1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Ruby interface by Shugo Maeda 6 * with improvements by SegPhault (Ryan Paul) 7 * with improvements by Jon Maken 8 * 9 * Do ":help uganda" in Vim to read copying and usage conditions. 10 * Do ":help credits" in Vim to see a list of people who contributed. 11 * See README.txt for an overview of the Vim source code. 12 */ 13 14 #ifdef HAVE_CONFIG_H 15 # include "auto/config.h" 16 #endif 17 18 #include <stdio.h> 19 #include <string.h> 20 21 #ifdef _WIN32 22 # if !defined(DYNAMIC_RUBY_VER) || (DYNAMIC_RUBY_VER < 18) 23 # define NT 24 # endif 25 # ifndef DYNAMIC_RUBY 26 # define IMPORT /* For static dll usage __declspec(dllimport) */ 27 # define RUBYEXTERN __declspec(dllimport) 28 # endif 29 #endif 30 #ifndef RUBYEXTERN 31 # define RUBYEXTERN extern 32 #endif 33 34 #if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 24 35 # define USE_RUBY_INTEGER 36 #endif 37 38 #ifdef DYNAMIC_RUBY 39 /* 40 * This is tricky. In ruby.h there is (inline) function rb_class_of() 41 * definition. This function use these variables. But we want function to 42 * use dll_* variables. 43 */ 44 # define rb_cFalseClass (*dll_rb_cFalseClass) 45 # define rb_cFixnum (*dll_rb_cFixnum) 46 # if defined(USE_RUBY_INTEGER) 47 # define rb_cInteger (*dll_rb_cInteger) 48 # endif 49 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20 50 # define rb_cFloat (*dll_rb_cFloat) 51 # endif 52 # define rb_cNilClass (*dll_rb_cNilClass) 53 # define rb_cSymbol (*dll_rb_cSymbol) 54 # define rb_cTrueClass (*dll_rb_cTrueClass) 55 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 56 /* 57 * On ver 1.8, all Ruby functions are exported with "__declspec(dllimport)" 58 * in ruby.h. But it causes trouble for these variables, because it is 59 * defined in this file. When defined this RUBY_EXPORT it modified to 60 * "extern" and be able to avoid this problem. 61 */ 62 # define RUBY_EXPORT 63 # endif 64 65 #if !(defined(WIN32) || defined(_WIN64)) 66 # include <dlfcn.h> 67 # define HINSTANCE void* 68 # define RUBY_PROC void* 69 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) 70 # define symbol_from_dll dlsym 71 # define close_dll dlclose 72 #else 73 # define RUBY_PROC FARPROC 74 # define load_dll vimLoadLib 75 # define symbol_from_dll GetProcAddress 76 # define close_dll FreeLibrary 77 #endif 78 79 #endif /* ifdef DYNAMIC_RUBY */ 80 81 /* suggested by Ariya Mizutani */ 82 #if (_MSC_VER == 1200) 83 # undef _WIN32_WINNT 84 #endif 85 86 #if (defined(RUBY_VERSION) && RUBY_VERSION >= 19) \ 87 || (defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19) 88 # define RUBY19_OR_LATER 1 89 #endif 90 91 #if (defined(RUBY_VERSION) && RUBY_VERSION >= 20) \ 92 || (defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20) 93 # define RUBY20_OR_LATER 1 94 #endif 95 96 #if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19 97 /* Ruby 1.9 defines a number of static functions which use rb_num2long and 98 * rb_int2big */ 99 # define rb_num2long rb_num2long_stub 100 # define rb_int2big rb_int2big_stub 101 #endif 102 103 #if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19 \ 104 && VIM_SIZEOF_INT < VIM_SIZEOF_LONG 105 /* Ruby 1.9 defines a number of static functions which use rb_fix2int and 106 * rb_num2int if VIM_SIZEOF_INT < VIM_SIZEOF_LONG (64bit) */ 107 # define rb_fix2int rb_fix2int_stub 108 # define rb_num2int rb_num2int_stub 109 #endif 110 111 #if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21 112 /* Ruby 2.1 adds new GC called RGenGC and RARRAY_PTR uses 113 * rb_gc_writebarrier_unprotect_promoted if USE_RGENGC */ 114 # define rb_gc_writebarrier_unprotect_promoted rb_gc_writebarrier_unprotect_promoted_stub 115 #endif 116 #if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22 117 # define rb_gc_writebarrier_unprotect rb_gc_writebarrier_unprotect_stub 118 #endif 119 120 #include <ruby.h> 121 #ifdef RUBY19_OR_LATER 122 # include <ruby/encoding.h> 123 #endif 124 125 #undef off_t /* ruby defines off_t as _int64, Mingw uses long */ 126 #undef EXTERN 127 #undef _ 128 129 /* T_DATA defined both by Ruby and Mac header files, hack around it... */ 130 #if defined(MACOS_X_UNIX) || defined(macintosh) 131 # define __OPENTRANSPORT__ 132 # define __OPENTRANSPORTPROTOCOL__ 133 # define __OPENTRANSPORTPROVIDERS__ 134 #endif 135 136 /* 137 * The TypedData_XXX macro family can be used since Ruby 1.9.2 but 138 * rb_data_type_t changed in 1.9.3, therefore require at least 2.0. 139 * The old Data_XXX macro family was deprecated on Ruby 2.2. 140 * Use TypedData_XXX if available. 141 */ 142 #if defined(TypedData_Wrap_Struct) && defined(RUBY20_OR_LATER) 143 # define USE_TYPEDDATA 1 144 #endif 145 146 /* 147 * Backward compatibility for Ruby 1.8 and earlier. 148 * Ruby 1.9 does not provide STR2CSTR, instead StringValuePtr is provided. 149 * Ruby 1.9 does not provide RXXX(s)->len and RXXX(s)->ptr, instead 150 * RXXX_LEN(s) and RXXX_PTR(s) are provided. 151 */ 152 #ifndef StringValuePtr 153 # define StringValuePtr(s) STR2CSTR(s) 154 #endif 155 #ifndef RARRAY_LEN 156 # define RARRAY_LEN(s) RARRAY(s)->len 157 #endif 158 #ifndef RARRAY_PTR 159 # define RARRAY_PTR(s) RARRAY(s)->ptr 160 #endif 161 #ifndef RSTRING_LEN 162 # define RSTRING_LEN(s) RSTRING(s)->len 163 #endif 164 #ifndef RSTRING_PTR 165 # define RSTRING_PTR(s) RSTRING(s)->ptr 166 #endif 167 168 #ifdef HAVE_DUP 169 # undef HAVE_DUP 170 #endif 171 172 #include "vim.h" 173 #include "version.h" 174 175 #if defined(PROTO) && !defined(FEAT_RUBY) 176 /* Define these to be able to generate the function prototypes. */ 177 # define VALUE int 178 # define RUBY_DATA_FUNC int 179 #endif 180 181 static int ruby_initialized = 0; 182 static void *ruby_stack_start; 183 static VALUE objtbl; 184 185 static VALUE mVIM; 186 static VALUE cBuffer; 187 static VALUE cVimWindow; 188 static VALUE eDeletedBufferError; 189 static VALUE