Mercurial > hg > xemacs-beta
annotate src/objects-tty.c @ 5120:d1247f3cc363 ben-lisp-object
latest work on lisp-object workspace;
more changes eliminating LCRECORD in place of LISP_OBJECT;
now compiles and runs.
| author | Ben Wing <ben@xemacs.org> |
|---|---|
| date | Mon, 28 Dec 2009 01:15:52 -0600 |
| parents | e0db3c197671 |
| children | b5df3737028a |
| rev | line source |
|---|---|
| 428 | 1 /* TTY-specific Lisp objects. |
| 2 Copyright (C) 1995 Board of Trustees, University of Illinois. | |
| 793 | 3 Copyright (C) 1995, 1996, 2001, 2002 Ben Wing. |
| 428 | 4 |
| 5 This file is part of XEmacs. | |
| 6 | |
| 7 XEmacs is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 9 Free Software Foundation; either version 2, or (at your option) any | |
| 10 later version. | |
| 11 | |
| 12 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with XEmacs; see the file COPYING. If not, write to | |
| 19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 20 Boston, MA 02111-1307, USA. */ | |
| 21 | |
| 22 /* Synched up with: Not in FSF. */ | |
| 23 | |
| 24 #include <config.h> | |
| 25 #include "lisp.h" | |
| 26 | |
| 872 | 27 #include "console-tty-impl.h" |
| 428 | 28 #include "insdel.h" |
| 872 | 29 #include "objects-tty-impl.h" |
| 428 | 30 #include "device.h" |
| 771 | 31 #include "charset.h" |
| 428 | 32 |
|
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parents:
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33 #ifdef NEW_GC |
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Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
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34 # define UNUSED_IF_NEW_GC(decl) UNUSED (decl) |
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3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
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35 #else |
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3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
|
36 # define UNUSED_IF_NEW_GC(decl) decl |
|
3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
|
37 #endif |
|
3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
|
38 |
| 428 | 39 /* An alist mapping from color names to a cons of (FG-STRING, BG-STRING). */ |
| 40 Lisp_Object Vtty_color_alist; | |
| 41 #if 0 /* This stuff doesn't quite work yet */ | |
| 42 Lisp_Object Vtty_dynamic_color_fg; | |
| 43 Lisp_Object Vtty_dynamic_color_bg; | |
| 44 #endif | |
| 45 | |
| 1204 | 46 static const struct memory_description tty_color_instance_data_description_1 [] = { |
| 47 { XD_LISP_OBJECT, offsetof (struct tty_color_instance_data, symbol) }, | |
| 48 { XD_END } | |
| 49 }; | |
| 50 | |
| 3092 | 51 #ifdef NEW_GC |
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52 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("tty-color-instance-data", |
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53 tty_color_instance_data, |
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54 0, tty_color_instance_data_description_1, |
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55 struct tty_color_instance_data); |
| 3092 | 56 #else /* not NEW_GC */ |
| 1204 | 57 const struct sized_memory_description tty_color_instance_data_description = { |
| 58 sizeof (struct tty_color_instance_data), tty_color_instance_data_description_1 | |
| 59 }; | |
| 3092 | 60 #endif /* not NEW_GC */ |
| 1204 | 61 |
| 62 static const struct memory_description tty_font_instance_data_description_1 [] = { | |
| 63 { XD_LISP_OBJECT, offsetof (struct tty_font_instance_data, charset) }, | |
| 64 { XD_END } | |
| 65 }; | |
| 66 | |
| 3092 | 67 #ifdef NEW_GC |
