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comparison src/fns.c @ 563:183866b06e0b

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[xemacs-hg @ 2001-05-24 07:50:48 by ben] Makefile.in.in, abbrev.c, alloc.c, buffer.c, bytecode.c, callint.c, callproc.c, casetab.c, chartab.c, cmdloop.c, cmds.c, console-msw.c, console-msw.h, console-stream.c, console-tty.c, console-x.c, console.c, data.c, database.c, debug.c, device-gtk.c, device-msw.c, device-tty.c, device-x.c, device.c, dialog-gtk.c, dialog-msw.c, dialog-x.c, dialog.c, dired-msw.c, dired.c, doc.c, doprnt.c, dragdrop.c, editfns.c, eldap.c, eldap.h, elhash.c, emacs-widget-accessors.c, emacs.c, emodules.c, esd.c, eval.c, event-Xt.c, event-gtk.c, event-msw.c, event-stream.c, events.c, extents.c, faces.c, file-coding.c, fileio.c, filelock.c, floatfns.c, fns.c, font-lock.c, frame-gtk.c, frame-x.c, frame.c, general-slots.h, glade.c, glyphs-gtk.c, glyphs-msw.c, glyphs-widget.c, glyphs-x.c, glyphs.c, glyphs.h, gpmevent.c, gui-gtk.c, gui-x.c, gui.c, gutter.c, hpplay.c, indent.c, input-method-xlib.c, insdel.c, intl.c, keymap.c, libsst.c, libsst.h, linuxplay.c, lisp.h, lread.c, lstream.c, lstream.h, macros.c, marker.c, md5.c, menubar-gtk.c, menubar-msw.c, menubar-x.c, menubar.c, minibuf.c, miscplay.c, miscplay.h, mule-ccl.c, mule-charset.c, mule-wnnfns.c, mule.c, nas.c, ntplay.c, ntproc.c, objects-gtk.c, objects-msw.c, objects-x.c, objects.c, postgresql.c, print.c, process-nt.c, process-unix.c, process.c, ralloc.c, rangetab.c, redisplay.c, scrollbar.c, search.c, select-gtk.c, select-x.c, select.c, sgiplay.c, sheap.c, sound.c, specifier.c, sunplay.c, symbols.c, symeval.h, symsinit.h, syntax.c, sysdep.c, toolbar-msw.c, toolbar.c, tooltalk.c, ui-byhand.c, ui-gtk.c, undo.c, unexaix.c, unexapollo.c, unexconvex.c, unexec.c, widget.c, win32.c, window.c: -- defsymbol -> DEFSYMBOL. -- add an error type to all errors. -- eliminate the error functions in eval.c that let you just use Qerror as the type. -- redo the error API to be more consistent, sensibly named, and easier to use. -- redo the error hierarchy somewhat. create new errors: structure-formation-error, gui-error, invalid-constant, stack-overflow, out-of-memory, process-error, network-error, sound-error, printing-unreadable-object, base64-conversion- error; coding-system-error renamed to text-conversion error; some others. -- fix Mule problems in error strings in emodules.c, tooltalk.c. -- fix error handling in mswin open-network-stream. -- Mule-ize all sound files and clean up the headers. -- nativesound.h -> sound.h and used for all sound files. -- move some shared stuff into glyphs-shared.c: first attempt at eliminating some of the massive GTK code duplication. xemacs.mak: add glyphs-shared.c. xemacs-faq.texi: document how to debug X errors subr.el: fix doc string to reflect reality
author ben
date Thu, 24 May 2001 07:51:33 +0000
parents e7ef97881643
children d5e8f5ad5043
comparison
equal deleted inserted replaced
562:c775bd016b32 563:183866b06e0b
52 /* NOTE: This symbol is also used in lread.c */ 52 /* NOTE: This symbol is also used in lread.c */
53 #define FEATUREP_SYNTAX 53 #define FEATUREP_SYNTAX
54 54
55 Lisp_Object Qstring_lessp; 55 Lisp_Object Qstring_lessp;
56 Lisp_Object Qidentity; 56 Lisp_Object Qidentity;
57
58 Lisp_Object Qbase64_conversion_error;
57 59
58 static int internal_old_equal (Lisp_Object, Lisp_Object, int); 60 static int internal_old_equal (Lisp_Object, Lisp_Object, int);
59 Lisp_Object safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth); 61 Lisp_Object safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth);
60 62
61 static Lisp_Object 63 static Lisp_Object
203 205
204 void 206 void
205 check_losing_bytecode (const char *function, Lisp_Object seq) 207 check_losing_bytecode (const char *function, Lisp_Object seq)
206 { 208 {
207 if (COMPILED_FUNCTIONP (seq)) 209 if (COMPILED_FUNCTIONP (seq))
208 error_with_frob 210 signal_ferror_with_frob
209 (seq, 211 (Qinvalid_argument, seq,
210 "As of 20.3, `%s' no longer works with compiled-function objects", 212 "As of 20.3, `%s' no longer works with compiled-function objects",
211 function); 213 function);
212 } 214 }
213 215
214 DEFUN ("length", Flength, 1, 1, 0, /* 216 DEFUN ("length", Flength, 1, 1, 0, /*