eDeletedWindowError; 190 191 static int ensure_ruby_initialized(void); 192 static void error_print(int); 193 static void ruby_io_init(void); 194 static void ruby_vim_init(void); 195 196 #if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK) 197 # if defined(__ia64) && !defined(ruby_init_stack) 198 # define ruby_init_stack(addr) ruby_init_stack((addr), rb_ia64_bsp()) 199 # endif 200 #endif 201 202 #if defined(DYNAMIC_RUBY) || defined(PROTO) 203 # if defined(PROTO) && !defined(HINSTANCE) 204 # define HINSTANCE int /* for generating prototypes */ 205 # endif 206 207 /* 208 * Wrapper defines 209 */ 210 # define rb_assoc_new dll_rb_assoc_new 211 # define rb_cObject (*dll_rb_cObject) 212 # define rb_check_type dll_rb_check_type 213 # ifdef USE_TYPEDDATA 214 # define rb_check_typeddata dll_rb_check_typeddata 215 # endif 216 # define rb_class_path dll_rb_class_path 217 # ifdef USE_TYPEDDATA 218 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23 219 # define rb_data_typed_object_wrap dll_rb_data_typed_object_wrap 220 # else 221 # define rb_data_typed_object_alloc dll_rb_data_typed_object_alloc 222 # endif 223 # else 224 # define rb_data_object_alloc dll_rb_data_object_alloc 225 # endif 226 # define rb_define_class_under dll_rb_define_class_under 227 # define rb_define_const dll_rb_define_const 228 # define rb_define_global_function dll_rb_define_global_function 229 # define rb_define_method dll_rb_define_method 230 # define rb_define_module dll_rb_define_module 231 # define rb_define_module_function dll_rb_define_module_function 232 # define rb_define_singleton_method dll_rb_define_singleton_method 233 # define rb_define_virtual_variable dll_rb_define_virtual_variable 234 # define rb_stdout (*dll_rb_stdout) 235 # define rb_eArgError (*dll_rb_eArgError) 236 # define rb_eIndexError (*dll_rb_eIndexError) 237 # define rb_eRuntimeError (*dll_rb_eRuntimeError) 238 # define rb_eStandardError (*dll_rb_eStandardError) 239 # define rb_eval_string_protect dll_rb_eval_string_protect 240 # define rb_global_variable dll_rb_global_variable 241 # define rb_hash_aset dll_rb_hash_aset 242 # define rb_hash_new dll_rb_hash_new 243 # define rb_inspect dll_rb_inspect 244 # define rb_int2inum dll_rb_int2inum 245 # if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */ 246 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER <= 18 247 # define rb_fix2int dll_rb_fix2int 248 # define rb_num2int dll_rb_num2int 249 # endif 250 # define rb_num2uint dll_rb_num2uint 251 # endif 252 # define rb_lastline_get dll_rb_lastline_get 253 # define rb_lastline_set dll_rb_lastline_set 254 # define rb_load_protect dll_rb_load_protect 255 # ifndef RUBY19_OR_LATER 256 # define rb_num2long dll_rb_num2long 257 # endif 258 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER <= 19 259 # define rb_num2ulong dll_rb_num2ulong 260 # endif 261 # define rb_obj_alloc dll_rb_obj_alloc 262 # define rb_obj_as_string dll_rb_obj_as_string 263 # define rb_obj_id dll_rb_obj_id 264 # define rb_raise dll_rb_raise 265 # define rb_str_cat dll_rb_str_cat 266 # define rb_str_concat dll_rb_str_concat 267 # undef rb_str_new 268 # define rb_str_new dll_rb_str_new 269 # ifdef rb_str_new2 270 /* Ruby may #define rb_str_new2 to use rb_str_new_cstr. */ 271 # define need_rb_str_new_cstr 1 272 /* Ruby's headers #define rb_str_new_cstr to make use of GCC's 273 * __builtin_constant_p extension. */ 274 # undef rb_str_new_cstr 275 # define rb_str_new_cstr dll_rb_str_new_cstr 276 # else 277 # define rb_str_new2 dll_rb_str_new2 278 # endif 279 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 280 # define rb_string_value dll_rb_string_value 281 # define rb_string_value_ptr dll_rb_string_value_ptr 282 # define rb_float_new dll_rb_float_new 283 # define rb_ary_new dll_rb_ary_new 284 # define rb_ary_push dll_rb_ary_push 285 # if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK) 286 # ifdef __ia64 287 # define rb_ia64_bsp dll_rb_ia64_bsp 288 # undef ruby_init_stack 289 # define ruby_init_stack(addr) dll_ruby_init_stack((addr), rb_ia64_bsp()) 290 # else 291 # define ruby_init_stack dll_ruby_init_stack 292 # endif 293 # endif 294 # else 295 # define rb_str2cstr dll_rb_str2cstr 296 # endif 297 # ifdef RUBY19_OR_LATER 298 # define rb_errinfo dll_rb_errinfo 299 # else 300 # define ruby_errinfo (*dll_ruby_errinfo) 301 # endif 302 # define ruby_init dll_ruby_init 303 # define ruby_init_loadpath dll_ruby_init_loadpath 304 # ifdef WIN3264 305 # define NtInitialize dll_NtInitialize 306 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 307 # define rb_w32_snprintf dll_rb_w32_snprintf 308 # endif 309 # endif 310 311 # ifdef RUBY19_OR_LATER 312 # define ruby_script dll_ruby_script 313 # define rb_enc_find_index dll_rb_enc_find_index 314 # define rb_enc_find dll_rb_enc_find 315 # undef rb_enc_str_new 316 # define rb_enc_str_new dll_rb_enc_str_new 317 # define rb_sprintf dll_rb_sprintf 318 # define rb_require dll_rb_require 319 # define ruby_options dll_ruby_options 320 # endif 321 322 /* 323 * Pointers for dynamic link 324 */ 325 static VALUE (*dll_rb_assoc_new) (VALUE, VALUE); 326 VALUE *dll_rb_cFalseClass; 327 VALUE *dll_rb_cFixnum; 328 # if defined(USE_RUBY_INTEGER) 329 VALUE *dll_rb_cInteger; 330 # endif 331 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20 332 VALUE *dll_rb_cFloat; 333 # endif 334 VALUE *dll_rb_cNilClass; 335 static VALUE *dll_rb_cObject; 336 VALUE *dll_rb_cSymbol; 337 VALUE *dll_rb_cTrueClass; 338 static void (*dll_rb_check_type) (VALUE,int); 339 # ifdef USE_TYPEDDATA 340 static void *(*dll_rb_check_typeddata) (VALUE,const rb_data_type_t *); 341 # endif 342 static VALUE (*dll_rb_class_path) (VALUE); 343 # ifdef USE_TYPEDDATA 344 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23 345 static VALUE (*dll_rb_data_typed_object_wrap) (VALUE, void*, const rb_data_type_t *); 346 # else 347 static VALUE (*dll_rb_data_typed_object_alloc) (VALUE, void*, const rb_data_type_t *); 348 # endif 349 # else 350 static VALUE (*dll_rb_data_object_alloc) (VALUE, void*, RUBY_DATA_FUNC, RUBY_DATA_FUNC); 351 # endif 352 static VALUE (*dll_rb_define_class_under) (VALUE, const char*, VALUE); 353 static void (*dll_rb_define_const) (VALUE,const char*,VALUE); 354 static void (*dll_rb_define_global_function) (const char*,VALUE(*)(),int); 355 static void (*dll_rb_define_method) (VALUE,const char*,VALUE(*)(),int); 356 static VALUE (*dll_rb_define_module) (const char*); 357 static void (*dll_rb_define_module_function) (VALUE,const char*,VALUE(*)(),int); 358 static void (*dll_rb_define_singleton_method) (VALUE,const char*,VALUE(*)(),int); 359 static void (*dll_rb_define_virtual_variable) (const char*,VALUE(*)(),void(*)()); 360 static VALUE *dll_rb_stdout; 361 static VALUE *dll_rb_eArgError; 362 static VALUE *dll_rb_eIndexError; 363 static VALUE *dll_rb_eRuntimeError; 364 static VALUE *dll_rb_eStandardError; 365 static VALUE (*dll_rb_eval_string_protect) (const char*, int*); 366 static void (*dll_rb_global_variable) (VALUE*); 367 static VALUE (*dll_rb_hash_aset) (VALUE, VALUE, VALUE); 368 static VALUE (*dll_rb_hash_new) (void); 369 static VALUE (*dll_rb_inspect) (VALUE); 370 static VALUE (*dll_rb_int2inum) (long); 371 # if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */ 372 static long (*dll_rb_fix2int) (VALUE); 373 static long (*dll_rb_num2int) (VALUE); 374 static unsigned long (*dll_rb_num2uint) (VALUE); 375 # endif 376 static VALUE (*dll_rb_lastline_get) (void); 377 static void (*dll_rb_lastline_set) (VALUE); 378 static void (*dll_rb_load_protect) (VALUE, int, int*); 379 static long (*dll_rb_num2long) (VALUE); 380 static unsigned long (*dll_rb_num2ulong) (VALUE); 381 static VALUE (*dll_rb_obj_alloc) (VALUE); 382 static VALUE (*dll_rb_obj_as_string) (VALUE); 383 static VALUE (*dll_rb_obj_id) (VALUE); 384 static void (*dll_rb_raise) (VALUE, const char*, ...); 385 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 386 static VALUE (*dll_rb_string_value) (volatile VALUE*); 387 # else 388 static char *(*dll_rb_str2cstr) (VALUE,int*); 389 # endif 390 static VALUE (*dll_rb_str_cat) (VALUE, const char*, long); 391 static VALUE (*dll_rb_str_concat) (VALUE, VALUE); 392 static VALUE (*dll_rb_str_new) (const char*, long); 393 # ifdef need_rb_str_new_cstr 394 /* Ruby may #define rb_str_new2 to use rb_str_new_cstr. */ 395 static VALUE (*dll_rb_str_new_cstr) (const char*); 396 # else 397 static VALUE (*dll_rb_str_new2) (const char*); 398 # endif 399 # ifdef RUBY19_OR_LATER 400 static VALUE (*dll_rb_errinfo) (void); 401 # else 402 static VALUE *dll_ruby_errinfo; 403 # endif 404 static void (*dll_ruby_init) (void); 405 static void (*dll_ruby_init_loadpath) (void); 406 # ifdef WIN3264 407 static void (*dll_NtInitialize) (int*, char***); 408 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 409 static int (*dll_rb_w32_snprintf)(char*, size_t, const char*, ...); 410 # endif 411 # endif 412 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 413 static char * (*dll_rb_string_value_ptr) (volatile VALUE*); 414 static VALUE (*dll_rb_float_new) (double); 415 static VALUE (*dll_rb_ary_new) (void); 416 static VALUE (*dll_rb_ary_push) (VALUE, VALUE); 417 # if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK) 418 # ifdef __ia64 419 static void * (*dll_rb_ia64_bsp) (void); 420 static void (*dll_ruby_init_stack)(VALUE*, void*); 421 # else 422 static void (*dll_ruby_init_stack)(VALUE*); 423 # endif 424 # endif 425 # endif 426 # ifdef RUBY19_OR_LATER 427 static VALUE (*dll_rb_int2big)(SIGNED_VALUE); 428 # endif 429 430 # ifdef RUBY19_OR_LATER 431 static void (*dll_ruby_script) (const char*); 432 static int (*dll_rb_enc_find_index) (const char*); 433 static rb_encoding* (*dll_rb_enc_find) (const char*); 434 static VALUE (*dll_rb_enc_str_new) (const char*, long, rb_encoding*); 435 static VALUE (*dll_rb_sprintf) (const char*, ...); 436 static VALUE (*dll_rb_require) (const char*); 437 static void* (*ruby_options)(int, char**); 438 # endif 439 440 # if defined(USE_RGENGC) && USE_RGENGC 441 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21 442 static void (*dll_rb_gc_writebarrier_unprotect_promoted)(VALUE); 443 # else 444 static void (*dll_rb_gc_writebarrier_unprotect)(VALUE obj); 445 # endif 446 # endif 447 448 # if defined(RUBY19_OR_LATER) && !defined(PROTO) 449 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22 450 long rb_num2long_stub(VALUE x) 451 # else 452 SIGNED_VALUE rb_num2long_stub(VALUE x) 453 # endif 454 { 455 return dll_rb_num2long(x); 456 } 457 VALUE rb_int2big_stub(SIGNED_VALUE x) 458 { 459 return dll_rb_int2big(x); 460 } 461 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19 \ 462 && VIM_SIZEOF_INT < VIM_SIZEOF_LONG 463 long rb_fix2int_stub(VALUE x) 464 { 465 return dll_rb_fix2int(x); 466 } 467 long rb_num2int_stub(VALUE x) 468 { 469 return dll_rb_num2int(x); 470 } 471 # endif 472 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20 473 VALUE 474 rb_float_new_in_heap(double d) 475 { 476 return dll_rb_float_new(d); 477 } 478 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22 479 unsigned long rb_num2ulong(VALUE x) 480 # else 481 VALUE rb_num2ulong(VALUE x) 482 # endif 483 { 484 return (long)RSHIFT((SIGNED_VALUE)(x),1); 485 } 486 # endif 487 # endif 488 489 /* Do not generate a prototype here, VALUE isn't always defined. */ 490 # if defined(USE_RGENGC) && USE_RGENGC && !defined(PROTO) 491 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21 492 void rb_gc_writebarrier_unprotect_promoted_stub(VALUE obj) 493 { 494 dll_rb_gc_writebarrier_unprotect_promoted(obj); 495 } 496 # else 497 void rb_gc_writebarrier_unprotect_stub(VALUE obj) 498 { 499 dll_rb_gc_writebarrier_unprotect(obj); 500 } 501 # endif 502 # endif 503 504 static HINSTANCE hinstRuby = NULL; /* Instance