);
|
|
|
|
return TCL_OK;
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
static int ip_rb_threadTkWaitObjCmd _((ClientData, Tcl_Interp *, int,
|
|
Tcl_Obj *CONST []));
|
|
static int
|
|
ip_rb_threadTkWaitObjCmd(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
Tcl_Obj *CONST objv[];
|
|
#else
|
|
static int ip_rb_threadTkWaitCommand _((ClientData, Tcl_Interp *, int,
|
|
char *[]));
|
|
static int
|
|
ip_rb_threadTkWaitCommand(clientData, interp, objc, objv)
|
|
ClientData clientData;
|
|
Tcl_Interp *interp;
|
|
int objc;
|
|
char *objv[];
|
|
#endif
|
|
{
|
|
struct th_vwait_param *param;
|
|
Tk_Window tkwin = (Tk_Window) clientData;
|
|
int index;
|
|
static CONST char *optionStrings[] = { "variable", "visibility", "window",
|
|
(char *) NULL };
|
|
enum options { TKWAIT_VARIABLE, TKWAIT_VISIBILITY, TKWAIT_WINDOW };
|
|
char *nameString;
|
|
int dummy;
|
|
|
|
DUMP1("Ruby's 'thread_tkwait' is called");
|
|
|
|
if (eventloop_thread == rb_thread_current()) {
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("call ip_rbTkWaitObjCmd");
|
|
return ip_rbTkWaitObjCmd(clientData, interp, objc, objv);
|
|
#else
|
|
DUMP1("call rb_VwaitCommand");
|
|
return ip_rbTkWaitCommand(clientData, interp, objc, objv);
|
|
#endif
|
|
}
|
|
|
|
if (objc != 3) {
|
|
#ifdef Tcl_WrongNumArgs
|
|
Tcl_WrongNumArgs(interp, 1, objv, "variable|visibility|window name");
|
|
#else
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
Tcl_GetStringFromObj(objv[0], &dummy),
|
|
" variable|visibility|window name\"",
|
|
(char *) NULL);
|
|
#else
|
|
Tcl_AppendResult(interp, "wrong # args: should be \"",
|
|
objv[0], " variable|visibility|window name\"",
|
|
(char *) NULL);
|
|
#endif
|
|
#endif
|
|
return TCL_ERROR;
|
|
}
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
if (Tcl_GetIndexFromObj(interp, objv[1],
|
|
(CONST84 char **)optionStrings,
|
|
"option", 0, &index) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
}
|
|
#else
|
|
{
|
|
int c = objv[1][0];
|
|
size_t length = strlen(objv[1]);
|
|
|
|
if ((c == 'v') && (strncmp(objv[1], "variable", length) == 0)
|
|
&& (length >= 2)) {
|
|
index = TKWAIT_VARIABLE;
|
|
} else if ((c == 'v') && (strncmp(objv[1], "visibility", length) == 0)
|
|
&& (length >= 2)) {
|
|
index = TKWAIT_VISIBILITY;
|
|
} else if ((c == 'w') && (strncmp(objv[1], "window", length) == 0)) {
|
|
index = TKWAIT_WINDOW;
|
|
} else {
|
|
Tcl_AppendResult(interp, "bad option \"", objv[1],
|
|
"\": must be variable, visibility, or window",
|
|
(char *) NULL);
|
|
return TCL_ERROR;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
/* nameString = Tcl_GetString(objv[2]); */
|
|
nameString = Tcl_GetStringFromObj(objv[2], &dummy);
|
|
#else
|
|
nameString = objv[2];
|
|
#endif
|
|
|
|
param = (struct th_vwait_param *)Tcl_Alloc(sizeof(struct th_vwait_param));
|
|
param->thread = rb_thread_current();
|
|
param->done = 0;
|
|
|
|
switch ((enum options) index) {
|
|
case TKWAIT_VARIABLE: {
|
|
if (Tcl_TraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
rb_threadVwaitProc, (ClientData) param) != TCL_OK) {
|
|
return TCL_ERROR;
|
|
};
|
|
|
|
if (!param->done) {
|
|
rb_thread_stop();
|
|
}
|
|
|
|
Tcl_UntraceVar(interp, nameString,
|
|
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
|
|
rb_threadVwaitProc, (ClientData) param);
|
|
break;
|
|
}
|
|
|
|
case TKWAIT_VISIBILITY: {
|
|
Tk_Window window;
|
|
|
|
window = Tk_NameToWindow(interp, nameString, tkwin);
|
|
if (window == NULL) {
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_CreateEventHandler(window,
|
|
VisibilityChangeMask|StructureNotifyMask,
|
|
rb_threadWaitVisibilityProc, (ClientData) param);
|
|
if (!param->done) {
|
|
rb_thread_stop();
|
|
}
|
|
if (param->done != 1) {
|
|
/*
|
|
* Note that we do not delete the event handler because it
|
|
* was deleted automatically when the window was destroyed.
