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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.417 by root, Tue Nov 23 22:58:09 2010 UTC vs.
Revision 1.566 by root, Sat Jul 3 04:04:13 2021 UTC

1#ifndef RXVT_H_ /* include once only */ 1#ifndef RXVT_H_ /* include once only */
2#define RXVT_H_ 2#define RXVT_H_
3 3
4#include <cstdio> 4#include <stdio.h>
5#include <cctype> 5#include <ctype.h>
6#include <cerrno> 6#include <errno.h>
7#include <cstdarg> 7#include <stdarg.h>
8#include <cstdlib> 8#include <stdlib.h>
9#ifdef HAVE_STDINT_H 9#ifdef HAVE_STDINT_H
10#include <stdint.h> 10#include <stdint.h>
11#endif 11#endif
12#include <sys/types.h> 12#include <sys/types.h>
13#include <unistd.h> 13#include <unistd.h>
14#include <cstring> 14#include <string.h>
15#include <assert.h> 15#include <assert.h>
16#ifdef HAVE_SYS_IOCTL_H 16#ifdef HAVE_SYS_IOCTL_H
17#include <sys/ioctl.h> 17#include <sys/ioctl.h>
18#endif 18#endif
19#ifdef HAVE_SYS_STRREDIR_H 19#ifdef HAVE_SYS_STRREDIR_H
20#include <sys/strredir.h> 20#include <sys/strredir.h>
21#endif 21#endif
22 22
23#if HAVE_CWCHAR
24# include <cwchar>
25#elif HAVE_WCHAR_H 23#if HAVE_WCHAR_H
26# include <wchar.h> 24# include <wchar.h>
27#else 25#else
28// stdlib.h might provide it 26// stdlib.h might provide it
29#endif 27#endif
30 28
31using namespace std; 29// we assume that Xlib.h defines XPointer, and it does since at least 1994...
32 30
33extern "C" { 31extern "C" {
34#include <X11/Xlib.h> 32#include <X11/Xlib.h>
35#include <X11/Xutil.h> 33#include <X11/Xutil.h>
36#include <X11/Xresource.h> 34#include <X11/Xresource.h>
72#include <X11/cursorfont.h> 70#include <X11/cursorfont.h>
73#include <X11/keysym.h> 71#include <X11/keysym.h>
74#include <X11/keysymdef.h> 72#include <X11/keysymdef.h>
75#include <X11/Xatom.h> 73#include <X11/Xatom.h>
76 74
75#if HAVE_PIXBUF
76# include <gdk-pixbuf/gdk-pixbuf.h>
77#endif
78
79#if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY)
80# define HAVE_IMG 1
81#endif
82
83#define ECB_NO_THREADS 1
84#include "ecb.h"
85
77#include "encoding.h" 86#include "encoding.h"
78#include "rxvtutil.h" 87#include "rxvtutil.h"
79#include "rxvtfont.h" 88#include "rxvtfont.h"
80#include "rxvttoolkit.h" 89#include "rxvttoolkit.h"
90#include "rxvtimg.h"
81#include "scrollbar.h" 91#include "scrollbar.h"
82#include "ev_cpp.h" 92#include "ev_cpp.h"
83#include "salloc.h"
84#include "libptytty.h" 93#include "libptytty.h"
85 94
86#include "rxvtperl.h" 95#include "rxvtperl.h"
87 96
88// try to avoid some macros to decrease code size, on some systems 97// try to avoid some macros to decrease code size, on some systems
98 ***************************************************************************** 107 *****************************************************************************
99 * SYSTEM HACKS 108 * SYSTEM HACKS
100 ***************************************************************************** 109 *****************************************************************************
101 */ 110 */
102 111
103#ifndef HAVE_XPOINTER
104typedef char *XPointer;
105#endif
106
107#include <termios.h> 112#include <termios.h>
108
109#include "background.h"
110 113
111#ifndef STDIN_FILENO 114#ifndef STDIN_FILENO
112# define STDIN_FILENO 0 115# define STDIN_FILENO 0
113# define STDOUT_FILENO 1 116# define STDOUT_FILENO 1
114# define STDERR_FILENO 2 117# define STDERR_FILENO 2
117#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */ 120#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
118# define EXIT_SUCCESS 0 /* exit function success */ 121# define EXIT_SUCCESS 0 /* exit function success */
119# define EXIT_FAILURE 1 /* exit function failure */ 122# define EXIT_FAILURE 1 /* exit function failure */
120#endif 123#endif
121 124
122#ifndef PATH_MAX
123# define PATH_MAX 16384
124#endif
125
126/****************************************************************************/ 125/****************************************************************************/
127 126
128// exception thrown on fatal (per-instance) errors 127// exception thrown on fatal (per-instance) errors
129class rxvt_failure_exception { }; 128class rxvt_failure_exception : public std::exception
129{
130public:
131 const char *
132 what () const noexcept override
133 {
134 return "";
135 }
136};
130 137
131// exception thrown when the command parser runs out of input data 138// exception thrown when the command parser runs out of input data
132class out_of_input { }; 139class out_of_input { };
133 140
134/* 141/*
136 * PROTOTYPES 143 * PROTOTYPES
137 ***************************************************************************** 144 *****************************************************************************
138 */ 145 */
139// main.C 146// main.C
140#define SET_LOCALE(locale) rxvt_set_locale (locale) 147#define SET_LOCALE(locale) rxvt_set_locale (locale)
141extern bool rxvt_set_locale (const char *locale) NOTHROW; 148extern bool rxvt_set_locale (const char *locale) noexcept;
142extern void rxvt_push_locale (const char *locale) NOTHROW; 149extern void rxvt_push_locale (const char *locale) noexcept;
143extern void rxvt_pop_locale () NOTHROW; 150extern void rxvt_pop_locale () noexcept;
144void rxvt_init (); 151void rxvt_init ();
145 152
146// misc.C 153// misc.C
147char * rxvt_wcstombs (const wchar_t *str, int len = -1); 154char * rxvt_wcstombs (const wchar_t *str, int len = -1);
148wchar_t * rxvt_mbstowcs (const char *str, int len = -1); 155wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
149char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); 156char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
150wchar_t * rxvt_utf8towcs (const char *str, int len = -1); 157wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
151 158
152const char * rxvt_basename (const char *str) NOTHROW; 159const char * rxvt_basename (const char *str) noexcept;
153void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW; 160void rxvt_vlog (const char *fmt, va_list arg_ptr) noexcept;
154void rxvt_log (const char *fmt,...) NOTHROW; 161void rxvt_log (const char *fmt,...) noexcept;
155void rxvt_warn (const char *fmt,...) NOTHROW; 162void rxvt_warn (const char *fmt,...) noexcept;
163ecb_noreturn ecb_cold
156void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN; 164void rxvt_fatal (const char *fmt, ...);
157void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN; 165ecb_noreturn ecb_cold
166void rxvt_exit_failure ();
158 167
159char * rxvt_strtrim (char *str) NOTHROW;
160char ** rxvt_splitcommastring (const char *cs) NOTHROW;
161void rxvt_freecommastring (char **cs) NOTHROW;
162
163void * rxvt_malloc (size_t size); 168void * rxvt_malloc (size_t size);
164void * rxvt_calloc (size_t number, size_t size); 169void * rxvt_calloc (size_t number, size_t size);
165void * rxvt_realloc (void *ptr, size_t size); 170void * rxvt_realloc (void *ptr, size_t size);
171
