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/*----------------------------------------------------------------------* |
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* File: rxvtperl.xs |
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*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 2005-2005 Marc Lehmann <pcg@goof.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*----------------------------------------------------------------------*/ |
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#define line_t perl_line_t |
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#include <EXTERN.h> |
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#include <perl.h> |
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#include <XSUB.h> |
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#undef line_t |
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#include "../config.h" |
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#include <cstdarg> |
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#include "rxvt.h" |
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#include "iom.h" |
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#include "rxvtutil.h" |
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#include "rxvtperl.h" |
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#include "perlxsi.c" |
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///////////////////////////////////////////////////////////////////////////// |
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static wchar_t * |
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sv2wcs (SV *sv) |
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{ |
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STRLEN len; |
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char *str = SvPVutf8 (sv, len); |
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return rxvt_utf8towcs (str, len); |
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} |
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static SV * |
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new_ref (HV *hv, const char *klass) |
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{ |
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return sv_bless (newRV ((SV *)hv), gv_stashpv (klass, 1)); |
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} |
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//TODO: use magic |
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static SV * |
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newSVptr (void *ptr, const char *klass) |
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{ |
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HV *hv = newHV (); |
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hv_store (hv, "_ptr", 4, newSViv ((long)ptr), 0); |
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return sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
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} |
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static long |
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SvPTR (SV *sv, const char *klass) |
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{ |
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if (!sv_derived_from (sv, klass)) |
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croak ("object of type %s expected", klass); |
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IV iv = SvIV (*hv_fetch ((HV *)SvRV (sv), "_ptr", 4, 1)); |
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if (!iv) |
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croak ("perl code used %s object, but C++ object is already destroyed, caught", klass); |
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return (long)iv; |
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} |
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#define newSVterm(term) SvREFCNT_inc ((SV *)term->self) |
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#define SvTERM(sv) (rxvt_term *)SvPTR (sv, "urxvt::term") |
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///////////////////////////////////////////////////////////////////////////// |
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struct perl_watcher |
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{ |
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SV *cbsv; |
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HV *self; |
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perl_watcher () |
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: cbsv (newSV (0)) |
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{ |
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} |
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~perl_watcher () |
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{ |
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SvREFCNT_dec (cbsv); |
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} |
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void cb (SV *cb) |
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{ |
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sv_setsv (cbsv, cb); |
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} |
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void invoke (const char *type, SV *self, int arg = -1); |
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}; |
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void |
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perl_watcher::invoke (const char *type, SV *self, int arg) |
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{ |
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dSP; |
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ENTER; |
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SAVETMPS; |
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PUSHMARK (SP); |
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XPUSHs (sv_2mortal (self)); |
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if (arg >= 0) |
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XPUSHs (sv_2mortal (newSViv (arg))); |
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PUTBACK; |
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call_sv (cbsv, G_VOID | G_EVAL | G_DISCARD); |
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SPAGAIN; |
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PUTBACK; |
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FREETMPS; |
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LEAVE; |
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if (SvTRUE (ERRSV)) |
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rxvt_warn ("%s callback evaluation error: %s", type, SvPV_nolen (ERRSV)); |
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} |
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#define newSVtimer(timer) new_ref (timer->self, "urxvt::timer") |
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#define SvTIMER(sv) (timer *)SvPTR (sv, "urxvt::timer") |
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struct timer : time_watcher, perl_watcher |
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{ |
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timer () |
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: time_watcher (this, &timer::execute) |
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{ |
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} |
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void execute (time_watcher &w) |
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{ |
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invoke ("urxvt::timer", newSVtimer (this)); |
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} |
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}; |
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#define newSViow(iow) new_ref (iow->self, "urxvt::iow") |
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#define SvIOW(sv) (iow *)SvPTR (sv, "urxvt::iow") |
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struct iow : io_watcher, perl_watcher |
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{ |
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iow () |
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: io_watcher (this, &iow::execute) |
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{ |
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} |
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void execute (io_watcher &w, short revents) |
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{ |
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invoke ("urxvt::iow", newSViow (this), revents); |
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} |
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}; |
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///////////////////////////////////////////////////////////////////////////// |
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struct rxvt_perl_interp rxvt_perl; |
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static PerlInterpreter *perl; |
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rxvt_perl_interp::rxvt_perl_interp () |
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{ |
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} |
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rxvt_perl_interp::~rxvt_perl_interp () |
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{ |
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if (perl) |
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{ |
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perl_destruct (perl); |
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perl_free (perl); |
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} |
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} |
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void |
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rxvt_perl_interp::init () |
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{ |
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if (!perl) |
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{ |
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char *argv[] = { |
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"", |
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"-edo '" LIBDIR "/urxvt.pm' or ($@ and die $@) or exit 1", |
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}; |
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perl = perl_alloc (); |
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perl_construct (perl); |