|
|
*/
|
|
|
|
Tcl_ResetResult(interp);
|
|
Tcl_AppendResult(interp, "window \"", nameString,
|
|
"\" was deleted before its visibility changed",
|
|
(char *) NULL);
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_DeleteEventHandler(window,
|
|
VisibilityChangeMask|StructureNotifyMask,
|
|
rb_threadWaitVisibilityProc, (ClientData) param);
|
|
break;
|
|
}
|
|
|
|
case TKWAIT_WINDOW: {
|
|
Tk_Window window;
|
|
|
|
window = Tk_NameToWindow(interp, nameString, tkwin);
|
|
if (window == NULL) {
|
|
return TCL_ERROR;
|
|
}
|
|
Tk_CreateEventHandler(window, StructureNotifyMask,
|
|
rb_threadWaitWindowProc, (ClientData) param);
|
|
if (!param->done) {
|
|
rb_thread_stop();
|
|
}
|
|
/*
|
|
* Note: there's no need to delete the event handler. It was
|
|
* deleted automatically when the window was destroyed.
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
|
|
Tcl_Free((char *)param);
|
|
|
|
/*
|
|
* Clear out the interpreter's result, since it may have been set
|
|
* by event handlers.
|
|
*/
|
|
|
|
Tcl_ResetResult(interp);
|
|
return TCL_OK;
|
|
}
|
|
|
|
static VALUE
|
|
ip_thread_vwait(self, var)
|
|
VALUE self;
|
|
VALUE var;
|
|
{
|
|
VALUE argv[2];
|
|
|
|
argv[0] = rb_str_new2("thread_vwait");
|
|
argv[1] = var;
|
|
return ip_invoke_real(2, argv, self);
|
|
}
|
|
|
|
static VALUE
|
|
ip_thread_tkwait(self, mode, target)
|
|
VALUE self;
|
|
VALUE mode;
|
|
VALUE target;
|
|
{
|
|
VALUE argv[3];
|
|
|
|
argv[0] = rb_str_new2("thread_tkwait");
|
|
argv[1] = mode;
|
|
argv[2] = target;
|
|
return ip_invoke_real(3, argv, self);
|
|
}
|
|
|
|
|
|
/* destroy interpreter */
|
|
static void
|
|
ip_free(ptr)
|
|
struct tcltkip *ptr;
|
|
{
|
|
DUMP1("Tcl_DeleteInterp");
|
|
if (ptr) {
|
|
Tcl_Release((ClientData)ptr->ip);
|
|
Tcl_DeleteInterp(ptr->ip);
|
|
free(ptr);
|
|
}
|
|
}
|
|
|
|
/* create and initialize interpreter */
|
|
static VALUE ip_alloc _((VALUE));
|
|
static VALUE
|
|
ip_alloc(self)
|
|
VALUE self;
|
|
{
|
|
return Data_Wrap_Struct(self, 0, ip_free, 0);
|
|
}
|
|
|
|
static VALUE
|
|
ip_init(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr; /* tcltkip data struct */
|
|
VALUE argv0, opts;
|
|
int cnt;
|
|
int with_tk = 1;
|
|
|
|
/* 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();
|
|
Tcl_Preserve((ClientData)ptr->ip);
|
|
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);
|
|
}
|
|
|
|
/* set variables */
|
|
cnt = rb_scan_args(argc, argv, "02", &argv0, &opts);
|
|
switch(cnt) {
|
|
case 2:
|
|
/* options */
|
|
if (opts == Qnil || opts == Qfalse) {
|
|
/* without Tk */
|
|
with_tk = 0;
|
|
} else {
|
|
Tcl_SetVar(ptr->ip, "argv", StringValuePtr(opts), 0);
|
|
}
|
|
case 1:
|
|
/* argv0 */
|
|
if (argv0 != Qnil) {
|
|
Tcl_SetVar(ptr->ip, "argv0", StringValuePtr(argv0), 0);
|
|
}
|
|
case 0:
|
|
/* no args */
|
|
;
|
|
}
|
|
|
|
/* from Tcl_AppInit() */
|
|
if (with_tk) {
|
|
DUMP1("Tk_Init");
|
|
if (Tk_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
