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/cvs/rxvt-unicode/src/rxvtperl.xs
Revision: 1.13
Committed: Tue Jan 3 04:18:47 2006 UTC (18 years, 6 months ago) by root
Branch: MAIN
Changes since 1.12: +201 -24 lines
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# User Rev Content
1 root 1.1 /*----------------------------------------------------------------------*
2     * File: rxvtperl.xs
3     *----------------------------------------------------------------------*
4     *
5     * All portions of code are copyright by their respective author/s.
6     * Copyright (c) 2005-2005 Marc Lehmann <pcg@goof.com>
7     *
8     * This program is free software; you can redistribute it and/or modify
9     * it under the terms of the GNU General Public License as published by
10     * the Free Software Foundation; either version 2 of the License, or
11     * (at your option) any later version.
12     *
13     * This program is distributed in the hope that it will be useful,
14     * but WITHOUT ANY WARRANTY; without even the implied warranty of
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16     * GNU General Public License for more details.
17     *
18     * You should have received a copy of the GNU General Public License
19     * along with this program; if not, write to the Free Software
20     * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21     *----------------------------------------------------------------------*/
22    
23     #define line_t perl_line_t
24     #include <EXTERN.h>
25     #include <perl.h>
26     #include <XSUB.h>
27     #undef line_t
28    
29     #include "../config.h"
30    
31     #include <cstdarg>
32    
33     #include "rxvt.h"
34     #include "iom.h"
35     #include "rxvtutil.h"
36     #include "rxvtperl.h"
37    
38     #include "perlxsi.c"
39    
40 root 1.8 #undef LINENO
41     #define LINENO(n) MOD (THIS->term_start + int(n), THIS->total_rows)
42     #undef ROW
43     #define ROW(n) THIS->row_buf [LINENO (n)]
44    
45 root 1.1 /////////////////////////////////////////////////////////////////////////////
46    
47     static wchar_t *
48     sv2wcs (SV *sv)
49     {
50     STRLEN len;
51     char *str = SvPVutf8 (sv, len);
52     return rxvt_utf8towcs (str, len);
53     }
54    
55     static SV *
56     new_ref (HV *hv, const char *klass)
57     {
58     return sv_bless (newRV ((SV *)hv), gv_stashpv (klass, 1));
59     }
60    
61     //TODO: use magic
62     static SV *
63     newSVptr (void *ptr, const char *klass)
64     {
65     HV *hv = newHV ();
66     hv_store (hv, "_ptr", 4, newSViv ((long)ptr), 0);
67     return sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
68     }
69    
70     static long
71     SvPTR (SV *sv, const char *klass)
72     {
73     if (!sv_derived_from (sv, klass))
74     croak ("object of type %s expected", klass);
75    
76     IV iv = SvIV (*hv_fetch ((HV *)SvRV (sv), "_ptr", 4, 1));
77    
78     if (!iv)
79     croak ("perl code used %s object, but C++ object is already destroyed, caught", klass);
80    
81     return (long)iv;
82     }
83    
84     #define newSVterm(term) SvREFCNT_inc ((SV *)term->self)
85     #define SvTERM(sv) (rxvt_term *)SvPTR (sv, "urxvt::term")
86    
87     /////////////////////////////////////////////////////////////////////////////
