Mercurial > vim
annotate src/if_mzsch.c @ 3196:4e9c5338f44c v7.3.368
updated for version 7.3.368
Problem: Gcc complains about redefining _FORTIFY_SOURCE.
Solution: Undefine it before redefining it.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Thu, 08 Dec 2011 15:17:34 +0100 |
parents | 5c4b2fc4f067 |
children | af4ed13ca541 |
rev | line source |
---|---|
14 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
151 | 3 * MzScheme interface by Sergey Khorev <sergey.khorev@gmail.com> |
14 | 4 * Original work by Brent Fulgham <bfulgham@debian.org> |
5 * (Based on lots of help from Matthew Flatt) | |
6 * | |
1894 | 7 * TODO Convert byte-strings to char strings? |
8 * | |
14 | 9 * This consists of six parts: |
10 * 1. MzScheme interpreter main program | |
11 * 2. Routines that handle the external interface between MzScheme and | |
12 * Vim. | |
13 * 3. MzScheme input/output handlers: writes output via [e]msg(). | |
14 * 4. Implementation of the Vim Features for MzScheme | |
15 * 5. Vim Window-related Manipulation Functions. | |
16 * 6. Vim Buffer-related Manipulation Functions | |
17 * | |
18 * NOTES | |
19 * 1. Memory, allocated with scheme_malloc*, need not to be freed explicitly, | |
20 * garbage collector will do it self | |
21 * 2. Requires at least NORMAL features. I can't imagine why one may want | |
22 * to build with SMALL or TINY features but with MzScheme interface. | |
1894 | 23 * 3. I don't use K&R-style functions. Anyways, MzScheme headers are ANSI. |
14 | 24 */ |
25 | |
26 #include "vim.h" | |
1284 | 27 |
14 | 28 #include "if_mzsch.h" |
29 | |
800 | 30 /* Only do the following when the feature is enabled. Needed for "make |
31 * depend". */ | |
32 #if defined(FEAT_MZSCHEME) || defined(PROTO) | |
33 | |
1894 | 34 #include <assert.h> |
35 | |
14 | 36 /* Base data structures */ |
37 #define SCHEME_VIMBUFFERP(obj) SAME_TYPE(SCHEME_TYPE(obj), mz_buffer_type) | |
38 #define SCHEME_VIMWINDOWP(obj) SAME_TYPE(SCHEME_TYPE(obj), mz_window_type) | |
39 | |
40 typedef struct | |
41 { | |
1894 | 42 Scheme_Object so; |
14 | 43 buf_T *buf; |
44 } vim_mz_buffer; | |
45 | |
46 #define INVALID_BUFFER_VALUE ((buf_T *)(-1)) | |
47 | |
48 typedef struct | |
49 { | |
1894 | 50 Scheme_Object so; |
667 | 51 win_T *win; |
14 | 52 } vim_mz_window; |
53 | |
54 #define INVALID_WINDOW_VALUE ((win_T *)(-1)) | |
55 | |
56 /* | |
57 * Prims that form MzScheme Vim interface | |
58 */ | |
59 typedef struct | |
60 { | |
61 Scheme_Closed_Prim *prim; | |
62 char *name; | |
63 int mina; /* arity information */ | |
64 int maxa; | |
65 } Vim_Prim; | |
66 | |
67 typedef struct | |
68 { | |
69 char *name; | |
70 Scheme_Object *port; | |
71 } Port_Info; | |
72 | |
73 /* | |
74 *======================================================================== | |
75 * Vim-Control Commands | |
76 *======================================================================== | |
77 */ | |
78 /* | |
79 *======================================================================== | |
80 * Utility functions for the vim/mzscheme interface | |
81 *======================================================================== | |
82 */ | |
274 | 83 #ifdef HAVE_SANDBOX |
84 static Scheme_Object *sandbox_file_guard(int, Scheme_Object **); | |
85 static Scheme_Object *sandbox_network_guard(int, Scheme_Object **); | |
1125 | 86 static void sandbox_check(void); |
274 | 87 #endif |
14 | 88 /* Buffer-related commands */ |
89 static Scheme_Object *buffer_new(buf_T *buf); | |
90 static Scheme_Object *get_buffer_by_name(void *, int, Scheme_Object **); | |
91 static Scheme_Object *get_buffer_by_num(void *, int, Scheme_Object **); | |
92 static Scheme_Object *get_buffer_count(void *, int, Scheme_Object **); | |
93 static Scheme_Object *get_buffer_line(void *, int, Scheme_Object **); | |
94 static Scheme_Object *get_buffer_line_list(void *, int, Scheme_Object **); | |
95 static Scheme_Object *get_buffer_name(void *, int, Scheme_Object **); | |
96 static Scheme_Object *get_buffer_num(void *, int, Scheme_Object **); | |
97 static Scheme_Object *get_buffer_size(void *, int, Scheme_Object **); | |
98 static Scheme_Object *get_curr_buffer(void *, int, Scheme_Object **); | |
99 static Scheme_Object *get_next_buffer(void *, int, Scheme_Object **); | |
100 static Scheme_Object *get_prev_buffer(void *, int, Scheme_Object **); | |
101 static Scheme_Object *mzscheme_open_buffer(void *, int, Scheme_Object **); | |
102 static Scheme_Object *set_buffer_line(void *, int, Scheme_Object **); | |
103 static Scheme_Object *set_buffer_line_list(void *, int, Scheme_Object **); | |
104 static Scheme_Object *insert_buffer_line_list(void *, int, Scheme_Object **); | |
105 static Scheme_Object *get_range_start(void *, int, Scheme_Object **); | |
106 static Scheme_Object *get_range_end(void *, int, Scheme_Object **); | |
107 static vim_mz_buffer *get_vim_curr_buffer(void); | |
108 | |
109 /* Window-related commands */ | |
110 static Scheme_Object *window_new(win_T *win); | |
111 static Scheme_Object *get_curr_win(void *, int, Scheme_Object **); | |
112 static Scheme_Object *get_window_count(void *, int, Scheme_Object **); | |
113 static Scheme_Object *get_window_by_num(void *, int, Scheme_Object **); | |
114 static Scheme_Object *get_window_num(void *, int, Scheme_Object **); | |
115 static Scheme_Object *get_window_buffer(void *, int, Scheme_Object **); | |
116 static Scheme_Object *get_window_height(void *, int, Scheme_Object **); | |
117 static Scheme_Object *set_window_height(void *, int, Scheme_Object **); | |
118 #ifdef FEAT_VERTSPLIT | |
119 static Scheme_Object *get_window_width(void *, int, Scheme_Object **); | |
120 static Scheme_Object *set_window_width(void *, int, Scheme_Object **); | |
121 #endif | |
122 static Scheme_Object *get_cursor(void *, int, Scheme_Object **); | |
123 static Scheme_Object *set_cursor(void *, int, Scheme_Object **); | |
124 static Scheme_Object *get_window_list(void *, int, Scheme_Object **); | |
125 static vim_mz_window *get_vim_curr_window(void); | |
126 | |
127 /* Vim-related commands */ | |
128 static Scheme_Object *mzscheme_beep(void *, int, Scheme_Object **); | |
129 static Scheme_Object *get_option(void *, int, Scheme_Object **); | |
130 static Scheme_Object *set_option(void *, int, Scheme_Object **); | |
131 static Scheme_Object *vim_command(void *, int, Scheme_Object **); | |
132 static Scheme_Object *vim_eval(void *, int, Scheme_Object **); | |
133 static Scheme_Object *vim_bufferp(void *data, int, Scheme_Object **); | |
134 static Scheme_Object *vim_windowp(void *data, int, Scheme_Object **); | |
135 static Scheme_Object *vim_buffer_validp(void *data, int, Scheme_Object **); | |
136 static Scheme_Object *vim_window_validp(void *data, int, Scheme_Object **); | |
137 | |
138 /* | |
139 *======================================================================== | |
140 * Internal Function Prototypes | |
141 *======================================================================== | |
142 */ | |
143 static int vim_error_check(void); | |
144 static int do_mzscheme_command(exarg_T *, void *, Scheme_Closed_Prim *what); | |
145 static void startup_mzscheme(void); | |
146 static char *string_to_line(Scheme_Object *obj); | |
147 static void do_output(char *mesg, long len); | |
148 static void do_printf(char *format, ...); | |
149 static void do_flush(void); | |
150 static Scheme_Object *_apply_thunk_catch_exceptions( | |
151 Scheme_Object *, Scheme_Object **); | |
152 static Scheme_Object *extract_exn_message(Scheme_Object *v); | |
153 static Scheme_Object *do_eval(void *, int noargc, Scheme_Object **noargv); | |
154 static Scheme_Object *do_load(void *, int noargc, Scheme_Object **noargv); | |
1894 | 155 static void register_vim_exn(void); |
14 | 156 static vim_mz_buffer *get_buffer_arg(const char *fname, int argnum, |
157 int argc, Scheme_Object **argv); | |
158 static vim_mz_window *get_window_arg(const char *fname, int argnum, | |
159 int argc, Scheme_Object **argv); | |
160 static int line_in_range(linenr_T, buf_T *); | |
161 static void check_line_range(linenr_T, buf_T *); | |
162 static void mz_fix_cursor(int lo, int hi, int extra); | |
163 | |
1894 | 164 static int eval_with_exn_handling(void *, Scheme_Closed_Prim *, |
165 Scheme_Object **ret); | |
166 static void make_modules(void); | |
167 static void init_exn_catching_apply(void); | |
168 static int mzscheme_env_main(Scheme_Env *env, int argc, char **argv); | |
169 static int mzscheme_init(void); | |
170 #ifdef FEAT_EVAL | |
171 static Scheme_Object *vim_to_mzscheme(typval_T *vim_value, int depth, | |
172 Scheme_Hash_Table *visited); | |
2050
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updated for version 7.2.336
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173 static int mzscheme_to_vim(Scheme_Object *obj, typval_T *tv, int depth, |
afcf9db31561
updated for version 7.2.336
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parents:
2023
diff
changeset
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174 Scheme_Hash_Table *visited); |
1894 | 175 #endif |
176 | |
177 #ifdef MZ_PRECISE_GC | |
2278
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178 static int buffer_size_proc(void *obj UNUSED) |
1894 | 179 { |
180 return gcBYTES_TO_WORDS(sizeof(vim_mz_buffer)); | |
181 } | |
182 static int buffer_mark_proc(void *obj) | |
183 { | |
184 return buffer_size_proc(obj); | |
185 } | |
186 static int buffer_fixup_proc(void *obj) | |
187 { | |
188 return buffer_size_proc(obj); | |
189 } | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
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190 static int window_size_proc(void *obj UNUSED) |
1894 | 191 { |
192 return gcBYTES_TO_WORDS(sizeof(vim_mz_window)); | |
193 } | |
194 static int window_mark_proc(void *obj) | |
195 { | |
196 return window_size_proc(obj); | |
197 } | |
198 static int window_fixup_proc(void *obj) | |
199 { | |
200 return window_size_proc(obj); | |
201 } | |
202 #endif | |
14 | 203 |
137 | 204 #ifdef DYNAMIC_MZSCHEME |
205 | |
206 static Scheme_Object *dll_scheme_eof; | |
207 static Scheme_Object *dll_scheme_false; | |
208 static Scheme_Object *dll_scheme_void; | |
209 static Scheme_Object *dll_scheme_null; | |
210 static Scheme_Object *dll_scheme_true; | |
211 | |
212 static Scheme_Thread **dll_scheme_current_thread_ptr; | |
213 | |
214 static void (**dll_scheme_console_printf_ptr)(char *str, ...); | |
215 static void (**dll_scheme_console_output_ptr)(char *str, long len); | |
216 static void (**dll_scheme_notify_multithread_ptr)(int on); | |
217 | |
218 static void *(*dll_GC_malloc)(size_t size_in_bytes); | |
219 static void *(*dll_GC_malloc_atomic)(size_t size_in_bytes); | |
220 static Scheme_Env *(*dll_scheme_basic_env)(void); | |
221 static void (*dll_scheme_check_threads)(void); | |
222 static void (*dll_scheme_register_static)(void *ptr, long size); | |
223 static void (*dll_scheme_set_stack_base)(void *base, int no_auto_statics); | |
224 static void (*dll_scheme_add_global)(const char *name, Scheme_Object *val, | |
225 Scheme_Env *env); | |
226 static void (*dll_scheme_add_global_symbol)(Scheme_Object *name, | |
227 Scheme_Object *val, Scheme_Env *env); | |
228 static Scheme_Object *(*dll_scheme_apply)(Scheme_Object *rator, int num_rands, | |
229 Scheme_Object **rands); | |
230 static Scheme_Object *(*dll_scheme_builtin_value)(const char *name); | |
274 | 231 # if MZSCHEME_VERSION_MAJOR >= 299 |
232 static Scheme_Object *(*dll_scheme_byte_string_to_char_string)(Scheme_Object *s); | |
233 # endif | |
137 | 234 static void (*dll_scheme_close_input_port)(Scheme_Object *port); |
235 static void (*dll_scheme_count_lines)(Scheme_Object *port); | |
1284 | 236 #if MZSCHEME_VERSION_MAJOR < 360 |
137 | 237 static Scheme_Object *(*dll_scheme_current_continuation_marks)(void); |
1284 | 238 #else |
239 static Scheme_Object *(*dll_scheme_current_continuation_marks)(Scheme_Object *prompt_tag); | |
240 #endif | |
137 | 241 static void (*dll_scheme_display)(Scheme_Object *obj, Scheme_Object *port); |
242 static char *(*dll_scheme_display_to_string)(Scheme_Object *obj, long *len); | |
274 | 243 static int (*dll_scheme_eq)(Scheme_Object *obj1, Scheme_Object *obj2); |
137 | 244 static Scheme_Object *(*dll_scheme_do_eval)(Scheme_Object *obj, |
245 int _num_rands, Scheme_Object **rands, int val); | |
246 static void (*dll_scheme_dont_gc_ptr)(void *p); | |
247 static Scheme_Object *(*dll_scheme_eval)(Scheme_Object *obj, Scheme_Env *env); | |
248 static Scheme_Object *(*dll_scheme_eval_string)(const char *str, | |
249 Scheme_Env *env); | |
344 | 250 static Scheme_Object *(*dll_scheme_eval_string_all)(const char *str, |
137 | 251 Scheme_Env *env, int all); |
252 static void (*dll_scheme_finish_primitive_module)(Scheme_Env *env); | |
151 | 253 # if MZSCHEME_VERSION_MAJOR < 299 |
137 | 254 static char *(*dll_scheme_format)(char *format, int flen, int argc, |
255 Scheme_Object **argv, long *rlen); | |
151 | 256 # else |
257 static char *(*dll_scheme_format_utf8)(char *format, int flen, int argc, | |
258 Scheme_Object **argv, long *rlen); | |
274 | 259 static Scheme_Object *(*dll_scheme_get_param)(Scheme_Config *c, int pos); |
151 | 260 # endif |
137 | 261 static void (*dll_scheme_gc_ptr_ok)(void *p); |
151 | 262 # if MZSCHEME_VERSION_MAJOR < 299 |
137 | 263 static char *(*dll_scheme_get_sized_string_output)(Scheme_Object *, |
264 long *len); | |
151 | 265 # else |
266 static char *(*dll_scheme_get_sized_byte_string_output)(Scheme_Object *, | |
267 long *len); | |
268 # endif | |
137 | 269 static Scheme_Object *(*dll_scheme_intern_symbol)(const char *name); |
270 static Scheme_Object *(*dll_scheme_lookup_global)(Scheme_Object *symbol, | |
271 Scheme_Env *env); | |
272 static Scheme_Object *(*dll_scheme_make_closed_prim_w_arity) | |
273 (Scheme_Closed_Prim *prim, void *data, const char *name, mzshort mina, | |
274 mzshort maxa); | |
275 static Scheme_Object *(*dll_scheme_make_integer_value)(long i); | |
344 | 276 static Scheme_Object *(*dll_scheme_make_pair)(Scheme_Object *car, |
137 | 277 Scheme_Object *cdr); |
274 | 278 static Scheme_Object *(*dll_scheme_make_prim_w_arity)(Scheme_Prim *prim, |
279 const char *name, mzshort mina, mzshort maxa); | |
151 | 280 # if MZSCHEME_VERSION_MAJOR < 299 |
137 | 281 static Scheme_Object *(*dll_scheme_make_string)(const char *chars); |
282 static Scheme_Object *(*dll_scheme_make_string_output_port)(); | |
151 | 283 # else |
284 static Scheme_Object *(*dll_scheme_make_byte_string)(const char *chars); | |
285 static Scheme_Object *(*dll_scheme_make_byte_string_output_port)(); | |
286 # endif | |
137 | 287 static Scheme_Object *(*dll_scheme_make_struct_instance)(Scheme_Object *stype, |
288 int argc, Scheme_Object **argv); | |
289 static Scheme_Object **(*dll_scheme_make_struct_names)(Scheme_Object *base, | |
290 Scheme_Object *field_names, int flags, int *count_out); | |
291 static Scheme_Object *(*dll_scheme_make_struct_type)(Scheme_Object *base, | |
292 Scheme_Object *parent, Scheme_Object *inspector, int num_fields, | |
293 int num_uninit_fields, Scheme_Object *uninit_val, | |
151 | 294 Scheme_Object *properties |
295 # if MZSCHEME_VERSION_MAJOR >= 299 | |
296 , Scheme_Object *guard | |
297 # endif | |
298 ); | |
137 | 299 static Scheme_Object **(*dll_scheme_make_struct_values)( |
300 Scheme_Object *struct_type, Scheme_Object **names, int count, | |
301 int flags); | |
302 static Scheme_Type (*dll_scheme_make_type)(const char *name); | |
303 static Scheme_Object *(*dll_scheme_make_vector)(int size, | |
304 Scheme_Object *fill); | |
305 static void *(*dll_scheme_malloc_fail_ok)(void *(*f)(size_t), size_t); | |
306 static Scheme_Object *(*dll_scheme_open_input_file)(const char *name, | |
307 const char *who); | |
308 static Scheme_Env *(*dll_scheme_primitive_module)(Scheme_Object *name, | |
309 Scheme_Env *for_env); | |
310 static int (*dll_scheme_proper_list_length)(Scheme_Object *list); | |
311 static void (*dll_scheme_raise)(Scheme_Object *exn); | |
312 static Scheme_Object *(*dll_scheme_read)(Scheme_Object *port); | |
313 static void (*dll_scheme_signal_error)(const char *msg, ...); | |
314 static void (*dll_scheme_wrong_type)(const char *name, const char *expected, | |
315 int which, int argc, Scheme_Object **argv); | |
