Commit | Line | Data |
---|---|---|
7dc6e754 | 1 | /* Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
0f2d19dd JB |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
0f2d19dd | 41 | \f |
bdca1083 JB |
42 | /* Include the headers for just about everything. |
43 | We call all their initialization functions. */ | |
0f2d19dd JB |
44 | |
45 | #include <stdio.h> | |
46 | #include "_scm.h" | |
47 | ||
20e6290e JB |
48 | /* Everybody has an init function. */ |
49 | #include "alist.h" | |
20e6290e JB |
50 | #include "arbiters.h" |
51 | #include "async.h" | |
0e44fcca | 52 | #include "backtrace.h" |
20e6290e JB |
53 | #include "boolean.h" |
54 | #include "chars.h" | |
55 | #include "continuations.h" | |
56 | #ifdef DEBUG_EXTENSIONS | |
57 | #include "debug.h" | |
58 | #endif | |
70122cd3 | 59 | #include "dynl.h" |
20e6290e JB |
60 | #include "dynwind.h" |
61 | #include "eq.h" | |
62 | #include "error.h" | |
63 | #include "eval.h" | |
27a69f93 | 64 | #include "evalext.h" |
20e6290e | 65 | #include "feature.h" |
20e6290e | 66 | #include "filesys.h" |
ee3ea81d | 67 | #include "fluids.h" |
20e6290e JB |
68 | #include "fports.h" |
69 | #include "gc.h" | |
70 | #include "gdbint.h" | |
71 | #include "gsubr.h" | |
72 | #include "hash.h" | |
73 | #include "hashtab.h" | |
44e8413c MD |
74 | #ifdef GUILE_ISELECT |
75 | #include "iselect.h" | |
76 | #endif | |
20e6290e JB |
77 | #include "ioext.h" |
78 | #include "kw.h" | |
79 | #include "list.h" | |
80 | #include "load.h" | |
27a69f93 | 81 | #include "macros.h" |
20e6290e | 82 | #include "mallocs.h" |
345acb39 | 83 | #include "modules.h" |
370312ae | 84 | #include "net_db.h" |
20e6290e | 85 | #include "numbers.h" |
0c32d76c | 86 | #include "objects.h" |
20e6290e JB |
87 | #include "objprop.h" |
88 | #include "options.h" | |
89 | #include "pairs.h" | |
90 | #include "ports.h" | |
91 | #include "posix.h" | |
f255378e JB |
92 | #ifdef HAVE_REGCOMP |
93 | #include "regex-posix.h" | |
94 | #endif | |
20e6290e JB |
95 | #include "print.h" |
96 | #include "procprop.h" | |
97 | #include "procs.h" | |
98 | #include "ramap.h" | |
99 | #include "read.h" | |
a2d4941f | 100 | #include "readline.h" |
20e6290e | 101 | #include "scmsigs.h" |
964edde7 | 102 | #include "script.h" |
20e6290e | 103 | #include "simpos.h" |
a8be22fe | 104 | #include "smob.h" |
20e6290e JB |
105 | #include "socket.h" |
106 | #include "srcprop.h" | |
107 | #include "stackchk.h" | |
0e44fcca | 108 | #include "stacks.h" |
20e6290e JB |
109 | #include "stime.h" |
110 | #include "strings.h" | |
111 | #include "strop.h" | |
112 | #include "strorder.h" | |
113 | #include "strports.h" | |
114 | #include "struct.h" | |
115 | #include "symbols.h" | |
116 | #include "tag.h" | |
117 | #include "throw.h" | |
118 | #include "unif.h" | |
119 | #include "variable.h" | |
120 | #include "vectors.h" | |
121 | #include "version.h" | |
122 | #include "vports.h" | |
123 | #include "weaks.h" | |
f28b85f2 | 124 | #include "guardians.h" |
20e6290e | 125 | |
a8be22fe JB |
126 | #include "init.h" |
127 | ||
95b88819 GH |
128 | #ifdef HAVE_STRING_H |
129 | #include <string.h> | |
130 | #endif | |
131 | #ifdef HAVE_UNISTD_H | |
132 | #include <unistd.h> | |
133 | #endif | |
0f2d19dd | 134 | \f |