88    
89     struct perl_watcher
90     {
91     SV *cbsv;
92     HV *self;
93    
94     perl_watcher ()
95     : cbsv (newSV (0))
96     {
97     }
98    
99     ~perl_watcher ()
100     {
101     SvREFCNT_dec (cbsv);
102     }
103    
104     void cb (SV *cb)
105     {
106     sv_setsv (cbsv, cb);
107     }
108    
109     void invoke (const char *type, SV *self, int arg = -1);
110     };
111    
112     void
113     perl_watcher::invoke (const char *type, SV *self, int arg)
114     {
115     dSP;
116    
117     ENTER;
118     SAVETMPS;
119    
120     PUSHMARK (SP);
121    
122     XPUSHs (sv_2mortal (self));
123    
124     if (arg >= 0)
125     XPUSHs (sv_2mortal (newSViv (arg)));
126    
127     PUTBACK;
128     call_sv (cbsv, G_VOID | G_EVAL | G_DISCARD);
129     SPAGAIN;
130    
131     PUTBACK;
132     FREETMPS;
133     LEAVE;
134    
135     if (SvTRUE (ERRSV))
136     rxvt_warn ("%s callback evaluation error: %s", type, SvPV_nolen (ERRSV));
137     }
138    
139     #define newSVtimer(timer) new_ref (timer->self, "urxvt::timer")
140     #define SvTIMER(sv) (timer *)SvPTR (sv, "urxvt::timer")
141    
142     struct timer : time_watcher, perl_watcher
143     {
144 root 1.13 tstamp interval;
145    
146 root 1.1 timer ()
147     : time_watcher (this, &timer::execute)
148     {
149     }
150    
151     void execute (time_watcher &w)
152     {
153 root 1.13 if (interval)
154     start (at + interval);
155    
156 root 1.1 invoke ("urxvt::timer", newSVtimer (this));
157     }
158     };
159    
160     #define newSViow(iow) new_ref (iow->self, "urxvt::iow")
161     #define SvIOW(sv) (iow *)SvPTR (sv, "urxvt::iow")
162    
163     struct iow : io_watcher, perl_watcher
164     {
165     iow ()
166     : io_watcher (this, &iow::execute)
167     {
168     }
169    
170     void execute (io_watcher &w, short revents)
171     {
172     invoke ("urxvt::iow", newSViow (this), revents);
173     }
174     };
175    
176     /////////////////////////////////////////////////////////////////////////////
177    
178 root 1.13 #define SvOVERLAY(sv) (overlay *)SvPTR (sv, "urxvt::overlay")
179    
180     struct overlay {
181     HV *self;
182     rxvt_term *THIS;
183     int x, y, w, h;
184     int border;
185     text_t **text;
186     rend_t **rend;
187    
188     overlay (rxvt_term *THIS, int x_, int y_, int w_, int h_, rend_t rstyle, int border);
189     ~overlay ();
190    
191     void swap ();
192    
193     void set (int x, int y, SV *str, SV *rend);
194     };
195    
196     overlay::overlay (rxvt_term *THIS, int x_, int y_, int w_, int h_, rend_t rstyle, int border)
197     : THIS(THIS), x(x_), y(y_), w(w_), h(h_), border(border == 2)
198     {
199     if (border == 2)
200     {
201     w += 2;
202     h += 2;
203     }
204    
205     text = new text_t *[h];
206     rend = new rend_t *[h];
207    
208     for (int y = 0; y < h; y++)
209     {
210     text_t *tp = text[y] = new text_t[w];
211     rend_t *rp = rend[y] = new rend_t[w];
212    
213     text_t t0, t1, t2;
214     rend_t r = rstyle;
215    
216     if (border == 2)
217     {
218     if (y == 0)
219     t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
220     else if (y < h - 1)
221     t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
222     else