172char * rxvt_strtrim (char *str) noexcept;
173char ** rxvt_strsplit (char delim, const char *str) noexcept;
174
175static inline void
176rxvt_free_strsplit (char **ptr) noexcept
177{
178 free (ptr[0]);
179 free (ptr);
180}
181
182KeySym rxvt_XKeycodeToKeysym (Display *dpy, KeyCode keycode, int index);
166 183
167///////////////////////////////////////////////////////////////////////////// 184/////////////////////////////////////////////////////////////////////////////
168 185
169// temporarily replace the process environment 186// temporarily replace the process environment
170extern char **environ; 187extern char **environ;
171extern char **rxvt_environ; // the original environ pointer 188extern char **rxvt_environ; // the original environ pointer
172 189
173static inline void 190static inline void
174set_environ (stringvec *envv) 191set_environ (char **envv)
175{ 192{
176#if ENABLE_PERL 193#if ENABLE_PERL
177 assert (envv); 194 assert (envv);
178#else 195#else
179 if (envv) 196 if (envv)
180#endif 197#endif
181 environ = (char **)envv->begin ();
182}
183
184static inline void
185set_environ (char **envv)
186{
187#if ENABLE_PERL
188 assert (envv);
189#else
190 if (envv)
191#endif
192 environ = envv; 198 environ = envv;
193} 199}
200
201struct localise_env
202{
203 char **orig_env;
204
205 localise_env (char **new_env)
206 {
207 orig_env = environ;
208 environ = new_env;
209 }
210
211 ~localise_env ()
212 {
213 environ = orig_env;
214 }
215};
194 216
195/* 217/*
196 ***************************************************************************** 218 *****************************************************************************
197 * STRUCTURES AND TYPEDEFS 219 * STRUCTURES AND TYPEDEFS
198 ***************************************************************************** 220 *****************************************************************************
241 ***************************************************************************** 263 *****************************************************************************
242 */ 264 */
243 265
244/* COLORTERM, TERM environment variables */ 266/* COLORTERM, TERM environment variables */
245#define COLORTERMENV "rxvt" 267#define COLORTERMENV "rxvt"
246#ifdef BG_IMAGE_FROM_FILE 268#if HAVE_IMG
247# define COLORTERMENVFULL COLORTERMENV "-xpm" 269# define COLORTERMENVFULL COLORTERMENV "-xpm"
248#else 270#else
249# define COLORTERMENVFULL COLORTERMENV 271# define COLORTERMENVFULL COLORTERMENV
250#endif 272#endif
251#ifndef TERMENV 273#ifndef TERMENV
254# else 276# else
255# define TERMENV "rxvt-unicode" 277# define TERMENV "rxvt-unicode"
256# endif 278# endif
257#endif 279#endif
258 280
281// Hidden color cube for indexed 24-bit colors. There are fewer blue levels
282// because normal human eye is less sensitive to the blue component than to
283// the red or green. (https://en.m.wikipedia.org/wiki/Color_depth#8-bit_color)
284#if USE_256_COLORS
285// 7x7x5=245 < 254 unused color indices
286# define Red_levels 7
287# define Green_levels 7
288# define Blue_levels 5
289#else
290// 6x6x4=144 < 166 unused color indices
291# define Red_levels 6
292# define Green_levels 6
293# define Blue_levels 4
294#endif
295
296#define RGB24_CUBE_SIZE (Red_levels * Green_levels * Blue_levels)
297
259#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) 298#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
260# define NO_MOUSE_REPORT_SCROLLBAR 1 299# define NO_MOUSE_REPORT_SCROLLBAR 1
261#endif 300#endif
262 301
263#define scrollBar_esc 30 302#define scrollBar_esc 30
276# define NSCREENS 0 315# define NSCREENS 0
277#else 316#else
278# define NSCREENS 1 317# define NSCREENS 1
279#endif 318#endif
280 319
281/* special (internal) prefix for font commands */
282#define FONT_CMD '#'
283#define FONT_DN "#-"
284#define FONT_UP "#+"
285
286/* flags for rxvt_scr_gotorc () */ 320/* flags for rxvt_term::scr_gotorc () */
287enum { 321enum {
288 C_RELATIVE = 1, /* col movement is relative */ 322 C_RELATIVE = 1, /* col movement is relative */
289 R_RELATIVE = 2, /* row movement is relative */ 323 R_RELATIVE = 2, /* row movement is relative */
290 RELATIVE = C_RELATIVE | R_RELATIVE, 324 RELATIVE = C_RELATIVE | R_RELATIVE,
291}; 325};
292 326
293/* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */ 327/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
294enum { 328enum {
295 INSERT = -1, /* don't change these values */ 329 INSERT = -1, /* don't change these values */
296 DELETE = +1, 330 DELETE = +1,
297 ERASE = +2, 331 ERASE = +2,
298}; 332};
299 333
300/* modes for rxvt_scr_page () - scroll page. used by scrollbar window */ 334/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
301enum page_dirn { 335enum page_dirn {
302 UP, 336 DN = -1,
303 DN,
304 NO_DIR, 337 NO_DIR = 0,
338 UP = 1,
305}; 339};
306 340
307/* arguments for rxvt_scr_change_screen () */ 341/* arguments for rxvt_term::scr_change_screen () */
308enum { 342enum {
309 PRIMARY = 0, 343 PRIMARY = 0,
310 SECONDARY, 344 SECONDARY,
311}; 345};
312 346
354#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline) 388#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
355#define RS_attrMask (RS_baseattrMask | RS_fontMask) 389#define RS_attrMask (RS_baseattrMask | RS_fontMask)
356 390
357#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift)) 391#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
358#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift)) 392#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
359
360#define Sel_none 0 /* Not waiting */
361#define Sel_normal 0x01 /* normal selection */
362#define Sel_incr 0x02 /* incremental selection */
363#define Sel_direct 0x00
364#define Sel_Primary 0x01
365#define Sel_Secondary 0x02
366#define Sel_Clipboard 0x03
367#define Sel_whereMask 0x0f
368#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
369#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
370 393
371enum { 394enum {
372 C0_NUL = 0x00, 395 C0_NUL = 0x00,
373 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL, 396 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
374 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI , 397 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
408 431
409 // deprecated 432 // deprecated
410 Rxvt_restoreFG = 39, 433 Rxvt_restoreFG = 39,
411 Rxvt_restoreBG = 49, 434 Rxvt_restoreBG = 49,
412 435
413 Rxvt_Pixmap = 20, // new bg pixmap
414 Rxvt_dumpscreen = 55, // dump scrollback and all of screen 436 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
415 437
416 URxvt_locale = 701, // change locale 438 URxvt_locale = 701, // change locale
417 URxvt_version = 702, // request version 439 URxvt_version = 702, // request version
418 440
419 URxvt_Color_IT = 704, // change actual 'Italic' colour 441 URxvt_Color_IT = 704, // change actual 'Italic' colour
420 URxvt_Color_tint = 705, // change actual tint colour