bdca1083 | 135 | /* Setting up the stack. */ |
0f2d19dd | 136 | |
a4156763 MD |
137 | static void start_stack SCM_P ((void *base)); |
138 | static void restart_stack SCM_P ((void * base)); | |
1cdaaafb JB |
139 | |
140 | static void | |
a4156763 | 141 | start_stack (base) |
0f2d19dd | 142 | void * base; |
0f2d19dd | 143 | { |
9ef3d0ee | 144 | SCM root; |
0f2d19dd | 145 | |
9ef3d0ee MD |
146 | root = scm_permanent_object (scm_make_root (SCM_UNDEFINED)); |
147 | scm_set_root (SCM_ROOT_STATE (root)); | |
0f2d19dd JB |
148 | scm_stack_base = base; |
149 | ||
0f2d19dd JB |
150 | scm_exitval = SCM_BOOL_F; /* vestigial */ |
151 | ||
dc19d1d2 | 152 | scm_top_level_lookup_closure_var = SCM_BOOL_F; |
0f2d19dd JB |
153 | scm_system_transformer = SCM_BOOL_F; |
154 | ||
ee3ea81d MV |
155 | scm_root->fluids = scm_make_initial_fluids (); |
156 | ||
0f2d19dd JB |
157 | /* Create an object to hold the root continuation. |
158 | */ | |
159 | SCM_NEWCELL (scm_rootcont); | |
1cdaaafb JB |
160 | SCM_SETJMPBUF (scm_rootcont, scm_must_malloc ((long) sizeof (scm_contregs), |
161 | "continuation")); | |
898a256f | 162 | SCM_SETCAR (scm_rootcont, scm_tc7_contin); |
4b5166ac | 163 | SCM_SEQ (scm_rootcont) = 0; |
a4156763 | 164 | /* The root continuation if further initialized by restart_stack. */ |
0f2d19dd JB |
165 | |
166 | /* Create the look-aside stack for variables that are shared between | |
167 | * captured continuations. | |
168 | */ | |
a8741caa | 169 | scm_continuation_stack = scm_make_vector (SCM_MAKINUM (512), SCM_UNDEFINED); |
a4156763 | 170 | /* The continuation stack is further initialized by restart_stack. */ |
0f2d19dd | 171 | |
1cdaaafb JB |
172 | /* The remainder of stack initialization is factored out to another |
173 | * function so that if this stack is ever exitted, it can be | |
a4156763 MD |
174 | * re-entered using restart_stack. */ |
175 | restart_stack (base); | |
0f2d19dd JB |
176 | } |
177 | ||
178 | ||
1cdaaafb | 179 | static void |
a4156763 | 180 | restart_stack (base) |
0f2d19dd | 181 | void * base; |
0f2d19dd JB |
182 | { |
183 | scm_dynwinds = SCM_EOL; | |
184 | SCM_DYNENV (scm_rootcont) = SCM_EOL; | |
185 | SCM_THROW_VALUE (scm_rootcont) = SCM_EOL; | |
4e1caa79 | 186 | #ifdef DEBUG_EXTENSIONS |
4b5166ac | 187 | SCM_DFRAME (scm_rootcont) = scm_last_debug_frame = 0; |
4e1caa79 | 188 | #endif |
0f2d19dd JB |
189 | SCM_BASE (scm_rootcont) = base; |
190 | scm_continuation_stack_ptr = SCM_MAKINUM (0); | |
191 | } | |
192 | ||
193 | #if 0 | |
194 | static char remsg[] = "remove\n#define ", addmsg[] = "add\n#define "; | |
195 | ||
1cc91f1b JB |
196 | |
197 | static void fixconfig SCM_P ((char *s1, char *s2, int s)); | |
198 | ||
0f2d19dd JB |
199 | static void |
200 | fixconfig (s1, s2, s) | |
201 | char *s1; | |
202 | char *s2; | |
203 | int s; | |
0f2d19dd JB |
204 | { |
205 | fputs (s1, stderr); | |
206 | fputs (s2, stderr); | |
207 | fputs ("\nin ", stderr); | |
208 | fputs (s ? "setjump" : "scmfig", stderr); | |
209 | fputs (".h and recompile scm\n", stderr); | |
210 | exit (1); | |
211 | } | |
212 | ||
213 | ||
1cc91f1b | 214 | static void check_config SCM_P ((void)); |
0f2d19dd JB |
215 | |
216 | static void | |
217 | check_config () | |
218 | { | |
219 | scm_sizet j; | |