151 | 316 # if MZSCHEME_VERSION_MAJOR >= 299 |
344 | 317 static void (*dll_scheme_set_param)(Scheme_Config *c, int pos, |
151 | 318 Scheme_Object *o); |
319 static Scheme_Config *(*dll_scheme_current_config)(void); | |
320 static Scheme_Object *(*dll_scheme_char_string_to_byte_string) | |
321 (Scheme_Object *s); | |
1307 | 322 static Scheme_Object *(*dll_scheme_char_string_to_path) |
323 (Scheme_Object *s); | |
151 | 324 # endif |
1894 | 325 static Scheme_Hash_Table *(*dll_scheme_make_hash_table)(int type); |
326 static void (*dll_scheme_hash_set)(Scheme_Hash_Table *table, | |
327 Scheme_Object *key, Scheme_Object *value); | |
328 static Scheme_Object *(*dll_scheme_hash_get)(Scheme_Hash_Table *table, | |
329 Scheme_Object *key); | |
330 static Scheme_Object *(*dll_scheme_make_double)(double d); | |
331 # ifdef INCLUDE_MZSCHEME_BASE | |
332 static Scheme_Object *(*dll_scheme_make_sized_byte_string)(char *chars, | |
333 long len, int copy); | |
334 static Scheme_Object *(*dll_scheme_namespace_require)(Scheme_Object *req); | |
335 # endif | |
137 | 336 |
337 /* arrays are imported directly */ | |
338 # define scheme_eof dll_scheme_eof | |
339 # define scheme_false dll_scheme_false | |
340 # define scheme_void dll_scheme_void | |
341 # define scheme_null dll_scheme_null | |
342 # define scheme_true dll_scheme_true | |
343 | |
344 /* pointers are GetProceAddress'ed as pointers to pointer */ | |
345 # define scheme_current_thread (*dll_scheme_current_thread_ptr) | |
346 # define scheme_console_printf (*dll_scheme_console_printf_ptr) | |
347 # define scheme_console_output (*dll_scheme_console_output_ptr) | |
348 # define scheme_notify_multithread (*dll_scheme_notify_multithread_ptr) | |
349 | |
350 /* and functions in a usual way */ | |
351 # define GC_malloc dll_GC_malloc | |
352 # define GC_malloc_atomic dll_GC_malloc_atomic | |
353 | |
354 # define scheme_add_global dll_scheme_add_global | |
355 # define scheme_add_global_symbol dll_scheme_add_global_symbol | |
356 # define scheme_apply dll_scheme_apply | |
357 # define scheme_basic_env dll_scheme_basic_env | |
358 # define scheme_builtin_value dll_scheme_builtin_value | |
274 | 359 # if MZSCHEME_VERSION_MAJOR >= 299 |
360 # define scheme_byte_string_to_char_string dll_scheme_byte_string_to_char_string | |
361 # endif | |
137 | 362 # define scheme_check_threads dll_scheme_check_threads |
363 # define scheme_close_input_port dll_scheme_close_input_port | |
364 # define scheme_count_lines dll_scheme_count_lines | |
365 # define scheme_current_continuation_marks \ | |
366 dll_scheme_current_continuation_marks | |
367 # define scheme_display dll_scheme_display | |
368 # define scheme_display_to_string dll_scheme_display_to_string | |
369 # define scheme_do_eval dll_scheme_do_eval | |
370 # define scheme_dont_gc_ptr dll_scheme_dont_gc_ptr | |
274 | 371 # define scheme_eq dll_scheme_eq |
137 | 372 # define scheme_eval dll_scheme_eval |
373 # define scheme_eval_string dll_scheme_eval_string | |
374 # define scheme_eval_string_all dll_scheme_eval_string_all | |
375 # define scheme_finish_primitive_module dll_scheme_finish_primitive_module | |
151 | 376 # if MZSCHEME_VERSION_MAJOR < 299 |
377 # define scheme_format dll_scheme_format | |
378 # else | |
379 # define scheme_format_utf8 dll_scheme_format_utf8 | |
380 # endif | |
137 | 381 # define scheme_gc_ptr_ok dll_scheme_gc_ptr_ok |
151 | 382 # if MZSCHEME_VERSION_MAJOR < 299 |
383 # define scheme_get_sized_string_output dll_scheme_get_sized_string_output | |
384 # else | |
385 # define scheme_get_sized_byte_string_output \ | |
386 dll_scheme_get_sized_byte_string_output | |
274 | 387 # define scheme_get_param dll_scheme_get_param |
151 | 388 # endif |
137 | 389 # define scheme_intern_symbol dll_scheme_intern_symbol |
390 # define scheme_lookup_global dll_scheme_lookup_global | |
391 # define scheme_make_closed_prim_w_arity dll_scheme_make_closed_prim_w_arity | |
392 # define scheme_make_integer_value dll_scheme_make_integer_value | |
393 # define scheme_make_pair dll_scheme_make_pair | |
274 | 394 # define scheme_make_prim_w_arity dll_scheme_make_prim_w_arity |
151 | 395 # if MZSCHEME_VERSION_MAJOR < 299 |
396 # define scheme_make_string dll_scheme_make_string | |
397 # define scheme_make_string_output_port dll_scheme_make_string_output_port | |
398 # else | |
399 # define scheme_make_byte_string dll_scheme_make_byte_string | |
400 # define scheme_make_byte_string_output_port \ | |
401 dll_scheme_make_byte_string_output_port | |
402 # endif | |
137 | 403 # define scheme_make_struct_instance dll_scheme_make_struct_instance |
404 # define scheme_make_struct_names dll_scheme_make_struct_names | |
405 # define scheme_make_struct_type dll_scheme_make_struct_type | |
406 # define scheme_make_struct_values dll_scheme_make_struct_values | |
407 # define scheme_make_type dll_scheme_make_type | |
408 # define scheme_make_vector dll_scheme_make_vector | |
409 # define scheme_malloc_fail_ok dll_scheme_malloc_fail_ok | |
410 # define scheme_open_input_file dll_scheme_open_input_file | |
411 # define scheme_primitive_module dll_scheme_primitive_module | |
412 # define scheme_proper_list_length dll_scheme_proper_list_length | |
413 # define scheme_raise dll_scheme_raise | |
414 # define scheme_read dll_scheme_read | |
415 # define scheme_register_static dll_scheme_register_static | |
416 # define scheme_set_stack_base dll_scheme_set_stack_base | |
417 # define scheme_signal_error dll_scheme_signal_error | |
418 # define scheme_wrong_type dll_scheme_wrong_type | |
151 | 419 # if MZSCHEME_VERSION_MAJOR >= 299 |
420 # define scheme_set_param dll_scheme_set_param | |
421 # define scheme_current_config dll_scheme_current_config | |
422 # define scheme_char_string_to_byte_string \ | |
423 dll_scheme_char_string_to_byte_string | |
1307 | 424 # define scheme_char_string_to_path \ |
425 dll_scheme_char_string_to_path | |
151 | 426 # endif |
1894 | 427 # define scheme_make_hash_table dll_scheme_make_hash_table |
428 # define scheme_hash_set dll_scheme_hash_set | |
429 # define scheme_hash_get dll_scheme_hash_get | |
430 # define scheme_make_double dll_scheme_make_double | |
431 # ifdef INCLUDE_MZSCHEME_BASE | |
432 # define scheme_make_sized_byte_string dll_scheme_make_sized_byte_string | |
433 # define scheme_namespace_require dll_scheme_namespace_require | |
434 # endif | |
137 | 435 |
436 typedef struct | |
437 { | |
438 char *name; | |
439 void **ptr; | |
440 } Thunk_Info; | |
441 | |
442 static Thunk_Info mzgc_imports[] = { | |
443 {"GC_malloc", (void **)&dll_GC_malloc}, | |
444 {"GC_malloc_atomic", (void **)&dll_GC_malloc_atomic}, | |
445 {NULL, NULL}}; | |
446 | |
447 static Thunk_Info mzsch_imports[] = { | |
448 {"scheme_eof", (void **)&dll_scheme_eof}, | |
449 {"scheme_false", (void **)&dll_scheme_false}, | |
450 {"scheme_void", (void **)&dll_scheme_void}, | |
451 {"scheme_null", (void **)&dll_scheme_null}, | |
452 {"scheme_true", (void **)&dll_scheme_true}, | |
453 {"scheme_current_thread", (void **)&dll_scheme_current_thread_ptr}, | |
454 {"scheme_console_printf", (void **)&dll_scheme_console_printf_ptr}, | |
455 {"scheme_console_output", (void **)&dll_scheme_console_output_ptr}, | |
344 | 456 {"scheme_notify_multithread", |
137 | 457 (void **)&dll_scheme_notify_multithread_ptr}, |
458 {"scheme_add_global", (void **)&dll_scheme_add_global}, | |
459 {"scheme_add_global_symbol", (void **)&dll_scheme_add_global_symbol}, | |
460 {"scheme_apply", (void **)&dll_scheme_apply}, | |
461 {"scheme_basic_env", (void **)&dll_scheme_basic_env}, | |
274 | 462 # if MZSCHEME_VERSION_MAJOR >= 299 |
463 {"scheme_byte_string_to_char_string", (void **)&dll_scheme_byte_string_to_char_string}, | |
464 # endif | |
137 | 465 {"scheme_builtin_value", (void **)&dll_scheme_builtin_value}, |
466 {"scheme_check_threads", (void **)&dll_scheme_check_threads}, | |
467 {"scheme_close_input_port", (void **)&dll_scheme_close_input_port}, | |
468 {"scheme_count_lines", (void **)&dll_scheme_count_lines}, | |
344 | 469 {"scheme_current_continuation_marks", |
137 | 470 (void **)&dll_scheme_current_continuation_marks}, |
471 {"scheme_display", (void **)&dll_scheme_display}, | |
472 {"scheme_display_to_string", (void **)&dll_scheme_display_to_string}, | |
473 {"scheme_do_eval", (void **)&dll_scheme_do_eval}, | |
474 {"scheme_dont_gc_ptr", (void **)&dll_scheme_dont_gc_ptr}, | |
274 | 475 {"scheme_eq", (void **)&dll_scheme_eq}, |
137 | 476 {"scheme_eval", (void **)&dll_scheme_eval}, |
477 {"scheme_eval_string", (void **)&dll_scheme_eval_string}, | |
478 {"scheme_eval_string_all", (void **)&dll_scheme_eval_string_all}, | |
344 | 479 {"scheme_finish_primitive_module", |
137 | 480 (void **)&dll_scheme_finish_primitive_module}, |
151 | 481 # if MZSCHEME_VERSION_MAJOR < 299 |
137 | 482 {"scheme_format", (void **)&dll_scheme_format}, |
151 | 483 # else |
484 {"scheme_format_utf8", (void **)&dll_scheme_format_utf8}, | |
274 | 485 {"scheme_get_param", (void **)&dll_scheme_get_param}, |
151 | 486 #endif |
137 | 487 {"scheme_gc_ptr_ok", (void **)&dll_scheme_gc_ptr_ok}, |
151 | 488 # if MZSCHEME_VERSION_MAJOR < 299 |
344 | 489 {"scheme_get_sized_string_output", |
137 | 490 (void **)&dll_scheme_get_sized_string_output}, |
151 | 491 # else |
344 | 492 {"scheme_get_sized_byte_string_output", |
151 | 493 (void **)&dll_scheme_get_sized_byte_string_output}, |
494 #endif | |
137 | 495 {"scheme_intern_symbol", (void **)&dll_scheme_intern_symbol}, |
496 {"scheme_lookup_global", (void **)&dll_scheme_lookup_global}, | |
344 | 497 {"scheme_make_closed_prim_w_arity", |
137 | 498 (void **)&dll_scheme_make_closed_prim_w_arity}, |
499 {"scheme_make_integer_value", (void **)&dll_scheme_make_integer_value}, | |
500 {"scheme_make_pair", (void **)&dll_scheme_make_pair}, | |
274 | 501 {"scheme_make_prim_w_arity", (void **)&dll_scheme_make_prim_w_arity}, |
151 | 502 # if MZSCHEME_VERSION_MAJOR < 299 |
137 | 503 {"scheme_make_string", (void **)&dll_scheme_make_string}, |
344 | 504 {"scheme_make_string_output_port", |
137 | 505 (void **)&dll_scheme_make_string_output_port}, |
151 | 506 # else |
507 {"scheme_make_byte_string", (void **)&dll_scheme_make_byte_string}, | |
344 | 508 {"scheme_make_byte_string_output_port", |
151 | 509 (void **)&dll_scheme_make_byte_string_output_port}, |
510 # endif | |
344 | 511 {"scheme_make_struct_instance", |
137 | 512 (void **)&dll_scheme_make_struct_instance}, |
513 {"scheme_make_struct_names", (void **)&dll_scheme_make_struct_names}, | |
514 {"scheme_make_struct_type", (void **)&dll_scheme_make_struct_type}, | |
515 {"scheme_make_struct_values", (void **)&dll_scheme_make_struct_values}, | |
516 {"scheme_make_type", (void **)&dll_scheme_make_type}, | |
517 {"scheme_make_vector", (void **)&dll_scheme_make_vector}, | |
518 {"scheme_malloc_fail_ok", (void **)&dll_scheme_malloc_fail_ok}, | |
519 {"scheme_open_input_file", (void **)&dll_scheme_open_input_file}, | |
520 {"scheme_primitive_module", (void **)&dll_scheme_primitive_module}, | |
521 {"scheme_proper_list_length", (void **)&dll_scheme_proper_list_length}, | |
522 {"scheme_raise", (void **)&dll_scheme_raise}, | |
523 {"scheme_read", (void **)&dll_scheme_read}, | |
524 {"scheme_register_static", (void **)&dll_scheme_register_static}, | |
525 {"scheme_set_stack_base", (void **)&dll_scheme_set_stack_base}, | |
526 {"scheme_signal_error", (void **)&dll_scheme_signal_error}, | |
527 {"scheme_wrong_type", (void **)&dll_scheme_wrong_type}, | |
151 | 528 # if MZSCHEME_VERSION_MAJOR >= 299 |
529 {"scheme_set_param", (void **)&dll_scheme_set_param}, | |
530 {"scheme_current_config", (void **)&dll_scheme_current_config}, | |
531 {"scheme_char_string_to_byte_string", | |
532 (void **)&dll_scheme_char_string_to_byte_string}, | |
1894 | 533 {"scheme_char_string_to_path", (void **)&dll_scheme_char_string_to_path}, |
151 | 534 # endif |
1894 | 535 {"scheme_make_hash_table", (void **)&dll_scheme_make_hash_table}, |
536 {"scheme_hash_set", (void **)&dll_scheme_hash_set}, | |
537 {"scheme_hash_get", (void **)&dll_scheme_hash_get}, | |
538 {"scheme_make_double", (void **)&dll_scheme_make_double}, | |
539 # ifdef INCLUDE_MZSCHEME_BASE | |
540 {"scheme_make_sized_byte_string", (void **)&dll_scheme_make_sized_byte_string}, | |
541 {"scheme_namespace_require", (void **)&dll_scheme_namespace_require}, | |
542 #endif | |
137 | 543 {NULL, NULL}}; |
544 | |
545 static HINSTANCE hMzGC = 0; | |
546 static HINSTANCE hMzSch = 0; | |
547 | |
548 static void dynamic_mzscheme_end(void); | |
549 static int mzscheme_runtime_link_init(char *sch_dll, char *gc_dll, | |
550 int verbose); | |
551 | |
552 static int | |
553 mzscheme_runtime_link_init(char *sch_dll, char *gc_dll, int verbose) | |
554 { | |
555 Thunk_Info *thunk = NULL; | |
556 | |
557 if (hMzGC && hMzSch) | |
558 return OK; | |
2612 | 559 hMzSch = vimLoadLib(sch_dll); |
560 hMzGC = vimLoadLib(gc_dll); | |
137 | 561 |
562 if (!hMzSch) | |
563 { | |
564 if (verbose) | |
565 EMSG2(_(e_loadlib), sch_dll); | |
566 return FAIL; | |
567 } | |
568 | |
569 if (!hMzGC) | |
570 { | |
571 if (verbose) | |
572 EMSG2(_(e_loadlib), gc_dll); | |
573 return FAIL; | |
574 } | |
575 | |
576 for (thunk = mzsch_imports; thunk->name; thunk++) | |
577 { | |
344 | 578 if ((*thunk->ptr = |
137 | 579 (void *)GetProcAddress(hMzSch, thunk->name)) == NULL) |
580 { | |
581 FreeLibrary(hMzSch); | |
582 hMzSch = 0; | |
583 FreeLibrary(hMzGC); | |
584 hMzGC = 0; | |
585 if (verbose) | |
586 EMSG2(_(e_loadfunc), thunk->name); | |
587 return FAIL; | |
588 } | |
589 } | |
590 for (thunk = mzgc_imports; thunk->name; thunk++) | |
591 { | |
344 | 592 if ((*thunk->ptr = |
137 | 593 (void *)GetProcAddress(hMzGC, thunk->name)) == NULL) |
594 { | |
595 FreeLibrary(hMzSch); | |
596 hMzSch = 0; | |
597 FreeLibrary(hMzGC); | |
598 hMzGC = 0; | |
599 if (verbose) | |
600 EMSG2(_(e_loadfunc), thunk->name); | |
601 return FAIL; | |
602 } | |
603 } | |
604 return OK; | |
605 } | |
606 | |
607 int | |
608 mzscheme_enabled(int verbose) | |
609 { | |
610 return mzscheme_runtime_link_init( | |
611 DYNAMIC_MZSCH_DLL, DYNAMIC_MZGC_DLL, verbose) == OK; | |
612 } | |
613 | |
614 static void | |
615 dynamic_mzscheme_end(void) | |
616 { | |
617 if (hMzSch) | |
618 { | |
619 FreeLibrary(hMzSch); | |
620 hMzSch = 0; | |
621 } | |
622 if (hMzGC) | |
623 { | |
624 FreeLibrary(hMzGC); | |
625 hMzGC = 0; | |
626 } | |
627 } | |
628 #endif /* DYNAMIC_MZSCHEME */ | |
629 | |
1894 | 630 /* need to put it here for dynamic stuff to work */ |
1950 | 631 #if defined(INCLUDE_MZSCHEME_BASE) |
1894 | 632 # include "mzscheme_base.c" |
1950 | 633 #elif MZSCHEME_VERSION_MAJOR >= 400 |
634 # error MzScheme 4.x must include mzscheme_base.c, for MinGW32 you need to define MZSCHEME_GENERATE_BASE=yes | |
1894 | 635 #endif |
636 | |
14 | 637 /* |
638 *======================================================================== | |
639 * 1. MzScheme interpreter startup | |
640 *======================================================================== | |
641 */ | |
642 | |
643 static Scheme_Type mz_buffer_type; | |
644 static Scheme_Type mz_window_type; | |
645 | |
1894 | 646 static int initialized = FALSE; |
14 | 647 |
648 /* global environment */ | |
649 static Scheme_Env *environment = NULL; | |
650 /* output/error handlers */ | |
651 static Scheme_Object *curout = NULL; | |
652 static Scheme_Object *curerr = NULL; | |
1894 | 653 /* exn:vim exception */ |
14 | 654 static Scheme_Object *exn_catching_apply = NULL; |
655 static Scheme_Object *exn_p = NULL; | |
656 static Scheme_Object *exn_message = NULL; | |
657 static Scheme_Object *vim_exn = NULL; /* Vim Error exception */ | |
1894 | 658 |
659 #if !defined(MZ_PRECISE_GC) || MZSCHEME_VERSION_MAJOR < 400 | |
660 static void *stack_base = NULL; | |
661 #endif | |
14 | 662 |
663 static long range_start; | |
664 static long range_end; | |
665 | |
666 /* MzScheme threads scheduling stuff */ | |
667 static int mz_threads_allow = 0; | |
668 | |
669 #if defined(FEAT_GUI_W32) | |
670 static void CALLBACK timer_proc(HWND, UINT, UINT, DWORD); | |
671 static UINT timer_id = 0; | |
672 #elif defined(FEAT_GUI_GTK) | |
673 static gint timer_proc(gpointer); | |
674 static guint timer_id = 0; | |
675 #elif defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) | |