421 URxvt_Color_BD = 706, // change actual 'Bold' color 442 URxvt_Color_BD = 706, // change actual 'Bold' color
422 URxvt_Color_UL = 707, // change actual 'Underline' color 443 URxvt_Color_UL = 707, // change actual 'Underline' color
423 URxvt_Color_border = 708, 444 URxvt_Color_border = 708,
424 445
425 URxvt_font = 710, 446 URxvt_font = 710,
473#if USE_256_COLORS 494#if USE_256_COLORS
474 maxTermCOLOR = Color_White + 240, 495 maxTermCOLOR = Color_White + 240,
475#else 496#else
476 maxTermCOLOR = Color_White + 72, 497 maxTermCOLOR = Color_White + 72,
477#endif 498#endif
499 minTermCOLOR24,
500 maxTermCOLOR24 = minTermCOLOR24 +
501 RGB24_CUBE_SIZE - 1,
478#ifndef NO_CURSORCOLOR 502#ifndef NO_CURSORCOLOR
479 Color_cursor, 503 Color_cursor,
480 Color_cursor2, 504 Color_cursor2,
481#endif 505#endif
482 Color_pointer_fg, 506 Color_pointer_fg,
497#endif 521#endif
498 Color_scroll, 522 Color_scroll,
499#ifdef RXVT_SCROLLBAR 523#ifdef RXVT_SCROLLBAR
500 Color_trough, 524 Color_trough,
501#endif 525#endif
502#if ENABLE_TRANSPARENCY
503 Color_tint,
504#endif
505#if OFF_FOCUS_FADING 526#if OFF_FOCUS_FADING
506 Color_fade, 527 Color_fade,
507#endif 528#endif
508 NRS_COLORS, /* */ 529 NRS_COLORS, /* */
509#ifdef RXVT_SCROLLBAR 530#ifdef RXVT_SCROLLBAR
514 TOTAL_COLORS = NRS_COLORS 535 TOTAL_COLORS = NRS_COLORS
515#endif 536#endif
516}; 537};
517 538
518#if USE_256_COLORS 539#if USE_256_COLORS
519# define Color_Bits 9 // 0 .. maxTermCOLOR 540# define Color_Bits 9 // 0 .. maxTermCOLOR24
520#else 541#else
521# define Color_Bits 7 // 0 .. maxTermCOLOR 542# define Color_Bits 8 // 0 .. maxTermCOLOR24
543#endif
544
545#if maxTermCOLOR24 >= (1 << Color_Bits)
546# error color index overflow
522#endif 547#endif
523 548
524/* 549/*
525 * Resource list 550 * Resource list
526 */ 551 */
555#define PrivMode_vt52 (1UL<<18) 580#define PrivMode_vt52 (1UL<<18)
556#define PrivMode_LFNL (1UL<<19) 581#define PrivMode_LFNL (1UL<<19)
557#define PrivMode_MouseBtnEvent (1UL<<20) 582#define PrivMode_MouseBtnEvent (1UL<<20)
558#define PrivMode_MouseAnyEvent (1UL<<21) 583#define PrivMode_MouseAnyEvent (1UL<<21)
559#define PrivMode_BracketPaste (1UL<<22) 584#define PrivMode_BracketPaste (1UL<<22)
560#define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack 585#define PrivMode_ExtMouseUTF8 (1UL<<23) // xterm pseudo-utf-8 hack
561#define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales 586#define PrivMode_ExtMouseUrxvt (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
587#define PrivMode_BlinkingCursor (1UL<<25)
588#define PrivMode_FocusEvent (1UL<<26)
589#define PrivMode_ExtMouseSGR (1UL<<27)
562 590
563#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent) 591#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
564 592
565#ifdef ALLOW_132_MODE 593#ifdef ALLOW_132_MODE
566# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) 594# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
569#endif 597#endif
570 598
571// do not change these constants lightly, there are many interdependencies 599// do not change these constants lightly, there are many interdependencies
572#define IMBUFSIZ 128 // input modifier buffer sizes 600#define IMBUFSIZ 128 // input modifier buffer sizes
573#define KBUFSZ 512 // size of keyboard mapping buffer 601#define KBUFSZ 512 // size of keyboard mapping buffer
574#define CBUFSIZ 2048 // size of command buffer 602#define CBUFSIZ 32768 // size of command buffer (longest command sequence possible)
575#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row 603#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
576#define UBUFSIZ 2048 // character buffer 604#define UBUFSIZ 2048 // character buffer
577 605
578#if ENABLE_FRILLS 606#if ENABLE_FRILLS
579# include <X11/Xmd.h> 607# include <X11/Xmd.h>
652 680
653#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift) 681#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
654#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift)) 682#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
655 683
656#define GET_ATTR(x) (((x) & RS_attrMask)) 684#define GET_ATTR(x) (((x) & RS_attrMask))
657// return attributes defining the background, encoding doesn't matter
658// depends on RS_fgShift > RS_bgShift
659#define GET_BGATTR(x) \
660 (expect_false ((x) & RS_RVid) \
661 ? (((x) & (RS_attrMask & ~RS_RVid)) \
662 | (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \
663 : ((x) & (RS_attrMask | RS_bgMask)))
664#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift)) 685#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
665#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift)) 686#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
666#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a)) 687#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
667 688
668#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful)) 689#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
693{ 714{
694 text_t *t; // terminal the text 715 text_t *t; // terminal the text
695 rend_t *r; // rendition, uses RS_ flags 716 rend_t *r; // rendition, uses RS_ flags
696 tlen_t_ l; // length of each text line 717 tlen_t_ l; // length of each text line
697 uint32_t f; // flags 718 uint32_t f; // flags
719
720 bool valid ()
721 {
722 return l >= 0;
723 }
724
725 void alloc ()
726 {
727 l = 0;
728 }
698 729
699 bool is_longer () 730 bool is_longer ()
700 { 731 {
701 return f & LINE_LONGER; 732 return f & LINE_LONGER;
702 } 733 }
746/****************************************************************************/ 777/****************************************************************************/
747 778
748#define UNICODE_MASK 0x1fffffUL 779#define UNICODE_MASK 0x1fffffUL
749 780
750#if UNICODE_3 781#if UNICODE_3
751# define COMPOSE_LO 0x40000000UL 782# define COMPOSE_LO 0x110000UL
752# define COMPOSE_HI 0x400fffffUL 783# define COMPOSE_HI 0x1fffffUL
753# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) 784# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
754#else 785#else
755# if ENABLE_PERL 786# if ENABLE_PERL
756# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates 787# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
757# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only 788# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
766// compose chars are used to represent composite characters 797// compose chars are used to represent composite characters
767// that are not representable in unicode, as well as characters 798// that are not representable in unicode, as well as characters
768// not fitting in the BMP. 799// not fitting in the BMP.
769struct compose_char 800struct compose_char
770{ 801{
771 unicode_t c1, c2; // any chars != NOCHAR are valid 802 // c1 can be any character != NOCHAR, including another compose character
803 // c2 must always be a zero-width character or NOCHAR, in case
804 // this just extends beyond the BMP.
