rxvt-unicode/src/iom_perl.h

#define IOM_CLASS "urxvt"
typedef int IOM_CHAINED;

static SV *
iom_new_ref (HV *hv, const char *klass)
{
  return sv_bless (newRV ((SV *)hv), gv_stashpv (klass, 1));
}

/////////////////////////////////////////////////////////////////////////////

#define SvWATCHER(sv) (perl_watcher *)SvPTR (sv, IOM_CLASS "::watcher")

struct perl_watcher
{
  SV *cbsv;
  HV *self;

  perl_watcher ()
  : cbsv (0)
  {
  }

  ~perl_watcher ()
  {
    SvREFCNT_dec (cbsv);
  }

  void cb (SV *cb)
  {
    SvREFCNT_dec (cbsv);
    cbsv = newSVsv (cb);
  }

  void invoke (const char *type, SV *self, int arg = -1);
};

void
perl_watcher::invoke (const char *type, SV *self, int arg)
{
  dSP;

  ENTER;
  SAVETMPS;

  PUSHMARK (SP);

  XPUSHs (sv_2mortal (self));

  if (arg >= 0)
    XPUSHs (sv_2mortal (newSViv (arg)));

  PUTBACK;
  call_sv (cbsv, G_VOID | G_EVAL | G_DISCARD);
  SPAGAIN;

  PUTBACK;
  FREETMPS;
  LEAVE;

  if (SvTRUE (ERRSV))
    rxvt_warn ("%s callback evaluation error: %s", type, SvPV_nolen (ERRSV));
}

#define newSVtimer(timer) iom_new_ref ((timer)->self, IOM_CLASS "::timer")
#define SvTIMER(sv) (timer *)(perl_watcher *)SvPTR ((sv), IOM_CLASS "::timer")

struct timer : perl_watcher, ev::timer
{
  timer ()
  {
    set<timer, &timer::execute> (this);
  }

  void execute (ev::timer &w, int revents)
  {
    invoke (IOM_CLASS "::timer", newSVtimer (this));
  }
};

#define newSViow(iow) iom_new_ref ((iow)->self, IOM_CLASS "::iow")
#define SvIOW(sv) (iow *)(perl_watcher *)SvPTR ((sv), IOM_CLASS "::iow")

struct iow : perl_watcher, ev::io
{
  iow ()
  {
    set<iow, &iow::execute> (this);
  }

  void execute (ev::io &w, int revents)
  {
    invoke (IOM_CLASS "::iow", newSViow (this), revents);
  }
};

#define newSViw(iw) iom_new_ref ((iw)->self, IOM_CLASS "::iw")
#define SvIW(sv) (iw *)(perl_watcher *)SvPTR ((sv), IOM_CLASS "::iw")

struct iw : perl_watcher, ev::idle
{
  iw ()
  {
    set<iw, &iw::execute> (this);
  }

  void execute (ev::idle &w, int revents)
  {
    invoke (IOM_CLASS "::iw", newSViw (this));
  }
};

#define newSVpw(pw) iom_new_ref ((pw)->self, IOM_CLASS "::pw")
#define SvPW(sv) (pw *)(perl_watcher *)SvPTR ((sv), IOM_CLASS "::pw")

struct pw : perl_watcher, ev::child
{
  pw ()
  {
    set<pw, &pw::execute> (this);
  }

  void execute (ev::child &w, int revents)
  {
    invoke (IOM_CLASS "::pw", newSVpw (this), w.rstatus);
  }
};