of ruby.dll */ 505 506 /* 507 * Table of name to function pointer of ruby. 508 */ 509 static struct 510 { 511 char *name; 512 RUBY_PROC *ptr; 513 } ruby_funcname_table[] = 514 { 515 {"rb_assoc_new", (RUBY_PROC*)&dll_rb_assoc_new}, 516 {"rb_cFalseClass", (RUBY_PROC*)&dll_rb_cFalseClass}, 517 {"rb_cFixnum", (RUBY_PROC*)&dll_rb_cFixnum}, 518 # if defined(USE_RUBY_INTEGER) 519 {"rb_cInteger", (RUBY_PROC*)&dll_rb_cInteger}, 520 # endif 521 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20 522 {"rb_cFloat", (RUBY_PROC*)&dll_rb_cFloat}, 523 # endif 524 {"rb_cNilClass", (RUBY_PROC*)&dll_rb_cNilClass}, 525 {"rb_cObject", (RUBY_PROC*)&dll_rb_cObject}, 526 {"rb_cSymbol", (RUBY_PROC*)&dll_rb_cSymbol}, 527 {"rb_cTrueClass", (RUBY_PROC*)&dll_rb_cTrueClass}, 528 {"rb_check_type", (RUBY_PROC*)&dll_rb_check_type}, 529 # ifdef USE_TYPEDDATA 530 {"rb_check_typeddata", (RUBY_PROC*)&dll_rb_check_typeddata}, 531 # endif 532 {"rb_class_path", (RUBY_PROC*)&dll_rb_class_path}, 533 # ifdef USE_TYPEDDATA 534 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23 535 {"rb_data_typed_object_wrap", (RUBY_PROC*)&dll_rb_data_typed_object_wrap}, 536 # else 537 {"rb_data_typed_object_alloc", (RUBY_PROC*)&dll_rb_data_typed_object_alloc}, 538 # endif 539 # else 540 {"rb_data_object_alloc", (RUBY_PROC*)&dll_rb_data_object_alloc}, 541 # endif 542 {"rb_define_class_under", (RUBY_PROC*)&dll_rb_define_class_under}, 543 {"rb_define_const", (RUBY_PROC*)&dll_rb_define_const}, 544 {"rb_define_global_function", (RUBY_PROC*)&dll_rb_define_global_function}, 545 {"rb_define_method", (RUBY_PROC*)&dll_rb_define_method}, 546 {"rb_define_module", (RUBY_PROC*)&dll_rb_define_module}, 547 {"rb_define_module_function", (RUBY_PROC*)&dll_rb_define_module_function}, 548 {"rb_define_singleton_method", (RUBY_PROC*)&dll_rb_define_singleton_method}, 549 {"rb_define_virtual_variable", (RUBY_PROC*)&dll_rb_define_virtual_variable}, 550 {"rb_stdout", (RUBY_PROC*)&dll_rb_stdout}, 551 {"rb_eArgError", (RUBY_PROC*)&dll_rb_eArgError}, 552 {"rb_eIndexError", (RUBY_PROC*)&dll_rb_eIndexError}, 553 {"rb_eRuntimeError", (RUBY_PROC*)&dll_rb_eRuntimeError}, 554 {"rb_eStandardError", (RUBY_PROC*)&dll_rb_eStandardError}, 555 {"rb_eval_string_protect", (RUBY_PROC*)&dll_rb_eval_string_protect}, 556 {"rb_global_variable", (RUBY_PROC*)&dll_rb_global_variable}, 557 {"rb_hash_aset", (RUBY_PROC*)&dll_rb_hash_aset}, 558 {"rb_hash_new", (RUBY_PROC*)&dll_rb_hash_new}, 559 {"rb_inspect", (RUBY_PROC*)&dll_rb_inspect}, 560 {"rb_int2inum", (RUBY_PROC*)&dll_rb_int2inum}, 561 # if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */ 562 {"rb_fix2int", (RUBY_PROC*)&dll_rb_fix2int}, 563 {"rb_num2int", (RUBY_PROC*)&dll_rb_num2int}, 564 {"rb_num2uint", (RUBY_PROC*)&dll_rb_num2uint}, 565 # endif 566 {"rb_lastline_get", (RUBY_PROC*)&dll_rb_lastline_get}, 567 {"rb_lastline_set", (RUBY_PROC*)&dll_rb_lastline_set}, 568 {"rb_load_protect", (RUBY_PROC*)&dll_rb_load_protect}, 569 {"rb_num2long", (RUBY_PROC*)&dll_rb_num2long}, 570 {"rb_num2ulong", (RUBY_PROC*)&dll_rb_num2ulong}, 571 {"rb_obj_alloc", (RUBY_PROC*)&dll_rb_obj_alloc}, 572 {"rb_obj_as_string", (RUBY_PROC*)&dll_rb_obj_as_string}, 573 {"rb_obj_id", (RUBY_PROC*)&dll_rb_obj_id}, 574 {"rb_raise", (RUBY_PROC*)&dll_rb_raise}, 575 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 576 {"rb_string_value", (RUBY_PROC*)&dll_rb_string_value}, 577 # else 578 {"rb_str2cstr", (RUBY_PROC*)&dll_rb_str2cstr}, 579 # endif 580 {"rb_str_cat", (RUBY_PROC*)&dll_rb_str_cat}, 581 {"rb_str_concat", (RUBY_PROC*)&dll_rb_str_concat}, 582 {"rb_str_new", (RUBY_PROC*)&dll_rb_str_new}, 583 # ifdef need_rb_str_new_cstr 584 {"rb_str_new_cstr", (RUBY_PROC*)&dll_rb_str_new_cstr}, 585 # else 586 {"rb_str_new2", (RUBY_PROC*)&dll_rb_str_new2}, 587 # endif 588 # ifdef RUBY19_OR_LATER 589 {"rb_errinfo", (RUBY_PROC*)&dll_rb_errinfo}, 590 # else 591 {"ruby_errinfo", (RUBY_PROC*)&dll_ruby_errinfo}, 592 # endif 593 {"ruby_init", (RUBY_PROC*)&dll_ruby_init}, 594 {"ruby_init_loadpath", (RUBY_PROC*)&dll_ruby_init_loadpath}, 595 # ifdef WIN3264 596 { 597 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER < 19 598 "NtInitialize", 599 # else 600 "ruby_sysinit", 601 # endif 602 (RUBY_PROC*)&dll_NtInitialize}, 603 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 604 {"rb_w32_snprintf", (RUBY_PROC*)&dll_rb_w32_snprintf}, 605 # endif 606 # endif 607 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18 608 {"rb_string_value_ptr", (RUBY_PROC*)&dll_rb_string_value_ptr}, 609 # if DYNAMIC_RUBY_VER <= 19 610 {"rb_float_new", (RUBY_PROC*)&dll_rb_float_new}, 611 # else 612 {"rb_float_new_in_heap", (RUBY_PROC*)&dll_rb_float_new}, 613 # endif 614 {"rb_ary_new", (RUBY_PROC*)&dll_rb_ary_new}, 615 {"rb_ary_push", (RUBY_PROC*)&dll_rb_ary_push}, 616 # endif 617 # ifdef RUBY19_OR_LATER 618 {"rb_int2big", (RUBY_PROC*)&dll_rb_int2big}, 619 {"ruby_script", (RUBY_PROC*)&dll_ruby_script}, 620 {"rb_enc_find_index", (RUBY_PROC*)&dll_rb_enc_find_index}, 621 {"rb_enc_find", (RUBY_PROC*)&dll_rb_enc_find}, 622 {"rb_enc_str_new", (RUBY_PROC*)&dll_rb_enc_str_new}, 623 {"rb_sprintf", (RUBY_PROC*)&dll_rb_sprintf}, 624 {"rb_require", (RUBY_PROC*)&dll_rb_require}, 625 {"ruby_options", (RUBY_PROC*)&dll_ruby_options}, 626 # endif 627 # if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK) 628 # ifdef __ia64 629 {"rb_ia64_bsp", (RUBY_PROC*)&dll_rb_ia64_bsp}, 630 # endif 631 {"ruby_init_stack", (RUBY_PROC*)&dll_ruby_init_stack}, 632 # endif 633 # if defined(USE_RGENGC) && USE_RGENGC 634 # if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21 635 {"rb_gc_writebarrier_unprotect_promoted", (RUBY_PROC*)&dll_rb_gc_writebarrier_unprotect_promoted}, 636 # else 637 {"rb_gc_writebarrier_unprotect", (RUBY_PROC*)&dll_rb_gc_writebarrier_unprotect}, 638 # endif 639 # endif 640 {"", NULL}, 641 }; 642 643 /* 644 * Free ruby.dll 645 */ 646 static void 647 end_dynamic_ruby(void) 648 { 649 if (hinstRuby) 650 { 651 close_dll(hinstRuby); 652 hinstRuby = NULL; 653 } 654 } 655 656 /* 657 * Load library and get all pointers. 