| 1 | /* Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc. |
| 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 |
| 15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
| 16 | * Boston, MA 02111-1307 USA |
| 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. |
| 40 | * If you do not wish that, delete this exception notice. */ |
| 41 | \f |
| 42 | /* Include the headers for just about everything. |
| 43 | We call all their initialization functions. */ |
| 44 | |
| 45 | #include <stdio.h> |
| 46 | #include "_scm.h" |
| 47 | |
| 48 | /* Everybody has an init function. */ |
| 49 | #include "alist.h" |
| 50 | #include "arbiters.h" |
| 51 | #include "async.h" |
| 52 | #include "backtrace.h" |
| 53 | #include "boolean.h" |
| 54 | #include "chars.h" |
| 55 | #include "continuations.h" |
| 56 | #ifdef DEBUG_EXTENSIONS |
| 57 | #include "debug.h" |
| 58 | #endif |
| 59 | #include "dynl.h" |
| 60 | #include "dynwind.h" |
| 61 | #include "eq.h" |
| 62 | #include "error.h" |
| 63 | #include "eval.h" |
| 64 | #include "evalext.h" |
| 65 | #include "feature.h" |
| 66 | #include "filesys.h" |
| 67 | #include "fluids.h" |
| 68 | #include "fports.h" |
| 69 | #include "gc.h" |
| 70 | #include "gdbint.h" |
| 71 | #include "gsubr.h" |
| 72 | #include "hash.h" |
| 73 | #include "hashtab.h" |
| 74 | #ifdef GUILE_ISELECT |
| 75 | #include "iselect.h" |
| 76 | #endif |
| 77 | #include "ioext.h" |
| 78 | #include "keywords.h" |
| 79 | #include "lang.h" |
| 80 | #include "list.h" |
| 81 | #include "load.h" |
| 82 | #include "macros.h" |
| 83 | #include "mallocs.h" |
| 84 | #include "modules.h" |
| 85 | #include "net_db.h" |
| 86 | #include "numbers.h" |
| 87 | #include "objects.h" |
| 88 | #include "objprop.h" |
| 89 | #include "options.h" |
| 90 | #include "pairs.h" |
| 91 | #include "ports.h" |
| 92 | #include "posix.h" |
| 93 | #ifdef HAVE_REGCOMP |
| 94 | #include "regex-posix.h" |
| 95 | #endif |
| 96 | #include "print.h" |
| 97 | #include "procprop.h" |
| 98 | #include "procs.h" |
| 99 | #include "ramap.h" |
| 100 | #include "random.h" |
| 101 | #include "read.h" |
| 102 | #include "scmsigs.h" |
| 103 | #include "script.h" |
| 104 | #include "simpos.h" |
| 105 | #include "smob.h" |
| 106 | #include "socket.h" |
| 107 | #include "sort.h" |
| 108 | #include "srcprop.h" |
| 109 | #include "stackchk.h" |
| 110 | #include "stacks.h" |
| 111 | #include "stime.h" |
| 112 | #include "strings.h" |
| 113 | #include "strop.h" |
| 114 | #include "strorder.h" |
| 115 | #include "strports.h" |
| 116 | #include "struct.h" |
| 117 | #include "symbols.h" |
| 118 | #include "tag.h" |
| 119 | #include "throw.h" |
| 120 | #include "unif.h" |
| 121 | #include "variable.h" |
| 122 | #include "vectors.h" |
| 123 | #include "version.h" |
| 124 | #include "vports.h" |
| 125 | #include "weaks.h" |
| 126 | #include "guardians.h" |
| 127 | |
| 128 | #include "init.h" |
| 129 | |
| 130 | #ifdef HAVE_STRING_H |
| 131 | #include <string.h> |
| 132 | #endif |
| 133 | #ifdef HAVE_UNISTD_H |
| 134 | #include <unistd.h> |
| 135 | #endif |
| 136 | \f |