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68 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("tty-font-instance-data", |
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69 tty_font_instance_data, 0, |
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parents:
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70 tty_font_instance_data_description_1, |
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e0db3c197671
merge up to latest default branch, doesn't compile yet
Ben Wing <ben@xemacs.org>
parents:
4710
diff
changeset
|
71 struct tty_font_instance_data); |
| 3092 | 72 #else /* not NEW_GC */ |
| 1204 | 73 const struct sized_memory_description tty_font_instance_data_description = { |
| 74 sizeof (struct tty_font_instance_data), tty_font_instance_data_description_1 | |
| 75 }; | |
| 3092 | 76 #endif /* not NEW_GC */ |
| 1204 | 77 |
| 428 | 78 DEFUN ("register-tty-color", Fregister_tty_color, 3, 3, 0, /* |
| 79 Register COLOR as a recognized TTY color. | |
| 80 COLOR should be a string. | |
| 81 Strings FG-STRING and BG-STRING should specify the escape sequences to | |
| 82 set the foreground and background to the given color, respectively. | |
| 83 */ | |
| 84 (color, fg_string, bg_string)) | |
| 85 { | |
| 86 CHECK_STRING (color); | |
| 87 CHECK_STRING (fg_string); | |
| 88 CHECK_STRING (bg_string); | |
| 89 | |
| 90 color = Fintern (color, Qnil); | |
| 91 Vtty_color_alist = Fremassq (color, Vtty_color_alist); | |
| 92 Vtty_color_alist = Fcons (Fcons (color, Fcons (fg_string, bg_string)), | |
| 93 Vtty_color_alist); | |
| 94 | |
| 95 return Qnil; | |
| 96 } | |
| 97 | |
| 98 DEFUN ("unregister-tty-color", Funregister_tty_color, 1, 1, 0, /* | |
| 99 Unregister COLOR as a recognized TTY color. | |
| 100 */ | |
| 101 (color)) | |
| 102 { | |
| 103 CHECK_STRING (color); | |
| 104 | |
| 105 color = Fintern (color, Qnil); | |
| 106 Vtty_color_alist = Fremassq (color, Vtty_color_alist); | |
| 107 return Qnil; | |
| 108 } | |
| 109 | |
| 110 DEFUN ("find-tty-color", Ffind_tty_color, 1, 1, 0, /* | |
| 111 Look up COLOR in the list of registered TTY colors. | |
| 112 If it is found, return a list (FG-STRING BG-STRING) of the escape | |
| 113 sequences used to set the foreground and background to the color, respectively. | |
| 114 If it is not found, return nil. | |
| 115 */ | |
| 116 (color)) | |
| 117 { | |
| 118 Lisp_Object result; | |
| 119 | |
| 120 CHECK_STRING (color); | |
| 121 | |
| 122 result = Fassq (Fintern (color, Qnil), Vtty_color_alist); | |
| 123 if (!NILP (result)) | |
| 124 return list2 (Fcar (Fcdr (result)), Fcdr (Fcdr (result))); | |
| 125 else | |
| 126 return Qnil; | |
| 127 } | |
| 128 | |
| 2527 | 129 static Lisp_Object |
| 130 tty_color_list (void) | |
| 428 | 131 { |
| 132 Lisp_Object result = Qnil; | |
| 133 Lisp_Object rest; | |
| 134 | |
| 135 LIST_LOOP (rest, Vtty_color_alist) | |
| 136 { | |
| 137 result = Fcons (Fsymbol_name (XCAR (XCAR (rest))), result); | |
| 138 } | |
| 139 | |
| 140 return Fnreverse (result); | |
| 141 } | |
| 142 | |
| 143 #if 0 | |
| 144 | |
| 145 /* This approach is too simplistic. The problem is that the | |
| 146 dynamic color settings apply to *all* text in the default color, | |
| 147 not just the text output after the escape sequence has been given. */ | |
| 148 | |
| 149 DEFUN ("set-tty-dynamic-color-specs", Fset_tty_dynamic_color_specs, 2, 2, 0, /* | |
| 150 Set the dynamic color specifications for TTY's. | |
| 151 FG and BG should be either nil or vaguely printf-like strings, | |
| 152 where each occurrence of %s is replaced with the color name and each | |