DUMP1("Tcl_StaticPackage(\"Tk\")");
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
Tcl_StaticPackage(ptr->ip, "Tk", Tk_Init, Tk_SafeInit);
|
|
#else
|
|
Tcl_StaticPackage(ptr->ip, "Tk", Tk_Init,
|
|
(Tcl_PackageInitProc *) NULL);
|
|
#endif
|
|
}
|
|
|
|
/* 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
|
|
|
|
/* replace 'vwait' command */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("Tcl_CreateObjCommand(\"vwait\")");
|
|
Tcl_CreateObjCommand(ptr->ip, "vwait", ip_rbVwaitObjCmd,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#else
|
|
DUMP1("Tcl_CreateCommand(\"vwait\")");
|
|
Tcl_CreateCommand(ptr->ip, "vwait", ip_rbVwaitCommand,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#endif
|
|
|
|
/* replace 'tkwait' command */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("Tcl_CreateObjCommand(\"tkwait\")");
|
|
Tcl_CreateObjCommand(ptr->ip, "tkwait", ip_rbTkWaitObjCmd,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#else
|
|
DUMP1("Tcl_CreateCommand(\"tkwait\")");
|
|
Tcl_CreateCommand(ptr->ip, "tkwait", ip_rbTkWaitCommand,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#endif
|
|
|
|
/* add 'thread_vwait' command */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("Tcl_CreateObjCommand(\"thread_vwait\")");
|
|
Tcl_CreateObjCommand(ptr->ip, "thread_vwait", ip_rb_threadVwaitObjCmd,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#else
|
|
DUMP1("Tcl_CreateCommand(\"thread_vwait\")");
|
|
Tcl_CreateCommand(ptr->ip, "thread_vwait", ip_rb_threadVwaitCommand,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#endif
|
|
|
|
/* add 'thread_tkwait' command */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
DUMP1("Tcl_CreateObjCommand(\"thread_tkwait\")");
|
|
Tcl_CreateObjCommand(ptr->ip, "thread_tkwait", ip_rb_threadTkWaitObjCmd,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#else
|
|
DUMP1("Tcl_CreateCommand(\"thread_tkwait\")");
|
|
Tcl_CreateCommand(ptr->ip, "thread_tkwait", ip_rb_threadTkWaitCommand,
|
|
(ClientData)NULL, (Tcl_CmdDeleteProc *)NULL);
|
|
#endif
|
|
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
ip_create_slave(argc, argv, self)
|
|
int argc;
|
|
VALUE *argv;
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *master = get_ip(self);
|
|
struct tcltkip *slave = ALLOC(struct tcltkip);
|
|
VALUE name;
|
|
VALUE safemode;
|
|
int safe;
|
|
|
|
/* safe-mode check */
|
|
if (rb_scan_args(argc, argv, "11", &name, &safemode) == 1) {
|
|
safemode = Qfalse;
|
|
}
|
|
if (Tcl_IsSafe(master->ip) == 1) {
|
|
safe = 1;
|
|
} else if (safemode == Qfalse || safemode == Qnil) {
|
|
safe = 0;
|
|
rb_secure(4);
|
|
} else {
|
|
safe = 1;
|
|
}
|
|
|
|
/* create slave-ip */
|
|
if ((slave->ip = Tcl_CreateSlave(master->ip, StringValuePtr(name), safe))
|
|
== NULL) {
|
|
rb_raise(rb_eRuntimeError, "fail to create the new slave interpreter");
|
|
}
|
|
Tcl_Preserve((ClientData)slave->ip);
|
|
slave->return_value = 0;
|
|
|
|