| 137 | /* Setting up the stack. */ |
| 138 | |
| 139 | static void start_stack SCM_P ((void *base)); |
| 140 | static void restart_stack SCM_P ((void * base)); |
| 141 | |
| 142 | static void |
| 143 | start_stack (base) |
| 144 | void * base; |
| 145 | { |
| 146 | SCM root; |
| 147 | |
| 148 | root = scm_permanent_object (scm_make_root (SCM_UNDEFINED)); |
| 149 | scm_set_root (SCM_ROOT_STATE (root)); |
| 150 | scm_stack_base = base; |
| 151 | |
| 152 | scm_exitval = SCM_BOOL_F; /* vestigial */ |
| 153 | |
| 154 | scm_top_level_lookup_closure_var = SCM_BOOL_F; |
| 155 | scm_system_transformer = SCM_BOOL_F; |
| 156 | |
| 157 | scm_root->fluids = scm_make_initial_fluids (); |
| 158 | |
| 159 | /* Create an object to hold the root continuation. |
| 160 | */ |
| 161 | SCM_NEWCELL (scm_rootcont); |
| 162 | SCM_SETJMPBUF (scm_rootcont, scm_must_malloc ((long) sizeof (scm_contregs), |
| 163 | "continuation")); |
| 164 | SCM_SETCAR (scm_rootcont, scm_tc7_contin); |
| 165 | SCM_SEQ (scm_rootcont) = 0; |
| 166 | /* The root continuation if further initialized by restart_stack. */ |
| 167 | |
| 168 | /* Create the look-aside stack for variables that are shared between |
| 169 | * captured continuations. |
| 170 | */ |
| 171 | scm_continuation_stack = scm_make_vector (SCM_MAKINUM (512), SCM_UNDEFINED); |
| 172 | /* The continuation stack is further initialized by restart_stack. */ |
| 173 | |
| 174 | /* The remainder of stack initialization is factored out to another |
| 175 | * function so that if this stack is ever exitted, it can be |
| 176 | * re-entered using restart_stack. */ |
| 177 | restart_stack (base); |
| 178 | } |
| 179 | |
| 180 | |
| 181 | static void |
| 182 | restart_stack (base) |
| 183 | void * base; |
| 184 | { |
| 185 | scm_dynwinds = SCM_EOL; |
| 186 | SCM_DYNENV (scm_rootcont) = SCM_EOL; |
| 187 | SCM_THROW_VALUE (scm_rootcont) = SCM_EOL; |
| 188 | #ifdef DEBUG_EXTENSIONS |
| 189 | SCM_DFRAME (scm_rootcont) = scm_last_debug_frame = 0; |
| 190 | #endif |
| 191 | SCM_BASE (scm_rootcont) = base; |
| 192 | scm_continuation_stack_ptr = SCM_MAKINUM (0); |
| 193 | } |
| 194 | |
| 195 | #if 0 |
| 196 | static char remsg[] = "remove\n#define ", addmsg[] = "add\n#define "; |
| 197 | |
| 198 | |
| 199 | static void fixconfig SCM_P ((char *s1, char *s2, int s)); |
| 200 | |
| 201 | static void |
| 202 | fixconfig (s1, s2, s) |
| 203 | char *s1; |
| 204 | char *s2; |
| 205 | int s; |
| 206 | { |
| 207 | fputs (s1, stderr); |
| 208 | fputs (s2, stderr); |
| 209 | fputs ("\nin ", stderr); |
| 210 | fputs (s ? "setjump" : "scmfig", stderr); |
| 211 | fputs (".h and recompile scm\n", stderr); |
| 212 | exit (1); |
| 213 | } |
| 214 | |
| 215 | |
| 216 | static void check_config SCM_P ((void)); |
| 217 | |
| 218 | static void |
| 219 | check_config () |
| 220 | { |
| 221 | scm_sizet j; |
| 222 | |
| 223 | j = HEAP_SEG_SIZE; |
| 224 | if (HEAP_SEG_SIZE != j) |
| 225 | fixconfig ("reduce", "size of HEAP_SEG_SIZE", 0); |
| 226 | |
| 227 | #ifdef SCM_SINGLES |
| 228 | if (sizeof (float) != sizeof (long)) |
| 229 | fixconfig (remsg, "SCM_SINGLES", 0); |
