Mercurial > hg > xemacs-beta
annotate src/fontcolor-tty.c @ 5895:b2709239b1f6
Update Postgresql module for 2015 and MacPorts reality.
| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Mon, 04 May 2015 14:32:22 +0900 |
| parents | 10f179710250 |
| children |
| rev | line source |
|---|---|
| 428 | 1 /* TTY-specific Lisp objects. |
| 2 Copyright (C) 1995 Board of Trustees, University of Illinois. | |
|
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3 Copyright (C) 1995, 1996, 2001, 2002, 2010 Ben Wing. |
| 428 | 4 |
| 5 This file is part of XEmacs. | |
| 6 | |
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7 XEmacs is free software: you can redistribute it and/or modify it |
| 428 | 8 under the terms of the GNU General Public License as published by the |
|
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9 Free Software Foundation, either version 3 of the License, or (at your |
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10 option) any later version. |
| 428 | 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 | |
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 428 | 19 |
| 20 /* Synched up with: Not in FSF. */ | |
| 21 | |
| 22 #include <config.h> | |
| 23 #include "lisp.h" | |
| 24 | |
| 872 | 25 #include "console-tty-impl.h" |
| 428 | 26 #include "insdel.h" |
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27 #include "fontcolor-tty-impl.h" |
| 428 | 28 #include "device.h" |
| 771 | 29 #include "charset.h" |
| 428 | 30 |
| 31 /* An alist mapping from color names to a cons of (FG-STRING, BG-STRING). */ | |
| 32 Lisp_Object Vtty_color_alist; | |
| 33 #if 0 /* This stuff doesn't quite work yet */ | |
| 34 Lisp_Object Vtty_dynamic_color_fg; | |
| 35 Lisp_Object Vtty_dynamic_color_bg; | |
| 36 #endif | |
| 37 | |
| 1204 | 38 static const struct memory_description tty_color_instance_data_description_1 [] = { |
| 39 { XD_LISP_OBJECT, offsetof (struct tty_color_instance_data, symbol) }, | |
| 40 { XD_END } | |
| 41 }; | |
| 42 | |
| 3092 | 43 #ifdef NEW_GC |
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44 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("tty-color-instance-data", |
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45 tty_color_instance_data, |
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46 0, tty_color_instance_data_description_1, |
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47 struct tty_color_instance_data); |
| 3092 | 48 #else /* not NEW_GC */ |
| 1204 | 49 const struct sized_memory_description tty_color_instance_data_description = { |
| 50 sizeof (struct tty_color_instance_data), tty_color_instance_data_description_1 | |
| 51 }; | |
| 3092 | 52 #endif /* not NEW_GC */ |
| 1204 | 53 |
| 54 static const struct memory_description tty_font_instance_data_description_1 [] = { | |
| 55 { XD_LISP_OBJECT, offsetof (struct tty_font_instance_data, charset) }, | |
| 56 { XD_END } | |
| 57 }; | |
| 58 | |
| 3092 | 59 #ifdef NEW_GC |
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60 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("tty-font-instance-data", |
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61 tty_font_instance_data, 0, |
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62 tty_font_instance_data_description_1, |
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63 struct tty_font_instance_data); |
| 3092 | 64 #else /* not NEW_GC */ |
| 1204 | 65 const struct sized_memory_description tty_font_instance_data_description = { |
| 66 sizeof (struct tty_font_instance_data), tty_font_instance_data_description_1 | |
| 67 }; | |