223     t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
224    
225     *tp++ = t0;
226     *rp++ = r;
227    
228     for (int x = w - 2; x-- > 0; )
229     {
230     *tp++ = t1;
231     *rp++ = r;
232     }
233    
234     *tp = t2;
235     *rp = r;
236     }
237     else
238     for (int x = w; x-- > 0; )
239     {
240     *tp++ = 0x0020;
241     *rp++ = r;
242     }
243     }
244    
245     THIS->want_refresh = 1;
246     }
247    
248     overlay::~overlay ()
249     {
250     for (int y = h; y--; )
251     {
252     delete [] text[y];
253     delete [] rend[y];
254     }
255    
256     delete [] text;
257     delete [] rend;
258    
259     THIS->want_refresh = 1;
260     }
261    
262     void overlay::swap ()
263     {
264     int ov_x = max (0, min (MOD (x, THIS->ncol), THIS->ncol - w));
265     int ov_y = max (0, min (MOD (y, THIS->nrow), THIS->nrow - h));
266    
267     int ov_w = min (w, THIS->ncol - ov_x);
268     int ov_h = min (h, THIS->nrow - ov_y);
269    
270     for (int y = ov_h; y--; )
271     {
272     text_t *t1 = text [y];
273     rend_t *r1 = rend [y];
274    
275     text_t *t2 = ROW(y + ov_y - THIS->view_start).t + ov_x;
276     rend_t *r2 = ROW(y + ov_y - THIS->view_start).r + ov_x;
277    
278     for (int x = ov_w; x--; )
279     {
280     text_t t = *t1; *t1++ = *t2; *t2++ = t;
281     rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, THIS->fontset [GET_STYLE (r)]->find_font (t));
282     }
283     }
284    
285     }
286    
287     void overlay::set (int x, int y, SV *str, SV *rend)
288     {
289     x += border;
290     y += border;
291    
292     if (!IN_RANGE_EXC (y, 0, h - border))
293     return;
294    
295     wchar_t *wstr = sv2wcs (str);
296    
297     for (int col = min (wcslen (wstr), w - x - border); col--; )
298     text [y][x + col] = wstr [col];
299    
300     free (wstr);
301    
302     THIS->want_refresh = 1;
303     }
304    
305    
306     /////////////////////////////////////////////////////////////////////////////
307    
308 root 1.1 struct rxvt_perl_interp rxvt_perl;
309    
310     static PerlInterpreter *perl;
311    
312     rxvt_perl_interp::rxvt_perl_interp ()
313     {
314     }
315    
316     rxvt_perl_interp::~rxvt_perl_interp ()
317     {
318     if (perl)
319     {
320     perl_destruct (perl);
321     perl_free (perl);
322     }
323     }
324    
325     void
326     rxvt_perl_interp::init ()
327     {
328     if (!perl)
329     {
330     char *argv[] = {
331     "",
332     "-edo '" LIBDIR "/urxvt.pm' or ($@ and die $@) or exit 1",
333     };
334    
335     perl = perl_alloc ();
336     perl_construct (perl);
337    
338     if (perl_parse (perl, xs_init, 2, argv, (char **)NULL)
339     || perl_run (perl))
340     {
341     rxvt_warn ("unable to initialize perl-interpreter, continuing without.\n");
342    
343     perl_destruct (perl);
344     perl_free (perl);
345     perl = 0;
346     }
347     }
348     }
349    
350     bool
351     rxvt_perl_interp::invoke (rxvt_term *term, hook_type htype, ...)
352     {
353 root 1.13 if (!perl)
354 root 1.1 return false;
355 root 1.4
356 root 1.1 if (htype == HOOK_INIT) // first hook ever called
357 root 1.13 {
358     term->self = (void *)newSVptr ((void *)term, "urxvt::term");