805 unicode_t c1, c2;
806
772 compose_char (unicode_t c1, unicode_t c2) 807 compose_char (unicode_t c1, unicode_t c2)
773 : c1(c1), c2(c2) 808 : c1(c1), c2(c2)
774 { } 809 { }
775}; 810};
776 811
777class rxvt_composite_vec 812struct rxvt_composite_vec
778{ 813{
779 vector<compose_char> v; 814 vector<compose_char> v;
780public: 815
781 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR); 816 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
782 int expand (unicode_t c, wchar_t *r); 817 template<typename T> int expand (unicode_t c, T *r);
818 int expand (unicode_t c) { return expand (c, (text_t *)0); }
783 compose_char *operator [](text_t c) 819 compose_char *operator [](text_t c)
784 { 820 {
785 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size () 821 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
786 ? &v[c - COMPOSE_LO] 822 ? &v[c - COMPOSE_LO]
787 : 0; 823 : 0;
788 } 824 }
789}; 825};
790 826
791extern class rxvt_composite_vec rxvt_composite; 827extern class rxvt_composite_vec rxvt_composite;
828#endif
829
830#if 0
831// expand the sequence into a static array
832// works even without ENABLE_COMBINING
833template<typename T, int max_size_ = 48>
834struct rxvt_compose_expand_static
835{
836#if ENABLE_COMBINING
837 enum { max_size = max_size_ };
838
839 T chrs[max_size];
840
841 // expand sequence and return start ptr
842 // guarantees at least one output
843 // get the length with length () on that ptr
844 T *operator ()(unicode_t c)
845 {
846 T *cur = chrs + max_size;
847
848 while (ecb_expect_false (IS_COMPOSE (c)))
849 if (ecb_expect_true (c - COMPOSE_LO < rxvt_composite.v.size ()))
850 {
851 compose_char *cc = &rxvt_composite.v [c - COMPOSE_LO];
852
853 if (cc->c2 != NOCHAR)
854 {
855 cur -= cur > chrs; *cur = cc->c2;
856 }
857
858 c = cc->c1;
859 }
860 else
861 c = NOCHAR;
862
863 cur -= cur > chrs; *cur = c;
864
865 return cur;
866 }
867
868 int length (T *first)
869 {
870 return chrs + max_size - first;
871 }
872#else
873 T chr;
874
875 T *operator ()(text_t c);
876 {
877 chr = c;
878 return &chr;
879 }
880
881 int length (T *first)
882 {
883 return 1;
884 }
885#endif
886};
792#endif 887#endif
793 888
794/****************************************************************************/ 889/****************************************************************************/
795 890
796#ifdef KEYSYM_RESOURCE 891#ifdef KEYSYM_RESOURCE
858 * END······················= total_rows 953 * END······················= total_rows
859 */ 954 */
860 955
861struct TermWin_t 956struct TermWin_t
862{ 957{
958 int vt_width; /* actual window width [pixels] */
959 int vt_height; /* actual window height [pixels] */
863 int width; /* window width [pixels] */ 960 int width; /* window width [pixels] */
864 int height; /* window height [pixels] */ 961 int height; /* window height [pixels] */
865 int fwidth; /* font width [pixels] */ 962 int fwidth; /* font width [pixels] */
866 int fheight; /* font height [pixels] */ 963 int fheight; /* font height [pixels] */
867 int fbase; /* font ascent (baseline) [pixels] */ 964 int fbase; /* font ascent (baseline) [pixels] */
876 int saveLines; /* number of lines that fit in scrollback */ 973 int saveLines; /* number of lines that fit in scrollback */
877 int total_rows; /* total number of rows in this terminal */ 974 int total_rows; /* total number of rows in this terminal */
878 int term_start; /* term lines start here */ 975 int term_start; /* term lines start here */
879 int view_start; /* scrollback view starts here */ 976 int view_start; /* scrollback view starts here */
880 int top_row; /* topmost row index of scrollback */ 977 int top_row; /* topmost row index of scrollback */
881 Window parent[6]; /* parent identifiers - we're parent[0] */ 978 Window parent; /* parent identifier */
882 Window vt; /* vt100 window */ 979 Window vt; /* vt100 window */
883 GC gc; /* GC for drawing */ 980 GC gc; /* GC for drawing */
884 Pixmap pixmap;
885 rxvt_drawable *drawable; 981 rxvt_drawable *drawable;
886 rxvt_fontset *fontset[4]; 982 rxvt_fontset *fontset[4];
887}; 983};
888 984
889/* 985/*
951#define Screen_WrapNext (1<<4) /* need to wrap for next char? */ 1047#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
952#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) 1048#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
953 1049
954/* rxvt_vars.options */ 1050/* rxvt_vars.options */
955enum { 1051enum {
956# define def(name,idx) Opt_ ## name = idx,
957# define nodef(name) Opt_ ## name = 0, 1052# define def(name) Opt_ ## name,
1053# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1054 Opt_0,
958# include "optinc.h" 1055# include "optinc.h"
959# undef nodef 1056# undef nodef
960# undef def 1057# undef def
961Opt_count 1058 Opt_count
962}; 1059};
963 1060
964/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
965 1062
966struct rxvt_vars : TermWin_t 1063struct rxvt_vars : TermWin_t
968 scrollBar_t scrollBar; 1065 scrollBar_t scrollBar;
969 uint8_t options[(Opt_count + 7) >> 3]; 1066 uint8_t options[(Opt_count + 7) >> 3];
970 XSizeHints szHint; 1067 XSizeHints szHint;
971 rxvt_color *pix_colors; 1068 rxvt_color *pix_colors;
972 Cursor TermWin_cursor; /* cursor for vt window */ 1069 Cursor TermWin_cursor; /* cursor for vt window */
1070
973 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf 1071 line_t *row_buf; // all lines, scrollback + terminal, circular
974 line_t *drawn_buf; // text on screen 1072 line_t *drawn_buf; // text on screen
975 line_t *swap_buf; // lines for swap buffer 1073 line_t *swap_buf; // lines for swap buffer
976 char *tabs; /* per location: 1 == tab-stop */ 1074 char *tabs; /* per location: 1 == tab-stop */
977 screen_t screen; 1075 screen_t screen;
978 screen_t swap; 1076 screen_t swap;
1002 current_screen:1, /* primary or secondary */ 1100 current_screen:1, /* primary or secondary */
1003 num_scr_allow:1, 1101 num_scr_allow:1,
1004 bypass_keystate:1, 1102 bypass_keystate:1,
1005#if ENABLE_FRILLS 1103#if ENABLE_FRILLS
1006 urgency_hint:1, 1104 urgency_hint:1,
1105 rewrap_always:1,
1106 rewrap_never:1,
1007#endif 1107#endif