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if (perl_parse (perl, xs_init, 2, argv, (char **)NULL) |
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|| perl_run (perl)) |
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{ |
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rxvt_warn ("unable to initialize perl-interpreter, continuing without.\n"); |
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perl_destruct (perl); |
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perl_free (perl); |
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perl = 0; |
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} |
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} |
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} |
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bool |
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rxvt_perl_interp::invoke (rxvt_term *term, hook_type htype, ...) |
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{ |
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if (!perl) |
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return false; |
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if (htype == HOOK_INIT) // first hook ever called |
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term->self = (void *)newSVptr ((void *)term, "urxvt::term"); |
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else if (htype == HOOK_DESTROY) |
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{ |
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// TODO: clear magic |
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hv_clear ((HV *)SvRV ((SV *)term->self)); |
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SvREFCNT_dec ((SV *)term->self); |
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} |
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if (!should_invoke [htype]) |
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return false; |
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dSP; |
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va_list ap; |
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va_start (ap, htype); |
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ENTER; |
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SAVETMPS; |
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PUSHMARK (SP); |
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XPUSHs (sv_2mortal (newSVterm (term))); |
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XPUSHs (sv_2mortal (newSViv (htype))); |
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for (;;) { |
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data_type dt = (data_type)va_arg (ap, int); |
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switch (dt) |
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{ |
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case DT_INT: |
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XPUSHs (sv_2mortal (newSViv (va_arg (ap, int)))); |
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break; |
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case DT_LONG: |
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XPUSHs (sv_2mortal (newSViv (va_arg (ap, long)))); |
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break; |
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case DT_END: |
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{ |
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va_end (ap); |
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PUTBACK; |
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int count = call_pv ("urxvt::invoke", G_ARRAY | G_EVAL); |
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SPAGAIN; |
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if (count) |
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{ |
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SV *status = POPs; |
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count = SvTRUE (status); |
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} |
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PUTBACK; |
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FREETMPS; |
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LEAVE; |
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if (SvTRUE (ERRSV)) |
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rxvt_warn ("perl hook %d evaluation error: %s", htype, SvPV_nolen (ERRSV)); |
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return count; |
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} |
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default: |
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rxvt_fatal ("FATAL: unable to pass data type %d\n", dt); |
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} |
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} |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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MODULE = urxvt PACKAGE = urxvt |
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PROTOTYPES: ENABLE |
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BOOT: |
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{ |
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# define set_hookname(sym) av_store (hookname, PP_CONCAT(HOOK_, sym), newSVpv (PP_STRINGIFY(sym), 0)) |
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AV *hookname = get_av ("urxvt::HOOKNAME", 1); |
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set_hookname (LOAD); |
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set_hookname (INIT); |
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set_hookname (RESET); |
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set_hookname (START); |
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set_hookname (DESTROY); |
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set_hookname (SEL_BEGIN); |
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set_hookname (SEL_EXTEND); |
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set_hookname (SEL_MAKE); |
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set_hookname (SEL_GRAB); |
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set_hookname (FOCUS_IN); |
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set_hookname (FOCUS_OUT); |
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set_hookname (VIEW_CHANGE); |
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set_hookname (SCROLL_BACK); |
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set_hookname (TTY_ACTIVITY); |
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set_hookname (REFRESH_BEGIN); |
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set_hookname (REFRESH_END); |
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sv_setpv (get_sv ("urxvt::LIBDIR", 1), LIBDIR); |
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} |
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void |
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set_should_invoke (int htype, int value) |
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CODE: |
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rxvt_perl.should_invoke [htype] = value; |
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void |
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warn (const char *msg) |
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CODE: |
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rxvt_warn ("%s", msg); |
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void |
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fatal (const char *msg) |
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CODE: |
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rxvt_fatal ("%s", msg); |
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int |
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wcswidth (SV *str) |
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CODE: |
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{ |
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wchar_t *wstr = sv2wcs (str); |
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RETVAL = wcswidth (wstr, wcslen (wstr)); |
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free (wstr); |
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} |
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OUTPUT: |
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RETVAL |
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NV |
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NOW () |
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CODE: |
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RETVAL = NOW; |
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OUTPUT: |
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RETVAL |
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MODULE = urxvt PACKAGE = urxvt::term |
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void |
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rxvt_term::selection_mark (...) |
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PROTOTYPE: $;$$ |
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ALIAS: |
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selection_beg = 1 |
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selection_end = 2 |
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PPCODE: |
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{ |
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row_col_t &sel = ix == 1 ? THIS->selection.beg |
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: ix == 2 ? THIS->selection.end |
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: THIS->selection.mark; |
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if (GIMME_V != G_VOID) |
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{ |
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EXTEND (SP, 2); |
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PUSHs (sv_2mortal (newSViv (sel.row))); |
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PUSHs (sv_2mortal (newSViv (sel.col))); |
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} |
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if (items == 3) |
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{ |
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sel.row = clamp (SvIV (ST (1)), -THIS->nsaved, THIS->nrow - 1); |
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sel.col = clamp (SvIV (ST (2)), 0, THIS->ncol - 1); |
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if (ix) |
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THIS->want_refresh = 1; |
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} |