359     hv_store ((HV *)SvRV ((SV *)term->self), "_overlay", 8, newRV_noinc ((SV *)newHV ()), 0);
360     }
361     else if (htype == HOOK_DESTROY)
362     {
363     // handled later
364     }
365     else if (htype == HOOK_REFRESH_BEGIN || htype == HOOK_REFRESH_END)
366     {
367     HV *hv = (HV *)SvRV (*hv_fetch ((HV *)SvRV ((SV *)term->self), "_overlay", 8, 0));
368    
369     if (HvKEYS (hv))
370     {
371     hv_iterinit (hv);
372    
373     while (HE *he = hv_iternext (hv))
374     ((overlay *)SvIV (hv_iterval (hv, he)))->swap ();
375     }
376     }
377     else if (!should_invoke [htype])
378     return false;
379 root 1.1
380     dSP;
381     va_list ap;
382    
383     va_start (ap, htype);
384    
385     ENTER;
386     SAVETMPS;
387    
388     PUSHMARK (SP);
389    
390     XPUSHs (sv_2mortal (newSVterm (term)));
391     XPUSHs (sv_2mortal (newSViv (htype)));
392    
393     for (;;) {
394     data_type dt = (data_type)va_arg (ap, int);
395    
396     switch (dt)
397     {
398     case DT_INT:
399     XPUSHs (sv_2mortal (newSViv (va_arg (ap, int))));
400     break;
401    
402     case DT_LONG:
403     XPUSHs (sv_2mortal (newSViv (va_arg (ap, long))));
404     break;
405    
406 root 1.6 case DT_STRING:
407     XPUSHs (sv_2mortal (newSVpv (va_arg (ap, char *), 0)));
408     break;
409    
410 root 1.1 case DT_END:
411     {
412     va_end (ap);
413    
414     PUTBACK;
415     int count = call_pv ("urxvt::invoke", G_ARRAY | G_EVAL);
416     SPAGAIN;
417    
418     if (count)
419     {
420     SV *status = POPs;
421     count = SvTRUE (status);
422     }
423    
424     PUTBACK;
425     FREETMPS;
426     LEAVE;
427    
428     if (SvTRUE (ERRSV))
429     rxvt_warn ("perl hook %d evaluation error: %s", htype, SvPV_nolen (ERRSV));
430    
431 root 1.4 if (htype == HOOK_DESTROY)
432     {
433     // TODO: clear magic
434     hv_clear ((HV *)SvRV ((SV *)term->self));
435     SvREFCNT_dec ((SV *)term->self);
436     }
437    
438 root 1.1 return count;
439     }
440    
441     default:
442     rxvt_fatal ("FATAL: unable to pass data type %d\n", dt);
443     }
444     }
445     }
446    
447     /////////////////////////////////////////////////////////////////////////////
448    
449     MODULE = urxvt PACKAGE = urxvt
450    
451     PROTOTYPES: ENABLE
452    
453     BOOT:
454     {
455     # define set_hookname(sym) av_store (hookname, PP_CONCAT(HOOK_, sym), newSVpv (PP_STRINGIFY(sym), 0))
456 root 1.11 # define export_const(name) newCONSTSUB (gv_stashpv ("urxvt", 1), #name, newSViv (name));
457 root 1.1 AV *hookname = get_av ("urxvt::HOOKNAME", 1);
458     set_hookname (INIT);
459     set_hookname (RESET);
460     set_hookname (START);
461     set_hookname (DESTROY);
462     set_hookname (SEL_BEGIN);
463     set_hookname (SEL_EXTEND);
464     set_hookname (SEL_MAKE);
465     set_hookname (SEL_GRAB);
466     set_hookname (FOCUS_IN);
467     set_hookname (FOCUS_OUT);
468     set_hookname (VIEW_CHANGE);
469     set_hookname (SCROLL_BACK);
470     set_hookname (TTY_ACTIVITY);
471     set_hookname (REFRESH_BEGIN);
472     set_hookname (REFRESH_END);
473 root 1.6 set_hookname (KEYBOARD_COMMAND);
474 root 1.1
475 root 1.11 export_const (DEFAULT_RSTYLE);
476     export_const (OVERLAY_RSTYLE);
477     export_const (RS_Bold);
478     export_const (RS_Italic);
479     export_const (RS_Blink);