| 153 occurrence of %% is replaced with a single % character. | |
| 154 */ | |
| 155 (fg, bg)) | |
| 156 { | |
| 157 if (!NILP (fg)) | |
| 158 CHECK_STRING (fg); | |
| 159 if (!NILP (bg)) | |
| 160 CHECK_STRING (bg); | |
| 161 | |
| 162 Vtty_dynamic_color_fg = fg; | |
| 163 Vtty_dynamic_color_bg = bg; | |
| 164 | |
| 165 return Qnil; | |
| 166 } | |
| 167 | |
| 168 DEFUN ("tty-dynamic-color-specs", Ftty_dynamic_color_specs, 0, 0, 0, /* | |
| 169 Return the dynamic color specifications for TTY's as a list of (FG BG). | |
| 170 See `set-tty-dynamic-color-specs'. | |
| 171 */ | |
| 172 ()) | |
| 173 { | |
| 174 return list2 (Vtty_dynamic_color_fg, Vtty_dynamic_color_bg); | |
| 175 } | |
| 176 | |
| 177 #endif /* 0 */ | |
| 178 | |
| 179 static int | |
| 440 | 180 tty_initialize_color_instance (Lisp_Color_Instance *c, Lisp_Object name, |
| 2286 | 181 Lisp_Object UNUSED (device), |
| 182 Error_Behavior UNUSED (errb)) | |
| 428 | 183 { |
| 184 Lisp_Object result; | |
| 185 | |
| 186 name = Fintern (name, Qnil); | |
| 187 result = assq_no_quit (name, Vtty_color_alist); | |
| 188 | |
| 189 if (NILP (result)) | |
| 190 { | |
| 191 #if 0 | |
| 192 if (!STRINGP (Vtty_dynamic_color_fg) | |
| 193 && !STRINGP (Vtty_dynamic_color_bg)) | |
| 194 #endif | |
| 195 return 0; | |
| 196 } | |
| 197 | |
| 198 /* Don't allocate the data until we're sure that we will succeed. */ | |
| 3092 | 199 #ifdef NEW_GC |
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200 c->data = |
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latest work on lisp-object workspace;
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parents:
5118
diff
changeset
|
201 XTTY_COLOR_INSTANCE_DATA (ALLOC_LISP_OBJECT (tty_color_instance_data)); |
| 3092 | 202 #else /* not NEW_GC */ |
| 428 | 203 c->data = xnew (struct tty_color_instance_data); |
| 3092 | 204 #endif /* not NEW_GC */ |
| 428 | 205 COLOR_INSTANCE_TTY_SYMBOL (c) = name; |
| 206 | |
| 207 return 1; | |
| 208 } | |
| 209 | |
| 210 static void | |
| 440 | 211 tty_mark_color_instance (Lisp_Color_Instance *c) |
| 428 | 212 { |
| 213 mark_object (COLOR_INSTANCE_TTY_SYMBOL (c)); | |
| 214 } | |
| 215 | |
| 216 static void | |
| 2286 | 217 tty_print_color_instance (Lisp_Color_Instance *UNUSED (c), |
| 218 Lisp_Object UNUSED (printcharfun), | |
| 219 int UNUSED (escapeflag)) | |
| 428 | 220 { |
| 221 } | |
| 222 | |
| 223 static void | |
|
4710
3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
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224 tty_finalize_color_instance (Lisp_Color_Instance *UNUSED_IF_NEW_GC (c)) |
| 428 | 225 { |
| 4141 | 226 #ifndef NEW_GC |
| 428 | 227 if (c->data) |
| 1726 | 228 xfree (c->data, void *); |
| 4141 | 229 #endif /* not NEW_GC */ |
| 4117 | 230 } |
| 428 | 231 |
| 232 static int | |
| 440 | 233 tty_color_instance_equal (Lisp_Color_Instance *c1, |
| 234 Lisp_Color_Instance *c2, | |
| 2286 | 235 int UNUSED (depth)) |
| 428 | 236 { |
| 237 return (EQ (COLOR_INSTANCE_TTY_SYMBOL (c1), | |
| 238 COLOR_INSTANCE_TTY_SYMBOL (c2))); | |
| 239 } | |
| 240 | |
| 2515 | 241 static Hashcode |
| 2286 | 242 tty_color_instance_hash (Lisp_Color_Instance *c, int UNUSED (depth)) |
| 428 | 243 { |
| 244 return LISP_HASH (COLOR_INSTANCE_TTY_SYMBOL (c)); | |
| 245 } | |
| 246 | |
| 247 static int | |
| 2286 | 248 tty_valid_color_name_p (struct device *UNUSED (d), Lisp_Object color) |
| 428 | 249 { |
| 250 return (!NILP (assoc_no_quit (Fintern (color, Qnil), Vtty_color_alist))); | |
| 251 #if 0 | |
| 252 || STRINGP (Vtty_dynamic_color_fg) | |
| 253 || STRINGP (Vtty_dynamic_color_bg) | |