676 static void timer_proc(XtPointer, XtIntervalId *); | |
677 static XtIntervalId timer_id = (XtIntervalId)0; | |
678 #elif defined(FEAT_GUI_MAC) | |
679 pascal void timer_proc(EventLoopTimerRef, void *); | |
680 static EventLoopTimerRef timer_id = NULL; | |
681 static EventLoopTimerUPP timerUPP; | |
682 #endif | |
683 | |
684 #ifndef FEAT_GUI_W32 /* Win32 console and Unix */ | |
685 void | |
686 mzvim_check_threads(void) | |
687 { | |
688 /* Last time MzScheme threads were scheduled */ | |
689 static time_t mz_last_time = 0; | |
690 | |
691 if (mz_threads_allow && p_mzq > 0) | |
692 { | |
693 time_t now = time(NULL); | |
694 | |
695 if ((now - mz_last_time) * 1000 > p_mzq) | |
696 { | |
697 mz_last_time = now; | |
698 scheme_check_threads(); | |
699 } | |
700 } | |
701 } | |
702 #endif | |
703 | |
16 | 704 #ifdef MZSCHEME_GUI_THREADS |
705 static void setup_timer(void); | |
706 static void remove_timer(void); | |
707 | |
14 | 708 /* timers are presented in GUI only */ |
709 # if defined(FEAT_GUI_W32) | |
710 static void CALLBACK | |
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parents:
2050
diff
changeset
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711 timer_proc(HWND hwnd UNUSED, UINT uMsg UNUSED, UINT idEvent UNUSED, DWORD dwTime UNUSED) |
14 | 712 # elif defined(FEAT_GUI_GTK) |
713 static gint | |
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parents:
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diff
changeset
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714 timer_proc(gpointer data UNUSED) |
14 | 715 # elif defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) |
716 static void | |
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parents:
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diff
changeset
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717 timer_proc(XtPointer timed_out UNUSED, XtIntervalId *interval_id UNUSED) |
14 | 718 # elif defined(FEAT_GUI_MAC) |
719 pascal void | |
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parents:
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diff
changeset
|
720 timer_proc(EventLoopTimerRef theTimer UNUSED, void *userData UNUSED) |
14 | 721 # endif |
722 { | |
723 scheme_check_threads(); | |
724 # if defined(FEAT_GUI_GTK) | |
725 return TRUE; /* continue receiving notifications */ | |
726 # elif defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) | |
727 /* renew timeout */ | |
728 if (mz_threads_allow && p_mzq > 0) | |
729 timer_id = XtAppAddTimeOut(app_context, p_mzq, | |
730 timer_proc, NULL); | |
731 # endif | |
732 } | |
733 | |
734 static void | |
735 setup_timer(void) | |
736 { | |
737 # if defined(FEAT_GUI_W32) | |
738 timer_id = SetTimer(NULL, 0, p_mzq, timer_proc); | |
739 # elif defined(FEAT_GUI_GTK) | |
740 timer_id = gtk_timeout_add((guint32)p_mzq, (GtkFunction)timer_proc, NULL); | |
741 # elif defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) | |
742 timer_id = XtAppAddTimeOut(app_context, p_mzq, timer_proc, NULL); | |
743 # elif defined(FEAT_GUI_MAC) | |
744 timerUPP = NewEventLoopTimerUPP(timer_proc); | |
745 InstallEventLoopTimer(GetMainEventLoop(), p_mzq * kEventDurationMillisecond, | |
746 p_mzq * kEventDurationMillisecond, timerUPP, NULL, &timer_id); | |
747 # endif | |
748 } | |
749 | |
750 static void | |
751 remove_timer(void) | |
752 { | |
753 # if defined(FEAT_GUI_W32) | |
754 KillTimer(NULL, timer_id); | |
755 # elif defined(FEAT_GUI_GTK) | |
756 gtk_timeout_remove(timer_id); | |
757 # elif defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) | |
758 XtRemoveTimeOut(timer_id); | |
759 # elif defined(FEAT_GUI_MAC) | |
760 RemoveEventLoopTimer(timer_id); | |
761 DisposeEventLoopTimerUPP(timerUPP); | |
762 # endif | |
763 timer_id = 0; | |
764 } | |
765 | |
766 void | |
767 mzvim_reset_timer(void) | |
768 { | |
769 if (timer_id != 0) | |
770 remove_timer(); | |
771 if (mz_threads_allow && p_mzq > 0 && gui.in_use) | |
772 setup_timer(); | |
773 } | |
774 | |
16 | 775 #endif /* MZSCHEME_GUI_THREADS */ |
14 | 776 |
777 static void | |
778 notify_multithread(int on) | |
779 { | |
780 mz_threads_allow = on; | |
16 | 781 #ifdef MZSCHEME_GUI_THREADS |
14 | 782 if (on && timer_id == 0 && p_mzq > 0 && gui.in_use) |
783 setup_timer(); | |
784 if (!on && timer_id != 0) | |
785 remove_timer(); | |
786 #endif | |
787 } | |
788 | |
789 void | |
790 mzscheme_end(void) | |
791 { | |
137 | 792 #ifdef DYNAMIC_MZSCHEME |
793 dynamic_mzscheme_end(); | |
794 #endif | |
14 | 795 } |
796 | |
2628 | 797 #if MZSCHEME_VERSION_MAJOR >= 500 && defined(WIN32) && defined(USE_THREAD_LOCAL) |
798 static __declspec(thread) void *tls_space; | |
799 #endif | |
800 | |
1894 | 801 void |
802 mzscheme_main(void) | |
803 { | |
2628 | 804 #if MZSCHEME_VERSION_MAJOR >= 500 && defined(WIN32) && defined(USE_THREAD_LOCAL) |
805 scheme_register_tls_space(&tls_space, 0); | |
806 #endif | |
1894 | 807 #if defined(MZ_PRECISE_GC) && MZSCHEME_VERSION_MAJOR >= 400 |
808 /* use trampoline for precise GC in MzScheme >= 4.x */ | |
809 scheme_main_setup(TRUE, mzscheme_env_main, 0, NULL); | |
810 #else | |
811 mzscheme_env_main(NULL, 0, NULL); | |
812 #endif | |
813 } | |
814 | |
815 static int | |
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parents:
2050
diff
changeset
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816 mzscheme_env_main(Scheme_Env *env, int argc UNUSED, char **argv UNUSED) |
1894 | 817 { |
818 /* neither argument nor return values are used */ | |
819 #ifdef MZ_PRECISE_GC | |
820 # if MZSCHEME_VERSION_MAJOR < 400 | |
821 /* | |
822 * Starting from version 4.x, embedding applications must use | |
823 * scheme_main_setup/scheme_main_stack_setup trampolines | |
824 * rather than setting stack base directly with scheme_set_stack_base | |
825 */ | |
826 Scheme_Object *dummy = NULL; | |
827 MZ_GC_DECL_REG(1); | |
828 MZ_GC_VAR_IN_REG(0, dummy); | |
829 | |
830 stack_base = &__gc_var_stack__; | |
831 # else | |
832 /* environment has been created by us by Scheme */ | |
833 environment = env; | |
834 # endif | |
835 /* | |
836 * In 4.x, all activities must be performed inside trampoline | |
837 * so we are forced to initialise GC immediately | |
838 * This can be postponed in 3.x but I see no point in implementing | |
839 * a feature which will work in older versions only. | |
840 * One would better use conservative GC if he needs dynamic MzScheme | |
841 */ | |
842 mzscheme_init(); | |
843 #else | |
844 int dummy = 0; | |
845 stack_base = (void *)&dummy; | |
846 #endif | |
847 main_loop(FALSE, FALSE); | |
848 #if defined(MZ_PRECISE_GC) && MZSCHEME_VERSION_MAJOR < 400 | |
849 /* releasing dummy */ | |
850 MZ_GC_REG(); | |
851 MZ_GC_UNREG(); | |
852 #endif | |
853 return 0; | |
854 } | |
855 | |
14 | 856 static void |
857 startup_mzscheme(void) | |
858 { | |
1894 | 859 #if !defined(MZ_PRECISE_GC) || MZSCHEME_VERSION_MAJOR < 400 |
860 scheme_set_stack_base(stack_base, 1); | |
861 #endif | |
14 | 862 |
863 MZ_REGISTER_STATIC(environment); | |
864 MZ_REGISTER_STATIC(curout); | |
865 MZ_REGISTER_STATIC(curerr); | |
866 MZ_REGISTER_STATIC(exn_catching_apply); | |
867 MZ_REGISTER_STATIC(exn_p); | |
868 MZ_REGISTER_STATIC(exn_message); | |
869 MZ_REGISTER_STATIC(vim_exn); | |
1894 | 870 |
871 #if !defined(MZ_PRECISE_GC) || MZSCHEME_VERSION_MAJOR < 400 | |
872 /* in newer versions of precise GC the initial env has been created */ | |
14 | 873 environment = scheme_basic_env(); |
1894 | 874 #endif |
875 MZ_GC_CHECK(); | |
876 | |
877 #ifdef INCLUDE_MZSCHEME_BASE | |
878 { | |
879 /* | |
1950 | 880 * versions 4.x do not provide Scheme bindings by default |
1894 | 881 * we need to add them explicitly |
882 */ | |
883 Scheme_Object *scheme_base_symbol = NULL; | |
884 MZ_GC_DECL_REG(1); | |
885 MZ_GC_VAR_IN_REG(0, scheme_base_symbol); | |
886 MZ_GC_REG(); | |
1950 | 887 /* invoke function from generated and included mzscheme_base.c */ |
1894 | 888 declare_modules(environment); |
889 scheme_base_symbol = scheme_intern_symbol("scheme/base"); | |
890 MZ_GC_CHECK(); | |
891 scheme_namespace_require(scheme_base_symbol); | |
892 MZ_GC_CHECK(); | |
893 MZ_GC_UNREG(); | |
894 } | |
895 #endif | |
896 register_vim_exn(); | |
897 /* use new environment to initialise exception handling */ | |
898 init_exn_catching_apply(); | |
14 | 899 |
900 /* redirect output */ | |
901 scheme_console_output = do_output; | |
902 scheme_console_printf = do_printf; | |
903 | |
904 #ifdef MZSCHEME_COLLECTS | |
905 /* setup 'current-library-collection-paths' parameter */ | |
1307 | 906 # if MZSCHEME_VERSION_MAJOR >= 299 |
1894 | 907 { |
908 Scheme_Object *coll_byte_string = NULL; | |
909 Scheme_Object *coll_char_string = NULL; | |
910 Scheme_Object *coll_path = NULL; | |
911 Scheme_Object *coll_pair = NULL; | |
912 Scheme_Config *config = NULL; | |
913 | |
914 MZ_GC_DECL_REG(5); | |
915 MZ_GC_VAR_IN_REG(0, coll_byte_string); | |
916 MZ_GC_VAR_IN_REG(1, coll_char_string); | |
917 MZ_GC_VAR_IN_REG(2, coll_path); | |
918 MZ_GC_VAR_IN_REG(3, coll_pair); | |
919 MZ_GC_VAR_IN_REG(4, config); | |
920 MZ_GC_REG(); | |
921 coll_byte_string = scheme_make_byte_string(MZSCHEME_COLLECTS); | |
922 MZ_GC_CHECK(); | |
923 coll_char_string = scheme_byte_string_to_char_string(coll_byte_string); | |
924 MZ_GC_CHECK(); | |
925 coll_path = scheme_char_string_to_path(coll_char_string); | |
926 MZ_GC_CHECK(); | |
927 coll_pair = scheme_make_pair(coll_path, scheme_null); | |
928 MZ_GC_CHECK(); | |
929 config = scheme_config; | |
930 MZ_GC_CHECK(); | |
931 scheme_set_param(config, MZCONFIG_COLLECTION_PATHS, coll_pair); | |
932 MZ_GC_CHECK(); | |
933 MZ_GC_UNREG(); | |
934 } | |
1307 | 935 # else |
1894 | 936 { |
937 Scheme_Object *coll_string = NULL; | |
938 Scheme_Object *coll_pair = NULL; | |
939 Scheme_Config *config = NULL; | |
940 | |
941 MZ_GC_DECL_REG(3); | |
942 MZ_GC_VAR_IN_REG(0, coll_string); | |
943 MZ_GC_VAR_IN_REG(1, coll_pair); | |
944 MZ_GC_VAR_IN_REG(2, config); | |
945 MZ_GC_REG(); | |
946 coll_string = scheme_make_string(MZSCHEME_COLLECTS); | |
947 MZ_GC_CHECK(); | |
948 coll_pair = scheme_make_pair(coll_string, scheme_null); | |
949 MZ_GC_CHECK(); | |
950 config = scheme_config; | |
951 MZ_GC_CHECK(); | |
952 scheme_set_param(config, MZCONFIG_COLLECTION_PATHS, coll_pair); | |
953 MZ_GC_CHECK(); | |
954 MZ_GC_UNREG(); | |
955 } | |
1307 | 956 # endif |
14 | 957 #endif |
274 | 958 #ifdef HAVE_SANDBOX |
959 { | |
1894 | 960 Scheme_Object *make_security_guard = NULL; |
961 MZ_GC_DECL_REG(1); | |
962 MZ_GC_VAR_IN_REG(0, make_security_guard); | |
963 MZ_GC_REG(); | |
964 | |
965 #if MZSCHEME_VERSION_MAJOR < 400 | |
966 { | |
967 Scheme_Object *make_security_guard_symbol = NULL; | |
968 MZ_GC_DECL_REG(1); | |
969 MZ_GC_VAR_IN_REG(0, make_security_guard_symbol); | |
970 MZ_GC_REG(); | |
971 make_security_guard_symbol = scheme_intern_symbol("make-security-guard"); | |
972 MZ_GC_CHECK(); | |
973 make_security_guard = scheme_lookup_global( | |
974 make_security_guard_symbol, environment); | |
975 MZ_GC_UNREG(); | |
976 } | |
977 #else | |
978 make_security_guard = scheme_builtin_value("make-security-guard"); | |
979 MZ_GC_CHECK(); | |
980 #endif | |
981 | |
982 /* setup sandbox guards */ | |
983 if (make_security_guard != NULL) | |
984 { | |
985 Scheme_Object *args[3] = {NULL, NULL, NULL}; | |
986 Scheme_Object *guard = NULL; | |
987 Scheme_Config *config = NULL; | |
988 MZ_GC_DECL_REG(5); | |
989 MZ_GC_ARRAY_VAR_IN_REG(0, args, 3); | |
990 MZ_GC_VAR_IN_REG(3, guard); | |
991 MZ_GC_VAR_IN_REG(4, config); | |
992 MZ_GC_REG(); | |
993 config = scheme_config; | |
994 MZ_GC_CHECK(); | |
995 args[0] = scheme_get_param(config, MZCONFIG_SECURITY_GUARD); | |
996 MZ_GC_CHECK(); | |
997 args[1] = scheme_make_prim_w_arity(sandbox_file_guard, | |
998 "sandbox-file-guard", 3, 3); | |
999 args[2] = scheme_make_prim_w_arity(sandbox_network_guard, | |
1000 "sandbox-network-guard", 4, 4); | |
1001 guard = scheme_apply(make_security_guard, 3, args); | |
1002 MZ_GC_CHECK(); | |
1003 scheme_set_param(config, MZCONFIG_SECURITY_GUARD, guard); | |
1004 MZ_GC_CHECK(); | |
1005 MZ_GC_UNREG(); | |
1006 } | |
1007 MZ_GC_UNREG(); | |
274 | 1008 } |
1009 #endif | |
14 | 1010 /* Create buffer and window types for use in Scheme code */ |
1011 mz_buffer_type = scheme_make_type("<vim-buffer>"); | |
1894 | 1012 MZ_GC_CHECK(); |
14 | 1013 mz_window_type = scheme_make_type("<vim-window>"); |
1894 | 1014 MZ_GC_CHECK(); |
1015 #ifdef MZ_PRECISE_GC | |
1016 GC_register_traversers(mz_buffer_type, | |
1017 buffer_size_proc, buffer_mark_proc, buffer_fixup_proc, | |
1018 TRUE, TRUE); | |
1019 GC_register_traversers(mz_window_type, | |
1020 window_size_proc, window_mark_proc, window_fixup_proc, | |
1021 TRUE, TRUE); | |
1022 #endif | |
1023 | |
1024 make_modules(); | |
14 | 1025 |
1026 /* | |
1027 * setup callback to receive notifications | |
1028 * whether thread scheduling is (or not) required | |
1029 */ | |
1030 scheme_notify_multithread = notify_multithread; | |
1031 } | |
1032 | |
1033 /* | |
1034 * This routine is called for each new invocation of MzScheme | |
1035 * to make sure things are properly initialized. | |
1036 */ | |
1037 static int | |
1038 mzscheme_init(void) | |
1039 { | |
1040 if (!initialized) | |
1041 { | |
137 | 1042 #ifdef DYNAMIC_MZSCHEME |
1043 if (!mzscheme_enabled(TRUE)) | |
1044 { | |
1919 | 1045 EMSG(_("E815: Sorry, this command is disabled, the MzScheme libraries could not be loaded.")); |
137 | 1046 return -1; |
1047 } | |
1048 #endif | |
856 | 1049 startup_mzscheme(); |
1894 | 1050 initialized = TRUE; |
14 | 1051 } |
1052 { | |
1894 | 1053 Scheme_Config *config = NULL; |
1054 MZ_GC_DECL_REG(1); | |
1055 MZ_GC_VAR_IN_REG(0, config); | |
1056 MZ_GC_REG(); | |
1057 config = scheme_config; | |
1058 MZ_GC_CHECK(); | |
2023 | 1059 /* recreate ports each call effectively clearing these ones */ |
1894 | 1060 curout = scheme_make_string_output_port(); |
1061 MZ_GC_CHECK(); | |
1062 curerr = scheme_make_string_output_port(); | |
1063 MZ_GC_CHECK(); | |
1064 scheme_set_param(config, MZCONFIG_OUTPUT_PORT, curout); | |
1065 MZ_GC_CHECK(); | |
1066 scheme_set_param(config, MZCONFIG_ERROR_PORT, curerr); | |
1067 MZ_GC_CHECK(); | |
1068 MZ_GC_UNREG(); | |
14 | 1069 } |
1070 | |
1071 return 0; | |
1072 } | |
1073 | |
1074 /* | |
1075 *======================================================================== | |
1076 * 2. External Interface | |
1077 *======================================================================== | |
1078 */ | |
1079 | |
1080 /* | |
1894 | 1081 * Evaluate command with exception handling |
14 | 1082 */ |
1083 static int | |
1894 | 1084 eval_with_exn_handling(void *data, Scheme_Closed_Prim *what, Scheme_Object **ret) |
14 | 1085 { |
1894 | 1086 Scheme_Object *value = NULL; |
1087 Scheme_Object *exn = NULL; | |
1088 Scheme_Object *prim = NULL; | |
1089 | |
1090 MZ_GC_DECL_REG(3); | |
1091 MZ_GC_VAR_IN_REG(0, value); | |
1092 MZ_GC_VAR_IN_REG(1, exn); | |
1093 MZ_GC_VAR_IN_REG(2, prim); | |
1094 MZ_GC_REG(); | |
1095 | |
1096 prim = scheme_make_closed_prim_w_arity(what, data, "mzvim", 0, 0); | |
1097 MZ_GC_CHECK(); | |
1098 value = _apply_thunk_catch_exceptions(prim, &exn); | |
1099 MZ_GC_CHECK(); | |
14 | 1100 |
1101 if (!value) | |
1102 { | |
1103 value = extract_exn_message(exn); | |
856 | 1104 /* Got an exn? */ |
14 | 1105 if (value) |
1106 { | |
1894 | 1107 scheme_display(value, curerr); /* Send to stderr-vim */ |
1108 MZ_GC_CHECK(); | |
14 | 1109 do_flush(); |
1110 } | |
1894 | 1111 MZ_GC_UNREG(); |
14 | 1112 /* `raise' was called on some arbitrary value */ |
1113 return FAIL; | |
1114 } | |
1115 | |
1116 if (ret != NULL) /* if pointer to retval supported give it up */ | |
1117 *ret = value; | |
1118 /* Print any result, as long as it's not a void */ | |
1119 else if (!SCHEME_VOIDP(value)) | |
1894 | 1120 { |
14 | 1121 scheme_display(value, curout); /* Send to stdout-vim */ |
1894 | 1122 MZ_GC_CHECK(); |
1123 } | |
14 | 1124 |
1125 do_flush(); | |
1894 | 1126 MZ_GC_UNREG(); |
14 | 1127 return OK; |
1128 } | |
1129 | |
1130 /* :mzscheme */ | |
1131 static int | |
1132 do_mzscheme_command(exarg_T *eap, void *data, Scheme_Closed_Prim *what) | |
1133 { | |
1134 if (mzscheme_init()) | |
1135 return FAIL; | |
1136 | |
1137 range_start = eap->line1; | |