480     export_const (RS_RVid);
481     export_const (RS_Uline);
482 root 1.9
483 root 1.1 sv_setpv (get_sv ("urxvt::LIBDIR", 1), LIBDIR);
484     }
485    
486     void
487     set_should_invoke (int htype, int value)
488     CODE:
489     rxvt_perl.should_invoke [htype] = value;
490    
491     void
492     warn (const char *msg)
493     CODE:
494     rxvt_warn ("%s", msg);
495    
496     void
497     fatal (const char *msg)
498     CODE:
499     rxvt_fatal ("%s", msg);
500    
501 root 1.3 NV
502     NOW ()
503     CODE:
504     RETVAL = NOW;
505     OUTPUT:
506     RETVAL
507    
508 root 1.11 int
509     GET_BASEFG (int rend)
510     CODE:
511     RETVAL = GET_BASEFG (rend);
512     OUTPUT:
513     RETVAL
514    
515     int
516     GET_BASEBG (int rend)
517     CODE:
518     RETVAL = GET_BASEBG (rend);
519     OUTPUT:
520     RETVAL
521    
522     int
523 root 1.12 SET_FGCOLOR (int rend, int new_color)
524 root 1.11 CODE:
525 root 1.12 RETVAL = SET_FGCOLOR (rend, new_color);
526 root 1.11 OUTPUT:
527     RETVAL
528    
529     int
530 root 1.12 SET_BGCOLOR (int rend, int new_color)
531 root 1.11 CODE:
532 root 1.12 RETVAL = SET_BGCOLOR (rend, new_color);
533     OUTPUT:
534     RETVAL
535    
536     int
537     GET_CUSTOM (int rend)
538     CODE:
539     RETVAL = (rend && RS_customMask) >> RS_customShift;
540     OUTPUT:
541     RETVAL
542    
543     int
544     SET_CUSTOM (int rend, int new_value)
545     CODE:
546     {
547     if (!IN_RANGE_EXC (new_value, 0, RS_customCount))
548     croak ("custom value out of range, must be 0..%d", RS_customCount - 1);
549    
550     RETVAL = (rend & ~RS_customMask)
551     | ((new_value << RS_customShift) & RS_customMask);
552     }
553 root 1.11 OUTPUT:
554     RETVAL
555    
556 root 1.3 MODULE = urxvt PACKAGE = urxvt::term
557    
558 root 1.1 int
559 root 1.3 rxvt_term::strwidth (SV *str)
560 root 1.1 CODE:
561     {
562     wchar_t *wstr = sv2wcs (str);
563 root 1.3
564     rxvt_push_locale (THIS->locale);
565 root 1.1 RETVAL = wcswidth (wstr, wcslen (wstr));
566 root 1.3 rxvt_pop_locale ();
567    
568 root 1.1 free (wstr);
569     }
570     OUTPUT:
571     RETVAL
572    
573 root 1.3 SV *
574     rxvt_term::locale_encode (SV *str)
575 root 1.1 CODE:
576 root 1.3 {
577     wchar_t *wstr = sv2wcs (str);
578    
579     rxvt_push_locale (THIS->locale);
580     char *mbstr = rxvt_wcstombs (wstr);
581     rxvt_pop_locale ();
582    
583     free (wstr);
584    
585     RETVAL = newSVpv (mbstr, 0);
586     free (mbstr);
587     }
588     OUTPUT:
589 root 1.1 RETVAL
590    
591 root 1.3 SV *
592     rxvt_term::locale_decode (SV *octets)
593     CODE:
594     {
595     STRLEN len;
596     char *data = SvPVbyte (octets, len);
597    
598     rxvt_push_locale (THIS->locale);
599     wchar_t *wstr = rxvt_mbstowcs (data, len);
600     rxvt_pop_locale ();
601    
602     char *str = rxvt_wcstoutf8 (wstr);
603     free (wstr);
604    
605     RETVAL = newSVpv (str, 0);
606     SvUTF8_on (RETVAL);
607     free (str);
608     }
609     OUTPUT:
610     RETVAL
611 root 1.1
612 root 1.7 int
613     rxvt_term::nsaved ()
614     CODE:
615     RETVAL = THIS->nsaved;
616     OUTPUT:
617     RETVAL
618    
619     int
620     rxvt_term::view_start (int newval = -1)
621     CODE:
622     {