| 254 #endif | |
| 255 } | |
| 256 | |
| 257 | |
| 258 static int | |
| 440 | 259 tty_initialize_font_instance (Lisp_Font_Instance *f, Lisp_Object name, |
| 2286 | 260 Lisp_Object UNUSED (device), |
| 261 Error_Behavior UNUSED (errb)) | |
| 428 | 262 { |
| 867 | 263 Ibyte *str = XSTRING_DATA (name); |
| 428 | 264 Lisp_Object charset = Qnil; |
| 265 | |
| 2367 | 266 if (qxestrncmp_ascii (str, "normal", 6)) |
| 428 | 267 return 0; |
| 268 str += 6; | |
| 269 if (*str) | |
| 270 { | |
| 271 #ifdef MULE | |
| 272 if (*str != '/') | |
| 273 return 0; | |
| 274 str++; | |
| 771 | 275 charset = Ffind_charset (intern_int (str)); |
| 428 | 276 if (NILP (charset)) |
| 277 return 0; | |
| 278 #else | |
| 279 return 0; | |
| 280 #endif | |
| 281 } | |
| 282 | |
| 283 /* Don't allocate the data until we're sure that we will succeed. */ | |
| 3092 | 284 #ifdef NEW_GC |
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285 f->data = |
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latest work on lisp-object workspace;
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parents:
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diff
changeset
|
286 XTTY_FONT_INSTANCE_DATA (ALLOC_LISP_OBJECT (tty_font_instance_data)); |
| 3092 | 287 #else /* not NEW_GC */ |
| 428 | 288 f->data = xnew (struct tty_font_instance_data); |
| 3092 | 289 #endif /* not NEW_GC */ |
| 428 | 290 FONT_INSTANCE_TTY_CHARSET (f) = charset; |
| 291 #ifdef MULE | |
| 292 if (CHARSETP (charset)) | |
| 293 f->width = XCHARSET_COLUMNS (charset); | |
| 294 else | |
| 295 #endif | |
| 296 f->width = 1; | |
| 297 | |
| 298 f->proportional_p = 0; | |
| 299 f->ascent = f->height = 1; | |
| 300 f->descent = 0; | |
| 301 | |
| 302 return 1; | |
| 303 } | |
| 304 | |
| 305 static void | |
| 440 | 306 tty_mark_font_instance (Lisp_Font_Instance *f) |
| 428 | 307 { |
| 308 mark_object (FONT_INSTANCE_TTY_CHARSET (f)); | |
| 309 } | |
| 310 | |
| 311 static void | |
| 2286 | 312 tty_print_font_instance (Lisp_Font_Instance *UNUSED (f), |
| 313 Lisp_Object UNUSED (printcharfun), | |
| 314 int UNUSED (escapeflag)) | |
| 428 | 315 { |
| 316 } | |
| 317 | |
| 318 static void | |
|
4710
3a87551bfeb5
Fixes for a number of minor warnings issued by gcc. See xemacs-patches message
Jerry James <james@xemacs.org>
parents:
4353
diff
changeset
|
319 tty_finalize_font_instance (Lisp_Font_Instance *UNUSED_IF_NEW_GC (f)) |
| 428 | 320 { |
| 4141 | 321 #ifndef NEW_GC |
| 428 | 322 if (f->data) |
| 1726 | 323 xfree (f->data, void *); |
| 4141 | 324 #endif /* not NEW_GC */ |
| 4117 | 325 } |
| 428 | 326 |
| 327 static Lisp_Object | |
| 2527 | 328 tty_font_list (Lisp_Object UNUSED (pattern), Lisp_Object UNUSED (device), |
| 2286 | 329 Lisp_Object UNUSED (maxnumber)) |
| 428 | 330 { |
| 331 return list1 (build_string ("normal")); | |
| 332 } | |
| 333 | |
| 334 #ifdef MULE | |
| 335 | |
| 336 static int | |
| 2286 | 337 tty_font_spec_matches_charset (struct device *UNUSED (d), Lisp_Object charset, |
| 867 | 338 const Ibyte *nonreloc, Lisp_Object reloc, |
| 872 | 339 Bytecount offset, Bytecount length, |
| 3841 | 340 enum font_specifier_matchspec_stages stage) |
| 428 | 341 { |
| 867 | 342 const Ibyte *the_nonreloc = nonreloc; |
| 428 | 343 |
| 872 | 344 if (stage) |
| 345 return 0; | |
| 346 | |
| 428 | 347 if (!the_nonreloc) |
| 348 the_nonreloc = XSTRING_DATA (reloc); | |
| 349 fixup_internal_substring (nonreloc, reloc, offset, &length); | |
| 350 the_nonreloc += offset; | |
| 351 | |
|
4353
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Merge an old patch of Ben's, involving font instantiation and charsets.