1138 range_end = eap->line2; | |
1139 | |
1894 | 1140 return eval_with_exn_handling(data, what, NULL); |
14 | 1141 } |
1142 | |
1143 /* | |
1144 * Routine called by VIM when deleting a buffer | |
1145 */ | |
1146 void | |
1147 mzscheme_buffer_free(buf_T *buf) | |
1148 { | |
502 | 1149 if (buf->b_mzscheme_ref) |
14 | 1150 { |
856 | 1151 vim_mz_buffer *bp; |
1152 | |
502 | 1153 bp = buf->b_mzscheme_ref; |
14 | 1154 bp->buf = INVALID_BUFFER_VALUE; |
502 | 1155 buf->b_mzscheme_ref = NULL; |
14 | 1156 scheme_gc_ptr_ok(bp); |
1894 | 1157 MZ_GC_CHECK(); |
14 | 1158 } |
1159 } | |
1160 | |
1161 /* | |
1162 * Routine called by VIM when deleting a Window | |
1163 */ | |
1164 void | |
1165 mzscheme_window_free(win_T *win) | |
1166 { | |
502 | 1167 if (win->w_mzscheme_ref) |
14 | 1168 { |
1169 vim_mz_window *wp; | |
502 | 1170 wp = win->w_mzscheme_ref; |
14 | 1171 wp->win = INVALID_WINDOW_VALUE; |
502 | 1172 win->w_mzscheme_ref = NULL; |
14 | 1173 scheme_gc_ptr_ok(wp); |
1894 | 1174 MZ_GC_CHECK(); |
14 | 1175 } |
1176 } | |
1177 | |
1178 /* | |
1179 * ":mzscheme" (or ":mz") | |
1180 */ | |
1181 void | |
1182 ex_mzscheme(exarg_T *eap) | |
1183 { | |
1184 char_u *script; | |
1185 | |
1186 script = script_get(eap, eap->arg); | |
1187 if (!eap->skip) | |
1188 { | |
1189 if (script == NULL) | |
1190 do_mzscheme_command(eap, eap->arg, do_eval); | |
1191 else | |
1192 { | |
1193 do_mzscheme_command(eap, script, do_eval); | |
1194 vim_free(script); | |
1195 } | |
1196 } | |
1197 } | |
1198 | |
1199 static Scheme_Object * | |
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1200 do_load(void *data, int noargc UNUSED, Scheme_Object **noargv UNUSED) |
14 | 1201 { |
1894 | 1202 Scheme_Object *expr = NULL; |
1203 Scheme_Object *result = NULL; | |
1204 char *file = NULL; | |
1205 Port_Info *pinfo = (Port_Info *)data; | |
1206 | |
1207 MZ_GC_DECL_REG(3); | |
1208 MZ_GC_VAR_IN_REG(0, expr); | |
1209 MZ_GC_VAR_IN_REG(1, result); | |
1210 MZ_GC_VAR_IN_REG(2, file); | |
1211 MZ_GC_REG(); | |
1212 | |
1213 file = (char *)scheme_malloc_fail_ok(scheme_malloc_atomic, MAXPATHL + 1); | |
1214 MZ_GC_CHECK(); | |
14 | 1215 |
1216 /* make Vim expansion */ | |
1894 | 1217 expand_env((char_u *)pinfo->name, (char_u *)file, MAXPATHL); |
14 | 1218 pinfo->port = scheme_open_input_file(file, "mzfile"); |
1894 | 1219 MZ_GC_CHECK(); |
1220 scheme_count_lines(pinfo->port); /* to get accurate read error location*/ | |
1221 MZ_GC_CHECK(); | |
14 | 1222 |
1223 /* Like REPL but print only last result */ | |
1224 while (!SCHEME_EOFP(expr = scheme_read(pinfo->port))) | |
1894 | 1225 { |
1226 result = scheme_eval(expr, environment); | |
1227 MZ_GC_CHECK(); | |
1228 } | |
14 | 1229 |
2023 | 1230 /* errors will be caught in do_mzscheme_command and ex_mzfile */ |
14 | 1231 scheme_close_input_port(pinfo->port); |
1894 | 1232 MZ_GC_CHECK(); |
14 | 1233 pinfo->port = NULL; |
1894 | 1234 MZ_GC_UNREG(); |
14 | 1235 return result; |
1236 } | |
1237 | |
1238 /* :mzfile */ | |
1239 void | |
1240 ex_mzfile(exarg_T *eap) | |
1241 { | |
1894 | 1242 Port_Info pinfo = {NULL, NULL}; |
1243 | |
1244 MZ_GC_DECL_REG(1); | |
1245 MZ_GC_VAR_IN_REG(0, pinfo.port); | |
1246 MZ_GC_REG(); | |
14 | 1247 |
1248 pinfo.name = (char *)eap->arg; | |
1249 if (do_mzscheme_command(eap, &pinfo, do_load) != OK | |
1250 && pinfo.port != NULL) /* looks like port was not closed */ | |
1894 | 1251 { |
14 | 1252 scheme_close_input_port(pinfo.port); |
1894 | 1253 MZ_GC_CHECK(); |
1254 } | |
1255 MZ_GC_UNREG(); | |
14 | 1256 } |
1257 | |
1258 | |
1259 /* | |
1260 *======================================================================== | |
1261 * Exception handling code -- cribbed form the MzScheme sources and | |
1262 * Matthew Flatt's "Inside PLT MzScheme" document. | |
1263 *======================================================================== | |
1264 */ | |
1265 static void | |
1266 init_exn_catching_apply(void) | |
1267 { | |
1268 if (!exn_catching_apply) | |
1269 { | |
1270 char *e = | |
1271 "(lambda (thunk) " | |
856 | 1272 "(with-handlers ([void (lambda (exn) (cons #f exn))]) " |
14 | 1273 "(cons #t (thunk))))"; |
1274 | |
1894 | 1275 exn_catching_apply = scheme_eval_string(e, environment); |
1276 MZ_GC_CHECK(); | |
1277 exn_p = scheme_builtin_value("exn?"); | |
1278 MZ_GC_CHECK(); | |
1279 exn_message = scheme_builtin_value("exn-message"); | |
1280 MZ_GC_CHECK(); | |
14 | 1281 } |
1282 } | |
1283 | |
1284 /* | |
1285 * This function applies a thunk, returning the Scheme value if there's | |
1286 * no exception, otherwise returning NULL and setting *exn to the raised | |
1287 * value (usually an exn structure). | |
1288 */ | |
1289 static Scheme_Object * | |
1290 _apply_thunk_catch_exceptions(Scheme_Object *f, Scheme_Object **exn) | |
1291 { | |
1292 Scheme_Object *v; | |
1293 | |
1294 v = _scheme_apply(exn_catching_apply, 1, &f); | |
1295 /* v is a pair: (cons #t value) or (cons #f exn) */ | |
1296 | |
1297 if (SCHEME_TRUEP(SCHEME_CAR(v))) | |
1298 return SCHEME_CDR(v); | |
1299 else | |
1300 { | |
1301 *exn = SCHEME_CDR(v); | |
1302 return NULL; | |
1303 } | |
1304 } | |
1305 | |
1306 static Scheme_Object * | |
1307 extract_exn_message(Scheme_Object *v) | |
1308 { | |
1309 if (SCHEME_TRUEP(_scheme_apply(exn_p, 1, &v))) | |
1310 return _scheme_apply(exn_message, 1, &v); | |
1311 else | |
1312 return NULL; /* Not an exn structure */ | |
1313 } | |
1314 | |
1315 static Scheme_Object * | |
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1316 do_eval(void *s, int noargc UNUSED, Scheme_Object **noargv UNUSED) |
14 | 1317 { |
1894 | 1318 return scheme_eval_string_all((char *)s, environment, TRUE); |
14 | 1319 } |
1320 | |
1321 /* | |
1322 *======================================================================== | |
1323 * 3. MzScheme I/O Handlers | |
1324 *======================================================================== | |
1325 */ | |
1326 static void | |
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1327 do_intrnl_output(char *mesg, int error) |
14 | 1328 { |
1329 char *p, *prev; | |
1330 | |
1331 prev = mesg; | |
1332 p = strchr(prev, '\n'); | |
1333 while (p) | |
1334 { | |
1335 *p = '\0'; | |
1336 if (error) | |
1337 EMSG(prev); | |
1338 else | |
1339 MSG(prev); | |
1340 prev = p + 1; | |
1341 p = strchr(prev, '\n'); | |
1342 } | |
1343 | |
1344 if (error) | |
1345 EMSG(prev); | |
1346 else | |
1347 MSG(prev); | |
1348 } | |
1349 | |
1350 static void | |
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1351 do_output(char *mesg, long len UNUSED) |
14 | 1352 { |
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1353 do_intrnl_output(mesg, 0); |
14 | 1354 } |
1355 | |
1356 static void | |
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1357 do_err_output(char *mesg) |
14 | 1358 { |
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1359 do_intrnl_output(mesg, 1); |
14 | 1360 } |
1361 | |
1362 static void | |
1363 do_printf(char *format, ...) | |
1364 { | |
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1365 do_intrnl_output(format, 1); |
14 | 1366 } |
1367 | |
1368 static void | |
1369 do_flush(void) | |
1370 { | |
1371 char *buff; | |
1372 long length; | |
1373 | |
1374 buff = scheme_get_sized_string_output(curerr, &length); | |
1894 | 1375 MZ_GC_CHECK(); |
14 | 1376 if (length) |
1377 { | |
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1378 do_err_output(buff); |
14 | 1379 return; |
1380 } | |
1381 | |
1382 buff = scheme_get_sized_string_output(curout, &length); | |
1894 | 1383 MZ_GC_CHECK(); |
14 | 1384 if (length) |
1385 do_output(buff, length); | |
1386 } | |
1387 | |
1388 /* | |
1389 *======================================================================== | |
1390 * 4. Implementation of the Vim Features for MzScheme | |
1391 *======================================================================== | |
1392 */ | |
1393 | |
1394 /* (command {command-string}) */ | |
1395 static Scheme_Object * | |
1396 vim_command(void *data, int argc, Scheme_Object **argv) | |
1397 { | |
1398 Vim_Prim *prim = (Vim_Prim *)data; | |
1399 char *cmd = SCHEME_STR_VAL(GUARANTEE_STRING(prim->name, 0)); | |
1400 | |
1401 /* may be use do_cmdline_cmd? */ | |
1402 do_cmdline((char_u *)cmd, NULL, NULL, DOCMD_NOWAIT|DOCMD_VERBOSE); | |
1403 update_screen(VALID); | |
1404 | |
1405 raise_if_error(); | |
1406 return scheme_void; | |
1407 } | |
1408 | |
1409 /* (eval {expr-string}) */ | |
1410 static Scheme_Object * | |
1411 vim_eval(void *data, int argc, Scheme_Object **argv) | |
1412 { | |
1413 #ifdef FEAT_EVAL | |
1894 | 1414 Vim_Prim *prim = (Vim_Prim *)data; |
1415 char *expr; | |
1416 Scheme_Object *result; | |
1417 /* hash table to store visited values to avoid infinite loops */ | |
1418 Scheme_Hash_Table *visited = NULL; | |
1419 typval_T *vim_result; | |
1420 | |
1421 MZ_GC_DECL_REG(1); | |
1422 MZ_GC_VAR_IN_REG(0, visited); | |
1423 MZ_GC_REG(); | |
1424 | |
1425 visited = scheme_make_hash_table(SCHEME_hash_ptr); | |
1426 MZ_GC_CHECK(); | |
14 | 1427 |
1428 expr = SCHEME_STR_VAL(GUARANTEE_STRING(prim->name, 0)); | |
1894 | 1429 vim_result = eval_expr((char_u *)expr, NULL); |
1430 | |
1431 if (vim_result == NULL) | |
14 | 1432 raise_vim_exn(_("invalid expression")); |
1433 | |
1894 | 1434 result = vim_to_mzscheme(vim_result, 1, visited); |
1435 free_tv(vim_result); | |
1436 | |
1437 MZ_GC_UNREG(); | |
14 | 1438 return result; |
1439 #else | |
1440 raise_vim_exn(_("expressions disabled at compile time")); | |
1441 /* unreachable */ | |
1442 return scheme_false; | |
1443 #endif | |
1444 } | |
1445 | |
1446 /* (range-start) */ | |
1447 static Scheme_Object * | |
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1448 get_range_start(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1449 { |
1450 return scheme_make_integer(range_start); | |
1451 } | |
1452 | |
1453 /* (range-end) */ | |
1454 static Scheme_Object * | |
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1455 get_range_end(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1456 { |
1457 return scheme_make_integer(range_end); | |
1458 } | |
1459 | |
1460 /* (beep) */ | |
1461 static Scheme_Object * | |
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1462 mzscheme_beep(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1463 { |
1464 vim_beep(); | |
1465 return scheme_void; | |
1466 } | |
1467 | |
1468 static Scheme_Object *M_global = NULL; | |
1469 | |
1470 /* (get-option {option-name}) [buffer/window] */ | |
1471 static Scheme_Object * | |
1472 get_option(void *data, int argc, Scheme_Object **argv) | |
1473 { | |
1474 Vim_Prim *prim = (Vim_Prim *)data; | |
1475 char_u *name; | |
1476 long value; | |
1894 | 1477 char *strval; |
14 | 1478 int rc; |
1479 Scheme_Object *rval; | |
1480 int opt_flags = 0; | |
1481 buf_T *save_curb = curbuf; | |
1482 win_T *save_curw = curwin; | |
1483 | |
1484 name = (char_u *)SCHEME_STR_VAL(GUARANTEE_STRING(prim->name, 0)); | |
1485 | |
1486 if (argc > 1) | |
1487 { | |
1488 if (M_global == NULL) | |
1489 { | |
1490 MZ_REGISTER_STATIC(M_global); | |
1491 M_global = scheme_intern_symbol("global"); | |
1894 | 1492 MZ_GC_CHECK(); |
14 | 1493 } |
1494 | |
1495 if (argv[1] == M_global) | |
1496 opt_flags = OPT_GLOBAL; | |
1497 else if (SCHEME_VIMBUFFERP(argv[1])) | |
1498 { | |
1499 curbuf = get_valid_buffer(argv[1]); | |
1500 opt_flags = OPT_LOCAL; | |
1501 } | |
1502 else if (SCHEME_VIMWINDOWP(argv[1])) | |
1503 { | |
1504 win_T *win = get_valid_window(argv[1]); | |
1505 | |
1506 curwin = win; | |
1507 curbuf = win->w_buffer; | |
1508 opt_flags = OPT_LOCAL; | |
1509 } | |
1510 else | |
1511 scheme_wrong_type(prim->name, "vim-buffer/window", 1, argc, argv); | |
1512 } | |
1513 | |
1894 | 1514 rc = get_option_value(name, &value, (char_u **)&strval, opt_flags); |
14 | 1515 curbuf = save_curb; |
1516 curwin = save_curw; | |
1517 | |
1518 switch (rc) | |
1519 { | |
1520 case 1: | |
1521 return scheme_make_integer_value(value); | |
1522 case 0: | |
856 | 1523 rval = scheme_make_string(strval); |
1894 | 1524 MZ_GC_CHECK(); |
14 | 1525 vim_free(strval); |
1526 return rval; | |
1527 case -1: | |
1528 case -2: | |
856 | 1529 raise_vim_exn(_("hidden option")); |
14 | 1530 case -3: |
856 | 1531 raise_vim_exn(_("unknown option")); |
14 | 1532 } |
1533 /* unreachable */ | |
1534 return scheme_void; | |
1535 } | |
1536 | |
1537 /* (set-option {option-changing-string} [buffer/window]) */ | |
1538 static Scheme_Object * | |
1539 set_option(void *data, int argc, Scheme_Object **argv) | |
1540 { | |
1541 char_u *cmd; | |
1542 int opt_flags = 0; | |
1543 buf_T *save_curb = curbuf; | |
1544 win_T *save_curw = curwin; | |
1545 Vim_Prim *prim = (Vim_Prim *)data; | |
1546 | |
1547 GUARANTEE_STRING(prim->name, 0); | |
1548 if (argc > 1) | |
1549 { | |
1550 if (M_global == NULL) | |
1551 { | |
1552 MZ_REGISTER_STATIC(M_global); | |
1553 M_global = scheme_intern_symbol("global"); | |
1894 | 1554 MZ_GC_CHECK(); |
14 | 1555 } |
1556 | |
1557 if (argv[1] == M_global) | |
1558 opt_flags = OPT_GLOBAL; | |
1559 else if (SCHEME_VIMBUFFERP(argv[1])) | |
1560 { | |
1561 curbuf = get_valid_buffer(argv[1]); | |
1562 opt_flags = OPT_LOCAL; | |
1563 } | |
1564 else if (SCHEME_VIMWINDOWP(argv[1])) | |
1565 { | |
1566 win_T *win = get_valid_window(argv[1]); | |
1567 curwin = win; | |
1568 curbuf = win->w_buffer; | |
1569 opt_flags = OPT_LOCAL; | |
1570 } | |
1571 else | |
1572 scheme_wrong_type(prim->name, "vim-buffer/window", 1, argc, argv); | |
1573 } | |
1574 | |
1575 /* do_set can modify cmd, make copy */ | |
1576 cmd = vim_strsave((char_u *)SCHEME_STR_VAL(argv[0])); | |
1577 do_set(cmd, opt_flags); | |
1578 vim_free(cmd); | |
1579 update_screen(NOT_VALID); | |
1580 curbuf = save_curb; | |
1581 curwin = save_curw; | |
1582 raise_if_error(); | |
1583 return scheme_void; | |
1584 } | |
1585 | |
1586 /* | |
1587 *=========================================================================== | |
1588 * 5. Vim Window-related Manipulation Functions | |
1589 *=========================================================================== | |
1590 */ | |
1591 | |
1592 /* (curr-win) */ | |
1593 static Scheme_Object * | |
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|
1594 get_curr_win(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1595 { |
1596 return (Scheme_Object *)get_vim_curr_window(); | |
1597 } | |
1598 | |
1599 /* (win-count) */ | |
1600 static Scheme_Object * | |
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|
1601 get_window_count(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1602 { |
1603 win_T *w; | |
1604 int n = 0; | |
1605 | |
671 | 1606 for (w = firstwin; w != NULL; w = w->w_next) |
1607 ++n; | |
14 | 1608 return scheme_make_integer(n); |
1609 } | |
1610 | |
1611 /* (get-win-list [buffer]) */ | |
1612 static Scheme_Object * | |
1613 get_window_list(void *data, int argc, Scheme_Object **argv) | |
1614 { | |
1615 Vim_Prim *prim = (Vim_Prim *)data; | |
1616 vim_mz_buffer *buf; | |
1617 Scheme_Object *list; | |
1618 win_T *w; | |
1619 | |
1620 buf = get_buffer_arg(prim->name, 0, argc, argv); | |
1621 list = scheme_null; | |
1622 | |
671 | 1623 for (w = firstwin; w != NULL; w = w->w_next) |
856 | 1624 if (w->w_buffer == buf->buf) |
1894 | 1625 { |
14 | 1626 list = scheme_make_pair(window_new(w), list); |
1894 | 1627 MZ_GC_CHECK(); |
1628 } | |
14 | 1629 |
1630 return list; | |
1631 } | |
1632 | |
1633 static Scheme_Object * | |
1634 window_new(win_T *win) | |
1635 { | |
1894 | 1636 vim_mz_window *self = NULL; |
1637 | |
1638 MZ_GC_DECL_REG(1); | |
1639 MZ_GC_VAR_IN_REG(0, self); | |
1640 MZ_GC_REG(); | |
14 | 1641 |
1642 /* We need to handle deletion of windows underneath us. | |
502 | 1643 * If we add a "w_mzscheme_ref" field to the win_T structure, |
14 | 1644 * then we can get at it in win_free() in vim. |
1645 * | |
1646 * On a win_free() we set the Scheme object's win_T *field | |
1647 * to an invalid value. We trap all uses of a window | |
1648 * object, and reject them if the win_T *field is invalid. | |
1649 */ | |
502 | 1650 if (win->w_mzscheme_ref != NULL) |
1651 return win->w_mzscheme_ref; | |
14 | 1652 |
1653 self = scheme_malloc_fail_ok(scheme_malloc, sizeof(vim_mz_window)); | |
1654 vim_memset(self, 0, sizeof(vim_mz_window)); | |
1655 scheme_dont_gc_ptr(self); /* because win isn't visible to GC */ | |