220 | ||
221 | j = HEAP_SEG_SIZE; | |
222 | if (HEAP_SEG_SIZE != j) | |
223 | fixconfig ("reduce", "size of HEAP_SEG_SIZE", 0); | |
224 | ||
225 | #ifdef SCM_SINGLES | |
226 | if (sizeof (float) != sizeof (long)) | |
227 | fixconfig (remsg, "SCM_SINGLES", 0); | |
228 | #endif /* def SCM_SINGLES */ | |
229 | ||
230 | ||
231 | #ifdef SCM_BIGDIG | |
232 | if (2 * SCM_BITSPERDIG / SCM_CHAR_BIT > sizeof (long)) | |
233 | fixconfig (remsg, "SCM_BIGDIG", 0); | |
234 | #ifndef SCM_DIGSTOOBIG | |
235 | if (SCM_DIGSPERLONG * sizeof (SCM_BIGDIG) > sizeof (long)) | |
236 | fixconfig (addmsg, "SCM_DIGSTOOBIG", 0); | |
237 | #endif | |
238 | #endif | |
239 | ||
240 | #ifdef SCM_STACK_GROWS_UP | |
241 | if (((SCM_STACKITEM *) & j - stack_start_ptr) < 0) | |
242 | fixconfig (remsg, "SCM_STACK_GROWS_UP", 1); | |
243 | #else | |
244 | if ((stack_start_ptr - (SCM_STACKITEM *) & j) < 0) | |
245 | fixconfig (addmsg, "SCM_STACK_GROWS_UP", 1); | |
246 | #endif | |
247 | } | |
248 | #endif | |
249 | ||
250 | ||
251 | \f | |
1cdaaafb JB |
252 | /* initializing standard and current I/O ports */ |
253 | ||
254 | /* Create standard ports from stdio stdin, stdout, and stderr. */ | |
255 | static void | |
256 | scm_init_standard_ports () | |
257 | { | |
94754080 JB |
258 | /* From the SCSH manual: |
259 | ||
260 | It can be useful to turn I/O buffering off in some cases, for | |
261 | example when an I/O stream is to be shared by multiple | |
262 | subprocesses. For this reason, scsh allocates an unbuffered port | |
263 | for file descriptor 0 at start-up time. | |
264 | ||
265 | Because shells frequently share stdin with subprocesses, if the | |
266 | shell does buffered reads, it might ``steal'' input intended for | |
267 | a subprocess. For this reason, all shells, including sh, csh, | |
268 | and scsh, read stdin unbuffered. Applications that can tolerate | |
269 | buffered input on stdin can reset \ex{(current-input-port)} to | |
270 | block buffering for higher performance. */ | |
bc45012d JB |
271 | scm_def_inp |
272 | = scm_standard_stream_to_port (stdin, | |
1cdaaafb JB |
273 | (isatty (fileno (stdin)) ? "r0" : "r"), |
274 | "standard input"); | |
bc45012d JB |
275 | scm_def_outp = scm_standard_stream_to_port (stdout, "w", "standard output"); |
276 | scm_def_errp = scm_standard_stream_to_port (stderr, "w", "standard error"); | |
1cdaaafb JB |
277 | |
278 | scm_cur_inp = scm_def_inp; | |
279 | scm_cur_outp = scm_def_outp; | |
280 | scm_cur_errp = scm_def_errp; | |
1a64191e | 281 | scm_cur_loadp = SCM_BOOL_F; |
1cdaaafb JB |
282 | } |
283 | ||
284 | ||
285 | \f | |
bdca1083 JB |
286 | /* Loading the startup Scheme files. */ |
287 | ||
288 | /* The boot code "ice-9/boot-9" is only loaded by scm_boot_guile when | |
289 | this is false. The unexec code uses this, to keep ice_9 from being | |
290 | loaded into dumped guile executables. */ | |
291 | int scm_ice_9_already_loaded = 0; | |
292 | ||
293 | void | |
294 | scm_load_startup_files () | |
295 | { | |
296 | /* We want a path only containing directories from GUILE_LOAD_PATH, | |
297 | SCM_SITE_DIR and SCM_LIBRARY_DIR when searching for the site init | |
298 | file, so we do this before loading Ice-9. */ | |