1008#if CURSOR_BLINK 1108#if CURSOR_BLINK
1009 hidden_cursor:1, 1109 hidden_cursor:1,
1010#endif 1110#endif
1011#if TEXT_BLINK 1111#if TEXT_BLINK
1015 hidden_pointer:1, 1115 hidden_pointer:1,
1016#endif 1116#endif
1017 enc_utf8:1, /* whether locale uses utf-8 */ 1117 enc_utf8:1, /* whether locale uses utf-8 */
1018 seen_input:1, /* whether we have seen some program output yet */ 1118 seen_input:1, /* whether we have seen some program output yet */
1019 seen_resize:1, /* whether we had a resize event */ 1119 seen_resize:1, /* whether we had a resize event */
1120 init_done:1,
1020 parsed_geometry:1; 1121 parsed_geometry:1;
1021 1122
1022 unsigned char refresh_type, 1123 unsigned char refresh_type,
1023#ifdef META8_OPTION 1124#ifdef META8_OPTION
1024 meta_char, /* Alt-key prefix */ 1125 meta_char; /* Alt-key prefix */
1025#endif 1126#endif
1026 selection_wait,
1027 selection_type;
1028/* ---------- */ 1127/* ---------- */
1029 bool rvideo_state, rvideo_mode; 1128 bool rvideo_state, rvideo_mode;
1030#ifndef NO_BELL 1129#ifndef NO_BELL
1031 bool rvideo_bell; 1130 bool rvideo_bell;
1032#endif 1131#endif
1036/* ---------- */ 1135/* ---------- */
1037 rend_t rstyle; 1136 rend_t rstyle;
1038/* ---------- */ 1137/* ---------- */
1039#ifdef SELECTION_SCROLLING 1138#ifdef SELECTION_SCROLLING
1040 int scroll_selection_lines; 1139 int scroll_selection_lines;
1041 enum page_dirn scroll_selection_dir;
1042 int selection_save_x, 1140 int selection_save_x,
1043 selection_save_y, 1141 selection_save_y,
1044 selection_save_state; 1142 selection_save_state;
1045#endif 1143#endif
1046/* ---------- */ 1144/* ---------- */
1055 mouse_row, 1153 mouse_row,
1056 mouse_col, 1154 mouse_col,
1057# ifdef POINTER_BLANK 1155# ifdef POINTER_BLANK
1058 pointerBlankDelay, 1156 pointerBlankDelay,
1059# endif 1157# endif
1158 multiClickTime,
1159 cursor_type,
1060 allowedxerror; 1160 allowedxerror;
1061/* ---------- */ 1161/* ---------- */
1062 unsigned int ModLevel3Mask, 1162 unsigned int ModLevel3Mask,
1063 ModMetaMask, 1163 ModMetaMask,
1064 ModNumLockMask; 1164 ModNumLockMask;
1065 int old_width, /* last used width in screen resize */
1066 old_height; /* last used height in screen resize */
1067 unsigned long priv_modes, 1165 unsigned long priv_modes,
1068 SavedModes; 1166 SavedModes;
1069/* ---------- */ 1167/* ---------- */
1070 Atom *xa; 1168 Atom *xa;
1071/* ---------- */ 1169/* ---------- */
1072 Time selection_time, 1170 Time selection_time,
1073 selection_request_time,
1074 clipboard_time; 1171 clipboard_time;
1172 rxvt_selection *selection_req;
1075 pid_t cmd_pid; /* process id of child */ 1173 pid_t cmd_pid; /* process id of child */
1076 char * incr_buf;
1077 size_t incr_buf_size, incr_buf_fill;
1078/* ---------- */ 1174/* ---------- */
1079 struct mouse_event MEvent; 1175 struct mouse_event MEvent;
1080 XComposeStatus compose; 1176 XComposeStatus compose;
1081 static struct termios def_tio; 1177 static struct termios def_tio;
1082 row_col_t oldcursor; 1178 row_col_t oldcursor;
1083#ifdef HAVE_BG_PIXMAP 1179
1084 bgPixmap_t bgPixmap;
1085#endif
1086#ifdef HAVE_AFTERIMAGE 1180#ifdef HAVE_IMG
1087 ASVisual *asv; 1181 enum {
1088 ASImageManager *asimman; 1182 BG_IS_TRANSPARENT = 1 << 1,
1089 1183 BG_NEEDS_REFRESH = 1 << 2,
1090 void init_asv ()
1091 {
1092 if (!asv)
1093 asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL);
1094 } 1184 };
1185
1186 uint8_t bg_flags;
1187
1188 rxvt_img *bg_img;
1095#endif 1189#endif
1096 1190
1097#if ENABLE_OVERLAY 1191#if ENABLE_OVERLAY
1098 overlay_base ov; 1192 overlay_base ov;
1099 1193
1100 void scr_swap_overlay () NOTHROW; 1194 void scr_swap_overlay () noexcept;
1101 void scr_overlay_new (int x, int y, int w, int h) NOTHROW; 1195 void scr_overlay_new (int x, int y, int w, int h) noexcept;
1102 void scr_overlay_off () NOTHROW; 1196 void scr_overlay_off () noexcept;
1103 void scr_overlay_set (int x, int y, 1197 void scr_overlay_set (int x, int y,
1104 text_t text, 1198 text_t text,
1105 rend_t rend = OVERLAY_RSTYLE) NOTHROW; 1199 rend_t rend = OVERLAY_RSTYLE) noexcept;
1106 void scr_overlay_set (int x, int y, const char *s) NOTHROW; 1200 void scr_overlay_set (int x, int y, const char *s) noexcept;
1107 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW; 1201 void scr_overlay_set (int x, int y, const wchar_t *s) noexcept;
1108#endif 1202#endif
1109 1203
1110 vector<void *> allocated; // free these memory blocks with free() 1204 vector<void *> allocated; // free these memory blocks with free()
1111 1205
1112 char env_windowid[21]; /* environmental variable WINDOWID */ 1206 int parent_x, parent_y; // parent window position relative to root, only updated on demand
1113 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1114 char *env_display; /* environmental variable DISPLAY */
1115 char *env_term; /* environmental variable TERM */
1116 1207
1117 char *locale; 1208 char *locale;
1118 char charsets[4]; 1209 char charsets[4];
1119 char *v_buffer; /* pointer to physical buffer */ 1210 char *v_buffer; /* pointer to physical buffer */
1120 unsigned int v_buflen; /* size of area to write */ 1211 unsigned int v_buflen; /* size of area to write */
1121 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */ 1212 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1213 char **env;
1122 1214
1123#ifdef KEYSYM_RESOURCE 1215#ifdef KEYSYM_RESOURCE
1124 keyboard_manager *keyboard; 1216 keyboard_manager *keyboard;
1125#endif 1217#endif
1126#ifndef NO_RESOURCES 1218#ifndef NO_RESOURCES
1132 char *cmdbuf_ptr, *cmdbuf_endp; 1224 char *cmdbuf_ptr, *cmdbuf_endp;
1133 char cmdbuf_base[CBUFSIZ]; 1225 char cmdbuf_base[CBUFSIZ];
1134 1226
1135 ptytty *pty; 1227 ptytty *pty;
1136 1228
1137 rxvt_salloc *talloc; // text line allocator 1229 // chunk contains all line_t's as well as rend_t and text_t buffers
1138 rxvt_salloc *ralloc; // rend line allocator 1230 // for drawn_buf, swap_buf and row_buf, in this order
1231 void *chunk;
1232 size_t chunk_size;
1233
1234 uint32_t rgb24_color[RGB24_CUBE_SIZE]; // the 24-bit color value
1235 uint16_t rgb24_seqno[RGB24_CUBE_SIZE]; // which one is older?