| 230 | #endif /* def SCM_SINGLES */ |
| 231 | |
| 232 | |
| 233 | #ifdef SCM_BIGDIG |
| 234 | if (2 * SCM_BITSPERDIG / SCM_CHAR_BIT > sizeof (long)) |
| 235 | fixconfig (remsg, "SCM_BIGDIG", 0); |
| 236 | #ifndef SCM_DIGSTOOBIG |
| 237 | if (SCM_DIGSPERLONG * sizeof (SCM_BIGDIG) > sizeof (long)) |
| 238 | fixconfig (addmsg, "SCM_DIGSTOOBIG", 0); |
| 239 | #endif |
| 240 | #endif |
| 241 | |
| 242 | #ifdef SCM_STACK_GROWS_UP |
| 243 | if (((SCM_STACKITEM *) & j - stack_start_ptr) < 0) |
| 244 | fixconfig (remsg, "SCM_STACK_GROWS_UP", 1); |
| 245 | #else |
| 246 | if ((stack_start_ptr - (SCM_STACKITEM *) & j) < 0) |
| 247 | fixconfig (addmsg, "SCM_STACK_GROWS_UP", 1); |
| 248 | #endif |
| 249 | } |
| 250 | #endif |
| 251 | |
| 252 | |
| 253 | \f |
| 254 | /* initializing standard and current I/O ports */ |
| 255 | |
| 256 | /* Like scm_fdes_to_port, except that: |
| 257 | - NAME is a standard C string, not a Guile string |
| 258 | - we set the revealed count for FILE's file descriptor to 1, so |
| 259 | that fdes won't be closed when the port object is GC'd. */ |
| 260 | static SCM |
| 261 | scm_standard_stream_to_port (int fdes, char *mode, char *name) |
| 262 | { |
| 263 | SCM port = scm_fdes_to_port (fdes, mode, scm_makfrom0str (name)); |
| 264 | scm_set_port_revealed_x (port, SCM_MAKINUM (1)); |
| 265 | return port; |
| 266 | } |
| 267 | |
| 268 | /* Create standard ports from stdin, stdout, and stderr. */ |
| 269 | static void |
| 270 | scm_init_standard_ports () |
| 271 | { |
| 272 | /* From the SCSH manual: |
| 273 | |
| 274 | It can be useful to turn I/O buffering off in some cases, for |
| 275 | example when an I/O stream is to be shared by multiple |
| 276 | subprocesses. For this reason, scsh allocates an unbuffered port |
| 277 | for file descriptor 0 at start-up time. |
| 278 | |
| 279 | Because shells frequently share stdin with subprocesses, if the |
| 280 | shell does buffered reads, it might ``steal'' input intended for |
| 281 | a subprocess. For this reason, all shells, including sh, csh, |
| 282 | and scsh, read stdin unbuffered. Applications that can tolerate |
| 283 | buffered input on stdin can reset \ex{(current-input-port)} to |
| 284 | block buffering for higher performance. */ |
| 285 | |
| 286 | scm_def_inp |
| 287 | = scm_standard_stream_to_port (0, |
| 288 | isatty (0) ? "r0" : "r", |
| 289 | "standard input"); |
| 290 | scm_def_outp = scm_standard_stream_to_port (1, |
| 291 | isatty (1) ? "wl" : "w", |
| 292 | "standard output"); |
| 293 | scm_def_errp = scm_standard_stream_to_port (2, |
| 294 | isatty (2) ? "w0" : "w", |
| 295 | "standard error"); |
| 296 | |
| 297 | scm_cur_inp = scm_def_inp; |
| 298 | scm_cur_outp = scm_def_outp; |
| 299 | scm_cur_errp = scm_def_errp; |
| 300 | scm_cur_loadp = SCM_BOOL_F; |
| 301 | } |
| 302 | |
| 303 | |
| 304 | \f |
| 305 | /* Loading the startup Scheme files. */ |
| 306 | |
| 307 | /* The boot code "ice-9/boot-9" is only loaded by scm_boot_guile when |
| 308 | this is false. The unexec code uses this, to keep ice_9 from being |