623     RETVAL = THIS->view_start;
624    
625     if (newval >= 0)
626     {
627     THIS->view_start = min (newval, THIS->nsaved);
628     THIS->scr_changeview (RETVAL);
629     }
630     }
631     OUTPUT:
632     RETVAL
633    
634 root 1.8 int
635     rxvt_term::nrow ()
636     CODE:
637     RETVAL = THIS->nrow;
638     OUTPUT:
639     RETVAL
640    
641     int
642     rxvt_term::ncol ()
643     CODE:
644     RETVAL = THIS->ncol;
645     OUTPUT:
646     RETVAL
647    
648     void
649 root 1.9 rxvt_term::want_refresh ()
650     CODE:
651     THIS->want_refresh = 1;
652    
653     void
654 root 1.8 rxvt_term::ROW_t (int row_number, SV *new_text = 0, int start_col = 0)
655     PPCODE:
656     {
657     if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
658     croak ("row_number number of out range");
659    
660     line_t &l = ROW(row_number);
661    
662     if (GIMME_V != G_VOID)
663     {
664     wchar_t *wstr = new wchar_t [THIS->ncol];
665    
666     for (int col = 0; col <THIS->ncol; col++)
667     wstr [col] = l.t [col];
668    
669     char *str = rxvt_wcstoutf8 (wstr, THIS->ncol);
670     free (wstr);
671    
672     SV *sv = newSVpv (str, 0);
673     SvUTF8_on (sv);
674     XPUSHs (sv_2mortal (sv));
675     free (str);
676     }
677    
678     if (new_text)
679     {
680 root 1.13 wchar_t *wstr = sv2wcs (new_text);
681 root 1.8
682     int len = wcslen (wstr);
683    
684 root 1.10 if (!IN_RANGE_INC (start_col, 0, THIS->ncol - len))
685 root 1.8 {
686     free (wstr);
687 root 1.10 croak ("new_text extends beyond horizontal margins");
688 root 1.8 }
689    
690     for (int col = start_col; col < start_col + len; col++)
691     {
692 root 1.9 l.t [col] = wstr [col - start_col];
693 root 1.8 l.r [col] = SET_FONT (l.r [col], THIS->fontset [GET_STYLE (l.r [col])]->find_font (l.t [col]));
694     }
695 root 1.9
696     free (wstr);
697 root 1.8 }
698     }
699    
700     void
701     rxvt_term::ROW_r (int row_number, SV *new_rend = 0, int start_col = 0)
702     PPCODE:
703     {
704     if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
705     croak ("row_number number of out range");
706    
707     line_t &l = ROW(row_number);
708    
709     if (GIMME_V != G_VOID)
710     {
711     AV *av = newAV ();
712    
713     av_extend (av, THIS->ncol - 1);
714     for (int col = 0; col < THIS->ncol; col++)
715     av_store (av, col, newSViv (l.r [col]));
716    
717     XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
718     }
719    
720     if (new_rend)
721     {
722     if (!SvROK (new_rend) || SvTYPE (SvRV (new_rend)) != SVt_PVAV)
723     croak ("new_rend must be arrayref");
724    
725     AV *av = (AV *)SvRV (new_rend);
726     int len = av_len (av) + 1;
727    
728 root 1.10 if (!IN_RANGE_INC (start_col, 0, THIS->ncol - len))
729     croak ("new_rend array extends beyond horizontal margins");
730 root 1.8
731     for (int col = start_col; col < start_col + len; col++)
732     {
733 root 1.9 rend_t r = SvIV (*av_fetch (av, col - start_col, 1)) & ~RS_fontMask;
734 root 1.8
735     l.r [col] = SET_FONT (r, THIS->fontset [GET_STYLE (r)]->find_font (l.t [col]));
736     }
737     }
738     }
739    
740     int
741     rxvt_term::ROW_l (int row_number, int new_length = -2)
742     CODE:
743     {