658 * Parameter 'libname' provides name of DLL. 659 * Return OK or FAIL. 660 */ 661 static int 662 ruby_runtime_link_init(char *libname, int verbose) 663 { 664 int i; 665 666 if (hinstRuby) 667 return OK; 668 hinstRuby = load_dll(libname); 669 if (!hinstRuby) 670 { 671 if (verbose) 672 EMSG2(_(e_loadlib), libname); 673 return FAIL; 674 } 675 676 for (i = 0; ruby_funcname_table[i].ptr; ++i) 677 { 678 if (!(*ruby_funcname_table[i].ptr = symbol_from_dll(hinstRuby, 679 ruby_funcname_table[i].name))) 680 { 681 close_dll(hinstRuby); 682 hinstRuby = NULL; 683 if (verbose) 684 EMSG2(_(e_loadfunc), ruby_funcname_table[i].name); 685 return FAIL; 686 } 687 } 688 return OK; 689 } 690 691 /* 692 * If ruby is enabled (there is installed ruby on Windows system) return TRUE, 693 * else FALSE. 694 */ 695 int 696 ruby_enabled(int verbose) 697 { 698 return ruby_runtime_link_init((char *)p_rubydll, verbose) == OK; 699 } 700 #endif /* defined(DYNAMIC_RUBY) || defined(PROTO) */ 701 702 void 703 ruby_end(void) 704 { 705 #ifdef DYNAMIC_RUBY 706 end_dynamic_ruby(); 707 #endif 708 } 709 710 void ex_ruby(exarg_T *eap) 711 { 712 int state; 713 char *script = NULL; 714 715 script = (char *)script_get(eap, eap->arg); 716 if (!eap->skip && ensure_ruby_initialized()) 717 { 718 if (script == NULL) 719 rb_eval_string_protect((char *)eap->arg, &state); 720 else 721 rb_eval_string_protect(script, &state); 722 if (state) 723 error_print(state); 724 } 725 vim_free(script); 726 } 727 728 /* 729 * In Ruby 1.9 or later, ruby String object has encoding. 730 * conversion buffer string of vim to ruby String object using 731 * VIM encoding option. 732 */ 733 static VALUE 734 vim_str2rb_enc_str(const char *s) 735 { 736 #ifdef RUBY19_OR_LATER 737 int isnum; 738 long lval; 739 char_u *sval; 740 rb_encoding *enc; 741 742 isnum = get_option_value((char_u *)"enc", &lval, &sval, 0); 743 if (isnum == 0) 744 { 745 enc = rb_enc_find((char *)sval); 746 vim_free(sval); 747 if (enc) 748 { 749 return rb_enc_str_new(s, (long)strlen(s), enc); 750 } 751 } 752 #endif 753 return rb_str_new2(s); 754 } 755 756 static VALUE 757 eval_enc_string_protect(const char *str, int *state) 758 { 759 #ifdef RUBY19_OR_LATER 760 int isnum; 761 long lval; 762 char_u *sval; 763 rb_encoding *enc; 764 VALUE v; 765 766 isnum = get_option_value((char_u *)"enc", &lval, &sval, 0); 767 if (isnum == 0) 768 { 769 enc = rb_enc_find((char *)sval); 770 vim_free(sval); 771 if (enc) 772 { 773 v = rb_sprintf("#-*- coding:%s -*-\n%s", rb_enc_name(enc), str); 774 return rb_eval_string_protect(StringValuePtr(v), state); 775 } 776 } 777 #endif 778 return rb_eval_string_protect(str, state); 779 } 780 781 void ex_rubydo(exarg_T *eap) 782 { 783 int state; 784 linenr_T i; 785 786 if (ensure_ruby_initialized()) 787 { 788 if (u_save(eap->line1 - 1, eap->line2 + 1) != OK) 789 return; 790 for (i = eap->line1; i <= eap->line2; i++) 791 { 792 VALUE line; 793 794 line = vim_str2rb_enc_str((char *)ml_get(i)); 795 rb_lastline_set(line); 796 eval_enc_string_protect((char *) eap->arg, &state); 797 if (state) 798 { 799 error_print(state); 800 break; 801 } 802 line = rb_lastline_get(); 803 if (!NIL_P(line)) 804 { 805 if (TYPE(line) != T_STRING) 806 { 807 EMSG(_("E265: $_ must be an instance of String")); 808 return; 809 } 810 ml_replace(i, (char_u *) StringValuePtr(line), 1); 811 changed(); 812 #ifdef SYNTAX_HL 813 syn_changed(i); /* recompute syntax hl. for this line */ 814 #endif 815 } 816 } 817 check_cursor(); 818 update_curbuf(NOT_VALID); 819 } 820 } 821 822 void ex_rubyfile(exarg_T *eap) 823 { 824 int state; 825 826 if (ensure_ruby_initialized()) 827 { 828 rb_load_protect(rb_str_new2((char *) eap->arg), 0, &state); 829 if (state) error_print(state); 830 } 831 } 832 833 void ruby_buffer_free(buf_T *buf) 834 { 835 if (buf->b_ruby_ref) 836 { 837 rb_hash_aset(objtbl, rb_obj_id((VALUE) buf->b_ruby_ref), Qnil); 838 RDATA(buf->b_ruby_ref)->data = NULL; 839 } 840 } 841 842 void ruby_window_free(win_T *win) 843 { 844 if (win->w_ruby_ref) 845 { 846 rb_hash_aset(objtbl, rb_obj_id((VALUE) win->w_ruby_ref), Qnil); 847 RDATA(win->w_ruby_ref)->data = NULL; 848 } 849 } 850 851 static int ensure_ruby_initialized(void) 852 { 853 if (!ruby_initialized) 854 { 855 #ifdef DYNAMIC_RUBY 856 if (ruby_enabled(TRUE)) 857 { 858 #endif 859 #ifdef _WIN32 860 /* suggested by Ariya Mizutani */ 861 int argc = 1; 862 char *argv[] = {"gvim.exe"}; 863 char **argvp = argv; 864 NtInitialize(&argc, &argvp); 865 #endif 866 { 867 #if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK) 868 ruby_init_stack(ruby_stack_start); 869 #endif 870 ruby_init(); 871 } 872 #ifdef RUBY19_OR_LATER 873 { 874 int dummy_argc = 2; 875 char *dummy_argv[] = {"vim-ruby", "-e0"}; 876 ruby_options(dummy_argc, dummy_argv); 877 } 878 ruby_script("vim-ruby"); 879 #else 880 ruby_init_loadpath(); 881 #endif 882 ruby_io_init(); 883 ruby_vim_init(); 884 ruby_initialized = 1; 885 #ifdef DYNAMIC_RUBY 886 } 887 else 888 { 889 EMSG(_("E266: Sorry, this command is disabled, the Ruby library could not be loaded.")); 890 return 0; 891 } 892 #endif 893 } 894 return ruby_initialized; 895 } 896 897 static void error_print(int state) 898 { 899 #ifndef DYNAMIC_RUBY 900 #if !(defined(RUBY_VERSION) && RUBY_VERSION >= 19) \ 901 && !(defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19) 902 RUBYEXTERN VALUE ruby_errinfo; 903 #endif 904 #endif 905 VALUE eclass; 906 VALUE einfo; 907 char buff[BUFSIZ]; 908 909 #define TAG_RETURN 0x1 910 #define TAG_BREAK 0x2 911 #define TAG_NEXT 0x3 912 #define TAG_RETRY 0x4 913 #define TAG_REDO 0x5 914 #define TAG_RAISE 0x6 915 #define TAG_THROW 0x7 916 #define TAG_FATAL 0x8 917 #define TAG_MASK 0xf 918 919 switch (state) 920 { 921 case TAG_RETURN: 922 EMSG(_("E267: unexpected return")); 923 break; 924 case TAG_NEXT: 925 EMSG(_("E268: unexpected next")); 926 break; 927 case TAG_BREAK: 928 EMSG(_("E269: unexpected break")); 929 break; 930 case TAG_REDO: 931 EMSG(_("E270: unexpected redo")); 932 break; 933 case TAG_RETRY: 934 EMSG(_("E271: retry outside of rescue clause")); 935 break; 936 case TAG_RAISE: 937 case TAG_FATAL: 938 #ifdef RUBY19_OR_LATER 939 eclass = CLASS_OF(rb_errinfo()); 940 einfo = rb_obj_as_string(rb_errinfo()); 941 #else 942 eclass = CLASS_OF(ruby_errinfo); 943 einfo = rb_obj_as_string(ruby_errinfo); 944 #endif 945 if (eclass == rb_eRuntimeError && RSTRING_LEN(einfo) == 0) 946 { 947 EMSG(_("E272: unhandled exception")); 948 } 949 else 950 { 951 VALUE epath; 952 char *p; 953 954 epath = rb_class_path(eclass); 955 vim_snprintf(buff, BUFSIZ, "%s: %s", 956 RSTRING_PTR(epath), RSTRING_PTR(einfo)); 957 p = strchr(buff, '\n'); 958 if (p) *p = '\0'; 959 EMSG(buff); 960 } 961 break; 962 default: 963 vim_snprintf(buff, BUFSIZ, _("E273: unknown longjmp status %d"), state); 964 EMSG(buff); 965 break; 966 } 967 } 968 969 static VALUE vim_message(VALUE self UNUSED, VALUE str) 970 { 971 char *buff, *p; 972 973 str = rb_obj_as_string(str); 974 if (RSTRING_LEN(str) > 0) 975 { 976 /* Only do this when the string isn't empty, alloc(0) causes trouble. */ 977 buff = ALLOCA_N(char, RSTRING_LEN(str)); 978 strcpy(buff, RSTRING_PTR(str)); 979 p = strchr(buff, '\n'); 980 if (p) *p = '\0'; 981 MSG(buff); 982 } 983 else 984 { 985 MSG(""); 986 } 987 return Qnil; 988 } 989 990 static VALUE vim_set_option(VALUE self UNUSED, VALUE str) 991 { 992 do_set((char_u *)StringValuePtr(str), 0); 993 update_screen(NOT_VALID); 994 return Qnil; 995 } 996 997 static VALUE vim_command(VALUE self UNUSED, VALUE str) 998 { 999 do_cmdline_cmd((char_u *)StringValuePtr(str)); 1000 return Qnil; 1001 } 1002 1003 #ifdef FEAT_EVAL 1004 static VALUE vim_to_ruby(typval_T *tv) 1005 { 1006 VALUE result = Qnil; 1007 1008 if (tv->v_type == VAR_STRING) 1009 { 1010 result = rb_str_new2(tv->vval.v_string == NULL 1011 ? "" : (char *)(tv->vval.v_string)); 1012 } 1013 else if (tv->v_type == VAR_NUMBER) 1014 { 1015 result = INT2NUM(tv->vval.v_number); 1016 } 1017 # ifdef FEAT_FLOAT 1018 else if (tv->v_type == VAR_FLOAT) 1019 { 1020 result = rb_float_new(tv->vval.v_float); 1021 } 1022 # endif 1023 else if (tv->v_type == VAR_LIST) 1024 { 1025 list_T *list = tv->vval.v_list; 1026 listitem_T *curr; 1027 1028 result = rb_ary_new(); 1029 1030 if (list != NULL) 1031 { 1032 for (curr = list->lv_first; curr != NULL; curr = curr->li_next) 1033 { 1034 rb_ary_push(result, vim_to_ruby(&curr->li_tv)); 1035 } 1036 } 1037 } 1038 else if (tv->v_type == VAR_DICT) 1039 { 1040 result = rb_hash_new(); 1041 1042 if (tv->vval.v_dict != NULL) 1043 { 1044 hashtab_T *ht = &tv->vval.v_dict->dv_hashtab; 1045 long_u todo = ht->ht_used; 1046 hashitem_T *hi; 1047 dictitem_T *di; 1048 1049 for (hi = ht->ht_array; todo > 0; ++hi) 1050 { 1051 if (!HASHITEM_EMPTY(hi)) 1052 { 1053 --todo; 1054 1055 di = dict_lookup(hi); 1056 rb_hash_aset(result, rb_str_new2((char *)hi->hi_key), 1057 vim_to_ruby(&di->di_tv)); 1058 } 1059 } 1060 } 1061 } 1062 else if (tv->v_type == VAR_SPECIAL) 1063 { 1064 if (tv->vval.v_number <= VVAL_TRUE) 1065 result = INT2NUM(tv->vval.v_number); 1066 } /* else return Qnil; */ 1067 1068 return result; 1069 } 1070 #endif 1071 1072 static VALUE vim_evaluate(VALUE self UNUSED, VALUE str) 1073 { 1074 #ifdef FEAT_EVAL 1075 typval_T *tv; 1076 VALUE result; 1077 1078 tv = eval_expr((char_u *)StringValuePtr(str), NULL); 1079 if (tv == NULL) 1080 { 1081 return Qnil; 1082 } 1083 result = vim_to_ruby(tv); 1084 1085 free_tv(tv); 1086 1087 return result; 1088 #else 1089 return Qnil; 1090 #endif 1091 } 1092 1093 #ifdef USE_TYPEDDATA 1094 static size_t buffer_dsize(const void *buf); 1095 1096 static const rb_data_type_t buffer_type = { 1097 "vim_buffer", 1098 {0, 0, buffer_dsize, {0, 0}}, 1099 0, 0, 1100 # ifdef RUBY_TYPED_FREE_IMMEDIATELY 1101 0, 1102 # endif 1103 }; 1104 1105 static size_t buffer_dsize(const void *buf UNUSED) 1106 { 1107 return sizeof(buf_T); 1108 } 1109 #endif 1110 1111 static VALUE buffer_new(buf_T *buf) 1112 { 1113 if (buf->b_ruby_ref) 1114 { 1115 return (VALUE) buf->b_ruby_ref; 1116 } 1117 else 1118 { 1119 #ifdef USE_TYPEDDATA 1120 VALUE obj = TypedData_Wrap_Struct(cBuffer, &buffer_type, buf); 1121 #else 1122 VALUE obj = Data_Wrap_Struct(cBuffer, 0, 0, buf); 1123 #endif 1124 buf->b_ruby_ref = (void *) obj; 1125 rb_hash_aset(objtbl, rb_obj_id(obj), obj); 1126 return obj; 1127 } 1128 } 1129 1130 static buf_T *get_buf(VALUE obj) 1131 { 1132 buf_T *buf; 1133 1134 #ifdef USE_TYPEDDATA 1135 TypedData_Get_Struct(obj, buf_T, &buffer_type, buf); 1136 #else 1137 Data_Get_Struct(obj, buf_T, buf); 1138 #endif 1139 if (buf == NULL) 1140 rb_raise(eDeletedBufferError, "attempt to refer to deleted buffer"); 1141 return buf; 1142 } 1143 1144 static VALUE buffer_s_current(void) 1145 { 1146 return buffer_new(curbuf); 1147 } 1148 1149 static VALUE buffer_s_count(void) 1150 { 1151 buf_T *b; 1152 int n = 0; 1153 1154 FOR_ALL_BUFFERS(b) 1155 { 1156 /* Deleted buffers should not be counted 1157 * SegPhault - 01/07/05 */ 1158 if (b->b_p_bl) 1159 n++; 1160 } 1161 1162 return INT2NUM(n); 1163 } 1164 1165 static VALUE buffer_s_aref(VALUE self UNUSED, VALUE num) 1166 { 1167 buf_T *b; 1168 int n = NUM2INT(num); 1169 1170 FOR_ALL_BUFFERS(b) 1171 { 1172 /* Deleted buffers should not be counted 1173 * SegPhault - 01/07/05 */ 1174 if (!b->b_p_bl) 1175 continue; 1176 1177 if (n == 0) 1178 return buffer_new(b); 1179 1180 n--; 1181 } 1182 return Qnil; 1183 } 1184 1185 static VALUE buffer_name(VALUE self) 1186 { 1187 buf_T *buf = get_buf(self); 1188 1189 return buf->b_ffname ? rb_str_new2((char *)buf->b_ffname) : Qnil; 1190 } 1191 1192 static VALUE buffer_number(VALUE self) 1193 { 1194 buf_T *buf = get_buf(self); 1195 1196 return INT2NUM(buf->b_fnum); 1197 } 1198 1199 static VALUE buffer_count(VALUE self) 1200 { 1201 buf_T *buf = get_buf(self); 1202 1203 return INT2NUM(buf->b_ml.ml_line_count); 1204 } 1205 1206 static VALUE get_buffer_line(buf_T *buf, linenr_T n) 1207 { 1208 if (n <= 0 || n > buf->b_ml.ml_line_count) 1209 rb_raise(rb_eIndexError, "line number %ld out of range", (long)n); 1210 return vim_str2rb_enc_str((char *)ml_get_buf(buf, n, FALSE)); 1211 } 1212 1213 static VALUE buffer_aref(VALUE self, VALUE num) 1214 { 1215 buf_T *buf = get_buf(self); 1216 1217 if (buf != NULL) 1218 return get_buffer_line(buf, (linenr_T)NUM2LONG(num)); 1219 return Qnil; /* For stop warning */ 1220 } 1221 1222 static VALUE set_buffer_line(buf_T *buf, linenr_T n, VALUE str) 1223 { 1224 char *line = StringValuePtr(str); 1225 aco_save_T aco; 1226 1227 if (n > 0 && n <= buf->b_ml.ml_line_count && line != NULL) 1228 { 1229 /* set curwin/curbuf for "buf" and save some things */ 1230 aucmd_prepbuf(&aco, buf); 1231 1232 if (u_savesub(n) == OK) 1233 { 1234 ml_replace(n, (char_u *)line, TRUE); 1235 changed(); 1236 #ifdef SYNTAX_HL 1237 syn_changed(n); /* recompute syntax hl. for this line */ 1238 #endif 1239 } 1240 1241 /* restore curwin/curbuf and a few other things */ 1242 aucmd_restbuf(&aco); 1243 /* Careful: autocommands may have made "buf" invalid! */ 1244 1245 update_curbuf(NOT_VALID); 1246 } 1247 else 1248 { 1249 rb_raise(rb_eIndexError, "line number %ld out of range", (long)n); 1250 } 1251 return str; 1252 } 1253 1254 static VALUE buffer_aset(VALUE self, VALUE num, VALUE str) 1255 { 1256 buf_T *buf = get_buf(self); 1257 1258 if (buf != NULL) 1259 return set_buffer_line(buf, (linenr_T)NUM2LONG(num), str); 1260 return str; 1261 } 1262 1263 static VALUE buffer_delete(VALUE self, VALUE num) 1264 { 1265 buf_T *buf = get_buf(self); 1266 long n = NUM2LONG(num); 1267 aco_save_T aco; 1268 1269 if (n > 0 && n <= buf->b_ml.ml_line_count) 1270 { 1271 /* set curwin/curbuf for "buf" and save some things */ 1272 aucmd_prepbuf(&aco, buf); 1273 1274 if (u_savedel(n, 1) == OK) 1275 { 1276 ml_delete(n, 0); 1277 1278 /* Changes to non-active buffers should properly refresh 1279 * SegPhault - 01/09/05 */ 1280 deleted_lines_mark(n, 1L); 1281 1282 changed(); 1283 } 1284 1285 /* restore curwin/curbuf and a few other things */ 1286 aucmd_restbuf(&aco); 1287 /* Careful: autocommands may have made "buf" invalid! */ 1288 1289 update_curbuf(NOT_VALID); 1290 } 1291 else 1292 { 1293 rb_raise(rb_eIndexError, "line number %ld out of range", n); 1294 } 1295 return Qnil; 1296 } 1297 1298 static VALUE buffer_append(VALUE self, VALUE num, VALUE str) 1299 { 1300 buf_T *buf = get_buf(self); 1301 char *line = StringValuePtr(str); 1302 long n = NUM2LONG(num); 1303 aco_save_T aco; 1304 1305 if (line == NULL) 1306 { 1307 rb_raise(rb_eIndexError, "NULL line"); 1308 } 1309 else if (n >= 0 && n <= buf->b_ml.ml_line_count) 1310 { 1311 /* set curwin/curbuf for "buf" and save some things */ 1312 aucmd_prepbuf(&aco, buf); 1313 1314 if (u_inssub(n + 1) == OK) 1315 { 1316 ml_append(n, (char_u *) line, (colnr_T) 0, FALSE); 1317 1318 /* Changes to non-active buffers should properly refresh screen 1319 * SegPhault - 12/20/04 */ 1320 appended_lines_mark(n, 1L); 1321 1322 changed(); 1323 } 1324 1325 /* restore curwin/curbuf and a few other things */ 1326 aucmd_restbuf(&aco); 1327 /* Careful: autocommands may have made "buf" invalid! */ 1328 1329 update_curbuf(NOT_VALID); 1330 } 1331 else 1332 { 1333 rb_raise(rb_eIndexError, "line number %ld out of range", n); 1334 } 1335 return str; 1336 } 1337 1338 #ifdef USE_TYPEDDATA 1339 static size_t window_dsize(const void *buf); 1340 1341 static const rb_data_type_t window_type = { 1342 "vim_window", 1343 {0, 0, window_dsize, {0, 0}}, 1344 0, 0, 1345 # ifdef RUBY_TYPED_FREE_IMMEDIATELY 1346 0, 1347 # endif 1348 }; 1349 1350 static size_t window_dsize(const void *win UNUSED) 1351 { 1352 return sizeof(win_T); 1353 } 1354 #endif 1355 1356 static VALUE window_new(win_T *win) 1357 { 1358 if (win->w_ruby_ref) 1359 { 1360 return (VALUE) win->w_ruby_ref; 1361 } 1362 else 1363 { 1364 #ifdef USE_TYPEDDATA 1365 VALUE obj = TypedData_Wrap_Struct(cVimWindow, &window_type, win); 1366 #else 1367 VALUE obj = Data_Wrap_Struct(cVimWindow, 0, 0, win); 1368 #endif 1369 win->w_ruby_ref = (void *) obj; 1370 rb_hash_aset(objtbl, rb_obj_id(obj), obj); 1371 return obj; 1372 } 1373 } 1374 1375 static win_T *get_win(VALUE obj) 1376 { 1377 win_T *win; 1378 1379 #ifdef USE_TYPEDDATA 1380 TypedData_Get_Struct(obj, win_T, &window_type, win); 1381 #else 1382 Data_Get_Struct(obj, win_T, win); 1383 #endif 1384 if (win == NULL) 1385 rb_raise(eDeletedWindowError, "attempt to refer to deleted window"); 1386 return win; 1387 } 1388 1389 static VALUE window_s_current(void) 1390 { 1391 return window_new(curwin); 1392 } 1393 1394 /* 1395 * Added line manipulation functions 1396 * SegPhault - 03/07/05 1397 */ 1398 static VALUE line_s_current(void) 1399 { 1400 return get_buffer_line(curbuf, curwin->w_cursor.lnum); 1401 } 1402 1403 static VALUE set_current_line(VALUE self UNUSED, VALUE str) 1404 { 1405 return set_buffer_line(curbuf, curwin->w_cursor.lnum, str); 1406 } 1407 1408 static VALUE current_line_number(void) 1409 { 1410 return INT2FIX((int)curwin->w_cursor.lnum); 1411 } 1412 1413 1414 1415 static VALUE window_s_count(void) 1416 { 1417 #ifdef FEAT_WINDOWS 1418 win_T *w; 1419 int n = 0; 1420 1421 FOR_ALL_WINDOWS(w) 1422 n++; 1423 return INT2NUM(n); 1424 #else 1425 return INT2NUM(1); 1426 #endif 1427 } 1428 1429 static VALUE window_s_aref(VALUE self UNUSED, VALUE num) 1430 { 1431 win_T *w; 1432 int n = NUM2INT(num); 1433 1434 #ifndef FEAT_WINDOWS 1435 w = curwin; 1436 #else 1437 for (w = firstwin; w != NULL; w = w->w_next, --n) 1438 #endif 1439 if (n == 0) 1440 return window_new(w); 1441 return Qnil; 1442 } 1443 1444 