299 | SCM init_path = scm_sys_search_load_path (scm_makfrom0str ("init.scm")); | |
300 | ||
301 | /* Load Ice-9. */ | |
302 | if (!scm_ice_9_already_loaded) | |
303 | scm_primitive_load_path (scm_makfrom0str ("ice-9/boot-9.scm")); | |
304 | ||
305 | /* Load the init.scm file. */ | |
306 | if (SCM_NFALSEP (init_path)) | |
307 | scm_primitive_load (init_path); | |
308 | } | |
309 | ||
310 | ||
311 | \f | |
312 | /* The main init code. */ | |
313 | ||
0f2d19dd JB |
314 | #ifdef _UNICOS |
315 | typedef int setjmp_type; | |
316 | #else | |
317 | typedef long setjmp_type; | |
318 | #endif | |
319 | ||
816a6f06 JB |
320 | /* All the data needed to invoke the main function. */ |
321 | struct main_func_closure | |
322 | { | |
323 | /* the function to call */ | |
324 | void (*main_func) SCM_P ((void *closure, int argc, char **argv)); | |
325 | void *closure; /* dummy data to pass it */ | |
326 | int argc; | |
327 | char **argv; /* the argument list it should receive */ | |
328 | }; | |
329 | ||
330 | ||
331 | static void scm_boot_guile_1 SCM_P ((SCM_STACKITEM *base, | |
332 | struct main_func_closure *closure)); | |
39752bec | 333 | static SCM invoke_main_func SCM_P ((void *body_data)); |
1cdaaafb JB |
334 | |
335 | ||
336 | /* Fire up the Guile Scheme interpreter. | |
337 | ||
338 | Call MAIN_FUNC, passing it CLOSURE, ARGC, and ARGV. MAIN_FUNC | |
339 | should do all the work of the program (initializing other packages, | |
340 | reading user input, etc.) before returning. When MAIN_FUNC | |
341 | returns, call exit (0); this function never returns. If you want | |
342 | some other exit value, MAIN_FUNC may call exit itself. | |
0f2d19dd | 343 | |
1cdaaafb JB |
344 | scm_boot_guile arranges for program-arguments to return the strings |
345 | given by ARGC and ARGV. If MAIN_FUNC modifies ARGC/ARGV, should | |
346 | call scm_set_program_arguments with the final list, so Scheme code | |
347 | will know which arguments have been processed. | |
c275ddc7 | 348 | |
816a6f06 JB |
349 | scm_boot_guile establishes a catch-all catch handler which prints |
350 | an error message and exits the process. This means that Guile | |
351 | exits in a coherent way when system errors occur and the user isn't | |
352 | prepared to handle it. If the user doesn't like this behavior, | |
353 | they can establish their own universal catcher to shadow this one. | |
354 | ||
1cdaaafb JB |
355 | Why must the caller do all the real work from MAIN_FUNC? The |
356 | garbage collector assumes that all local variables of type SCM will | |
357 | be above scm_boot_guile's stack frame on the stack. If you try to | |
358 | manipulate SCM values after this function returns, it's the luck of | |
359 | the draw whether the GC will be able to find the objects you | |
360 | allocate. So, scm_boot_guile function exits, rather than | |
361 | returning, to discourage people from making that mistake. */ | |
362 | ||
363 | ||
364 | void | |
365 | scm_boot_guile (argc, argv, main_func, closure) | |
0f2d19dd JB |
366 | int argc; |
367 | char ** argv; | |
1cdaaafb JB |
368 | void (*main_func) (); |
369 | void *closure; | |
c275ddc7 | 370 | { |
1cdaaafb JB |
371 | /* The garbage collector uses the address of this variable as one |
372 | end of the stack, and the address of one of its own local | |