744     if (!IN_RANGE_EXC (row_number, -THIS->nsaved, THIS->nrow))
745     croak ("row_number number of out range");
746    
747     line_t &l = ROW(row_number);
748     RETVAL = l.l;
749    
750     if (new_length >= -1)
751     l.l = new_length;
752     }
753     OUTPUT:
754     RETVAL
755    
756     SV *
757     rxvt_term::special_encode (SV *str)
758     CODE:
759     abort ();//TODO
760    
761     SV *
762     rxvt_term::special_decode (SV *str)
763     CODE:
764     abort ();//TODO
765    
766 root 1.1 void
767 root 1.2 rxvt_term::_resource (char *name, int index, SV *newval = 0)
768     PPCODE:
769     {
770     struct resval { const char *name; int value; } rslist [] = {
771     # define Rs_def(name) { # name, Rs_ ## name },
772     # define Rs_reserve(name,count)
773     # include "rsinc.h"
774     # undef Rs_def
775     # undef Rs_reserve
776     };
777    
778     struct resval *rs = rslist + sizeof (rslist) / sizeof (rslist [0]);
779    
780     do {
781     if (rs-- == rslist)
782     croak ("no such resource '%s', requested", name);
783     } while (strcmp (name, rs->name));
784    
785     index += rs->value;
786    
787     if (!IN_RANGE_EXC (index, 0, NUM_RESOURCES))
788     croak ("requested out-of-bound resource %s+%d,", name, index - rs->value);
789    
790     if (GIMME_V != G_VOID)
791     XPUSHs (THIS->rs [index] ? sv_2mortal (newSVpv (THIS->rs [index], 0)) : &PL_sv_undef);
792    
793     if (newval)
794     {
795     if (SvOK (newval))
796     {
797     char *str = strdup (SvPVbyte_nolen (newval));
798     THIS->rs [index] = str;
799     THIS->allocated.push_back (str);
800     }
801     else
802     THIS->rs [index] = 0;
803     }
804     }
805    
806     void
807 root 1.1 rxvt_term::selection_mark (...)
808     PROTOTYPE: $;$$
809     ALIAS:
810     selection_beg = 1
811     selection_end = 2
812     PPCODE:
813     {
814     row_col_t &sel = ix == 1 ? THIS->selection.beg
815     : ix == 2 ? THIS->selection.end
816     : THIS->selection.mark;
817    
818     if (GIMME_V != G_VOID)
819     {
820     EXTEND (SP, 2);
821     PUSHs (sv_2mortal (newSViv (sel.row)));
822     PUSHs (sv_2mortal (newSViv (sel.col)));
823     }
824    
825     if (items == 3)
826     {
827     sel.row = clamp (SvIV (ST (1)), -THIS->nsaved, THIS->nrow - 1);
828     sel.col = clamp (SvIV (ST (2)), 0, THIS->ncol - 1);
829    
830     if (ix)
831     THIS->want_refresh = 1;
832     }
833     }
834    
835     int
836     rxvt_term::selection_grab (int eventtime)
837    
838     void
839     rxvt_term::selection (SV *newtext = 0)
840     PPCODE:
841     {
842     if (GIMME_V != G_VOID)
843     {
844     char *sel = rxvt_wcstoutf8 (THIS->selection.text, THIS->selection.len);
845     SV *sv = newSVpv (sel, 0);
846     SvUTF8_on (sv);
847     free (sel);
848     XPUSHs (sv_2mortal (sv));
849     }
850    
851     if (newtext)
852     {
853     free (THIS->selection.text);
854    
855     THIS->selection.text = sv2wcs (newtext);
856     THIS->selection.len = wcslen (THIS->selection.text);
857     }
858     }
859    
860     void
861 root 1.13 rxvt_term::tt_write (SV *octets)
862     INIT:
863     STRLEN len;
864     char *str = SvPVbyte (octets, len);
865     C_ARGS:
866     (unsigned char *)str, len
867    
868     SV *
869     rxvt_term::overlay (int x, int y, int w, int h, int rstyle = OVERLAY_RSTYLE, int border = 2)