1236 uint16_t rgb24_sequence;
1139 1237
1140 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's 1238 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1141 1239
1142#if ENABLE_FRILLS || ISO_14755 1240#if ENABLE_FRILLS || ISO_14755
1143 // ISO 14755 entry support 1241 // ISO 14755 entry support
1144 unicode_t iso14755buf; 1242 unicode_t iso14755buf;
1145 void commit_iso14755 (); 1243 void commit_iso14755 ();
1146# if ISO_14755 1244# if ISO_14755
1147 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1); 1245 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1148 void iso14755_54 (int x, int y); 1246 void iso14755_54 (int x, int y);
1149# endif 1247# endif
1150#endif 1248#endif
1151 1249
1152 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse; 1250 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1153 1251
1154 void vt_select_input () const NOTHROW 1252 void vt_select_input () const noexcept
1155 { 1253 {
1156 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse); 1254 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1157 } 1255 }
1158 1256
1159#if ENABLE_TRANSPARENCY || ENABLE_PERL 1257#if ENABLE_PERL
1160 void rootwin_cb (XEvent &xev); 1258 void rootwin_cb (XEvent &xev);
1161 xevent_watcher rootwin_ev; 1259 xevent_watcher rootwin_ev;
1162#endif
1163#ifdef HAVE_BG_PIXMAP
1164 void update_background ();
1165 void update_background_cb (ev::timer &w, int revents);
1166 ev::timer update_background_ev;
1167#endif 1260#endif
1168 1261
1169 void x_cb (XEvent &xev); 1262 void x_cb (XEvent &xev);
1170 xevent_watcher termwin_ev; 1263 xevent_watcher termwin_ev;
1171 xevent_watcher vt_ev; 1264 xevent_watcher vt_ev;
1174 void child_cb (ev::child &w, int revents); ev::child child_ev; 1267 void child_cb (ev::child &w, int revents); ev::child child_ev;
1175 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev; 1268 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1176 void refresh_check (); 1269 void refresh_check ();
1177 void flush (); 1270 void flush ();
1178 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev; 1271 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1272 void cmdbuf_reify ();
1273 void cmdbuf_append (const char *str, size_t count);
1179 bool pty_fill (); 1274 bool pty_fill ();
1180 void pty_cb (ev::io &w, int revents); ev::io pty_ev; 1275 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1181 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1182 1276
1183#ifdef CURSOR_BLINK 1277#ifdef CURSOR_BLINK
1278 void cursor_blink_reset ();
1184 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev; 1279 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1185#endif 1280#endif
1186#ifdef TEXT_BLINK 1281#ifdef TEXT_BLINK
1187 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev; 1282 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1188#endif 1283#endif
1205 void pointer_blank (); 1300 void pointer_blank ();
1206#endif 1301#endif
1207 void pointer_unblank (); 1302 void pointer_unblank ();
1208 1303
1209 void tt_printf (const char *fmt,...); 1304 void tt_printf (const char *fmt,...);
1305 void tt_write_ (const char *data, unsigned int len);
1210 void tt_write (const char *data, unsigned int len); 1306 void tt_write (const char *data, unsigned int len);
1307 void tt_write_user_input (const char *data, unsigned int len);
1211 void pty_write (); 1308 void pty_write ();
1212
1213 void init (stringvec *argv, stringvec *envv)
1214 {
1215 this->argv = argv;
1216 init (argv->size (), argv->begin (), envv);
1217 }
1218 1309
1219 void make_current () const // make this the "currently active" urxvt instance 1310 void make_current () const // make this the "currently active" urxvt instance
1220 { 1311 {
1221 SET_R (this); 1312 SET_R (this);
1222 set_environ (envv); 1313 set_environ (env);
1223 rxvt_set_locale (locale); 1314 rxvt_set_locale (locale);
1224 } 1315 }
1225 1316
1226#if USE_XIM 1317#if USE_XIM
1227 rxvt_xim *input_method; 1318 rxvt_xim *input_method;
1230 XPoint spot; // most recently sent spot position 1321 XPoint spot; // most recently sent spot position
1231 1322
1232 void im_destroy (); 1323 void im_destroy ();
1233 void im_cb (); im_watcher im_ev; 1324 void im_cb (); im_watcher im_ev;
1234 void im_set_size (XRectangle &size); 1325 void im_set_size (XRectangle &size);
1235 void im_set_position (XPoint &pos) NOTHROW; 1326 void im_set_position (XPoint &pos) noexcept;
1236 void im_set_color (unsigned long &fg, unsigned long &bg); 1327 void im_set_color (unsigned long &fg, unsigned long &bg);
1237 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect); 1328 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1238 1329
1239 bool IMisRunning (); 1330 bool im_is_running ();
1240 void IMSendSpot (); 1331 void im_send_spot ();
1241 bool IM_get_IC (const char *modifiers); 1332 bool im_get_ic (const char *modifiers);
1242 void IMSetPosition (); 1333 void im_set_position ();
1243#endif 1334#endif
1244 1335
1245 // command.C 1336 // command.C
1246 void key_press (XKeyEvent &ev); 1337 void key_press (XKeyEvent &ev);
1247 void key_release (XKeyEvent &ev); 1338 void key_release (XKeyEvent &ev);
1248 unsigned int cmd_write (const char *str, unsigned int count);
1249 1339
1250 wchar_t next_char () NOTHROW; 1340 wchar_t next_char () noexcept;
1251 wchar_t cmd_getc () THROW ((class out_of_input)); 1341 wchar_t cmd_getc ();
1252 uint32_t next_octet () NOTHROW; 1342 uint32_t next_octet () noexcept;
1253 uint32_t cmd_get8 () THROW ((class out_of_input)); 1343 uint32_t cmd_get8 ();
1254 1344
1255 void cmd_parse (); 1345 void cmd_parse ();
1256 void mouse_report (XButtonEvent &ev); 1346 void mouse_report (XButtonEvent &ev);
1257 void button_press (XButtonEvent &ev); 1347 void button_press (XButtonEvent &ev);
1258 void button_release (XButtonEvent &ev); 1348 void button_release (XButtonEvent &ev);
1261#if ENABLE_FRILLS 1351#if ENABLE_FRILLS
1262 void set_urgency (bool enable); 1352 void set_urgency (bool enable);
1263#else 1353#else
1264 void set_urgency (bool enable) { } 1354 void set_urgency (bool enable) { }
1265#endif 1355#endif
1266 void update_fade_color (unsigned int idx); 1356 void update_fade_color (unsigned int idx, bool first_time = false);
1267#ifdef PRINTPIPE 1357#ifdef PRINTPIPE
1268 FILE *popen_printer (); 1358 FILE *popen_printer ();
1269 int pclose_printer (FILE *stream); 1359 int pclose_printer (FILE *stream);
1270#endif 1360#endif
1271 void process_print_pipe (); 1361 void process_print_pipe ();
1277 char *get_to_st (unicode_t &ends_how); 1367 char *get_to_st (unicode_t &ends_how);
1278 void process_dcs_seq (); 1368 void process_dcs_seq ();
1279 void process_osc_seq (); 1369 void process_osc_seq ();
1280 void process_color_seq (int report, int color, const char *str, char resp); 1370 void process_color_seq (int report, int color, const char *str, char resp);
1281 void process_xterm_seq (int op, char *str, char resp); 1371 void process_xterm_seq (int op, char *str, char resp);
1372 unsigned int map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a);
1282 int privcases (int mode, unsigned long bit); 1373 int privcases (int mode, unsigned long bit);
1283 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); 1374 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1284 void process_sgr_mode (unsigned int nargs, const int *arg); 1375 void process_sgr_mode (unsigned int nargs, const int *arg);
1285 void process_graphics (); 1376 void set_cursor_style (int style);
1286 // init.C 1377 // init.C
1378 void init (stringvec *argv, stringvec *envv);
1379 void init (int argc, const char *const *argv, const char *const *envv);
1380 void init2 (int argc, const char *const *argv);
1287 void init_vars (); 1381 void init_vars ();
1288 const char **init_resources (int argc, const char *const *argv); 1382 const char **init_resources (int argc, const char *const *argv);
1289 void init (int argc, const char *const *argv, stringvec *envv);
1290 void init_env (); 1383 void init_env ();
1291 void set_locale (const char *locale); 1384 void set_locale (const char *locale);
1292 void init_xlocale (); 1385 void init_xlocale ();