return Data_Wrap_Struct(CLASS_OF(self), 0, ip_free, slave);
|
|
}
|
|
|
|
/* make ip "safe" */
|
|
static VALUE
|
|
ip_make_safe(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
if (Tcl_MakeSafe(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
/* is safe? */
|
|
static VALUE
|
|
ip_is_safe_p(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
if (Tcl_IsSafe(ptr->ip)) {
|
|
return Qtrue;
|
|
} else {
|
|
return Qfalse;
|
|
}
|
|
}
|
|
|
|
/* delete interpreter */
|
|
static VALUE
|
|
ip_delete(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
Tcl_DeleteInterp(ptr->ip);
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
/* is deleted? */
|
|
static VALUE
|
|
ip_is_deleted_p(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
if (Tcl_InterpDeleted(ptr->ip)) {
|
|
return Qtrue;
|
|
} else {
|
|
return Qfalse;
|
|
}
|
|
}
|
|
|
|
|
|
/* eval string in tcl by Tcl_Eval() */
|
|
static VALUE
|
|
ip_eval_real(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)); */
|
|
return(rb_tainted_str_new2(ptr->ip->result));
|
|
}
|
|
|
|
static VALUE
|
|
evq_safelevel_handler(arg, evq)
|
|
VALUE arg;
|
|
VALUE evq;
|
|
{
|
|
struct eval_queue *q;
|
|
|
|
Data_Get_Struct(evq, struct eval_queue, q);
|
|
DUMP2("(safe-level handler) $SAFE = %d", q->safe_level);
|
|
rb_set_safe_level(q->safe_level);
|
|
return ip_eval_real(q->obj, q->str);
|
|
}
|
|
|
|
int eval_queue_handler _((Tcl_Event *, int));
|
|
int
|
|
eval_queue_handler(evPtr, flags)
|
|
Tcl_Event *evPtr;
|
|
int flags;
|
|
{
|
|
struct eval_queue *q = (struct eval_queue *)evPtr;
|
|
|
|
DUMP2("do_eval_queue_handler : evPtr = %p", evPtr);
|
|
DUMP2("eval queue_thread : %lx", rb_thread_current());
|
|
DUMP2("added by thread : %lx", q->thread);
|
|
|
|
if (q->done) {
|
|
DUMP1("processed by another event-loop");
|
|
return 0;
|
|
} else {
|
|
DUMP1("process it on current event-loop");
|
|
}
|
|
|
|
/* process it */
|
|
q->done = 1;
|
|
|
|
/* check safe-level */
|
|
if (rb_safe_level() != q->safe_level) {
|
|
*(q->result)
|
|
= rb_funcall(rb_proc_new(evq_safelevel_handler,
|
|
Data_Wrap_Struct(rb_cData,0,0,q)),
|
|
rb_intern("call"), 0);
|
|
} else {
|
|
DUMP2("call eval_real (for caller thread:%lx)", q->thread);
|
|
DUMP2("call eval_real (current thread:%lx)", rb_thread_current());
|
|
*(q->result) = ip_eval_real(q->obj, q->str);
|
|
}
|
|
|
|
/* back to caller */
|
|
DUMP2("back to caller (caller thread:%lx)", q->thread);
|
|
DUMP2(" (current thread:%lx)", rb_thread_current());
|
|
rb_thread_run(q->thread);
|
|
DUMP1("finish back to caller");
|
|
|
|
/* end of handler : remove it */
|
|
return 1;
|
|
}
|
|
|
|
static VALUE
|
|
ip_eval(self, str)
|
|
VALUE self;
|
|
VALUE str;
|
|
{
|
|
struct eval_queue *tmp;
|
|
VALUE current = rb_thread_current();
|
|
VALUE result;
|
|
VALUE *alloc_result;
|
|
Tcl_QueuePosition position;
|
|
|
|
if (eventloop_thread == 0 || current == eventloop_thread) {
|
|
if (eventloop_thread) {
|
|
DUMP2("eval from current eventloop %lx", current);