static VALUE window_buffer(VALUE self) 1445 { 1446 win_T *win = get_win(self); 1447 1448 return buffer_new(win->w_buffer); 1449 } 1450 1451 static VALUE window_height(VALUE self) 1452 { 1453 win_T *win = get_win(self); 1454 1455 return INT2NUM(win->w_height); 1456 } 1457 1458 static VALUE window_set_height(VALUE self, VALUE height) 1459 { 1460 win_T *win = get_win(self); 1461 win_T *savewin = curwin; 1462 1463 curwin = win; 1464 win_setheight(NUM2INT(height)); 1465 curwin = savewin; 1466 return height; 1467 } 1468 1469 static VALUE window_width(VALUE self UNUSED) 1470 { 1471 return INT2NUM(W_WIDTH(get_win(self))); 1472 } 1473 1474 static VALUE window_set_width(VALUE self UNUSED, VALUE width) 1475 { 1476 #ifdef FEAT_WINDOWS 1477 win_T *win = get_win(self); 1478 win_T *savewin = curwin; 1479 1480 curwin = win; 1481 win_setwidth(NUM2INT(width)); 1482 curwin = savewin; 1483 #endif 1484 return width; 1485 } 1486 1487 static VALUE window_cursor(VALUE self) 1488 { 1489 win_T *win = get_win(self); 1490 1491 return rb_assoc_new(INT2NUM(win->w_cursor.lnum), INT2NUM(win->w_cursor.col)); 1492 } 1493 1494 static VALUE window_set_cursor(VALUE self, VALUE pos) 1495 { 1496 VALUE lnum, col; 1497 win_T *win = get_win(self); 1498 1499 Check_Type(pos, T_ARRAY); 1500 if (RARRAY_LEN(pos) != 2) 1501 rb_raise(rb_eArgError, "array length must be 2"); 1502 lnum = RARRAY_PTR(pos)[0]; 1503 col = RARRAY_PTR(pos)[1]; 1504 win->w_cursor.lnum = NUM2LONG(lnum); 1505 win->w_cursor.col = NUM2UINT(col); 1506 check_cursor(); /* put cursor on an existing line */ 1507 update_screen(NOT_VALID); 1508 return Qnil; 1509 } 1510 1511 static VALUE f_nop(VALUE self UNUSED) 1512 { 1513 return Qnil; 1514 } 1515 1516 static VALUE f_p(int argc, VALUE *argv, VALUE self UNUSED) 1517 { 1518 int i; 1519 VALUE str = rb_str_new("", 0); 1520 1521 for (i = 0; i < argc; i++) 1522 { 1523 if (i > 0) rb_str_cat(str, ", ", 2); 1524 rb_str_concat(str, rb_inspect(argv[i])); 1525 } 1526 MSG(RSTRING_PTR(str)); 1527 return Qnil; 1528 } 1529 1530 static void ruby_io_init(void) 1531 { 1532 #ifndef DYNAMIC_RUBY 1533 RUBYEXTERN VALUE rb_stdout; 1534 #endif 1535 1536 rb_stdout = rb_obj_alloc(rb_cObject); 1537 rb_define_singleton_method(rb_stdout, "write", vim_message, 1); 1538 rb_define_singleton_method(rb_stdout, "flush", f_nop, 0); 1539 rb_define_global_function("p", f_p, -1); 1540 } 1541 1542 static void ruby_vim_init(void) 1543 { 1544 objtbl = rb_hash_new(); 1545 rb_global_variable(&objtbl); 1546 1547 /* The Vim module used to be called "VIM", but "Vim" is better. Make an 1548 * alias "VIM" for backwards compatibility. */ 1549 mVIM = rb_define_module("Vim"); 1550 rb_define_const(rb_cObject, "VIM", mVIM); 1551 rb_define_const(mVIM, "VERSION_MAJOR", INT2NUM(VIM_VERSION_MAJOR)); 1552 rb_define_const(mVIM, "VERSION_MINOR", INT2NUM(VIM_VERSION_MINOR)); 1553 rb_define_const(mVIM, "VERSION_BUILD", INT2NUM(VIM_VERSION_BUILD)); 1554 rb_define_const(mVIM, "VERSION_PATCHLEVEL", INT2NUM(VIM_VERSION_PATCHLEVEL)); 1555 rb_define_const(mVIM, "VERSION_SHORT", rb_str_new2(VIM_VERSION_SHORT)); 1556 rb_define_const(mVIM, "VERSION_MEDIUM", rb_str_new2(VIM_VERSION_MEDIUM)); 1557 rb_define_const(mVIM, "VERSION_LONG", rb_str_new2(VIM_VERSION_LONG)); 1558 rb_define_const(mVIM, "VERSION_LONG_DATE", rb_str_new2(VIM_VERSION_LONG_DATE)); 1559 rb_define_module_function(mVIM, "message", vim_message, 1); 1560 rb_define_module_function(mVIM, "set_option", vim_set_option, 1); 1561 rb_define_module_function(mVIM, "command", vim_command, 1); 1562 rb_define_module_function(mVIM, "evaluate", vim_evaluate, 1); 1563 1564 eDeletedBufferError = rb_define_class_under(mVIM, "DeletedBufferError", 1565 rb_eStandardError); 1566 eDeletedWindowError = rb_define_class_under(mVIM, "DeletedWindowError", 1567 rb_eStandardError); 1568 1569 cBuffer = rb_define_class_under(mVIM, "Buffer", rb_cObject); 1570 rb_define_singleton_method(cBuffer, "current", buffer_s_current, 0); 1571 rb_define_singleton_method(cBuffer, "count", buffer_s_count, 0); 1572 rb_define_singleton_method(cBuffer, "[]", buffer_s_aref, 1); 1573 rb_define_method(cBuffer, "name", buffer_name, 0); 1574 rb_define_method(cBuffer, "number", buffer_number, 0); 1575 rb_define_method(cBuffer, "count", buffer_count, 0); 1576 rb_define_method(cBuffer, "length", buffer_count, 0); 1577 rb_define_method(cBuffer, "[]", buffer_aref, 1); 1578 rb_define_method(cBuffer, "[]=", buffer_aset, 2); 1579 rb_define_method(cBuffer, "delete", buffer_delete, 1); 1580 rb_define_method(cBuffer, "append", buffer_append, 2); 1581 1582 /* Added line manipulation functions 1583 * SegPhault - 03/07/05 */ 1584 rb_define_method(cBuffer, "line_number", current_line_number, 0); 1585 rb_define_method(cBuffer, "line", line_s_current, 0); 1586 rb_define_method(cBuffer, "line=", set_current_line, 1); 1587 1588 1589 cVimWindow = rb_define_class_under(mVIM, "Window", rb_cObject); 1590 rb_define_singleton_method(cVimWindow, "current", window_s_current, 0); 1591 rb_define_singleton_method(cVimWindow, "count", window_s_count, 0); 1592 rb_define_singleton_method(cVimWindow, "[]", window_s_aref, 1); 1593 rb_define_method(cVimWindow, "buffer", window_buffer, 0); 1594 rb_define_method(cVimWindow, "height", window_height, 0); 1595 rb_define_method(cVimWindow, "height=", window_set_height, 1); 1596 rb_define_method(cVimWindow, "width", window_width, 0); 1597 rb_define_method(cVimWindow, "width=", window_set_width, 1); 1598 rb_define_method(cVimWindow, "cursor", window_cursor, 0); 1599 rb_define_method(cVimWindow, "cursor=", window_set_cursor, 1); 1600 1601 rb_define_virtual_variable("$curbuf", buffer_s_current, 0); 1602 rb_define_virtual_variable("$curwin", window_s_current, 0); 1603 } 1604 1605 void vim_ruby_init(void *stack_start) 1606 { 1607 /* should get machine stack start address early in main function */ 1608 ruby_stack_start = stack_start; 1609 } 1610