1293 void init_command (const char *const *argv); 1386 void init_command (const char *const *argv);
1294 void run_command (const char *const *argv); 1387 void run_command (const char *const *argv);
1295 int run_child (const char *const *argv); 1388 int run_child (const char *const *argv);
1296 void color_aliases (int idx); 1389 void color_aliases (int idx);
1297 void create_windows (int argc, const char *const *argv); 1390 void create_windows (int argc, const char *const *argv);
1298 void get_colours (); 1391 void get_colors ();
1299 void get_ourmods (); 1392 void get_ourmods ();
1300 void set_icon (const char *file); 1393 void set_icon (const char *file);
1301 // main.C 1394 // main.C
1302 void tt_winch (); 1395 void tt_winch ();
1303 rxvt_term (); 1396 rxvt_term ();
1304 ~rxvt_term (); 1397 ~rxvt_term ();
1305 void destroy (); 1398 void destroy ();
1306 void emergency_cleanup (); 1399 void emergency_cleanup ();
1307 void recolour_cursor (); 1400 void recolor_cursor ();
1308 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent); 1401 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1309 void window_calc (unsigned int newwidth, unsigned int newheight); 1402 void window_calc (unsigned int newwidth, unsigned int newheight);
1310 bool set_fonts (); 1403 bool set_fonts ();
1311 void set_string_property (Atom prop, const char *str, int len = -1); 1404 void set_string_property (Atom prop, const char *str, int len = -1);
1312 void set_mbstring_property (Atom prop, const char *str, int len = -1); 1405 void set_mbstring_property (Atom prop, const char *str, int len = -1);
1313 void set_utf8_property (Atom prop, const char *str, int len = -1); 1406 void set_utf8_property (Atom prop, const char *str, int len = -1);
1314 void set_title (const char *str); 1407 void set_title (const char *str);
1315 void set_icon_name (const char *str); 1408 void set_icon_name (const char *str);
1316 void set_window_color (int idx, const char *color); 1409 void set_window_color (int idx, const char *color);
1317 void set_colorfgbg (); 1410 char *get_colorfgbg ();
1318 bool set_color (rxvt_color &color, const char *name); 1411 bool set_color (rxvt_color &color, const char *name);
1319 void alias_color (int dst, int src); 1412 void alias_color (int dst, int src);
1320 void set_widthheight (unsigned int newwidth, unsigned int newheight); 1413 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1321 void get_window_origin (int &x, int &y); 1414 void get_window_origin (int &x, int &y);
1322 Pixmap get_pixmap_property (int prop_id);
1323 1415
1324 // screen.C 1416 // screen.C
1325 1417
1326 void lalloc (line_t &l) const 1418 bool option (uint8_t opt) const noexcept
1327 { 1419 {
1328 l.t = (text_t *)talloc->alloc (); 1420 return options[opt >> 3] & (1 << (opt & 7));
1329 l.r = (rend_t *)ralloc->alloc ();
1330 } 1421 }
1331 1422
1332#if 0 1423 void set_option (uint8_t opt, bool set = true) noexcept;
1333 void lfree (line_t &l)
1334 {
1335 talloc->free (l.t);
1336 ralloc->free (l.r);
1337 }
1338#endif
1339 1424
1340 void lresize (line_t &l) const
1341 {
1342 if (!l.t)
1343 return;
1344
1345 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1346 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1347
1348 l.l = min (l.l, ncol);
1349
1350 if (ncol > prev_ncol)
1351 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1352 }
1353
1354 int fgcolor_of (rend_t r) const NOTHROW 1425 int fgcolor_of (rend_t r) const noexcept
1355 { 1426 {
1356 int base = GET_BASEFG (r); 1427 int base = GET_BASEFG (r);
1357#ifndef NO_BRIGHTCOLOR 1428#ifndef NO_BRIGHTCOLOR
1358 if (r & RS_Bold 1429 if (r & RS_Bold
1359# if ENABLE_STYLES 1430# if ENABLE_STYLES
1360 && option (Opt_intensityStyles) 1431 && option (Opt_intensityStyles)
1361# endif 1432# endif
1362 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR)) 1433 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1363 base += minBrightCOLOR - minCOLOR; 1434 base += minBrightCOLOR - minCOLOR;
1364#endif 1435#endif
1365 return base; 1436 return base;
1366 } 1437 }
1367 1438
1368 int bgcolor_of (rend_t r) const NOTHROW 1439 int bgcolor_of (rend_t r) const noexcept
1369 { 1440 {
1370 int base = GET_BASEBG (r); 1441 int base = GET_BASEBG (r);
1371#ifndef NO_BRIGHTCOLOR 1442#ifndef NO_BRIGHTCOLOR
1372 if (r & RS_Blink 1443 if (r & RS_Blink
1373# if ENABLE_STYLES 1444# if ENABLE_STYLES
1374 && option (Opt_intensityStyles) 1445 && option (Opt_intensityStyles)
1375# endif 1446# endif
1376 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR)) 1447 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1377 base += minBrightCOLOR - minCOLOR; 1448 base += minBrightCOLOR - minCOLOR;
1378#endif 1449#endif
1379 return base; 1450 return base;
1380 } 1451 }
1381 1452
1382 bool option (uint8_t opt) const NOTHROW 1453 // modifies first argument(!)
1454 void tt_paste (char *data, unsigned int len) noexcept;
1455 void paste (char *data, unsigned int len) noexcept;
1456 void scr_alloc () noexcept;
1457 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept;
1458 void scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept;
1459 void scr_kill_char (line_t &l, int col) const noexcept;
1460 void scr_set_char_rend (line_t &l, int col, rend_t rend);
1461 int scr_scroll_text (int row1, int row2, int count) noexcept;
1462 void copy_line (line_t &dst, line_t &src);
1463 void scr_reset ();
1464 void scr_release () noexcept;
1465 void scr_clear (bool really = false) noexcept;
1466 void scr_refresh () noexcept;
1467 bool scr_refresh_rend (rend_t mask, rend_t value) noexcept;
1468 void scr_erase_screen (int mode) noexcept;
1469#if ENABLE_FRILLS
1470 void scr_erase_savelines () noexcept;
1471 void scr_backindex () noexcept;
1472 void scr_forwardindex () noexcept;
1473#endif
1474 void scr_touch (bool refresh) noexcept;
1475 void scr_expose (int x, int y, int width, int height, bool refresh) noexcept;
1476 void scr_recolor (bool refresh = true) noexcept;
1477 void scr_remap_chars () noexcept;
1478 void scr_remap_chars (line_t &l) noexcept;
1479
1480 enum cursor_mode { SAVE, RESTORE };
1481
1482 void scr_poweron ();
1483 void scr_soft_reset () noexcept;
1484 void scr_cursor (cursor_mode mode) noexcept;
1485 void scr_do_wrap () noexcept;
1486 void scr_swap_screen () noexcept;
1487 void scr_change_screen (int scrn);
1488 void scr_color (unsigned int color, int fgbg) noexcept;
1489 void scr_rendition (int set, int style) noexcept;
1490 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) noexcept;
1491 void scr_backspace () noexcept;
1492 void scr_tab (int count, bool ht = false) noexcept;
1493 void scr_gotorc (int row, int col, int relative) noexcept;
1494 void scr_index (enum page_dirn direction) noexcept;
1495 void scr_erase_line (int mode) noexcept;
1496 void scr_E () noexcept;
1497 void scr_insdel_lines (int count, int insdel) noexcept;
1498 void scr_insdel_chars (int count, int insdel) noexcept;
1499 void scr_scroll_region (int top, int bot) noexcept;
1500 void scr_cursor_visible (int mode) noexcept;
1501 void scr_autowrap (int mode) noexcept;
1502 void scr_relative_origin (int mode) noexcept;
1503 void scr_insert_mode (int mode) noexcept;
1504 void scr_set_tab (int mode) noexcept;
1505 void scr_rvideo_mode (bool on) noexcept;
1506 void scr_report_position () noexcept;
1507 void set_font_style () noexcept;
1508 void scr_charset_choose (int set) noexcept;
1509 void scr_charset_set (int set, unsigned int ch) noexcept;
1510 void scr_move_to (int y, int len) noexcept;
1511 bool scr_page (int nlines) noexcept;
1512 bool scr_page (enum page_dirn direction, int nlines) noexcept
1383 { 1513 {
1384 if (!opt) 1514 return scr_page (direction * nlines);
1385 return 0;
1386
1387 --opt;
1388 return options[opt >> 3] & (1 << (opt & 7));
1389 } 1515 }
1390
1391 void set_option (uint8_t opt, bool set = true) NOTHROW
1392 {
1393 if (!opt)
1394 return;
1395
1396 --opt;
1397 if (set)
1398 options[opt >> 3] |= (1 << (opt & 7));
1399 else
1400 options[opt >> 3] &= ~(1 << (opt & 7));
1401 }
1402
1403 void set_privmode (unsigned bit, int set) NOTHROW
1404 {
1405 if (set)
1406 priv_modes |= bit;
1407 else
1408 priv_modes &= ~bit;
1409 }
1410
1411 // modifies first argument(!)