|
|
} else {
|
|
DUMP2("eval from thread:%lx but no eventloop", current);
|
|
}
|
|
result = ip_eval_real(self, str);
|
|
if (rb_obj_is_kind_of(result, rb_eException)) {
|
|
rb_exc_raise(result);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
DUMP2("eval from thread %lx (NOT current eventloop)", current);
|
|
|
|
/* allocate memory (protected from Tcl_ServiceEvent) */
|
|
alloc_result = ALLOC(VALUE);
|
|
|
|
/* allocate memory (freed by Tcl_ServiceEvent) */
|
|
tmp = (struct eval_queue *)Tcl_Alloc(sizeof(struct eval_queue));
|
|
|
|
/* construct event data */
|
|
tmp->done = 0;
|
|
tmp->obj = self;
|
|
tmp->str = str;
|
|
tmp->result = alloc_result;
|
|
tmp->thread = current;
|
|
tmp->safe_level = rb_safe_level();
|
|
tmp->ev.proc = eval_queue_handler;
|
|
position = TCL_QUEUE_TAIL;
|
|
|
|
/* add the handler to Tcl event queue */
|
|
DUMP1("add handler");
|
|
Tcl_QueueEvent(&(tmp->ev), position);
|
|
|
|
/* wait for the handler to be processed */
|
|
DUMP2("wait for handler (current thread:%lx)", current);
|
|
rb_thread_stop();
|
|
DUMP2("back from handler (current thread:%lx)", current);
|
|
|
|
/* get result & free allocated memory */
|
|
result = *alloc_result;
|
|
free(alloc_result);
|
|
if (rb_obj_is_kind_of(result, rb_eException)) {
|
|
rb_exc_raise(result);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
/* restart Tk */
|
|
static VALUE
|
|
lib_restart(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
rb_secure(4);
|
|
|
|
/* destroy the root wdiget */
|
|
/* ptr->return_value = Tcl_Eval(ptr->ip, "destroy ."); */
|
|
ptr->return_value = FIX2INT(ip_eval(self, "destroy ."));
|
|
/* ignore ERROR */
|
|
DUMP2("(TCL_Eval result) %d", ptr->return_value);
|
|
Tcl_ResetResult(ptr->ip);
|
|
|
|
/* execute Tk_Init of Tk_SafeInit */
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
if (Tcl_IsSafe(ptr->ip)) {
|
|
DUMP1("Tk_SafeInit");
|
|
if (Tk_SafeInit(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
} else {
|
|
DUMP1("Tk_Init");
|
|
if (Tk_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
}
|
|
#else
|
|
DUMP1("Tk_Init");
|
|
if (Tk_Init(ptr->ip) == TCL_ERROR) {
|
|
rb_raise(rb_eRuntimeError, "%s", ptr->ip->result);
|
|
}
|
|
#endif
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
|
|
static VALUE
|
|
ip_restart(self)
|
|
VALUE self;
|
|
{
|
|
struct tcltkip *ptr = get_ip(self);
|
|
|
|
rb_secure(4);
|
|
if (Tcl_GetMaster(ptr->ip) != (Tcl_Interp*)NULL) {
|
|
/* slave IP */
|
|
return Qnil;
|
|
}
|
|
return lib_restart(self);
|
|
}
|
|
|
|
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)); */
|
|
str = rb_tainted_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)); */
|
|
str = rb_tainted_str_new2(Tcl_DStringValue(&dstr));
|
|
|
|
Tcl_FreeEncoding(encoding);
|
|
Tcl_DStringFree(&dstr);
|
|
|
|
#endif
|
|
return str;
|
|
}
|
|
|
|
|
|
static VALUE
|
|
#ifdef HAVE_STDARG_PROTOTYPES
|
|
create_ip_exc(VALUE interp, VALUE exc, const char *fmt, ...)