1894 | 1656 MZ_GC_CHECK(); |
502 | 1657 win->w_mzscheme_ref = self; |
14 | 1658 self->win = win; |
1894 | 1659 self->so.type = mz_window_type; |
1660 | |
1661 MZ_GC_UNREG(); | |
14 | 1662 return (Scheme_Object *)(self); |
1663 } | |
1664 | |
1665 /* (get-win-num [window]) */ | |
1666 static Scheme_Object * | |
1667 get_window_num(void *data, int argc, Scheme_Object **argv) | |
1668 { | |
1669 Vim_Prim *prim = (Vim_Prim *)data; | |
1670 win_T *win = get_window_arg(prim->name, 0, argc, argv)->win; | |
1671 int nr = 1; | |
1672 win_T *wp; | |
1673 | |
1674 for (wp = firstwin; wp != win; wp = wp->w_next) | |
1675 ++nr; | |
1676 | |
1677 return scheme_make_integer(nr); | |
1678 } | |
1679 | |
1680 /* (get-win-by-num {windownum}) */ | |
1681 static Scheme_Object * | |
1682 get_window_by_num(void *data, int argc, Scheme_Object **argv) | |
1683 { | |
1684 Vim_Prim *prim = (Vim_Prim *)data; | |
1685 win_T *win; | |
1686 int fnum; | |
1687 | |
1688 fnum = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
1689 if (fnum < 1) | |
1690 scheme_signal_error(_("window index is out of range")); | |
1691 | |
671 | 1692 for (win = firstwin; win != NULL; win = win->w_next, --fnum) |
856 | 1693 if (fnum == 1) /* to be 1-based */ |
14 | 1694 return window_new(win); |
1695 | |
1696 return scheme_false; | |
1697 } | |
1698 | |
1699 /* (get-win-buffer [window]) */ | |
1700 static Scheme_Object * | |
1701 get_window_buffer(void *data, int argc, Scheme_Object **argv) | |
1702 { | |
1703 Vim_Prim *prim = (Vim_Prim *)data; | |
1704 vim_mz_window *win = get_window_arg(prim->name, 0, argc, argv); | |
1705 | |
1706 return buffer_new(win->win->w_buffer); | |
1707 } | |
1708 | |
1709 /* (get-win-height [window]) */ | |
1710 static Scheme_Object * | |
1711 get_window_height(void *data, int argc, Scheme_Object **argv) | |
1712 { | |
1713 Vim_Prim *prim = (Vim_Prim *)data; | |
1714 vim_mz_window *win = get_window_arg(prim->name, 0, argc, argv); | |
1715 | |
1716 return scheme_make_integer(win->win->w_height); | |
1717 } | |
1718 | |
1719 /* (set-win-height {height} [window]) */ | |
1720 static Scheme_Object * | |
1721 set_window_height(void *data, int argc, Scheme_Object **argv) | |
1722 { | |
1723 Vim_Prim *prim = (Vim_Prim *)data; | |
1724 vim_mz_window *win; | |
1725 win_T *savewin; | |
1726 int height; | |
1727 | |
1728 win = get_window_arg(prim->name, 1, argc, argv); | |
1729 height = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
1730 | |
1731 #ifdef FEAT_GUI | |
1732 need_mouse_correct = TRUE; | |
1733 #endif | |
1734 | |
1735 savewin = curwin; | |
1736 curwin = win->win; | |
1737 win_setheight(height); | |
1738 curwin = savewin; | |
1739 | |
1740 raise_if_error(); | |
1741 return scheme_void; | |
1742 } | |
1743 | |
1744 #ifdef FEAT_VERTSPLIT | |
1745 /* (get-win-width [window]) */ | |
1746 static Scheme_Object * | |
1747 get_window_width(void *data, int argc, Scheme_Object **argv) | |
1748 { | |
1749 Vim_Prim *prim = (Vim_Prim *)data; | |
1750 vim_mz_window *win = get_window_arg(prim->name, 0, argc, argv); | |
1751 | |
1752 return scheme_make_integer(W_WIDTH(win->win)); | |
1753 } | |
1754 | |
1755 /* (set-win-width {width} [window]) */ | |
1756 static Scheme_Object * | |
1757 set_window_width(void *data, int argc, Scheme_Object **argv) | |
1758 { | |
1759 Vim_Prim *prim = (Vim_Prim *)data; | |
1760 vim_mz_window *win; | |
1761 win_T *savewin; | |
1762 int width = 0; | |
1763 | |
1764 win = get_window_arg(prim->name, 1, argc, argv); | |
1765 width = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
1766 | |
1767 # ifdef FEAT_GUI | |
1768 need_mouse_correct = TRUE; | |
1769 # endif | |
1770 | |
1771 savewin = curwin; | |
1772 curwin = win->win; | |
1773 win_setwidth(width); | |
1774 curwin = savewin; | |
1775 | |
1776 raise_if_error(); | |
1777 return scheme_void; | |
1778 } | |
1779 #endif | |
1780 | |
1781 /* (get-cursor [window]) -> (line . col) */ | |
1782 static Scheme_Object * | |
1783 get_cursor(void *data, int argc, Scheme_Object **argv) | |
1784 { | |
1785 Vim_Prim *prim = (Vim_Prim *)data; | |
1786 vim_mz_window *win; | |
1787 pos_T pos; | |
1788 | |
1789 win = get_window_arg(prim->name, 0, argc, argv); | |
1790 pos = win->win->w_cursor; | |
1791 return scheme_make_pair(scheme_make_integer_value((long)pos.lnum), | |
1792 scheme_make_integer_value((long)pos.col + 1)); | |
1793 } | |
1794 | |
1795 /* (set-cursor (line . col) [window]) */ | |
1796 static Scheme_Object * | |
1797 set_cursor(void *data, int argc, Scheme_Object **argv) | |
1798 { | |
1799 Vim_Prim *prim = (Vim_Prim *)data; | |
1800 vim_mz_window *win; | |
1801 long lnum = 0; | |
1802 long col = 0; | |
1803 | |
274 | 1804 #ifdef HAVE_SANDBOX |
1805 sandbox_check(); | |
1806 #endif | |
14 | 1807 win = get_window_arg(prim->name, 1, argc, argv); |
1808 GUARANTEE_PAIR(prim->name, 0); | |
1809 | |
1810 if (!SCHEME_INTP(SCHEME_CAR(argv[0])) | |
1811 || !SCHEME_INTP(SCHEME_CDR(argv[0]))) | |
1812 scheme_wrong_type(prim->name, "integer pair", 0, argc, argv); | |
1813 | |
1814 lnum = SCHEME_INT_VAL(SCHEME_CAR(argv[0])); | |
1815 col = SCHEME_INT_VAL(SCHEME_CDR(argv[0])) - 1; | |
1816 | |
1817 check_line_range(lnum, win->win->w_buffer); | |
1818 /* don't know how to catch invalid column value */ | |
1819 | |
1820 win->win->w_cursor.lnum = lnum; | |
1821 win->win->w_cursor.col = col; | |
1822 update_screen(VALID); | |
1823 | |
1824 raise_if_error(); | |
1825 return scheme_void; | |
1826 } | |
1827 /* | |
1828 *=========================================================================== | |
1829 * 6. Vim Buffer-related Manipulation Functions | |
1830 *=========================================================================== | |
1831 */ | |
1832 | |
1833 /* (open-buff {filename}) */ | |
1834 static Scheme_Object * | |
1835 mzscheme_open_buffer(void *data, int argc, Scheme_Object **argv) | |
1836 { | |
1837 Vim_Prim *prim = (Vim_Prim *)data; | |
1894 | 1838 char_u *fname; |
14 | 1839 int num = 0; |
1840 Scheme_Object *onum; | |
1841 | |
274 | 1842 #ifdef HAVE_SANDBOX |
1843 sandbox_check(); | |
1844 #endif | |
1894 | 1845 fname = (char_u *)SCHEME_STR_VAL(GUARANTEE_STRING(prim->name, 0)); |
14 | 1846 /* TODO make open existing file */ |
1847 num = buflist_add(fname, BLN_LISTED | BLN_CURBUF); | |
1848 | |
1849 if (num == 0) | |
1850 raise_vim_exn(_("couldn't open buffer")); | |
1851 | |
1852 onum = scheme_make_integer(num); | |
1853 return get_buffer_by_num(data, 1, &onum); | |
1854 } | |
1855 | |
1856 /* (get-buff-by-num {buffernum}) */ | |
1857 static Scheme_Object * | |
1858 get_buffer_by_num(void *data, int argc, Scheme_Object **argv) | |
1859 { | |
1860 Vim_Prim *prim = (Vim_Prim *)data; | |
1861 buf_T *buf; | |
1862 int fnum; | |
1863 | |
1864 fnum = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
1865 | |
1866 for (buf = firstbuf; buf; buf = buf->b_next) | |
856 | 1867 if (buf->b_fnum == fnum) |
14 | 1868 return buffer_new(buf); |
1869 | |
1870 return scheme_false; | |
1871 } | |
1872 | |
1873 /* (get-buff-by-name {buffername}) */ | |
1874 static Scheme_Object * | |
1875 get_buffer_by_name(void *data, int argc, Scheme_Object **argv) | |
1876 { | |
1877 Vim_Prim *prim = (Vim_Prim *)data; | |
1878 buf_T *buf; | |
1879 char_u *fname; | |
1880 | |
1894 | 1881 fname = (char_u *)SCHEME_STR_VAL(GUARANTEE_STRING(prim->name, 0)); |
14 | 1882 |
1883 for (buf = firstbuf; buf; buf = buf->b_next) | |
1884 if (buf->b_ffname == NULL || buf->b_sfname == NULL) | |
1885 /* empty string */ | |
1886 { | |
1887 if (fname[0] == NUL) | |
1888 return buffer_new(buf); | |
1889 } | |
1890 else if (!fnamecmp(buf->b_ffname, fname) | |
1891 || !fnamecmp(buf->b_sfname, fname)) | |
1892 /* either short or long filename matches */ | |
1893 return buffer_new(buf); | |
1894 | |
1895 return scheme_false; | |
1896 } | |
1897 | |
1898 /* (get-next-buff [buffer]) */ | |
1899 static Scheme_Object * | |
1900 get_next_buffer(void *data, int argc, Scheme_Object **argv) | |
1901 { | |
1902 Vim_Prim *prim = (Vim_Prim *)data; | |
1903 buf_T *buf = get_buffer_arg(prim->name, 0, argc, argv)->buf; | |
1904 | |
1905 if (buf->b_next == NULL) | |
1906 return scheme_false; | |
1907 else | |
1908 return buffer_new(buf->b_next); | |
1909 } | |
1910 | |
1911 /* (get-prev-buff [buffer]) */ | |
1912 static Scheme_Object * | |
1913 get_prev_buffer(void *data, int argc, Scheme_Object **argv) | |
1914 { | |
1915 Vim_Prim *prim = (Vim_Prim *)data; | |
1916 buf_T *buf = get_buffer_arg(prim->name, 0, argc, argv)->buf; | |
1917 | |
1918 if (buf->b_prev == NULL) | |
1919 return scheme_false; | |
1920 else | |
1921 return buffer_new(buf->b_prev); | |
1922 } | |
1923 | |
1924 /* (get-buff-num [buffer]) */ | |
1925 static Scheme_Object * | |
1926 get_buffer_num(void *data, int argc, Scheme_Object **argv) | |
1927 { | |
1928 Vim_Prim *prim = (Vim_Prim *)data; | |
1929 vim_mz_buffer *buf = get_buffer_arg(prim->name, 0, argc, argv); | |
1930 | |
1931 return scheme_make_integer(buf->buf->b_fnum); | |
1932 } | |
1933 | |
1934 /* (buff-count) */ | |
1935 static Scheme_Object * | |
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|
1936 get_buffer_count(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1937 { |
1938 buf_T *b; | |
1939 int n = 0; | |
1940 | |
1941 for (b = firstbuf; b; b = b->b_next) ++n; | |
1942 return scheme_make_integer(n); | |
1943 } | |
1944 | |
1945 /* (get-buff-name [buffer]) */ | |
1946 static Scheme_Object * | |
1947 get_buffer_name(void *data, int argc, Scheme_Object **argv) | |
1948 { | |
1949 Vim_Prim *prim = (Vim_Prim *)data; | |
1950 vim_mz_buffer *buf = get_buffer_arg(prim->name, 0, argc, argv); | |
1951 | |
1894 | 1952 return scheme_make_string((char *)buf->buf->b_ffname); |
14 | 1953 } |
1954 | |
1955 /* (curr-buff) */ | |
1956 static Scheme_Object * | |
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|
1957 get_curr_buffer(void *data UNUSED, int argc UNUSED, Scheme_Object **argv UNUSED) |
14 | 1958 { |
1959 return (Scheme_Object *)get_vim_curr_buffer(); | |
1960 } | |
1961 | |
1962 static Scheme_Object * | |
1963 buffer_new(buf_T *buf) | |
1964 { | |
1894 | 1965 vim_mz_buffer *self = NULL; |
1966 | |
1967 MZ_GC_DECL_REG(1); | |
1968 MZ_GC_VAR_IN_REG(0, self); | |
1969 MZ_GC_REG(); | |
14 | 1970 |
1971 /* We need to handle deletion of buffers underneath us. | |
502 | 1972 * If we add a "b_mzscheme_ref" field to the buf_T structure, |
14 | 1973 * then we can get at it in buf_freeall() in vim. |
1974 */ | |
502 | 1975 if (buf->b_mzscheme_ref) |
856 | 1976 return buf->b_mzscheme_ref; |
14 | 1977 |
1978 self = scheme_malloc_fail_ok(scheme_malloc, sizeof(vim_mz_buffer)); | |
1979 vim_memset(self, 0, sizeof(vim_mz_buffer)); | |
1894 | 1980 scheme_dont_gc_ptr(self); /* because buf isn't visible to GC */ |
1981 MZ_GC_CHECK(); | |
502 | 1982 buf->b_mzscheme_ref = self; |
14 | 1983 self->buf = buf; |
1894 | 1984 self->so.type = mz_buffer_type; |
1985 | |
1986 MZ_GC_UNREG(); | |
14 | 1987 return (Scheme_Object *)(self); |
1988 } | |
1989 | |
1990 /* | |
1991 * (get-buff-size [buffer]) | |
1992 * | |
1993 * Get the size (number of lines) in the current buffer. | |
1994 */ | |
1995 static Scheme_Object * | |
1996 get_buffer_size(void *data, int argc, Scheme_Object **argv) | |
1997 { | |
1998 Vim_Prim *prim = (Vim_Prim *)data; | |
1999 vim_mz_buffer *buf = get_buffer_arg(prim->name, 0, argc, argv); | |
2000 | |
2001 return scheme_make_integer(buf->buf->b_ml.ml_line_count); | |
2002 } | |
2003 | |
2004 /* | |
2005 * (get-buff-line {linenr} [buffer]) | |
2006 * | |
2007 * Get a line from the specified buffer. The line number is | |
2008 * in Vim format (1-based). The line is returned as a MzScheme | |
2009 * string object. | |
2010 */ | |
2011 static Scheme_Object * | |
2012 get_buffer_line(void *data, int argc, Scheme_Object **argv) | |
2013 { | |
2014 Vim_Prim *prim = (Vim_Prim *)data; | |
2015 vim_mz_buffer *buf; | |
2016 int linenr; | |
1894 | 2017 char_u *line; |
14 | 2018 |
2019 buf = get_buffer_arg(prim->name, 1, argc, argv); | |
2020 linenr = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
2021 line = ml_get_buf(buf->buf, (linenr_T)linenr, FALSE); | |
2022 | |
2023 raise_if_error(); | |
1894 | 2024 return scheme_make_string((char *)line); |
14 | 2025 } |
2026 | |
2027 | |
2028 /* | |
2029 * (get-buff-line-list {start} {end} [buffer]) | |
2030 * | |
2031 * Get a list of lines from the specified buffer. The line numbers | |
2032 * are in Vim format (1-based). The range is from lo up to, but not | |
2033 * including, hi. The list is returned as a list of string objects. | |
2034 */ | |
2035 static Scheme_Object * | |
2036 get_buffer_line_list(void *data, int argc, Scheme_Object **argv) | |
2037 { | |
2038 Vim_Prim *prim = (Vim_Prim *)data; | |
2039 vim_mz_buffer *buf; | |
2040 int i, hi, lo, n; | |
1894 | 2041 Scheme_Object *list = NULL; |
2042 | |
2043 MZ_GC_DECL_REG(1); | |
2044 MZ_GC_VAR_IN_REG(0, list); | |
2045 MZ_GC_REG(); | |
14 | 2046 |
2047 buf = get_buffer_arg(prim->name, 2, argc, argv); | |
2048 list = scheme_null; | |
2049 hi = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 1)); | |
2050 lo = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
2051 | |
2052 /* | |
2053 * Handle some error conditions | |
2054 */ | |
2055 if (lo < 0) | |
856 | 2056 lo = 0; |
14 | 2057 |
2058 if (hi < 0) | |
2059 hi = 0; | |
2060 if (hi < lo) | |
856 | 2061 hi = lo; |
14 | 2062 |
2063 n = hi - lo; | |
2064 | |
2065 for (i = n; i >= 0; --i) | |
2066 { | |
2067 Scheme_Object *str = scheme_make_string( | |
2068 (char *)ml_get_buf(buf->buf, (linenr_T)(lo+i), FALSE)); | |
2069 raise_if_error(); | |
2070 | |
2071 /* Set the list item */ | |
2072 list = scheme_make_pair(str, list); | |
1894 | 2073 MZ_GC_CHECK(); |
14 | 2074 } |
1894 | 2075 MZ_GC_UNREG(); |
14 | 2076 return list; |
2077 } | |
2078 | |
2079 /* | |
2080 * (set-buff-line {linenr} {string/#f} [buffer]) | |
2081 * | |
2082 * Replace a line in the specified buffer. The line number is | |
2083 * in Vim format (1-based). The replacement line is given as | |
2084 * an MzScheme string object. The object is checked for validity | |
2085 * and correct format. An exception is thrown if the values are not | |
2086 * the correct format. | |
2087 * | |
2088 * It returns a Scheme Object that indicates the length of the | |
2089 * string changed. | |
2090 */ | |
2091 static Scheme_Object * | |
2092 set_buffer_line(void *data, int argc, Scheme_Object **argv) | |
2093 { | |
2023 | 2094 /* First of all, we check the value of the supplied MzScheme object. |
14 | 2095 * There are three cases: |
2096 * 1. #f - this is a deletion. | |
2097 * 2. A string - this is a replacement. | |
2098 * 3. Anything else - this is an error. | |
2099 */ | |
2100 Vim_Prim *prim = (Vim_Prim *)data; | |
2101 vim_mz_buffer *buf; | |
1894 | 2102 Scheme_Object *line = NULL; |
14 | 2103 char *save; |
2104 int n; | |
2105 | |
1894 | 2106 MZ_GC_DECL_REG(1); |
2107 MZ_GC_VAR_IN_REG(0, line); | |
2108 MZ_GC_REG(); | |
2109 | |
274 | 2110 #ifdef HAVE_SANDBOX |
2111 sandbox_check(); | |
2112 #endif | |
14 | 2113 n = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); |
2114 if (!SCHEME_STRINGP(argv[1]) && !SCHEME_FALSEP(argv[1])) | |
856 | 2115 scheme_wrong_type(prim->name, "string or #f", 1, argc, argv); |
14 | 2116 line = argv[1]; |
2117 buf = get_buffer_arg(prim->name, 2, argc, argv); | |
2118 | |
2119 check_line_range(n, buf->buf); | |
2120 | |
2121 if (SCHEME_FALSEP(line)) | |
2122 { | |
1894 | 2123 buf_T *savebuf = curbuf; |
2124 | |
14 | 2125 curbuf = buf->buf; |
2126 | |
2127 if (u_savedel((linenr_T)n, 1L) == FAIL) | |
2128 { | |
2129 curbuf = savebuf; | |
2130 raise_vim_exn(_("cannot save undo information")); | |
2131 } | |
2132 else if (ml_delete((linenr_T)n, FALSE) == FAIL) | |
2133 { | |
2134 curbuf = savebuf; | |
2135 raise_vim_exn(_("cannot delete line")); | |
2136 } | |
2137 if (buf->buf == curwin->w_buffer) | |
2138 mz_fix_cursor(n, n + 1, -1); | |
1929 | 2139 deleted_lines_mark((linenr_T)n, 1L); |
14 | 2140 |
2141 curbuf = savebuf; | |
2142 | |
1894 | 2143 MZ_GC_UNREG(); |
14 | 2144 raise_if_error(); |
2145 return scheme_void; | |
2146 } | |
1894 | 2147 else |
14 | 2148 { |
1894 | 2149 /* Otherwise it's a line */ |
2150 buf_T *savebuf = curbuf; | |
2151 | |