373 | variables as the other end. */ | |
c275ddc7 | 374 | SCM_STACKITEM dummy; |
816a6f06 | 375 | struct main_func_closure c; |
c275ddc7 | 376 | |
816a6f06 JB |
377 | c.main_func = main_func; |
378 | c.closure = closure; | |
379 | c.argc = argc; | |
380 | c.argv = argv; | |
381 | ||
1595aa56 | 382 | scm_boot_guile_1 (&dummy, &c); |
c275ddc7 JB |
383 | } |
384 | ||
816a6f06 | 385 | |
70122cd3 MV |
386 | /* Record here whether SCM_BOOT_GUILE_1 has already been called. This |
387 | variable is now here and not inside SCM_BOOT_GUILE_1 so that one | |
388 | can tweak it. This is necessary for unexec to work. (Hey, "1-live" | |
389 | is the name of a local radiostation...) */ | |
390 | ||
391 | int scm_boot_guile_1_live = 0; | |
1cdaaafb JB |
392 | |
393 | static void | |
816a6f06 | 394 | scm_boot_guile_1 (base, closure) |
c275ddc7 | 395 | SCM_STACKITEM *base; |
816a6f06 | 396 | struct main_func_closure *closure; |
0f2d19dd JB |
397 | { |
398 | static int initialized = 0; | |
70122cd3 | 399 | /* static int live = 0; */ |
0f2d19dd | 400 | setjmp_type setjmp_val; |
0f2d19dd | 401 | |
1cdaaafb | 402 | /* This function is not re-entrant. */ |
70122cd3 | 403 | if (scm_boot_guile_1_live) |
1cdaaafb | 404 | abort (); |
0f2d19dd | 405 | |
70122cd3 | 406 | scm_boot_guile_1_live = 1; |
0f2d19dd JB |
407 | |
408 | scm_ints_disabled = 1; | |
409 | scm_block_gc = 1; | |
410 | ||
411 | if (initialized) | |
412 | { | |
a4156763 | 413 | restart_stack (base); |
0f2d19dd JB |
414 | } |
415 | else | |
416 | { | |
417 | scm_ports_prehistory (); | |
418 | scm_smob_prehistory (); | |
419 | scm_tables_prehistory (); | |
420 | scm_init_storage (0); | |
9ef3d0ee MD |
421 | scm_init_root (); |
422 | #ifdef USE_THREADS | |
a239e35b | 423 | scm_init_threads (base); |
9ef3d0ee | 424 | #endif |
a4156763 | 425 | start_stack (base); |
0f2d19dd JB |
426 | scm_init_gsubr (); |
427 | scm_init_feature (); | |
428 | scm_init_alist (); | |
0f2d19dd JB |
429 | scm_init_arbiters (); |
430 | scm_init_async (); | |
431 | scm_init_boolean (); | |
432 | scm_init_chars (); | |
433 | scm_init_continuations (); | |
434 | scm_init_dynwind (); | |
435 | scm_init_eq (); | |
436 | scm_init_error (); | |
ee3ea81d | 437 | scm_init_fluids (); |
a5d6d578 | 438 | scm_init_backtrace (); /* Requires fluids */ |
0f2d19dd | 439 | scm_init_fports (); |
0f2d19dd JB |
440 | scm_init_filesys (); |
441 | scm_init_gc (); | |
68cd9c71 | 442 | scm_init_gdbint (); |
0f2d19dd JB |
443 | scm_init_hash (); |
444 | scm_init_hashtab (); | |
44e8413c MD |
445 | #ifdef GUILE_ISELECT |
446 | scm_init_iselect (); | |
447 | #endif | |
0f2d19dd JB |
448 | scm_init_ioext (); |
449 | scm_init_kw (); | |
450 | scm_init_list (); | |
27a69f93 | 451 | scm_init_macros (); |
0f2d19dd | 452 | scm_init_mallocs (); |
345acb39 | 453 | scm_init_modules (); |
370312ae | 454 | scm_init_net_db (); |
0f2d19dd JB |
455 | scm_init_numbers (); |
456 | scm_init_objprop (); | |
4e1caa79 | 457 | scm_init_options (); |
0f2d19dd JB |
458 | scm_init_pairs (); |
459 | scm_init_ports (); | |
460 | scm_init_posix (); | |
f255378e JB |
461 | #ifdef HAVE_REGCOMP |
462 | scm_init_regex_posix (); | |
463 | #endif | |
0f2d19dd JB |
464 | scm_init_procs (); |