|
|
#else
|
|
create_ip_exc(interp, exc, fmt, va_alist)
|
|
VALUE interp:
|
|
VALUE exc;
|
|
const char *fmt;
|
|
va_dcl
|
|
#endif
|
|
{
|
|
va_list args;
|
|
char buf[BUFSIZ];
|
|
VALUE einfo;
|
|
|
|
va_init_list(args,fmt);
|
|
vsnprintf(buf, BUFSIZ, fmt, args);
|
|
buf[BUFSIZ - 1] = '\0';
|
|
va_end(args);
|
|
einfo = rb_exc_new2(exc, buf);
|
|
rb_iv_set(einfo, "interp", interp);
|
|
Tcl_ResetResult(get_ip(interp)->ip);
|
|
return einfo;
|
|
}
|
|
|
|
|
|
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
|
|
|
|
DUMP2("invoke_real called by thread:%lx", rb_thread_current());
|
|
/* get the command name string */
|
|
v = argv[0];
|
|
cmd = StringValuePtr(v);
|
|
|
|
/* get the data struct */
|
|
ptr = get_ip(obj);
|
|
|
|
/* ip is deleted? */
|
|
if (Tcl_InterpDeleted(ptr->ip)) {
|
|
return rb_tainted_str_new2("");
|
|
}
|
|
|
|
/* map from the command name to a C procedure */
|
|
DUMP2("call Tcl_GetCommandInfo, %s", cmd);
|
|
if (!Tcl_GetCommandInfo(ptr->ip, cmd, &info)) {
|
|
DUMP1("error Tcl_GetCommandInfo");
|
|
/* if (event_loop_abort_on_exc || cmd[0] != '.') { */
|
|
if (event_loop_abort_on_exc > 0) {
|
|
/*rb_ip_raise(obj,rb_eNameError,"invalid command name `%s'",cmd);*/
|
|
return create_ip_exc(obj, rb_eNameError,
|
|
"invalid command name `%s'", cmd);
|
|
} else {
|
|
if (event_loop_abort_on_exc < 0) {
|
|
rb_warning("invalid command name `%s' (ignore)", cmd);
|
|
} else {
|
|
rb_warn("invalid command name `%s' (ignore)", cmd);
|
|
}
|
|
Tcl_ResetResult(ptr->ip);
|
|
return rb_tainted_str_new2("");
|
|
}
|
|
}
|
|
DUMP1("end Tcl_GetCommandInfo");
|
|
|
|
/* 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;
|
|
#if TCL_MAJOR_VERSION >= 8
|
|
ptr->return_value = (*info.proc)(info.clientData, ptr->ip,
|
|
argc, (CONST84 char **)av);
|
|
#else /* TCL_MAJOR_VERSION < 8 */
|
|
ptr->return_value = (*info.proc)(info.clientData, ptr->ip, argc, av);
|
|
#endif
|
|
TRAP_END;
|
|
}
|
|
|
|
/* exception on mainloop */
|
|
if (ptr->return_value == TCL_ERROR) {
|
|
if (event_loop_abort_on_exc > 0 && !Tcl_InterpDeleted(ptr->ip)) {
|
|
/*rb_ip_raise(obj, rb_eRuntimeError, "%s", ptr->ip->result);*/
|
|
return create_ip_exc(obj, rb_eRuntimeError, "%s", ptr->ip->result);
|
|
} else {
|
|
if (event_loop_abort_on_exc < 0) {
|
|
rb_warning("%s (ignore)", ptr->ip->result);
|
|
} else {
|
|
rb_warn("%s (ignore)", ptr->ip->result);
|
|
}
|
|
Tcl_ResetResult(ptr->ip);
|
|
return rb_tainted_str_new2("");
|
|
}
|
|
}
|
|
|
|
/* pass back the result (as string) */
|
|
/* return rb_str_new2(ptr->ip->result); */
|
|
return rb_tainted_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 *q = (struct invoke_queue *)evPtr;
|
|
|
|
DUMP2("do_invoke_queue_handler : evPtr = %p", evPtr);
|
|
DUMP2("invoke queue_thread : %lx", rb_thread_current());
|
|
DUMP2("added by thread : %lx", q->thread);
|
|
|
|
if (q->done) {
|
|
DUMP1("processed by another event-loop");
|
|
return 0;
|
|
} else {
|
|
DUMP1("process it on current event-loop");
|
|
}
|
|
|
|
/* 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 {
|
|
DUMP2("call invoke_real (for caller thread:%lx)", q->thread);
|
|
DUMP2("call invoke_real (current thread:%lx)", rb_thread_current());
|
|
*(q->result) = ip_invoke_real(q->argc, q->argv, q->obj);
|
|
}
|
|
|
|
/* back to caller */
|