2152 save = string_to_line(line); | |
2153 | |
2154 curbuf = buf->buf; | |
2155 | |
2156 if (u_savesub((linenr_T)n) == FAIL) | |
2157 { | |
2158 curbuf = savebuf; | |
2159 vim_free(save); | |
2160 raise_vim_exn(_("cannot save undo information")); | |
2161 } | |
2162 else if (ml_replace((linenr_T)n, (char_u *)save, TRUE) == FAIL) | |
2163 { | |
2164 curbuf = savebuf; | |
2165 vim_free(save); | |
2166 raise_vim_exn(_("cannot replace line")); | |
2167 } | |
2168 else | |
2169 { | |
2170 vim_free(save); | |
2171 changed_bytes((linenr_T)n, 0); | |
2172 } | |
2173 | |
14 | 2174 curbuf = savebuf; |
1894 | 2175 |
2176 /* Check that the cursor is not beyond the end of the line now. */ | |
2177 if (buf->buf == curwin->w_buffer) | |
2178 check_cursor_col(); | |
2179 | |
2180 MZ_GC_UNREG(); | |
2181 raise_if_error(); | |
2182 return scheme_void; | |
14 | 2183 } |
1894 | 2184 } |
2185 | |
2186 static void | |
2187 free_array(char **array) | |
2188 { | |
2189 char **curr = array; | |
2190 while (*curr != NULL) | |
2191 vim_free(*curr++); | |
2192 vim_free(array); | |
14 | 2193 } |
2194 | |
2195 /* | |
2196 * (set-buff-line-list {start} {end} {string-list/#f/null} [buffer]) | |
2197 * | |
2198 * Replace a range of lines in the specified buffer. The line numbers are in | |
2199 * Vim format (1-based). The range is from lo up to, but not including, hi. | |
2200 * The replacement lines are given as a Scheme list of string objects. The | |
2201 * list is checked for validity and correct format. | |
2202 * | |
2203 * Errors are returned as a value of FAIL. The return value is OK on success. | |
2204 * If OK is returned and len_change is not NULL, *len_change is set to the | |
2205 * change in the buffer length. | |
2206 */ | |
2207 static Scheme_Object * | |
2208 set_buffer_line_list(void *data, int argc, Scheme_Object **argv) | |
2209 { | |
2210 /* First of all, we check the type of the supplied MzScheme object. | |
2211 * There are three cases: | |
2212 * 1. #f - this is a deletion. | |
2213 * 2. A list - this is a replacement. | |
2214 * 3. Anything else - this is an error. | |
2215 */ | |
2216 Vim_Prim *prim = (Vim_Prim *)data; | |
1894 | 2217 vim_mz_buffer *buf = NULL; |
2218 Scheme_Object *line_list = NULL; | |
14 | 2219 int i, old_len, new_len, hi, lo; |
2220 long extra; | |
2221 | |
1894 | 2222 MZ_GC_DECL_REG(1); |
2223 MZ_GC_VAR_IN_REG(0, line_list); | |
2224 MZ_GC_REG(); | |
2225 | |
274 | 2226 #ifdef HAVE_SANDBOX |
2227 sandbox_check(); | |
2228 #endif | |
14 | 2229 lo = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); |
2230 hi = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 1)); | |
2231 if (!SCHEME_PAIRP(argv[2]) | |
2232 && !SCHEME_FALSEP(argv[2]) && !SCHEME_NULLP(argv[2])) | |
2233 scheme_wrong_type(prim->name, "list or #f", 2, argc, argv); | |
2234 line_list = argv[2]; | |
2235 buf = get_buffer_arg(prim->name, 3, argc, argv); | |
2236 old_len = hi - lo; | |
2237 if (old_len < 0) /* process inverse values wisely */ | |
2238 { | |
2239 i = lo; | |
2240 lo = hi; | |
2241 hi = i; | |
2242 old_len = -old_len; | |
2243 } | |
2244 extra = 0; | |
2245 | |
2246 check_line_range(lo, buf->buf); /* inclusive */ | |
1228 | 2247 check_line_range(hi - 1, buf->buf); /* exclusive */ |
14 | 2248 |
2249 if (SCHEME_FALSEP(line_list) || SCHEME_NULLP(line_list)) | |
2250 { | |
1894 | 2251 buf_T *savebuf = curbuf; |
14 | 2252 curbuf = buf->buf; |
2253 | |
2254 if (u_savedel((linenr_T)lo, (long)old_len) == FAIL) | |
2255 { | |
2256 curbuf = savebuf; | |
2257 raise_vim_exn(_("cannot save undo information")); | |
2258 } | |
2259 else | |
2260 { | |
2261 for (i = 0; i < old_len; i++) | |
2262 if (ml_delete((linenr_T)lo, FALSE) == FAIL) | |
2263 { | |
2264 curbuf = savebuf; | |
2265 raise_vim_exn(_("cannot delete line")); | |
2266 } | |
2267 if (buf->buf == curwin->w_buffer) | |
2268 mz_fix_cursor(lo, hi, -old_len); | |
1929 | 2269 deleted_lines_mark((linenr_T)lo, (long)old_len); |
14 | 2270 } |
2271 | |
2272 curbuf = savebuf; | |
2273 | |
1894 | 2274 MZ_GC_UNREG(); |
14 | 2275 raise_if_error(); |
2276 return scheme_void; | |
2277 } | |
1894 | 2278 else |
14 | 2279 { |
1894 | 2280 buf_T *savebuf = curbuf; |
2281 | |
2282 /* List */ | |
2283 new_len = scheme_proper_list_length(line_list); | |
2284 MZ_GC_CHECK(); | |
2285 if (new_len < 0) /* improper or cyclic list */ | |
2286 scheme_wrong_type(prim->name, "proper list", | |
2287 2, argc, argv); | |
2288 else | |
14 | 2289 { |
1894 | 2290 char **array = NULL; |
2291 Scheme_Object *line = NULL; | |
2292 Scheme_Object *rest = NULL; | |
2293 | |
2294 MZ_GC_DECL_REG(2); | |
2295 MZ_GC_VAR_IN_REG(0, line); | |
2296 MZ_GC_VAR_IN_REG(1, rest); | |
2297 MZ_GC_REG(); | |
2298 | |
2299 array = (char **)alloc(new_len * sizeof(char *)); | |
2300 vim_memset(array, 0, new_len * sizeof(char *)); | |
2301 | |
2302 rest = line_list; | |
2303 for (i = 0; i < new_len; ++i) | |
2304 { | |
2305 line = SCHEME_CAR(rest); | |
2306 rest = SCHEME_CDR(rest); | |
2307 if (!SCHEME_STRINGP(line)) | |
2308 { | |
2309 free_array(array); | |
2310 scheme_wrong_type(prim->name, "string-list", 2, argc, argv); | |
2311 } | |
2312 array[i] = string_to_line(line); | |
2313 } | |
2314 | |
2315 curbuf = buf->buf; | |
2316 | |
2317 if (u_save((linenr_T)(lo-1), (linenr_T)hi) == FAIL) | |
2318 { | |
2319 curbuf = savebuf; | |
2320 free_array(array); | |
2321 raise_vim_exn(_("cannot save undo information")); | |
2322 } | |
2323 | |
2324 /* | |
2325 * If the size of the range is reducing (ie, new_len < old_len) we | |
2326 * need to delete some old_len. We do this at the start, by | |
2327 * repeatedly deleting line "lo". | |
2328 */ | |
2329 for (i = 0; i < old_len - new_len; ++i) | |
2330 { | |
2331 if (ml_delete((linenr_T)lo, FALSE) == FAIL) | |
2332 { | |
2333 curbuf = savebuf; | |
2334 free_array(array); | |
2335 raise_vim_exn(_("cannot delete line")); | |
2336 } | |
2337 extra--; | |
2338 } | |
2339 | |
2340 /* | |
2341 * For as long as possible, replace the existing old_len with the | |
2342 * new old_len. This is a more efficient operation, as it requires | |
2343 * less memory allocation and freeing. | |
2344 */ | |
2345 for (i = 0; i < old_len && i < new_len; i++) | |
2346 if (ml_replace((linenr_T)(lo+i), (char_u *)array[i], TRUE) == FAIL) | |
2347 { | |
2348 curbuf = savebuf; | |
2349 free_array(array); | |
2350 raise_vim_exn(_("cannot replace line")); | |
2351 } | |
2352 | |
2353 /* | |
2354 * Now we may need to insert the remaining new_len. We don't need to | |
2355 * free the string passed back because MzScheme has control of that | |
2356 * memory. | |
2357 */ | |
2358 while (i < new_len) | |
2359 { | |
2360 if (ml_append((linenr_T)(lo + i - 1), | |
2361 (char_u *)array[i], 0, FALSE) == FAIL) | |
2362 { | |
2363 curbuf = savebuf; | |
2364 free_array(array); | |
2365 raise_vim_exn(_("cannot insert line")); | |
2366 } | |
2367 ++i; | |
2368 ++extra; | |
2369 } | |
2370 MZ_GC_UNREG(); | |
2371 free_array(array); | |
14 | 2372 } |
1894 | 2373 |
2374 /* | |
2375 * Adjust marks. Invalidate any which lie in the | |
2376 * changed range, and move any in the remainder of the buffer. | |
2377 */ | |
2378 mark_adjust((linenr_T)lo, (linenr_T)(hi - 1), (long)MAXLNUM, (long)extra); | |
2379 changed_lines((linenr_T)lo, 0, (linenr_T)hi, (long)extra); | |
2380 | |
2381 if (buf->buf == curwin->w_buffer) | |
2382 mz_fix_cursor(lo, hi, extra); | |
2383 curbuf = savebuf; | |
2384 | |
2385 MZ_GC_UNREG(); | |
2386 raise_if_error(); | |
2387 return scheme_void; | |
14 | 2388 } |
2389 } | |
2390 | |
2391 /* | |
2392 * (insert-buff-line-list {linenr} {string/string-list} [buffer]) | |
2393 * | |
2023 | 2394 * Insert a number of lines into the specified buffer after the specified line. |
14 | 2395 * The line number is in Vim format (1-based). The lines to be inserted are |
2396 * given as an MzScheme list of string objects or as a single string. The lines | |
2397 * to be added are checked for validity and correct format. Errors are | |
2398 * returned as a value of FAIL. The return value is OK on success. | |
2399 * If OK is returned and len_change is not NULL, *len_change | |
2400 * is set to the change in the buffer length. | |
2401 */ | |
2402 static Scheme_Object * | |
2403 insert_buffer_line_list(void *data, int argc, Scheme_Object **argv) | |
2404 { | |
2405 Vim_Prim *prim = (Vim_Prim *)data; | |
1894 | 2406 vim_mz_buffer *buf = NULL; |
2407 Scheme_Object *list = NULL; | |
2408 char *str = NULL; | |
14 | 2409 int i, n, size; |
2410 | |
1894 | 2411 MZ_GC_DECL_REG(1); |
2412 MZ_GC_VAR_IN_REG(0, list); | |
2413 MZ_GC_REG(); | |
2414 | |
274 | 2415 #ifdef HAVE_SANDBOX |
2416 sandbox_check(); | |
2417 #endif | |
14 | 2418 /* |
2419 * First of all, we check the type of the supplied MzScheme object. | |
2420 * It must be a string or a list, or the call is in error. | |
2421 */ | |
2422 n = SCHEME_INT_VAL(GUARANTEE_INTEGER(prim->name, 0)); | |
2423 list = argv[1]; | |
2424 | |
2425 if (!SCHEME_STRINGP(list) && !SCHEME_PAIRP(list)) | |
2426 scheme_wrong_type(prim->name, "string or list", 1, argc, argv); | |
2427 buf = get_buffer_arg(prim->name, 2, argc, argv); | |
2428 | |
2429 if (n != 0) /* 0 can be used in insert */ | |
856 | 2430 check_line_range(n, buf->buf); |
14 | 2431 if (SCHEME_STRINGP(list)) |
2432 { | |
1894 | 2433 buf_T *savebuf = curbuf; |
2434 | |
14 | 2435 str = string_to_line(list); |
2436 curbuf = buf->buf; | |
2437 | |
2438 if (u_save((linenr_T)n, (linenr_T)(n+1)) == FAIL) | |
2439 { | |
2440 curbuf = savebuf; | |
1894 | 2441 vim_free(str); |
14 | 2442 raise_vim_exn(_("cannot save undo information")); |
2443 } | |
2444 else if (ml_append((linenr_T)n, (char_u *)str, 0, FALSE) == FAIL) | |
2445 { | |
2446 curbuf = savebuf; | |
1894 | 2447 vim_free(str); |
14 | 2448 raise_vim_exn(_("cannot insert line")); |
2449 } | |
2450 else | |
1894 | 2451 { |
2452 vim_free(str); | |
14 | 2453 appended_lines_mark((linenr_T)n, 1L); |
1894 | 2454 } |
14 | 2455 |
2456 curbuf = savebuf; | |
2457 update_screen(VALID); | |
2458 | |
1894 | 2459 MZ_GC_UNREG(); |
14 | 2460 raise_if_error(); |
2461 return scheme_void; | |
2462 } | |
2463 | |
2464 /* List */ | |
2465 size = scheme_proper_list_length(list); | |
1894 | 2466 MZ_GC_CHECK(); |
14 | 2467 if (size < 0) /* improper or cyclic list */ |
2468 scheme_wrong_type(prim->name, "proper list", | |
2469 2, argc, argv); | |
2470 else | |
2471 { | |
1894 | 2472 Scheme_Object *line = NULL; |
2473 Scheme_Object *rest = NULL; | |
2474 char **array; | |
2475 buf_T *savebuf = curbuf; | |
2476 | |
2477 MZ_GC_DECL_REG(2); | |
2478 MZ_GC_VAR_IN_REG(0, line); | |
2479 MZ_GC_VAR_IN_REG(1, rest); | |
2480 MZ_GC_REG(); | |
2481 | |
2482 array = (char **)alloc(size * sizeof(char *)); | |
2483 vim_memset(array, 0, size * sizeof(char *)); | |
2484 | |
2485 rest = list; | |
856 | 2486 for (i = 0; i < size; ++i) |
1894 | 2487 { |
2488 line = SCHEME_CAR(rest); | |
2489 rest = SCHEME_CDR(rest); | |
2490 array[i] = string_to_line(line); | |
2491 } | |
2492 | |
2493 curbuf = buf->buf; | |
2494 | |
2495 if (u_save((linenr_T)n, (linenr_T)(n + 1)) == FAIL) | |
2496 { | |
2497 curbuf = savebuf; | |
2498 free_array(array); | |
2499 raise_vim_exn(_("cannot save undo information")); | |
2500 } | |
2501 else | |
2502 { | |
2503 for (i = 0; i < size; ++i) | |
2504 if (ml_append((linenr_T)(n + i), (char_u *)array[i], | |
2505 0, FALSE) == FAIL) | |
2506 { | |
2507 curbuf = savebuf; | |
2508 free_array(array); | |
2509 raise_vim_exn(_("cannot insert line")); | |
2510 } | |
2511 | |
2512 if (i > 0) | |
2513 appended_lines_mark((linenr_T)n, (long)i); | |
2514 } | |
2515 free_array(array); | |
2516 MZ_GC_UNREG(); | |
2517 curbuf = savebuf; | |
2518 update_screen(VALID); | |
14 | 2519 } |
2520 | |
1894 | 2521 MZ_GC_UNREG(); |
14 | 2522 raise_if_error(); |
2523 return scheme_void; | |
2524 } | |
2525 | |
2526 /* | |
2527 * Predicates | |
2528 */ | |
2529 /* (buff? obj) */ | |
2530 static Scheme_Object * | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
2531 vim_bufferp(void *data UNUSED, int argc UNUSED, Scheme_Object **argv) |
14 | 2532 { |
2533 if (SCHEME_VIMBUFFERP(argv[0])) | |
2534 return scheme_true; | |
2535 else | |
2536 return scheme_false; | |
2537 } | |
2538 | |
2539 /* (win? obj) */ | |
2540 static Scheme_Object * | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
2541 vim_windowp(void *data UNUSED, int argc UNUSED, Scheme_Object **argv) |
14 | 2542 { |
2543 if (SCHEME_VIMWINDOWP(argv[0])) | |
2544 return scheme_true; | |
2545 else | |
2546 return scheme_false; | |
2547 } | |
2548 | |
2549 /* (buff-valid? obj) */ | |
2550 static Scheme_Object * | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
2551 vim_buffer_validp(void *data UNUSED, int argc UNUSED, Scheme_Object **argv) |
14 | 2552 { |
2553 if (SCHEME_VIMBUFFERP(argv[0]) | |
2554 && ((vim_mz_buffer *)argv[0])->buf != INVALID_BUFFER_VALUE) | |
2555 return scheme_true; | |
2556 else | |
2557 return scheme_false; | |
2558 } | |
2559 | |
2560 /* (win-valid? obj) */ | |
2561 static Scheme_Object * | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
2562 vim_window_validp(void *data UNUSED, int argc UNUSED, Scheme_Object **argv) |
14 | 2563 { |
2564 if (SCHEME_VIMWINDOWP(argv[0]) | |
2565 && ((vim_mz_window *)argv[0])->win != INVALID_WINDOW_VALUE) | |
2566 return scheme_true; | |
2567 else | |
2568 return scheme_false; | |
2569 } | |
2570 | |
2571 /* | |
2572 *=========================================================================== | |
2573 * Utilities | |
2574 *=========================================================================== | |
2575 */ | |
2576 | |
2577 /* | |
2578 * Convert an MzScheme string into a Vim line. | |
2579 * | |
1894 | 2580 * All internal nulls are replaced by newline characters. |
2581 * It is an error for the string to contain newline characters. | |
14 | 2582 * |
1894 | 2583 * Returns pointer to Vim allocated memory |
14 | 2584 */ |
2585 static char * | |
2586 string_to_line(Scheme_Object *obj) | |
2587 { | |
1894 | 2588 char *scheme_str = NULL; |
2589 char *vim_str = NULL; | |
14 | 2590 long len; |
2591 int i; | |
2592 | |
1894 | 2593 scheme_str = scheme_display_to_string(obj, &len); |
14 | 2594 |
2595 /* Error checking: String must not contain newlines, as we | |
2596 * are replacing a single line, and we must replace it with | |
2597 * a single line. | |
2598 */ | |
1894 | 2599 if (memchr(scheme_str, '\n', len)) |
14 | 2600 scheme_signal_error(_("string cannot contain newlines")); |
2601 | |
1894 | 2602 vim_str = (char *)alloc(len + 1); |
2603 | |
14 | 2604 /* Create a copy of the string, with internal nulls replaced by |
2605 * newline characters, as is the vim convention. | |
2606 */ | |
2607 for (i = 0; i < len; ++i) | |
2608 { | |
1894 | 2609 if (scheme_str[i] == '\0') |
2610 vim_str[i] = '\n'; | |
2611 else | |
2612 vim_str[i] = scheme_str[i]; | |
2613 } | |
2614 | |
2615 vim_str[i] = '\0'; | |
2616 | |
2617 MZ_GC_CHECK(); | |
2618 return vim_str; | |
2619 } | |
2620 | |
2621 #ifdef FEAT_EVAL | |
2622 /* | |
2623 * Convert Vim value into MzScheme, adopted from if_python.c | |
2624 */ | |
2625 static Scheme_Object * | |
2626 vim_to_mzscheme(typval_T *vim_value, int depth, Scheme_Hash_Table *visited) | |
2627 { | |
2628 Scheme_Object *result = NULL; | |
2629 int new_value = TRUE; | |
2630 | |
2631 MZ_GC_DECL_REG(1); | |
2632 MZ_GC_VAR_IN_REG(0, result); | |
2633 MZ_GC_REG(); | |
2634 | |
2635 /* Avoid infinite recursion */ | |
2636 if (depth > 100) | |
2637 { | |
2638 MZ_GC_UNREG(); | |
2639 return scheme_void; | |
2640 } | |
2641 | |
2642 /* Check if we run into a recursive loop. The item must be in visited | |
2643 * then and we can use it again. | |
2644 */ | |
2645 result = scheme_hash_get(visited, (Scheme_Object *)vim_value); | |
2646 MZ_GC_CHECK(); | |
2647 if (result != NULL) /* found, do nothing */ | |
2648 new_value = FALSE; | |
2649 else if (vim_value->v_type == VAR_STRING) | |
2650 { | |
2651 result = scheme_make_string((char *)vim_value->vval.v_string); | |
2652 MZ_GC_CHECK(); | |
2653 } | |
2654 else if (vim_value->v_type == VAR_NUMBER) | |
2655 { | |
2656 result = scheme_make_integer((long)vim_value->vval.v_number); | |
2657 MZ_GC_CHECK(); | |
2658 } | |
2659 # ifdef FEAT_FLOAT | |
2660 else if (vim_value->v_type == VAR_FLOAT) | |