| 309 | loaded into dumped guile executables. */ |
| 310 | int scm_ice_9_already_loaded = 0; |
| 311 | |
| 312 | void |
| 313 | scm_load_startup_files () |
| 314 | { |
| 315 | /* We want a path only containing directories from GUILE_LOAD_PATH, |
| 316 | SCM_SITE_DIR and SCM_LIBRARY_DIR when searching for the site init |
| 317 | file, so we do this before loading Ice-9. */ |
| 318 | SCM init_path = scm_sys_search_load_path (scm_makfrom0str ("init.scm")); |
| 319 | |
| 320 | /* Load Ice-9. */ |
| 321 | if (!scm_ice_9_already_loaded) |
| 322 | { |
| 323 | scm_primitive_load_path (scm_makfrom0str ("ice-9/boot-9.scm")); |
| 324 | |
| 325 | /* Load the init.scm file. */ |
| 326 | if (SCM_NFALSEP (init_path)) |
| 327 | scm_primitive_load (init_path); |
| 328 | |
| 329 | scm_post_boot_init_modules (); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | |
| 334 | \f |
| 335 | /* The main init code. */ |
| 336 | |
| 337 | #ifdef _UNICOS |
| 338 | typedef int setjmp_type; |
| 339 | #else |
| 340 | typedef long setjmp_type; |
| 341 | #endif |
| 342 | |
| 343 | /* All the data needed to invoke the main function. */ |
| 344 | struct main_func_closure |
| 345 | { |
| 346 | /* the function to call */ |
| 347 | void (*main_func) SCM_P ((void *closure, int argc, char **argv)); |
| 348 | void *closure; /* dummy data to pass it */ |
| 349 | int argc; |
| 350 | char **argv; /* the argument list it should receive */ |
| 351 | }; |
| 352 | |
| 353 | |
| 354 | static void scm_boot_guile_1 SCM_P ((SCM_STACKITEM *base, |
| 355 | struct main_func_closure *closure)); |
| 356 | static SCM invoke_main_func SCM_P ((void *body_data)); |
| 357 | |
| 358 | |
| 359 | /* Fire up the Guile Scheme interpreter. |
| 360 | |
| 361 | Call MAIN_FUNC, passing it CLOSURE, ARGC, and ARGV. MAIN_FUNC |
| 362 | should do all the work of the program (initializing other packages, |
| 363 | reading user input, etc.) before returning. When MAIN_FUNC |
| 364 | returns, call exit (0); this function never returns. If you want |
| 365 | some other exit value, MAIN_FUNC may call exit itself. |
| 366 | |
| 367 | scm_boot_guile arranges for program-arguments to return the strings |
| 368 | given by ARGC and ARGV. If MAIN_FUNC modifies ARGC/ARGV, should |
| 369 | call scm_set_program_arguments with the final list, so Scheme code |
| 370 | will know which arguments have been processed. |
| 371 | |
| 372 | scm_boot_guile establishes a catch-all catch handler which prints |
| 373 | an error message and exits the process. This means that Guile |
| 374 | exits in a coherent way when system errors occur and the user isn't |
| 375 | prepared to handle it. If the user doesn't like this behavior, |
| 376 | they can establish their own universal catcher to shadow this one. |
| 377 | |
| 378 | Why must the caller do all the real work from MAIN_FUNC? The |
| 379 | garbage collector assumes that all local variables of type SCM will |
| 380 | be above scm_boot_guile's stack frame on the stack. If you try to |
| 381 | manipulate SCM values after this function returns, it's the luck of |