| 3092 | 68 #endif /* not NEW_GC */ |
| 1204 | 69 |
| 428 | 70 DEFUN ("register-tty-color", Fregister_tty_color, 3, 3, 0, /* |
| 71 Register COLOR as a recognized TTY color. | |
| 72 COLOR should be a string. | |
| 73 Strings FG-STRING and BG-STRING should specify the escape sequences to | |
| 74 set the foreground and background to the given color, respectively. | |
| 75 */ | |
| 76 (color, fg_string, bg_string)) | |
| 77 { | |
| 78 CHECK_STRING (color); | |
| 79 CHECK_STRING (fg_string); | |
| 80 CHECK_STRING (bg_string); | |
| 81 | |
| 82 color = Fintern (color, Qnil); | |
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83 Vtty_color_alist = remassq_no_quit (color, Vtty_color_alist); |
| 428 | 84 Vtty_color_alist = Fcons (Fcons (color, Fcons (fg_string, bg_string)), |
| 85 Vtty_color_alist); | |
| 86 | |
| 87 return Qnil; | |
| 88 } | |
| 89 | |
| 90 DEFUN ("unregister-tty-color", Funregister_tty_color, 1, 1, 0, /* | |
| 91 Unregister COLOR as a recognized TTY color. | |
| 92 */ | |
| 93 (color)) | |
| 94 { | |
| 95 CHECK_STRING (color); | |
| 96 | |
| 97 color = Fintern (color, Qnil); | |
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98 Vtty_color_alist = remassq_no_quit (color, Vtty_color_alist); |
| 428 | 99 return Qnil; |
| 100 } | |
| 101 | |
| 102 DEFUN ("find-tty-color", Ffind_tty_color, 1, 1, 0, /* | |
| 103 Look up COLOR in the list of registered TTY colors. | |
| 104 If it is found, return a list (FG-STRING BG-STRING) of the escape | |
| 105 sequences used to set the foreground and background to the color, respectively. | |
| 106 If it is not found, return nil. | |
| 107 */ | |
| 108 (color)) | |
| 109 { | |
| 110 Lisp_Object result; | |
| 111 | |
| 112 CHECK_STRING (color); | |
| 113 | |
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114 result = assq_no_quit (Fintern (color, Qnil), Vtty_color_alist); |
| 428 | 115 if (!NILP (result)) |
| 116 return list2 (Fcar (Fcdr (result)), Fcdr (Fcdr (result))); | |
| 117 else | |
| 118 return Qnil; | |
| 119 } | |
| 120 | |
| 2527 | 121 static Lisp_Object |
| 122 tty_color_list (void) | |
| 428 | 123 { |
| 124 Lisp_Object result = Qnil; | |
| 125 Lisp_Object rest; | |
| 126 | |
| 127 LIST_LOOP (rest, Vtty_color_alist) | |
| 128 { | |
| 129 result = Fcons (Fsymbol_name (XCAR (XCAR (rest))), result); | |
| 130 } | |
| 131 | |
| 132 return Fnreverse (result); | |
| 133 } | |
| 134 | |
| 135 #if 0 | |
| 136 | |
| 137 /* This approach is too simplistic. The problem is that the | |
| 138 dynamic color settings apply to *all* text in the default color, | |
| 139 not just the text output after the escape sequence has been given. */ | |
| 140 | |
| 141 DEFUN ("set-tty-dynamic-color-specs", Fset_tty_dynamic_color_specs, 2, 2, 0, /* | |
| 142 Set the dynamic color specifications for TTY's. | |
| 143 FG and BG should be either nil or vaguely printf-like strings, | |
| 144 where each occurrence of %s is replaced with the color name and each | |
| 145 occurrence of %% is replaced with a single % character. | |
| 146 */ | |
| 147 (fg, bg)) | |
| 148 { | |
| 149 if (!NILP (fg)) | |
| 150 CHECK_STRING (fg); | |
| 151 if (!NILP (bg)) | |
| 152 CHECK_STRING (bg); | |
| 153 | |
| 154 Vtty_dynamic_color_fg = fg; | |
| 155 Vtty_dynamic_color_bg = bg; | |
| 156 | |
| 157 return Qnil; | |
| 158 } | |
| 159 | |
| 160 DEFUN ("tty-dynamic-color-specs", Ftty_dynamic_color_specs, 0, 0, 0, /* | |
| 161 Return the dynamic color specifications for TTY's as a list of (FG BG). | |
| 162 See `set-tty-dynamic-color-specs'. | |
| 163 */ | |
| 164 ()) | |
| 165 { | |
| 166 return list2 (Vtty_dynamic_color_fg, Vtty_dynamic_color_bg); | |