1412 void tt_paste (char *data, unsigned int len) NOTHROW;
1413 void paste (char *data, unsigned int len) NOTHROW;
1414 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1415 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1416 void scr_kill_char (line_t &l, int col) const NOTHROW;
1417 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1418 void scr_reset ();
1419 void scr_release () NOTHROW;
1420 void scr_clear (bool really = false) NOTHROW;
1421 void scr_refresh () NOTHROW;
1422 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1423 void scr_erase_screen (int mode) NOTHROW;
1424#if ENABLE_FRILLS
1425 void scr_erase_savelines () NOTHROW;
1426 void scr_backindex () NOTHROW;
1427 void scr_forwardindex () NOTHROW;
1428#endif
1429 void scr_touch (bool refresh) NOTHROW;
1430 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1431 void scr_recolour () NOTHROW;
1432 void scr_remap_chars () NOTHROW;
1433 void scr_remap_chars (line_t &l) NOTHROW;
1434
1435 enum cursor_mode { SAVE, RESTORE };
1436
1437 void scr_poweron ();
1438 void scr_soft_reset () NOTHROW;
1439 void scr_cursor (cursor_mode mode) NOTHROW;
1440 void scr_do_wrap () NOTHROW;
1441 void scr_swap_screen () NOTHROW;
1442 void scr_change_screen (int scrn);
1443 void scr_color (unsigned int color, int fgbg) NOTHROW;
1444 void scr_rendition (int set, int style) NOTHROW;
1445 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1446 void scr_backspace () NOTHROW;
1447 void scr_tab (int count, bool ht = false) NOTHROW;
1448 void scr_gotorc (int row, int col, int relative) NOTHROW;
1449 void scr_index (enum page_dirn direction) NOTHROW;
1450 void scr_erase_line (int mode) NOTHROW;
1451 void scr_E () NOTHROW;
1452 void scr_insdel_lines (int count, int insdel) NOTHROW;
1453 void scr_insdel_chars (int count, int insdel) NOTHROW;
1454 void scr_scroll_region (int top, int bot) NOTHROW;
1455 void scr_cursor_visible (int mode) NOTHROW;
1456 void scr_autowrap (int mode) NOTHROW;
1457 void scr_relative_origin (int mode) NOTHROW;
1458 void scr_insert_mode (int mode) NOTHROW;
1459 void scr_set_tab (int mode) NOTHROW;
1460 void scr_rvideo_mode (bool on) NOTHROW;
1461 void scr_report_position () NOTHROW;
1462 void set_font_style () NOTHROW;
1463 void scr_charset_choose (int set) NOTHROW;
1464 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1465 void scr_move_to (int y, int len) NOTHROW;
1466 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1467 bool scr_changeview (int new_view_start) NOTHROW; 1516 bool scr_changeview (int new_view_start) noexcept;
1468 void scr_bell () NOTHROW; 1517 void scr_bell () noexcept;
1469 void scr_printscreen (int fullhist) NOTHROW; 1518 void scr_printscreen (int fullhist) noexcept;
1470 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW; 1519 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept;
1471 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW; 1520 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept;
1472 void scr_reverse_selection () NOTHROW; 1521 void scr_reverse_selection () noexcept;
1473 void scr_dump (int fd) NOTHROW; 1522 void scr_dump (int fd) noexcept;
1474 1523
1475 void selection_check (int check_more) NOTHROW; 1524 void selection_check (int check_more) noexcept;
1476 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW; 1525 void selection_changed () noexcept; /* sets want_refresh, corrects coordinates */
1477 void selection_property (Window win, Atom prop) NOTHROW;
1478 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW; 1526 void selection_request (Time tm, int selnum = Sel_Primary) noexcept;
1479 int selection_request_other (Atom target, int selnum) NOTHROW;
1480 void selection_clear (bool clipboard = false) NOTHROW; 1527 void selection_clear (bool clipboard = false) noexcept;
1481 void selection_make (Time tm); 1528 void selection_make (Time tm);
1482 bool selection_grab (Time tm, bool clipboard = false) NOTHROW; 1529 bool selection_grab (Time tm, bool clipboard = false) noexcept;
1483 void selection_start_colrow (int col, int row) NOTHROW; 1530 void selection_start_colrow (int col, int row) noexcept;
1484 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW; 1531 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept;
1485 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW; 1532 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept;
1486 void selection_remove_trailing_spaces () NOTHROW; 1533 void selection_remove_trailing_spaces () noexcept;
1487 void selection_send (const XSelectionRequestEvent &rq) NOTHROW; 1534 void selection_send (const XSelectionRequestEvent &rq) noexcept;
1488 void selection_click (int clicks, int x, int y) NOTHROW; 1535 void selection_click (int clicks, int x, int y) noexcept;
1489 void selection_extend (int x, int y, int flag) NOTHROW; 1536 void selection_extend (int x, int y, int flag) noexcept;
1490 void selection_rotate (int x, int y) NOTHROW; 1537 void selection_rotate (int x, int y) noexcept;
1491 1538
1492 // xdefaults.C 1539 // xdefaults.C
1540 void rxvt_usage (int type);
1493 void get_options (int argc, const char *const *argv); 1541 const char **get_options (int argc, const char *const *argv);
1542 int parse_keysym (const char *str, unsigned int &state);
1494 int parse_keysym (const char *str, const char *arg); 1543 int bind_action (const char *str, const char *arg);
1495 const char *x_resource (const char *name); 1544 const char *x_resource (const char *name);
1496 void extract_resources (); 1545 void extract_resources ();
1546 void enumerate_resources (void (*cb)(rxvt_term *, const char *, const char *), const char *name_p = 0, const char *class_p = 0);
1547 void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *))
1548 {
1549 enumerate_resources (cb, "keysym", "Keysym");
1550 }
1551 void extract_keysym_resources ();
1497}; 1552};
1498 1553
1499#endif /* _RXVT_H_ */ 1554#endif /* _RXVT_H_ */
1500 1555

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