| 382 | the draw whether the GC will be able to find the objects you |
| 383 | allocate. So, scm_boot_guile function exits, rather than |
| 384 | returning, to discourage people from making that mistake. */ |
| 385 | |
| 386 | |
| 387 | void |
| 388 | scm_boot_guile (argc, argv, main_func, closure) |
| 389 | int argc; |
| 390 | char ** argv; |
| 391 | void (*main_func) (); |
| 392 | void *closure; |
| 393 | { |
| 394 | /* The garbage collector uses the address of this variable as one |
| 395 | end of the stack, and the address of one of its own local |
| 396 | variables as the other end. */ |
| 397 | SCM_STACKITEM dummy; |
| 398 | struct main_func_closure c; |
| 399 | |
| 400 | c.main_func = main_func; |
| 401 | c.closure = closure; |
| 402 | c.argc = argc; |
| 403 | c.argv = argv; |
| 404 | |
| 405 | scm_boot_guile_1 (&dummy, &c); |
| 406 | } |
| 407 | |
| 408 | |
| 409 | /* Record here whether SCM_BOOT_GUILE_1 has already been called. This |
| 410 | variable is now here and not inside SCM_BOOT_GUILE_1 so that one |
| 411 | can tweak it. This is necessary for unexec to work. (Hey, "1-live" |
| 412 | is the name of a local radiostation...) */ |
| 413 | |
| 414 | int scm_boot_guile_1_live = 0; |
| 415 | |
| 416 | static void |
| 417 | scm_boot_guile_1 (base, closure) |
| 418 | SCM_STACKITEM *base; |
| 419 | struct main_func_closure *closure; |
| 420 | { |
| 421 | static int initialized = 0; |
| 422 | /* static int live = 0; */ |
| 423 | setjmp_type setjmp_val; |
| 424 | |
| 425 | /* This function is not re-entrant. */ |
| 426 | if (scm_boot_guile_1_live) |
| 427 | abort (); |
| 428 | |
| 429 | scm_boot_guile_1_live = 1; |
| 430 | |
| 431 | scm_ints_disabled = 1; |
| 432 | scm_block_gc = 1; |
| 433 | |
| 434 | if (initialized) |
| 435 | { |
| 436 | restart_stack (base); |
| 437 | } |
| 438 | else |
| 439 | { |
| 440 | scm_ports_prehistory (); |
| 441 | scm_smob_prehistory (); |
| 442 | scm_tables_prehistory (); |
| 443 | scm_init_storage (0); |
| 444 | scm_init_subr_table (); |
| 445 | scm_init_root (); |
| 446 | #ifdef USE_THREADS |
| 447 | scm_init_threads (base); |
| 448 | #endif |
| 449 | start_stack (base); |
| 450 | scm_init_gsubr (); |
| 451 | scm_init_feature (); |
| 452 | scm_init_alist (); |
| 453 | scm_init_arbiters (); |
| 454 | scm_init_async (); |
| 455 | scm_init_boolean (); |
| 456 | scm_init_chars (); |
| 457 | scm_init_continuations (); |
| 458 | scm_init_dynwind (); |
| 459 | scm_init_eq (); |
| 460 | scm_init_error (); |
| 461 | scm_init_fluids (); |
| 462 | scm_init_backtrace (); /* Requires fluids */ |
| 463 | scm_init_fports (); |
| 464 | scm_init_gc (); |
| 465 | scm_init_gdbint (); |
| 466 | scm_init_hash (); |
| 467 | scm_init_hashtab (); |
| 468 | #ifdef GUILE_ISELECT |
| 469 | scm_init_iselect (); |
| 470 | #endif |
| 471 | scm_init_ioext (); |
| 472 | scm_init_keywords (); |
| 473 | scm_init_list (); |
| 474 | scm_init_macros (); |
| 475 | scm_init_mallocs (); |
| 476 | scm_init_modules (); |
| 477 | scm_init_numbers (); |
| 478 | scm_init_objprop (); |
| 479 | scm_init_options (); |
| 480 | scm_init_pairs (); |
| 481 | scm_init_ports (); |