870     CODE:
871     {
872     overlay *o = new overlay (THIS, x, y, w, h, rstyle, border);
873     RETVAL = newSVptr ((void *)o, "urxvt::overlay");
874     o->self = (HV *)SvRV (RETVAL);
875 root 1.1
876 root 1.13 HV *hv = (HV *)SvRV (*hv_fetch ((HV *)SvRV ((SV *)THIS->self), "_overlay", 8, 0));
877     char key[33]; sprintf (key, "%32lx", (long)o);
878     hv_store (hv, key, 32, newSViv ((long)o), 0);
879     }
880     OUTPUT:
881     RETVAL
882    
883     MODULE = urxvt PACKAGE = urxvt::overlay
884 root 1.1
885     void
886 root 1.13 overlay::set (int x, int y, SV *text, SV *rend = 0)
887 root 1.1
888     void
889 root 1.13 overlay::DESTROY ()
890 root 1.1 CODE:
891     {
892 root 1.13 SV **ovs = hv_fetch ((HV *)SvRV ((SV *)THIS->THIS->self), "_overlay", 8, 0);
893     if (ovs)
894     {
895     HV *hv = (HV *)SvRV (*ovs);
896     char key[33]; sprintf (key, "%32lx", (long)THIS);
897     hv_delete (hv, key, 32, G_DISCARD);
898     }
899    
900     delete THIS;
901 root 1.1 }
902    
903     MODULE = urxvt PACKAGE = urxvt::timer
904    
905     SV *
906     timer::new ()
907     CODE:
908     timer *w = new timer;
909 root 1.13 w->start (NOW);
910 root 1.1 RETVAL = newSVptr ((void *)w, "urxvt::timer");
911     w->self = (HV *)SvRV (RETVAL);
912     OUTPUT:
913     RETVAL
914    
915     timer *
916     timer::cb (SV *cb)
917     CODE:
918     THIS->cb (cb);
919     RETVAL = THIS;
920     OUTPUT:
921     RETVAL
922    
923     NV
924     timer::at ()
925     CODE:
926     RETVAL = THIS->at;
927     OUTPUT:
928     RETVAL
929    
930     timer *
931 root 1.13 timer::interval (NV interval)
932     CODE:
933     THIS->interval = interval;
934     RETVAL = THIS;
935     OUTPUT:
936     RETVAL
937    
938     timer *
939 root 1.1 timer::set (NV tstamp)
940     CODE:
941     THIS->set (tstamp);
942     RETVAL = THIS;
943     OUTPUT:
944     RETVAL
945    
946     timer *
947     timer::start (NV tstamp = THIS->at)
948     CODE:
949     THIS->start (tstamp);
950     RETVAL = THIS;
951     OUTPUT:
952     RETVAL
953    
954     timer *
955     timer::stop ()
956     CODE:
957     THIS->stop ();
958     RETVAL = THIS;
959     OUTPUT:
960     RETVAL
961    
962     void
963     timer::DESTROY ()
964    
965     MODULE = urxvt PACKAGE = urxvt::iow
966    
967     SV *
968     iow::new ()
969     CODE:
970     iow *w = new iow;
971     RETVAL = newSVptr ((void *)w, "urxvt::iow");
972     w->self = (HV *)SvRV (RETVAL);
973     OUTPUT:
974     RETVAL
975    
976     iow *
977     iow::cb (SV *cb)
978     CODE:
979     THIS->cb (cb);
980     RETVAL = THIS;
981     OUTPUT:
982     RETVAL
983    
984     iow *
985     iow::fd (int fd)
986     CODE:
987     THIS->fd = fd;
988     RETVAL = THIS;
989     OUTPUT:
990     RETVAL
991    
992     iow *
993     iow::events (short events)
994     CODE:
995     THIS->events = events;
996     RETVAL = THIS;
997     OUTPUT:
998     RETVAL
999    
1000     iow *
1001     iow::start ()
1002     CODE:
1003     THIS->start ();
1004     RETVAL = THIS;
1005     OUTPUT:
1006     RETVAL
1007    
1008     iow *
1009     iow::stop ()
1010     CODE:
1011     THIS->stop ();
1012     RETVAL = THIS;
1013     OUTPUT:
1014     RETVAL
1015    
1016     void
1017     iow::DESTROY ()
1018    
1019