|
DUMP2("back to caller (caller thread:%lx)", q->thread);
|
|
DUMP2(" (current thread:%lx)", rb_thread_current());
|
|
rb_thread_run(q->thread);
|
|
DUMP1("finish back to caller");
|
|
|
|
/* 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) {
|
|
if (eventloop_thread) {
|
|
DUMP2("invoke from current eventloop %lx", current);
|
|
} else {
|
|
DUMP2("invoke from thread:%lx but no eventloop", current);
|
|
}
|
|
result = ip_invoke_real(argc, argv, obj);
|
|
if (rb_obj_is_kind_of(result, rb_eException)) {
|
|
rb_exc_raise(result);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
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 */
|
|
DUMP1("add handler");
|
|
Tcl_QueueEvent(&(tmp->ev), position);
|
|
|
|
/* wait for the handler to be processed */
|
|
DUMP2("wait for handler (current thread:%lx)", current);
|
|
rb_thread_stop();
|
|
DUMP2("back from handler (current thread:%lx)", current);
|
|
|
|
/* get result & free allocated memory */
|
|
result = *alloc_result;
|
|
free(alloc_argv);
|
|
free(alloc_result);
|
|
if (rb_obj_is_kind_of(result, rb_eException)) {
|
|
rb_exc_raise(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, "NONE", INT2FIX(0));
|
|
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, "mainloop_abort_on_exception",
|
|
lib_evloop_abort_on_exc, 0);
|
|
rb_define_module_function(lib, "mainloop_abort_on_exception=",
|
|
lib_evloop_abort_on_exc_set, 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_no_event_wait", set_no_event_wait, 1);
|
|
rb_define_module_function(lib, "get_no_event_wait", get_no_event_wait, 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_module_function(lib, "num_of_mainwindows",
|
|
lib_num_of_mainwindows, 0);
|
|
|
|
rb_define_alloc_func(ip, ip_alloc);
|
|
rb_define_method(ip, "initialize", ip_init, -1);
|
|
rb_define_method(ip, "create_slave", ip_create_slave, -1);
|
|
rb_define_method(ip, "make_safe", ip_make_safe, 0);
|
|
rb_define_method(ip, "safe?", ip_is_safe_p, 0);
|
|
rb_define_method(ip, "delete", ip_delete, 0);
|
|
rb_define_method(ip, "deleted?", ip_is_deleted_p, 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, "_thread_vwait", ip_thread_vwait, 1);
|
|
rb_define_method(ip, "_thread_tkwait", ip_thread_tkwait, 2);
|
|
rb_define_method(ip, "_invoke", ip_invoke, -1);
|
|
rb_define_method(ip, "_return_value", ip_retval, 0);
|
|
|
|
rb_define_method(ip, "mainloop", ip_mainloop, -1);
|
|
rb_define_method(ip, "mainloop_watchdog", ip_mainloop_watchdog, -1);
|
|
rb_define_method(ip, "do_one_event", ip_do_one_event, -1);
|
|
rb_define_method(ip, "mainloop_abort_on_exception",
|
|
ip_evloop_abort_on_exc, 0);
|
|
rb_define_method(ip, "mainloop_abort_on_exception=",
|
|
ip_evloop_abort_on_exc_set, 1);
|
|
rb_define_method(ip, "set_eventloop_tick", ip_set_eventloop_tick, 1);
|
|
rb_define_method(ip, "get_eventloop_tick", ip_get_eventloop_tick, 0);
|
|
rb_define_method(ip, "set_no_event_wait", ip_set_no_event_wait, 1);
|
|
rb_define_method(ip, "get_no_event_wait", ip_get_no_event_wait, 0);
|
|
rb_define_method(ip, "set_eventloop_weight", ip_set_eventloop_weight, 2);
|
|
rb_define_method(ip, "get_eventloop_weight", ip_get_eventloop_weight, 0);
|
|
rb_define_method(ip, "restart", ip_restart, 0);
|
|
|
|
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 */
|