465 | scm_init_procprop (); | |
0f2d19dd JB |
466 | scm_init_scmsigs (); |
467 | scm_init_socket (); | |
4e1caa79 MD |
468 | #ifdef DEBUG_EXTENSIONS |
469 | scm_init_srcprop (); | |
470 | #endif | |
0f2d19dd | 471 | scm_init_stackchk (); |
7439c0b9 | 472 | scm_init_struct (); /* Requires struct */ |
0e44fcca | 473 | scm_init_stacks (); |
0f2d19dd | 474 | scm_init_strports (); |
0f2d19dd JB |
475 | scm_init_symbols (); |
476 | scm_init_tag (); | |
477 | scm_init_load (); | |
0c32d76c | 478 | scm_init_objects (); /* Requires struct */ |
90b826c9 | 479 | scm_init_print (); /* Requires struct */ |
0f2d19dd | 480 | scm_init_read (); |
0f2d19dd JB |
481 | scm_init_stime (); |
482 | scm_init_strings (); | |
483 | scm_init_strorder (); | |
0f2d19dd JB |
484 | scm_init_strop (); |
485 | scm_init_throw (); | |
486 | scm_init_variable (); | |
487 | scm_init_vectors (); | |
9d7e1edf | 488 | scm_init_version (); |
0f2d19dd | 489 | scm_init_weaks (); |
f28b85f2 | 490 | scm_init_guardian (); |
0f2d19dd JB |
491 | scm_init_vports (); |
492 | scm_init_eval (); | |
27a69f93 | 493 | scm_init_evalext (); |
0e44fcca MD |
494 | #ifdef DEBUG_EXTENSIONS |
495 | scm_init_debug (); /* Requires macro smobs */ | |
496 | #endif | |
0f2d19dd JB |
497 | scm_init_ramap (); |
498 | scm_init_unif (); | |
499 | scm_init_simpos (); | |
24f93c27 | 500 | scm_init_load_path (); |
9623ba32 | 501 | #if defined (HAVE_RL_GETC_FUNCTION) |
a2d4941f JB |
502 | scm_init_readline (); |
503 | #endif | |
1cdaaafb | 504 | scm_init_standard_ports (); |
70122cd3 | 505 | scm_init_dynamic_linking (); |
0487b82f | 506 | scm_init_script (); |
0f2d19dd JB |
507 | initialized = 1; |
508 | } | |
509 | ||
510 | scm_block_gc = 0; /* permit the gc to run */ | |
511 | /* ints still disabled */ | |
512 | ||
1cdaaafb JB |
513 | #ifdef STACK_CHECKING |
514 | scm_stack_checking_enabled_p = SCM_STACK_CHECKING_P; | |
515 | #endif | |
0f2d19dd | 516 | |
1cdaaafb JB |
517 | setjmp_val = setjmp (SCM_JMPBUF (scm_rootcont)); |
518 | if (!setjmp_val) | |
519 | { | |
816a6f06 | 520 | scm_set_program_arguments (closure->argc, closure->argv, 0); |
f64056d1 JB |
521 | scm_internal_lazy_catch (SCM_BOOL_T, invoke_main_func, closure, |
522 | scm_handle_by_message, 0); | |
1cdaaafb | 523 | } |
0f2d19dd | 524 | |
1cdaaafb | 525 | scm_restore_signals (); |
0f2d19dd | 526 | |
1cdaaafb JB |
527 | /* This tick gives any pending |
528 | * asyncs a chance to run. This must be done after | |
529 | * the call to scm_restore_signals. | |
530 | */ | |
531 | SCM_ASYNC_TICK; | |
532 | ||
533 | /* If the caller doesn't want this, they should return from | |
534 | main_func themselves. */ | |
535 | exit (0); | |
0f2d19dd | 536 | } |
816a6f06 JB |
537 | |
538 | ||
539 | static SCM | |
39752bec | 540 | invoke_main_func (body_data) |
816a6f06 | 541 | void *body_data; |
816a6f06 JB |
542 | { |
543 | struct main_func_closure *closure = (struct main_func_closure *) body_data; | |
544 | ||
bdca1083 JB |
545 | scm_load_startup_files (); |
546 | ||
345acb39 MD |
547 | scm_post_boot_init_modules (); |
548 | ||
816a6f06 JB |
549 | (*closure->main_func) (closure->closure, closure->argc, closure->argv); |
550 | ||
551 | /* never reached */ | |
552 | return SCM_UNDEFINED; | |
553 | } |