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} |
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int |
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rxvt_term::selection_grab (int eventtime) |
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void |
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rxvt_term::selection (SV *newtext = 0) |
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PPCODE: |
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{ |
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if (GIMME_V != G_VOID) |
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{ |
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char *sel = rxvt_wcstoutf8 (THIS->selection.text, THIS->selection.len); |
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SV *sv = newSVpv (sel, 0); |
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SvUTF8_on (sv); |
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free (sel); |
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XPUSHs (sv_2mortal (sv)); |
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} |
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if (newtext) |
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{ |
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free (THIS->selection.text); |
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THIS->selection.text = sv2wcs (newtext); |
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THIS->selection.len = wcslen (THIS->selection.text); |
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} |
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} |
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void |
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rxvt_term::scr_overlay_new (int x, int y, int w, int h) |
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void |
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rxvt_term::scr_overlay_off () |
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void |
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rxvt_term::scr_overlay_set_char (int x, int y, U32 text, U32 rend = OVERLAY_RSTYLE) |
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CODE: |
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THIS->scr_overlay_set (x, y, text, rend); |
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void |
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rxvt_term::scr_overlay_set (int x, int y, SV *text) |
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CODE: |
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{ |
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wchar_t *wtext = sv2wcs (text); |
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THIS->scr_overlay_set (x, y, wtext); |
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free (wtext); |
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} |
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423 |
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MODULE = urxvt PACKAGE = urxvt::timer |
424 |
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|
425 |
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SV * |
426 |
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timer::new () |
427 |
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CODE: |
428 |
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timer *w = new timer; |
429 |
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RETVAL = newSVptr ((void *)w, "urxvt::timer"); |
430 |
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w->self = (HV *)SvRV (RETVAL); |
431 |
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OUTPUT: |
432 |
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RETVAL |
433 |
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|
434 |
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timer * |
435 |
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timer::cb (SV *cb) |
436 |
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CODE: |
437 |
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THIS->cb (cb); |
438 |
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RETVAL = THIS; |
439 |
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OUTPUT: |
440 |
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RETVAL |
441 |
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|
442 |
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NV |
443 |
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timer::at () |
444 |
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CODE: |
445 |
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RETVAL = THIS->at; |
446 |
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OUTPUT: |
447 |
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RETVAL |
448 |
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|
449 |
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timer * |
450 |
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timer::set (NV tstamp) |
451 |
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CODE: |
452 |
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THIS->set (tstamp); |
453 |
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RETVAL = THIS; |
454 |
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OUTPUT: |
455 |
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RETVAL |
456 |
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|
457 |
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timer * |
458 |
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timer::start (NV tstamp = THIS->at) |
459 |
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CODE: |
460 |
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THIS->start (tstamp); |
461 |
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RETVAL = THIS; |
462 |
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OUTPUT: |
463 |
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RETVAL |
464 |
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|
465 |
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timer * |
466 |
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timer::stop () |
467 |
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CODE: |
468 |
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THIS->stop (); |
469 |
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RETVAL = THIS; |
470 |
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OUTPUT: |
471 |
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RETVAL |
472 |
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|
473 |
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void |
474 |
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timer::DESTROY () |
475 |
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|
476 |
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MODULE = urxvt PACKAGE = urxvt::iow |
477 |
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|
478 |
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SV * |
479 |
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iow::new () |
480 |
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CODE: |
481 |
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iow *w = new iow; |
482 |
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RETVAL = newSVptr ((void *)w, "urxvt::iow"); |
483 |
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w->self = (HV *)SvRV (RETVAL); |
484 |
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OUTPUT: |
485 |
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RETVAL |
486 |
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|
487 |
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iow * |
488 |
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iow::cb (SV *cb) |
489 |
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CODE: |
490 |
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THIS->cb (cb); |
491 |
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RETVAL = THIS; |
492 |
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OUTPUT: |
493 |
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RETVAL |
494 |
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|
495 |
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iow * |
496 |
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iow::fd (int fd) |
497 |
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CODE: |
498 |
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THIS->fd = fd; |
499 |
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RETVAL = THIS; |
500 |
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OUTPUT: |
501 |
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RETVAL |
502 |
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|
503 |
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iow * |
504 |
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iow::events (short events) |
505 |
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CODE: |
506 |
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THIS->events = events; |
507 |
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RETVAL = THIS; |
508 |
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OUTPUT: |
509 |
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RETVAL |
510 |
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|
511 |
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iow * |
512 |
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iow::start () |
513 |
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CODE: |
514 |
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THIS->start (); |
515 |
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RETVAL = THIS; |
516 |
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OUTPUT: |
517 |
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RETVAL |
518 |
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|
519 |
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iow * |
520 |
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iow::stop () |
521 |
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CODE: |
522 |
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THIS->stop (); |
523 |
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RETVAL = THIS; |
524 |
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OUTPUT: |
525 |
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RETVAL |
526 |
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|
527 |
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void |
528 |
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iow::DESTROY () |
529 |
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|
530 |
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