| 482 | #ifdef HAVE_POSIX |
| 483 | scm_init_filesys (); |
| 484 | scm_init_posix (); |
| 485 | #endif |
| 486 | #ifdef HAVE_REGCOMP |
| 487 | scm_init_regex_posix (); |
| 488 | #endif |
| 489 | scm_init_procs (); |
| 490 | scm_init_procprop (); |
| 491 | scm_init_scmsigs (); |
| 492 | #ifdef HAVE_NETWORKING |
| 493 | scm_init_net_db (); |
| 494 | scm_init_socket (); |
| 495 | #endif |
| 496 | scm_init_sort (); |
| 497 | #ifdef DEBUG_EXTENSIONS |
| 498 | scm_init_srcprop (); |
| 499 | #endif |
| 500 | scm_init_stackchk (); |
| 501 | scm_init_struct (); /* Requires struct */ |
| 502 | scm_init_stacks (); |
| 503 | scm_init_strports (); |
| 504 | scm_init_symbols (); |
| 505 | scm_init_tag (); |
| 506 | scm_init_load (); |
| 507 | scm_init_objects (); /* Requires struct */ |
| 508 | scm_init_print (); /* Requires struct */ |
| 509 | scm_init_read (); |
| 510 | scm_init_stime (); |
| 511 | scm_init_strings (); |
| 512 | scm_init_strorder (); |
| 513 | scm_init_strop (); |
| 514 | scm_init_throw (); |
| 515 | scm_init_variable (); |
| 516 | scm_init_vectors (); |
| 517 | scm_init_version (); |
| 518 | scm_init_weaks (); |
| 519 | scm_init_guardian (); |
| 520 | scm_init_vports (); |
| 521 | scm_init_eval (); |
| 522 | scm_init_evalext (); |
| 523 | #ifdef DEBUG_EXTENSIONS |
| 524 | scm_init_debug (); /* Requires macro smobs */ |
| 525 | #endif |
| 526 | scm_init_random (); |
| 527 | #ifdef HAVE_ARRAYS |
| 528 | scm_init_ramap (); |
| 529 | scm_init_unif (); |
| 530 | #endif |
| 531 | scm_init_simpos (); |
| 532 | scm_init_load_path (); |
| 533 | scm_init_standard_ports (); |
| 534 | scm_init_dynamic_linking (); |
| 535 | scm_init_lang (); |
| 536 | scm_init_script (); |
| 537 | initialized = 1; |
| 538 | } |
| 539 | |
| 540 | scm_block_gc = 0; /* permit the gc to run */ |
| 541 | /* ints still disabled */ |
| 542 | |
| 543 | #ifdef STACK_CHECKING |
| 544 | scm_stack_checking_enabled_p = SCM_STACK_CHECKING_P; |
| 545 | #endif |
| 546 | |
| 547 | setjmp_val = setjmp (SCM_JMPBUF (scm_rootcont)); |
| 548 | if (!setjmp_val) |
| 549 | { |
| 550 | scm_set_program_arguments (closure->argc, closure->argv, 0); |
| 551 | scm_internal_lazy_catch (SCM_BOOL_T, invoke_main_func, closure, |
| 552 | scm_handle_by_message, 0); |
| 553 | } |
| 554 | |
| 555 | scm_restore_signals (); |
| 556 | |
| 557 | /* This tick gives any pending |
| 558 | * asyncs a chance to run. This must be done after |
| 559 | * the call to scm_restore_signals. |
| 560 | */ |
| 561 | SCM_ASYNC_TICK; |
| 562 | |
| 563 | /* If the caller doesn't want this, they should return from |
| 564 | main_func themselves. */ |
| 565 | exit (0); |
| 566 | } |
| 567 | |
| 568 | |
| 569 | static SCM |
| 570 | invoke_main_func (body_data) |
| 571 | void *body_data; |
| 572 | { |
| 573 | struct main_func_closure *closure = (struct main_func_closure *) body_data; |
| 574 | |
| 575 | scm_load_startup_files (); |
| 576 | |
| 577 | (*closure->main_func) (closure->closure, closure->argc, closure->argv); |
| 578 | |
| 579 | /* never reached */ |
| 580 | return SCM_UNDEFINED; |
| 581 | } |