2661 { | |
2662 result = scheme_make_double((double)vim_value->vval.v_float); | |
2663 MZ_GC_CHECK(); | |
14 | 2664 } |
1894 | 2665 # endif |
2666 else if (vim_value->v_type == VAR_LIST) | |
2667 { | |
2668 list_T *list = vim_value->vval.v_list; | |
2669 listitem_T *curr; | |
2670 | |
2671 if (list == NULL || list->lv_first == NULL) | |
2672 result = scheme_null; | |
2673 else | |
2674 { | |
2675 Scheme_Object *obj = NULL; | |
2676 | |
2677 MZ_GC_DECL_REG(1); | |
2678 MZ_GC_VAR_IN_REG(0, obj); | |
2679 MZ_GC_REG(); | |
2680 | |
2681 curr = list->lv_last; | |
2682 obj = vim_to_mzscheme(&curr->li_tv, depth + 1, visited); | |
2683 result = scheme_make_pair(obj, scheme_null); | |
2684 MZ_GC_CHECK(); | |
2685 | |
2686 while (curr != list->lv_first) | |
2687 { | |
2688 curr = curr->li_prev; | |
2689 obj = vim_to_mzscheme(&curr->li_tv, depth + 1, visited); | |
2690 result = scheme_make_pair(obj, result); | |
2691 MZ_GC_CHECK(); | |
2692 } | |
2693 } | |
2694 MZ_GC_UNREG(); | |
2695 } | |
2696 else if (vim_value->v_type == VAR_DICT) | |
2697 { | |
2698 Scheme_Object *key = NULL; | |
2699 Scheme_Object *obj = NULL; | |
2700 | |
2701 MZ_GC_DECL_REG(2); | |
2702 MZ_GC_VAR_IN_REG(0, key); | |
2703 MZ_GC_VAR_IN_REG(1, obj); | |
2704 MZ_GC_REG(); | |
2705 | |
2706 result = (Scheme_Object *)scheme_make_hash_table(SCHEME_hash_ptr); | |
2707 MZ_GC_CHECK(); | |
2708 if (vim_value->vval.v_dict != NULL) | |
2709 { | |
2710 hashtab_T *ht = &vim_value->vval.v_dict->dv_hashtab; | |
2711 long_u todo = ht->ht_used; | |
2712 hashitem_T *hi; | |
2713 dictitem_T *di; | |
2714 | |
2715 for (hi = ht->ht_array; todo > 0; ++hi) | |
2716 { | |
2717 if (!HASHITEM_EMPTY(hi)) | |
2718 { | |
2719 --todo; | |
2720 | |
2721 di = dict_lookup(hi); | |
2722 obj = vim_to_mzscheme(&di->di_tv, depth + 1, visited); | |
2723 key = scheme_make_string((char *)hi->hi_key); | |
2724 MZ_GC_CHECK(); | |
2725 scheme_hash_set((Scheme_Hash_Table *)result, key, obj); | |
2726 MZ_GC_CHECK(); | |
2727 } | |
2728 } | |
2729 } | |
2730 MZ_GC_UNREG(); | |
2731 } | |
2732 else | |
2733 { | |
2734 result = scheme_void; | |
2735 new_value = FALSE; | |
2736 } | |
2737 if (new_value) | |
2738 { | |
2739 scheme_hash_set(visited, (Scheme_Object *)vim_value, result); | |
2740 MZ_GC_CHECK(); | |
2741 } | |
2742 MZ_GC_UNREG(); | |
2743 return result; | |
14 | 2744 } |
2050
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2745 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2746 static int |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2747 mzscheme_to_vim(Scheme_Object *obj, typval_T *tv, int depth, |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2748 Scheme_Hash_Table *visited) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2749 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2750 int status = OK; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2751 typval_T *found; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2752 MZ_GC_CHECK(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2753 if (depth > 100) /* limit the deepest recursion level */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2754 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2755 tv->v_type = VAR_NUMBER; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2756 tv->vval.v_number = 0; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2757 return FAIL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2758 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2759 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2760 found = (typval_T *)scheme_hash_get(visited, obj); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2761 if (found != NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2762 copy_tv(found, tv); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2763 else if (SCHEME_VOIDP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2764 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2765 tv->v_type = VAR_NUMBER; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2766 tv->vval.v_number = 0; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2767 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2768 else if (SCHEME_INTP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2769 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2770 tv->v_type = VAR_NUMBER; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2771 tv->vval.v_number = SCHEME_INT_VAL(obj); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2772 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2773 else if (SCHEME_BOOLP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2774 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2775 tv->v_type = VAR_NUMBER; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2776 tv->vval.v_number = SCHEME_TRUEP(obj); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2777 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2778 # ifdef FEAT_FLOAT |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2779 else if (SCHEME_DBLP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2780 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2781 tv->v_type = VAR_FLOAT; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2782 tv->vval.v_float = SCHEME_DBL_VAL(obj); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2783 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2784 # endif |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2785 else if (SCHEME_STRINGP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2786 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2787 tv->v_type = VAR_STRING; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2788 tv->vval.v_string = vim_strsave((char_u *)SCHEME_STR_VAL(obj)); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2789 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2790 else if (SCHEME_VECTORP(obj) || SCHEME_NULLP(obj) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2791 || SCHEME_PAIRP(obj) || SCHEME_MUTABLE_PAIRP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2792 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2793 list_T *list = list_alloc(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2794 if (list == NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2795 status = FAIL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2796 else |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2797 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2798 int i; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2799 Scheme_Object *curr = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2800 Scheme_Object *cval = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2801 /* temporary var to hold current element of vectors and pairs */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2802 typval_T *v; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2803 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2804 MZ_GC_DECL_REG(2); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2805 MZ_GC_VAR_IN_REG(0, curr); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2806 MZ_GC_VAR_IN_REG(1, cval); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2807 MZ_GC_REG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2808 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2809 tv->v_type = VAR_LIST; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2810 tv->vval.v_list = list; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2811 ++list->lv_refcount; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2812 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2813 v = (typval_T *)alloc(sizeof(typval_T)); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2814 if (v == NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2815 status = FAIL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2816 else |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2817 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2818 /* add the value in advance to allow handling of self-referencial |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2819 * data structures */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2820 typval_T *visited_tv = (typval_T *)alloc(sizeof(typval_T)); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2821 copy_tv(tv, visited_tv); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2822 scheme_hash_set(visited, obj, (Scheme_Object *)visited_tv); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2823 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2824 if (SCHEME_VECTORP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2825 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2826 for (i = 0; i < SCHEME_VEC_SIZE(obj); ++i) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2827 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2828 cval = SCHEME_VEC_ELS(obj)[i]; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2829 status = mzscheme_to_vim(cval, v, depth + 1, visited); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2830 if (status == FAIL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2831 break; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2832 status = list_append_tv(list, v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2833 clear_tv(v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2834 if (status == FAIL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2835 break; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2836 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2837 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2838 else if (SCHEME_PAIRP(obj) || SCHEME_MUTABLE_PAIRP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2839 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2840 for (curr = obj; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2841 SCHEME_PAIRP(curr) || SCHEME_MUTABLE_PAIRP(curr); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2842 curr = SCHEME_CDR(curr)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2843 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2844 cval = SCHEME_CAR(curr); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2845 status = mzscheme_to_vim(cval, v, depth + 1, visited); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2846 if (status == FAIL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2847 break; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2848 status = list_append_tv(list, v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2849 clear_tv(v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2850 if (status == FAIL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2851 break; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2852 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2853 /* impoper list not terminated with null |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2854 * need to handle the last element */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2855 if (status == OK && !SCHEME_NULLP(curr)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2856 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2857 status = mzscheme_to_vim(cval, v, depth + 1, visited); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2858 if (status == OK) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2859 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2860 status = list_append_tv(list, v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2861 clear_tv(v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2862 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2863 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2864 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2865 /* nothing to do for scheme_null */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2866 vim_free(v); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2867 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2868 MZ_GC_UNREG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2869 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2870 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2871 else if (SCHEME_HASHTP(obj)) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2872 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2873 int i; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2874 dict_T *dict; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2875 Scheme_Object *key = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2876 Scheme_Object *val = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2877 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2878 MZ_GC_DECL_REG(2); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2879 MZ_GC_VAR_IN_REG(0, key); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2880 MZ_GC_VAR_IN_REG(1, val); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2881 MZ_GC_REG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2882 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2883 dict = dict_alloc(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2884 if (dict == NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2885 status = FAIL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2886 else |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2887 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2888 typval_T *visited_tv = (typval_T *)alloc(sizeof(typval_T)); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2889 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2890 tv->v_type = VAR_DICT; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2891 tv->vval.v_dict = dict; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2892 ++dict->dv_refcount; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2893 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2894 copy_tv(tv, visited_tv); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2895 scheme_hash_set(visited, obj, (Scheme_Object *)visited_tv); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2896 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2897 for (i = 0; i < ((Scheme_Hash_Table *)obj)->size; ++i) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2898 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2899 if (((Scheme_Hash_Table *) obj)->vals[i] != NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2900 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2901 /* generate item for `diplay'ed Scheme key */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2902 dictitem_T *item = dictitem_alloc((char_u *)string_to_line( |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2903 ((Scheme_Hash_Table *) obj)->keys[i])); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2904 /* convert Scheme val to Vim and add it to the dict */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2905 if (mzscheme_to_vim(((Scheme_Hash_Table *) obj)->vals[i], |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2906 &item->di_tv, depth + 1, visited) == FAIL |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2907 || dict_add(dict, item) == FAIL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2908 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2909 dictitem_free(item); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2910 status = FAIL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2911 break; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2912 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2913 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2914 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2915 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2916 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2917 MZ_GC_UNREG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2918 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2919 else |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2920 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2921 /* `display' any other value to string */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2922 tv->v_type = VAR_STRING; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2923 tv->vval.v_string = (char_u *)string_to_line(obj); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2924 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2925 return status; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2926 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2927 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2928 void |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2929 do_mzeval(char_u *str, typval_T *rettv) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2930 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2931 int i; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2932 Scheme_Object *ret = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2933 Scheme_Hash_Table *visited = NULL; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2934 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2935 MZ_GC_DECL_REG(2); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2936 MZ_GC_VAR_IN_REG(0, ret); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2937 MZ_GC_VAR_IN_REG(0, visited); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2938 MZ_GC_REG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2939 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2940 if (mzscheme_init()) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2941 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2942 MZ_GC_UNREG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2943 return; |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2944 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2945 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2946 MZ_GC_CHECK(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2947 visited = scheme_make_hash_table(SCHEME_hash_ptr); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2948 MZ_GC_CHECK(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2949 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2950 if (eval_with_exn_handling(str, do_eval, &ret) == OK) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2951 mzscheme_to_vim(ret, rettv, 1, visited); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2952 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2953 for (i = 0; i < visited->size; ++i) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2954 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2955 /* free up remembered objects */ |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2956 if (visited->vals[i] != NULL) |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2957 { |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2958 free_tv((typval_T *)visited->vals[i]); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2959 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2960 } |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2961 |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2962 MZ_GC_UNREG(); |
afcf9db31561
updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents:
2023
diff
changeset
|
2963 } |
1894 | 2964 #endif |
14 | 2965 |
2966 /* | |
2967 * Check to see whether a Vim error has been reported, or a keyboard | |
2968 * interrupt (from vim --> got_int) has been detected. | |
2969 */ | |
2970 static int | |
2971 vim_error_check(void) | |
2972 { | |
2973 return (got_int || did_emsg); | |
2974 } | |
2975 | |
2976 /* | |
2977 * register Scheme exn:vim | |
2978 */ | |
2979 static void | |
1894 | 2980 register_vim_exn(void) |
14 | 2981 { |
1894 | 2982 int nc = 0; |
2983 int i; | |
2984 Scheme_Object *struct_exn = NULL; | |
2985 Scheme_Object *exn_name = NULL; | |
2986 | |
2987 MZ_GC_DECL_REG(2); | |
2988 MZ_GC_VAR_IN_REG(0, struct_exn); | |
2989 MZ_GC_VAR_IN_REG(1, exn_name); | |
2990 MZ_GC_REG(); | |
2991 | |
2992 exn_name = scheme_intern_symbol("exn:vim"); | |
2993 MZ_GC_CHECK(); | |
2994 struct_exn = scheme_builtin_value("struct:exn"); | |
2995 MZ_GC_CHECK(); | |
14 | 2996 |
2997 if (vim_exn == NULL) | |
2998 vim_exn = scheme_make_struct_type(exn_name, | |
1894 | 2999 struct_exn, NULL, 0, 0, NULL, NULL |
14 | 3000 #if MZSCHEME_VERSION_MAJOR >= 299 |
3001 , NULL | |
3002 #endif | |
3003 ); | |
3004 | |
1894 | 3005 |
14 | 3006 { |
1894 | 3007 Scheme_Object **tmp = NULL; |
3008 Scheme_Object *exn_names[5] = {NULL, NULL, NULL, NULL, NULL}; | |
3009 Scheme_Object *exn_values[5] = {NULL, NULL, NULL, NULL, NULL}; | |
3010 MZ_GC_DECL_REG(6); | |
3011 MZ_GC_ARRAY_VAR_IN_REG(0, exn_names, 5); | |
3012 MZ_GC_ARRAY_VAR_IN_REG(3, exn_values, 5); | |
3013 MZ_GC_REG(); | |
3014 | |
3015 tmp = scheme_make_struct_names(exn_name, scheme_null, 0, &nc); | |
3016 assert(nc <= 5); | |
3017 mch_memmove(exn_names, tmp, nc * sizeof(Scheme_Object *)); | |
3018 MZ_GC_CHECK(); | |
3019 | |
3020 tmp = scheme_make_struct_values(vim_exn, exn_names, nc, 0); | |
3021 mch_memmove(exn_values, tmp, nc * sizeof(Scheme_Object *)); | |
3022 MZ_GC_CHECK(); | |
3023 | |
3024 for (i = 0; i < nc; i++) | |
3025 { | |
3026 scheme_add_global_symbol(exn_names[i], | |
3027 exn_values[i], environment); | |
3028 MZ_GC_CHECK(); | |
3029 } | |
3030 MZ_GC_UNREG(); | |
14 | 3031 } |
1894 | 3032 MZ_GC_UNREG(); |
14 | 3033 } |
3034 | |
3035 /* | |
3036 * raise exn:vim, may be with additional info string | |
3037 */ | |
3038 void | |
3039 raise_vim_exn(const char *add_info) | |
3040 { | |
1894 | 3041 char *fmt = _("Vim error: ~a"); |
3042 Scheme_Object *argv[2] = {NULL, NULL}; | |
3043 Scheme_Object *exn = NULL; | |
3044 | |
3045 MZ_GC_DECL_REG(4); | |
3046 MZ_GC_ARRAY_VAR_IN_REG(0, argv, 2); | |
3047 MZ_GC_VAR_IN_REG(3, exn); | |
3048 MZ_GC_REG(); | |
14 | 3049 |
3050 if (add_info != NULL) | |
3051 { | |
1894 | 3052 char *c_string = NULL; |
3053 Scheme_Object *byte_string = NULL; | |
3054 Scheme_Object *info = NULL; | |
3055 | |
3056 MZ_GC_DECL_REG(3); | |
3057 MZ_GC_VAR_IN_REG(0, c_string); | |
3058 MZ_GC_VAR_IN_REG(1, byte_string); | |
3059 MZ_GC_VAR_IN_REG(2, info); | |
3060 MZ_GC_REG(); | |
3061 | |
3062 info = scheme_make_string(add_info); | |
3063 MZ_GC_CHECK(); | |
3064 c_string = scheme_format(fmt, STRLEN(fmt), 1, &info, NULL); | |
3065 MZ_GC_CHECK(); | |
3066 byte_string = scheme_make_string(c_string); | |
3067 MZ_GC_CHECK(); | |
3068 argv[0] = scheme_byte_string_to_char_string(byte_string); | |
3069 MZ_GC_CHECK(); | |
274 | 3070 SCHEME_SET_IMMUTABLE(argv[0]); |
1894 | 3071 MZ_GC_UNREG(); |
14 | 3072 } |
3073 else | |
3074 argv[0] = scheme_make_string(_("Vim error")); | |
1894 | 3075 MZ_GC_CHECK(); |
14 | 3076 |
1284 | 3077 #if MZSCHEME_VERSION_MAJOR < 360 |
3078 argv[1] = scheme_current_continuation_marks(); | |
1894 | 3079 MZ_GC_CHECK(); |
1284 | 3080 #else |
1125 | 3081 argv[1] = scheme_current_continuation_marks(NULL); |
1894 | 3082 MZ_GC_CHECK(); |
1284 | 3083 #endif |
14 | 3084 |
1894 | 3085 exn = scheme_make_struct_instance(vim_exn, 2, argv); |
3086 MZ_GC_CHECK(); | |
3087 scheme_raise(exn); | |
3088 MZ_GC_UNREG(); | |
14 | 3089 } |
3090 | |
3091 void | |
3092 raise_if_error(void) | |
3093 { | |
3094 if (vim_error_check()) | |
3095 raise_vim_exn(NULL); | |
3096 } | |
3097 | |
3098 /* get buffer: | |
3099 * either current | |
3100 * or passed as argv[argnum] with checks | |
3101 */ | |
3102 static vim_mz_buffer * | |
3103 get_buffer_arg(const char *fname, int argnum, int argc, Scheme_Object **argv) | |
3104 { | |
3105 vim_mz_buffer *b; | |
3106 | |
3107 if (argc < argnum + 1) | |
3108 return get_vim_curr_buffer(); | |
3109 if (!SCHEME_VIMBUFFERP(argv[argnum])) | |
3110 scheme_wrong_type(fname, "vim-buffer", argnum, argc, argv); | |
3111 b = (vim_mz_buffer *)argv[argnum]; | |
3112 (void)get_valid_buffer(argv[argnum]); | |
3113 return b; | |
3114 } | |
3115 | |
3116 /* get window: | |
3117 * either current | |
3118 * or passed as argv[argnum] with checks | |
3119 */ | |
3120 static vim_mz_window * | |
3121 get_window_arg(const char *fname, int argnum, int argc, Scheme_Object **argv) | |
3122 { | |
3123 vim_mz_window *w; | |
3124 | |
3125 if (argc < argnum + 1) | |
3126 return get_vim_curr_window(); | |
3127 w = (vim_mz_window *)argv[argnum]; | |
3128 if (!SCHEME_VIMWINDOWP(argv[argnum])) | |
3129 scheme_wrong_type(fname, "vim-window", argnum, argc, argv); | |
3130 (void)get_valid_window(argv[argnum]); | |
3131 return w; | |
3132 } | |
3133 | |
3134 /* get valid Vim buffer from Scheme_Object* */ | |
3135 buf_T *get_valid_buffer(void *obj) | |
3136 { | |
3137 buf_T *buf = ((vim_mz_buffer *)obj)->buf; | |
3138 | |
3139 if (buf == INVALID_BUFFER_VALUE) | |
3140 scheme_signal_error(_("buffer is invalid")); | |
3141 return buf; | |
3142 } | |
3143 | |
3144 /* get valid Vim window from Scheme_Object* */ | |
3145 win_T *get_valid_window(void *obj) | |
3146 { | |
3147 win_T *win = ((vim_mz_window *)obj)->win; | |
3148 if (win == INVALID_WINDOW_VALUE) | |
3149 scheme_signal_error(_("window is invalid")); | |
3150 return win; | |
3151 } | |
3152 | |
3153 int | |
3154 mzthreads_allowed(void) | |
3155 { | |
3156 return mz_threads_allow; | |
3157 } | |
3158 | |
3159 static int | |
3160 line_in_range(linenr_T lnum, buf_T *buf) | |
3161 { | |
3162 return (lnum > 0 && lnum <= buf->b_ml.ml_line_count); | |
3163 } | |
3164 | |
3165 static void | |
3166 check_line_range(linenr_T lnum, buf_T *buf) | |
3167 { | |
3168 if (!line_in_range(lnum, buf)) | |
3169 scheme_signal_error(_("linenr out of range")); | |
3170 } | |
3171 | |
3172 /* | |
3173 * Check if deleting lines made the cursor position invalid | |
3174 * (or you'll get msg from Vim about invalid linenr). | |
3175 * Changed the lines from "lo" to "hi" and added "extra" lines (negative if | |
3176 * deleted). Got from if_python.c | |
3177 */ | |
3178 static void | |
3179 mz_fix_cursor(int lo, int hi, int extra) | |
3180 { | |
3181 if (curwin->w_cursor.lnum >= lo) | |
3182 { | |
3183 /* Adjust the cursor position if it's in/after the changed | |
3184 * lines. */ | |
3185 if (curwin->w_cursor.lnum >= hi) | |
3186 { | |
3187 curwin->w_cursor.lnum += extra; | |
3188 check_cursor_col(); | |
3189 } | |
3190 else if (extra < 0) | |
3191 { | |
3192 curwin->w_cursor.lnum = lo; | |
3193 check_cursor(); | |
3194 } | |
1894 | 3195 else |
3196 check_cursor_col(); | |
14 | 3197 changed_cline_bef_curs(); |
3198 } | |
3199 invalidate_botline(); | |
3200 } | |
3201 | |
3202 static Vim_Prim prims[]= | |
3203 { | |
3204 /* | |
3205 * Buffer-related commands | |
3206 */ | |
3207 {get_buffer_line, "get-buff-line", 1, 2}, | |
3208 {set_buffer_line, "set-buff-line", 2, 3}, | |
3209 {get_buffer_line_list, "get-buff-line-list", 2, 3}, | |
3210 {get_buffer_name, "get-buff-name", 0, 1}, | |
3211 {get_buffer_num, "get-buff-num", 0, 1}, | |
3212 {get_buffer_size, "get-buff-size", 0, 1}, | |
3213 {set_buffer_line_list, "set-buff-line-list", 3, 4}, | |
3214 {insert_buffer_line_list, "insert-buff-line-list", 2, 3}, | |
3215 {get_curr_buffer, "curr-buff", 0, 0}, | |
3216 {get_buffer_count, "buff-count", 0, 0}, | |
3217 {get_next_buffer, "get-next-buff", 0, 1}, | |
3218 {get_prev_buffer, "get-prev-buff", 0, 1}, | |
3219 {mzscheme_open_buffer, "open-buff", 1, 1}, | |
3220 {get_buffer_by_name, "get-buff-by-name", 1, 1}, | |
3221 {get_buffer_by_num, "get-buff-by-num", 1, 1}, | |
3222 /* | |
3223 * Window-related commands | |
3224 */ | |
3225 {get_curr_win, "curr-win", 0, 0}, | |
3226 {get_window_count, "win-count", 0, 0}, | |
3227 {get_window_by_num, "get-win-by-num", 1, 1}, | |
3228 {get_window_num, "get-win-num", 0, 1}, | |
3229 {get_window_buffer, "get-win-buffer", 0, 1}, | |
3230 {get_window_height, "get-win-height", 0, 1}, | |
3231 {set_window_height, "set-win-height", 1, 2}, | |
3232 #ifdef FEAT_VERTSPLIT | |
3233 {get_window_width, "get-win-width", 0, 1}, | |
3234 {set_window_width, "set-win-width", 1, 2}, | |
3235 #endif | |
3236 {get_cursor, "get-cursor", 0, 1}, | |
3237 {set_cursor, "set-cursor", 1, 2}, | |
3238 {get_window_list, "get-win-list", 0, 1}, | |
3239 /* | |
3240 * Vim-related commands | |
3241 */ | |
3242 {vim_command, "command", 1, 1}, | |
3243 {vim_eval, "eval", 1, 1}, | |
3244 {get_range_start, "range-start", 0, 0}, | |
3245 {get_range_end, "range-end", 0, 0}, | |
3246 {mzscheme_beep, "beep", 0, 0}, | |
3247 {get_option, "get-option", 1, 2}, | |
3248 {set_option, "set-option", 1, 2}, | |
3249 /* | |
3250 * small utilities | |
3251 */ | |
3252 {vim_bufferp, "buff?", 1, 1}, | |
3253 {vim_windowp, "win?", 1, 1}, | |
3254 {vim_buffer_validp, "buff-valid?", 1, 1}, | |
3255 {vim_window_validp, "win-valid?", 1, 1} | |
3256 }; | |
3257 | |
3258 /* return MzScheme wrapper for curbuf */ | |
3259 static vim_mz_buffer * | |
3260 get_vim_curr_buffer(void) | |
3261 { | |
502 | 3262 if (curbuf->b_mzscheme_ref == NULL) |
14 | 3263 return (vim_mz_buffer *)buffer_new(curbuf); |
3264 else | |
502 | 3265 return (vim_mz_buffer *)curbuf->b_mzscheme_ref; |
14 | 3266 } |
3267 | |
3268 /* return MzScheme wrapper for curwin */ | |
3269 static vim_mz_window * | |
3270 get_vim_curr_window(void) | |
3271 { | |
502 | 3272 if (curwin->w_mzscheme_ref == NULL) |
14 | 3273 return (vim_mz_window *)window_new(curwin); |
3274 else | |
502 | 3275 return (vim_mz_window *)curwin->w_mzscheme_ref; |
14 | 3276 } |
3277 | |
3278 static void | |
1894 | 3279 make_modules() |
14 | 3280 { |
1894 | 3281 int i; |
3282 Scheme_Env *mod = NULL; | |
3283 Scheme_Object *vimext_symbol = NULL; | |
3284 Scheme_Object *closed_prim = NULL; | |
3285 | |
3286 MZ_GC_DECL_REG(3); | |
3287 MZ_GC_VAR_IN_REG(0, mod); | |
3288 MZ_GC_VAR_IN_REG(1, vimext_symbol); | |
3289 MZ_GC_VAR_IN_REG(2, closed_prim); | |
3290 MZ_GC_REG(); | |
3291 | |
3292 vimext_symbol = scheme_intern_symbol("vimext"); | |
3293 MZ_GC_CHECK(); | |
3294 mod = scheme_primitive_module(vimext_symbol, environment); | |
3295 MZ_GC_CHECK(); | |
14 | 3296 /* all prims made closed so they can access their own names */ |
1894 | 3297 for (i = 0; i < (int)(sizeof(prims)/sizeof(prims[0])); i++) |
14 | 3298 { |
3299 Vim_Prim *prim = prims + i; | |
1894 | 3300 closed_prim = scheme_make_closed_prim_w_arity(prim->prim, prim, prim->name, |
3301 prim->mina, prim->maxa); | |
3302 scheme_add_global(prim->name, closed_prim, mod); | |
3303 MZ_GC_CHECK(); | |
14 | 3304 } |
3305 scheme_finish_primitive_module(mod); | |
1894 | 3306 MZ_GC_CHECK(); |
3307 MZ_GC_UNREG(); | |
14 | 3308 } |
344 | 3309 |
274 | 3310 #ifdef HAVE_SANDBOX |
3311 static Scheme_Object *M_write = NULL; | |
3312 static Scheme_Object *M_read = NULL; | |
3313 static Scheme_Object *M_execute = NULL; | |
3314 static Scheme_Object *M_delete = NULL; | |
3315 | |
3316 static void | |
1125 | 3317 sandbox_check(void) |
274 | 3318 { |
3319 if (sandbox) | |
3320 raise_vim_exn(_("not allowed in the Vim sandbox")); | |
3321 } | |
3322 | |
344 | 3323 /* security guards to force Vim's sandbox restrictions on MzScheme level */ |
274 | 3324 static Scheme_Object * |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
3325 sandbox_file_guard(int argc UNUSED, Scheme_Object **argv) |
274 | 3326 { |
3327 if (sandbox) | |
3328 { | |
3329 Scheme_Object *requested_access = argv[2]; | |
3330 | |
3331 if (M_write == NULL) | |
3332 { | |
3333 MZ_REGISTER_STATIC(M_write); | |
3334 M_write = scheme_intern_symbol("write"); | |
1894 | 3335 MZ_GC_CHECK(); |
274 | 3336 } |
3337 if (M_read == NULL) | |
3338 { | |
3339 MZ_REGISTER_STATIC(M_read); | |
3340 M_read = scheme_intern_symbol("read"); | |
1894 | 3341 MZ_GC_CHECK(); |
274 | 3342 } |
3343 if (M_execute == NULL) | |
3344 { | |
3345 MZ_REGISTER_STATIC(M_execute); | |
3346 M_execute = scheme_intern_symbol("execute"); | |
1894 | 3347 MZ_GC_CHECK(); |
274 | 3348 } |
3349 if (M_delete == NULL) | |
3350 { | |
3351 MZ_REGISTER_STATIC(M_delete); | |
3352 M_delete = scheme_intern_symbol("delete"); | |
1894 | 3353 MZ_GC_CHECK(); |
274 | 3354 } |
3355 | |
3356 while (!SCHEME_NULLP(requested_access)) | |
3357 { | |
3358 Scheme_Object *item = SCHEME_CAR(requested_access); | |
3359 if (scheme_eq(item, M_write) || scheme_eq(item, M_read) | |
3360 || scheme_eq(item, M_execute) || scheme_eq(item, M_delete)) | |
3361 { | |
3362 raise_vim_exn(_("not allowed in the Vim sandbox")); | |
3363 } | |
3364 requested_access = SCHEME_CDR(requested_access); | |
3365 } | |
3366 } | |
3367 return scheme_void; | |
3368 } | |
3369 | |
3370 static Scheme_Object * | |
2278
0b3be97064e5
Various small fixes from Dominique Pelle.
Bram Moolenaar <bram@vim.org>
parents:
2050
diff
changeset
|
3371 sandbox_network_guard(int argc UNUSED, Scheme_Object **argv UNUSED) |
274 | 3372 { |
3373 return scheme_void; | |
3374 } | |
3375 #endif | |
800 | 3376 |
3377 #endif |