| 167 } | |
| 168 | |
| 169 #endif /* 0 */ | |
| 170 | |
| 171 static int | |
| 440 | 172 tty_initialize_color_instance (Lisp_Color_Instance *c, Lisp_Object name, |
| 2286 | 173 Lisp_Object UNUSED (device), |
| 174 Error_Behavior UNUSED (errb)) | |
| 428 | 175 { |
| 176 Lisp_Object result; | |
| 177 | |
| 178 name = Fintern (name, Qnil); | |
| 179 result = assq_no_quit (name, Vtty_color_alist); | |
| 180 | |
| 181 if (NILP (result)) | |
| 182 { | |
| 183 #if 0 | |
| 184 if (!STRINGP (Vtty_dynamic_color_fg) | |
| 185 && !STRINGP (Vtty_dynamic_color_bg)) | |
| 186 #endif | |
| 187 return 0; | |
| 188 } | |
| 189 | |
| 190 /* Don't allocate the data until we're sure that we will succeed. */ | |
| 3092 | 191 #ifdef NEW_GC |
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193 XTTY_COLOR_INSTANCE_DATA (ALLOC_NORMAL_LISP_OBJECT (tty_color_instance_data)); |
| 3092 | 194 #else /* not NEW_GC */ |
| 428 | 195 c->data = xnew (struct tty_color_instance_data); |
| 3092 | 196 #endif /* not NEW_GC */ |
| 428 | 197 COLOR_INSTANCE_TTY_SYMBOL (c) = name; |
| 198 | |
| 199 return 1; | |
| 200 } | |
| 201 | |
| 202 static void | |
| 440 | 203 tty_mark_color_instance (Lisp_Color_Instance *c) |
| 428 | 204 { |
| 205 mark_object (COLOR_INSTANCE_TTY_SYMBOL (c)); | |
| 206 } | |
| 207 | |
| 208 static void | |
| 2286 | 209 tty_print_color_instance (Lisp_Color_Instance *UNUSED (c), |
| 210 Lisp_Object UNUSED (printcharfun), | |
| 211 int UNUSED (escapeflag)) | |
| 428 | 212 { |
| 213 } | |
| 214 | |
| 215 static void | |
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216 tty_finalize_color_instance (Lisp_Color_Instance *UNUSED_IF_NEW_GC (c)) |
| 428 | 217 { |
| 4141 | 218 #ifndef NEW_GC |
| 428 | 219 if (c->data) |
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220 { |
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221 xfree (c->data); |
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222 c->data = 0; |
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223 } |
| 4141 | 224 #endif /* not NEW_GC */ |
| 4117 | 225 } |
| 428 | 226 |
| 227 static int | |
| 440 | 228 tty_color_instance_equal (Lisp_Color_Instance *c1, |
| 229 Lisp_Color_Instance *c2, | |
| 2286 | 230 int UNUSED (depth)) |
| 428 | 231 { |
| 232 return (EQ (COLOR_INSTANCE_TTY_SYMBOL (c1), | |
| 233 COLOR_INSTANCE_TTY_SYMBOL (c2))); | |
| 234 } | |
| 235 | |
| 2515 | 236 static Hashcode |
| 2286 | 237 tty_color_instance_hash (Lisp_Color_Instance *c, int UNUSED (depth)) |
| 428 | 238 { |
| 239 return LISP_HASH (COLOR_INSTANCE_TTY_SYMBOL (c)); | |
| 240 } | |
| 241 | |
| 242 static int | |
| 2286 | 243 tty_valid_color_name_p (struct device *UNUSED (d), Lisp_Object color) |
| 428 | 244 { |
| 245 return (!NILP (assoc_no_quit (Fintern (color, Qnil), Vtty_color_alist))); | |
| 246 #if 0 | |
| 247 || STRINGP (Vtty_dynamic_color_fg) | |
| 248 || STRINGP (Vtty_dynamic_color_bg) | |
| 249 #endif | |
| 250 } | |
| 251 | |
| 252 | |
| 253 static int | |
| 440 | 254 tty_initialize_font_instance (Lisp_Font_Instance *f, Lisp_Object name, |
| 2286 | 255 Lisp_Object UNUSED (device), |
| 256 Error_Behavior UNUSED (errb)) | |
| 428 | 257 { |
| 867 | 258 Ibyte *str = XSTRING_DATA (name); |
| 428 | 259 Lisp_Object charset = Qnil; |
| 260 | |
| 2367 | 261 if (qxestrncmp_ascii (str, "normal", 6)) |
| 428 | 262 return 0; |
| 263 str += 6; | |
| 264 if (*str) | |
| 265 { | |
| 266 #ifdef MULE | |
| 267 if (*str != '/') | |
| 268 return 0; | |
| 269 str++; | |
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270 charset = Ffind_charset (intern_istring (str)); |
| 428 | 271 if (NILP (charset)) |