Revision:	1.7
Committed:	Fri Jan 7 21:17:07 2011 UTC (13 years, 4 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rxvt-unicode-rel-9_29, rxvt-unicode-rel-9_26, rxvt-unicode-rel-9_25, rxvt-unicode-rel-9_22, rxvt-unicode-rel-9_20, rxvt-unicode-rel-9_21, rel-9_14, rel-9_11, rel-9_12, rxvt-unicode-rel-9_19, rxvt-unicode-rel-9_18, rxvt-unicode-rel-9_17, rxvt-unicode-rel-9_16, rxvt-unicode-rel-9_15, rxvt-unicode-rel-9_30, HEAD
Changes since 1.6:	+2 -1 lines
Log Message:	minor warn cleanup
#	User	Rev	Content
1	root	1.7	#define IOM_CLASS "urxvt"
2	root	1.2	typedef int IOM_CHAINED;
3
4	root	1.4	static SV *
5			iom_new_ref (HV hv, const char klass)
6			{
7			return sv_bless (newRV ((SV *)hv), gv_stashpv (klass, 1));
8			}
9
10	root	1.1	/////////////////////////////////////////////////////////////////////////////
11
12			#define SvWATCHER(sv) (perl_watcher *)SvPTR (sv, IOM_CLASS "::watcher")
13
14			struct perl_watcher
15			{
16			SV *cbsv;
17			HV *self;
18
19			perl_watcher ()
20			: cbsv (0)
21			{
22			}
23
24			~perl_watcher ()
25			{
26			SvREFCNT_dec (cbsv);
27			}
28
29			void cb (SV *cb)
30			{
31			SvREFCNT_dec (cbsv);
32			cbsv = newSVsv (cb);
33			}
34
35			void invoke (const char type, SV self, int arg = -1);
36			};
37
38			void
39			perl_watcher::invoke (const char type, SV self, int arg)
40			{
41			dSP;
42
43			ENTER;
44			SAVETMPS;
45
46			PUSHMARK (SP);
47
48			XPUSHs (sv_2mortal (self));
49
50			if (arg >= 0)
51			XPUSHs (sv_2mortal (newSViv (arg)));
52
53			PUTBACK;
54			call_sv (cbsv, G_VOID \| G_EVAL \| G_DISCARD);
55			SPAGAIN;
56
57			PUTBACK;
58			FREETMPS;
59			LEAVE;
60
61			if (SvTRUE (ERRSV))
62	root	1.7	rxvt_warn ("%s callback evaluation error: %s", type, SvPV_nolen (ERRSV));
63	root	1.1	}
64
65	root	1.4	#define newSVtimer(timer) iom_new_ref ((timer)->self, IOM_CLASS "::timer")
66	root	1.1	#define SvTIMER(sv) (timer )(perl_watcher )SvPTR ((sv), IOM_CLASS "::timer")
67
68	root	1.5	struct timer : perl_watcher, ev::timer
69	root	1.1	{
70			timer ()
71			{
72	root	1.6	set<timer, &timer::execute> (this);
73	root	1.1	}
74
75	root	1.5	void execute (ev::timer &w, int revents)
76	root	1.1	{
77			invoke (IOM_CLASS "::timer", newSVtimer (this));
78			}
79			};
80
81	root	1.4	#define newSViow(iow) iom_new_ref ((iow)->self, IOM_CLASS "::iow")
82	root	1.1	#define SvIOW(sv) (iow )(perl_watcher )SvPTR ((sv), IOM_CLASS "::iow")
83
84	root	1.5	struct iow : perl_watcher, ev::io
85	root	1.1	{
86			iow ()
87			{
88	root	1.6	set<iow, &iow::execute> (this);
89	root	1.1	}
90
91	root	1.5	void execute (ev::io &w, int revents)
92	root	1.1	{
93			invoke (IOM_CLASS "::iow", newSViow (this), revents);
94			}
95			};
96
97	root	1.4	#define newSViw(iw) iom_new_ref ((iw)->self, IOM_CLASS "::iw")
98	root	1.1	#define SvIW(sv) (iw )(perl_watcher )SvPTR ((sv), IOM_CLASS "::iw")
99
100	root	1.5	struct iw : perl_watcher, ev::idle
101	root	1.1	{
102			iw ()
103			{
104	root	1.6	set<iw, &iw::execute> (this);
105	root	1.1	}
106
107	root	1.5	void execute (ev::idle &w, int revents)
108	root	1.1	{
109			invoke (IOM_CLASS "::iw", newSViw (this));
110			}
111			};
112
113	root	1.4	#define newSVpw(pw) iom_new_ref ((pw)->self, IOM_CLASS "::pw")
114	root	1.1	#define SvPW(sv) (pw )(perl_watcher )SvPTR ((sv), IOM_CLASS "::pw")
115
116	root	1.5	struct pw : perl_watcher, ev::child
117	root	1.1	{
118			pw ()
119			{
120	root	1.6	set<pw, &pw::execute> (this);
121	root	1.1	}
122
123	root	1.5	void execute (ev::child &w, int revents)
124	root	1.1	{
125	root	1.5	invoke (IOM_CLASS "::pw", newSVpw (this), w.rstatus);
126	root	1.1	}
127			};
128