Aidan Kehoe <kehoea@parhasard.net>
parents:
4141
diff
changeset
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352 if (NILP (charset)) |
| 428 | 353 return !memchr (the_nonreloc, '/', length); |
| 867 | 354 the_nonreloc = (const Ibyte *) memchr (the_nonreloc, '/', length); |
| 428 | 355 if (!the_nonreloc) |
| 356 return 0; | |
| 357 the_nonreloc++; | |
| 358 { | |
| 793 | 359 Lisp_Object s = symbol_name (XSYMBOL (XCHARSET_NAME (charset))); |
| 360 return !qxestrcmp (the_nonreloc, XSTRING_DATA (s)); | |
| 428 | 361 } |
| 362 } | |
| 363 | |
| 364 /* find a font spec that matches font spec FONT and also matches | |
| 365 (the registry of) CHARSET. */ | |
| 366 static Lisp_Object | |
| 367 tty_find_charset_font (Lisp_Object device, Lisp_Object font, | |
| 3659 | 368 Lisp_Object charset, |
| 369 enum font_specifier_matchspec_stages stage) | |
| 428 | 370 { |
| 867 | 371 Ibyte *fontname = XSTRING_DATA (font); |
| 428 | 372 |
| 872 | 373 if (stage) |
| 374 return Qnil; | |
| 375 | |
| 442 | 376 if (strchr ((const char *) fontname, '/')) |
| 428 | 377 { |
| 378 if (tty_font_spec_matches_charset (XDEVICE (device), charset, 0, | |
| 4124 | 379 font, 0, -1, initial)) |
| 428 | 380 return font; |
| 381 return Qnil; | |
| 382 } | |
| 383 | |
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4353
4143b78d0df0
Merge an old patch of Ben's, involving font instantiation and charsets.
Aidan Kehoe <kehoea@parhasard.net>
parents:
4141
diff
changeset
|
384 if (NILP (charset)) |
| 428 | 385 return font; |
| 386 | |
| 387 return concat3 (font, build_string ("/"), | |
| 388 Fsymbol_name (XCHARSET_NAME (charset))); | |
| 389 } | |
| 390 | |
| 391 #endif /* MULE */ | |
| 392 | |
| 393 | |
| 394 /************************************************************************/ | |
| 395 /* initialization */ | |
| 396 /************************************************************************/ | |
| 397 | |
| 398 void | |
| 399 syms_of_objects_tty (void) | |
| 400 { | |
| 3092 | 401 #ifdef NEW_GC |
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parents:
4710
diff
changeset
|
402 INIT_LISP_OBJECT (tty_color_instance_data); |
|
e0db3c197671
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Ben Wing <ben@xemacs.org>
parents:
4710
diff
changeset
|
403 INIT_LISP_OBJECT (tty_font_instance_data); |
| 3092 | 404 #endif /* NEW_GC */ |
| 405 | |
| 428 | 406 DEFSUBR (Fregister_tty_color); |
| 407 DEFSUBR (Funregister_tty_color); | |
| 408 DEFSUBR (Ffind_tty_color); | |
| 409 #if 0 | |
| 410 DEFSUBR (Fset_tty_dynamic_color_specs); | |
| 411 DEFSUBR (Ftty_dynamic_color_specs); | |
| 412 #endif | |
| 413 } | |
| 414 | |
| 415 void | |
| 416 console_type_create_objects_tty (void) | |
| 417 { | |
| 418 /* object methods */ | |
| 419 CONSOLE_HAS_METHOD (tty, initialize_color_instance); | |
| 420 CONSOLE_HAS_METHOD (tty, mark_color_instance); | |
| 421 CONSOLE_HAS_METHOD (tty, print_color_instance); | |
| 422 CONSOLE_HAS_METHOD (tty, finalize_color_instance); | |
| 423 CONSOLE_HAS_METHOD (tty, color_instance_equal); | |
| 424 CONSOLE_HAS_METHOD (tty, color_instance_hash); | |
| 425 CONSOLE_HAS_METHOD (tty, valid_color_name_p); | |
| 2527 | 426 CONSOLE_HAS_METHOD (tty, color_list); |
| 428 | 427 |
| 428 CONSOLE_HAS_METHOD (tty, initialize_font_instance); | |
| 429 CONSOLE_HAS_METHOD (tty, mark_font_instance); | |
| 430 CONSOLE_HAS_METHOD (tty, print_font_instance); | |
| 431 CONSOLE_HAS_METHOD (tty, finalize_font_instance); | |
| 2527 | 432 CONSOLE_HAS_METHOD (tty, font_list); |
| 428 | 433 #ifdef MULE |
| 434 CONSOLE_HAS_METHOD (tty, font_spec_matches_charset); | |
| 435 CONSOLE_HAS_METHOD (tty, find_charset_font); | |
| 436 #endif | |
| 437 } | |
| 438 | |
| 439 void | |
| 440 vars_of_objects_tty (void) | |
| 441 { | |
| 442 staticpro (&Vtty_color_alist); | |
| 443 Vtty_color_alist = Qnil; | |
| 444 | |
| 445 #if 0 | |
| 446 staticpro (&Vtty_dynamic_color_fg); | |
| 447 Vtty_dynamic_color_fg = Qnil; | |
| 448 | |
| 449 staticpro (&Vtty_dynamic_color_bg); | |
| 450 Vtty_dynamic_color_bg = Qnil; | |
| 451 #endif | |
| 452 } |