| 272 return 0; | |
| 273 #else | |
| 274 return 0; | |
| 275 #endif | |
| 276 } | |
| 277 | |
| 278 /* Don't allocate the data until we're sure that we will succeed. */ | |
| 3092 | 279 #ifdef NEW_GC |
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280 f->data = |
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281 XTTY_FONT_INSTANCE_DATA (ALLOC_NORMAL_LISP_OBJECT (tty_font_instance_data)); |
| 3092 | 282 #else /* not NEW_GC */ |
| 428 | 283 f->data = xnew (struct tty_font_instance_data); |
| 3092 | 284 #endif /* not NEW_GC */ |
| 428 | 285 FONT_INSTANCE_TTY_CHARSET (f) = charset; |
| 286 #ifdef MULE | |
| 287 if (CHARSETP (charset)) | |
| 288 f->width = XCHARSET_COLUMNS (charset); | |
| 289 else | |
| 290 #endif | |
| 291 f->width = 1; | |
| 292 | |
| 293 f->proportional_p = 0; | |
| 294 f->ascent = f->height = 1; | |
| 295 f->descent = 0; | |
| 296 | |
| 297 return 1; | |
| 298 } | |
| 299 | |
| 300 static void | |
| 440 | 301 tty_mark_font_instance (Lisp_Font_Instance *f) |
| 428 | 302 { |
| 303 mark_object (FONT_INSTANCE_TTY_CHARSET (f)); | |
| 304 } | |
| 305 | |
| 306 static void | |
| 2286 | 307 tty_print_font_instance (Lisp_Font_Instance *UNUSED (f), |
| 308 Lisp_Object UNUSED (printcharfun), | |
| 309 int UNUSED (escapeflag)) | |
| 428 | 310 { |
| 311 } | |
| 312 | |
| 313 static void | |
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314 tty_finalize_font_instance (Lisp_Font_Instance *UNUSED_IF_NEW_GC (f)) |
| 428 | 315 { |
| 4141 | 316 #ifndef NEW_GC |
| 428 | 317 if (f->data) |
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318 { |
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319 xfree (f->data); |
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320 f->data = 0; |
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321 } |
| 4141 | 322 #endif /* not NEW_GC */ |
| 4117 | 323 } |
| 428 | 324 |
| 325 static Lisp_Object | |
| 2527 | 326 tty_font_list (Lisp_Object UNUSED (pattern), Lisp_Object UNUSED (device), |
| 2286 | 327 Lisp_Object UNUSED (maxnumber)) |
| 428 | 328 { |
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329 return list1 (build_ascstring ("normal")); |
| 428 | 330 } |
| 331 | |
| 332 #ifdef MULE | |
| 333 | |
| 334 static int | |
| 2286 | 335 tty_font_spec_matches_charset (struct device *UNUSED (d), Lisp_Object charset, |
| 867 | 336 const Ibyte *nonreloc, Lisp_Object reloc, |
| 872 | 337 Bytecount offset, Bytecount length, |
| 3841 | 338 enum font_specifier_matchspec_stages stage) |
| 428 | 339 { |
| 867 | 340 const Ibyte *the_nonreloc = nonreloc; |
| 428 | 341 |
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342 if (stage == STAGE_FINAL) |
| 872 | 343 return 0; |
| 344 | |
| 428 | 345 if (!the_nonreloc) |
| 346 the_nonreloc = XSTRING_DATA (reloc); | |
| 347 fixup_internal_substring (nonreloc, reloc, offset, &length); | |
| 348 the_nonreloc += offset; | |
| 349 | |
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350 if (NILP (charset)) |
| 428 | 351 return !memchr (the_nonreloc, '/', length); |
| 867 | 352 the_nonreloc = (const Ibyte *) memchr (the_nonreloc, '/', length); |
| 428 | 353 if (!the_nonreloc) |
| 354 return 0; | |
| 355 the_nonreloc++; | |
| 356 { | |
| 793 | 357 Lisp_Object s = symbol_name (XSYMBOL (XCHARSET_NAME (charset))); |
| 358 return !qxestrcmp (the_nonreloc, XSTRING_DATA (s)); | |
| 428 | 359 } |
| 360 } | |
| 361 | |
| 362 /* find a font spec that matches font spec FONT and also matches | |
| 363 (the registry of) CHARSET. */ | |
| 364 static Lisp_Object | |
| 365 tty_find_charset_font (Lisp_Object device, Lisp_Object font, | |
| 3659 | 366 Lisp_Object charset, |
| 367 enum font_specifier_matchspec_stages stage) | |
| 428 | 368 { |
| 867 | 369 Ibyte *fontname = XSTRING_DATA (font); |
| 428 | 370 |
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371 if (stage == STAGE_FINAL) |
| 872 | 372 return Qnil; |
| 373 | |
| 442 | 374 if (strchr ((const char *) fontname, '/')) |
| 428 | 375 { |
| 376 if (tty_font_spec_matches_charset (XDEVICE (device), charset, 0, | |
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377 font, 0, -1, STAGE_INITIAL)) |
| 428 | 378 return font; |
| 379 return Qnil; | |
| 380 } | |
| 381 | |
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382 if (NILP (charset)) |
| 428 | 383 return font; |
| 384 | |
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385 return concat3 (font, build_ascstring ("/"), |
| 428 | 386 Fsymbol_name (XCHARSET_NAME (charset))); |
| 387 } | |
| 388 | |
| 389 #endif /* MULE */ | |
| 390 | |
| 391 | |
| 392 /************************************************************************/ | |
| 393 /* initialization */ | |
| 394 /************************************************************************/ | |
| 395 | |
| 396 void | |
|
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397 syms_of_fontcolor_tty (void) |
| 428 | 398 { |
| 3092 | 399 #ifdef NEW_GC |
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400 INIT_LISP_OBJECT (tty_color_instance_data); |
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changeset
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401 INIT_LISP_OBJECT (tty_font_instance_data); |
| 3092 | 402 #endif /* NEW_GC */ |
| 403 | |
| 428 | 404 DEFSUBR (Fregister_tty_color); |
| 405 DEFSUBR (Funregister_tty_color); | |
| 406 DEFSUBR (Ffind_tty_color); | |
| 407 #if 0 | |
| 408 DEFSUBR (Fset_tty_dynamic_color_specs); | |
| 409 DEFSUBR (Ftty_dynamic_color_specs); | |
| 410 #endif | |
| 411 } | |
| 412 | |
| 413 void | |
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parents:
5046
diff
changeset
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414 console_type_create_fontcolor_tty (void) |
| 428 | 415 { |
| 416 /* object methods */ | |
| 417 CONSOLE_HAS_METHOD (tty, initialize_color_instance); | |
| 418 CONSOLE_HAS_METHOD (tty, mark_color_instance); | |
| 419 CONSOLE_HAS_METHOD (tty, print_color_instance); | |
| 420 CONSOLE_HAS_METHOD (tty, finalize_color_instance); | |
| 421 CONSOLE_HAS_METHOD (tty, color_instance_equal); | |
| 422 CONSOLE_HAS_METHOD (tty, color_instance_hash); | |
| 423 CONSOLE_HAS_METHOD (tty, valid_color_name_p); | |
| 2527 | 424 CONSOLE_HAS_METHOD (tty, color_list); |
| 428 | 425 |
| 426 CONSOLE_HAS_METHOD (tty, initialize_font_instance); | |
| 427 CONSOLE_HAS_METHOD (tty, mark_font_instance); | |
| 428 CONSOLE_HAS_METHOD (tty, print_font_instance); | |
| 429 CONSOLE_HAS_METHOD (tty, finalize_font_instance); | |
| 2527 | 430 CONSOLE_HAS_METHOD (tty, font_list); |
| 428 | 431 #ifdef MULE |
| 432 CONSOLE_HAS_METHOD (tty, font_spec_matches_charset); | |
| 433 CONSOLE_HAS_METHOD (tty, find_charset_font); | |
| 434 #endif | |
| 435 } | |
| 436 | |
| 437 void | |
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parents:
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diff
changeset
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438 vars_of_fontcolor_tty (void) |
| 428 | 439 { |
| 440 staticpro (&Vtty_color_alist); | |
| 441 Vtty_color_alist = Qnil; | |
| 442 | |
| 443 #if 0 | |
| 444 staticpro (&Vtty_dynamic_color_fg); | |
| 445 Vtty_dynamic_color_fg = Qnil; | |
| 446 | |
| 447 staticpro (&Vtty_dynamic_color_bg); | |
| 448 Vtty_dynamic_color_bg = Qnil; | |
| 449 #endif | |
| 450 } |