869 871
870 Lisp_Object 872 Lisp_Object
871 safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth) 873 safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth)
872 { 874 {
873 if (depth > 200) 875 if (depth > 200)
874 signal_simple_error ("Stack overflow in copy-tree", arg); 876 stack_overflow ("Stack overflow in copy-tree", arg);
875 877
876 if (CONSP (arg)) 878 if (CONSP (arg))
877 { 879 {
878 Lisp_Object rest; 880 Lisp_Object rest;
879 rest = arg = Fcopy_sequence (arg); 881 rest = arg = Fcopy_sequence (arg);
2567 Lisp_Object val; 2569 Lisp_Object val;
2568 2570
2569 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->getprop) 2571 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->getprop)
2570 val = XRECORD_LHEADER_IMPLEMENTATION (object)->getprop (object, property); 2572 val = XRECORD_LHEADER_IMPLEMENTATION (object)->getprop (object, property);
2571 else 2573 else
2572 signal_simple_error ("Object type has no properties", object); 2574 invalid_operation ("Object type has no properties", object);
2573 2575
2574 return UNBOUNDP (val) ? default_ : val; 2576 return UNBOUNDP (val) ? default_ : val;
2575 } 2577 }
2576 2578
2577 DEFUN ("put", Fput, 3, 3, 0, /* 2579 DEFUN ("put", Fput, 3, 3, 0, /*
2589 2591
2590 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->putprop) 2592 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->putprop)
2591 { 2593 {
2592 if (! XRECORD_LHEADER_IMPLEMENTATION (object)->putprop 2594 if (! XRECORD_LHEADER_IMPLEMENTATION (object)->putprop
2593 (object, property, value)) 2595 (object, property, value))
2594 signal_simple_error ("Can't set property on object", property); 2596 invalid_change ("Can't set property on object", property);
2595 } 2597 }
2596 else 2598 else
2597 signal_simple_error ("Object type has no settable properties", object); 2599 invalid_change ("Object type has no settable properties", object);
2598 2600
2599 return value; 2601 return value;
2600 } 2602 }
2601 2603
2602 DEFUN ("remprop", Fremprop, 2, 2, 0, /* 2604 DEFUN ("remprop", Fremprop, 2, 2, 0, /*
2613 2615
2614 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->remprop) 2616 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->remprop)
2615 { 2617 {
2616 ret = XRECORD_LHEADER_IMPLEMENTATION (object)->remprop (object, property); 2618 ret = XRECORD_LHEADER_IMPLEMENTATION (object)->remprop (object, property);
2617 if (ret == -1) 2619 if (ret == -1)
2618 signal_simple_error ("Can't remove property from object", property); 2620 invalid_change ("Can't remove property from object", property);
2619 } 2621 }
2620 else 2622 else
2621 signal_simple_error ("Object type has no removable properties", object); 2623 invalid_change ("Object type has no removable properties", object);
2622 2624
2623 return ret ? Qt : Qnil; 2625 return ret ? Qt : Qnil;
2624 } 2626 }
2625 2627
2626 DEFUN ("object-plist", Fobject_plist, 1, 1, 0, /* 2628 DEFUN ("object-plist", Fobject_plist, 1, 1, 0, /*
2633 (object)) 2635 (object))
2634 { 2636 {
2635 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->plist) 2637 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->plist)
2636 return XRECORD_LHEADER_IMPLEMENTATION (object)->plist (object); 2638 return XRECORD_LHEADER_IMPLEMENTATION (object)->plist (object);
2637 else 2639 else
2638 signal_simple_error ("Object type has no properties", object); 2640 invalid_operation ("Object type has no properties", object);
2639 2641
2640 return Qnil; 2642 return Qnil;
2641 } 2643 }
2642 2644
2643 2645
2644 int 2646 int
2645 internal_equal (Lisp_Object obj1, Lisp_Object obj2, int depth) 2647 internal_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
2646 { 2648 {
2647 if (depth > 200) 2649 if (depth > 200)
2648 error ("Stack overflow in equal"); 2650 stack_overflow ("Stack overflow in equal", Qunbound);
2649 QUIT; 2651 QUIT;
2650 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2)) 2652 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2))
2651 return 1; 2653 return 1;
2652 /* Note that (equal 20 20.0) should be nil */ 2654 /* Note that (equal 20 20.0) should be nil */
2653 if (XTYPE (obj1) != XTYPE (obj2)) 2655 if (XTYPE (obj1) != XTYPE (obj2))
2673 2675
2674 static int 2676 static int
2675 internal_old_equal (Lisp_Object obj1, Lisp_Object obj2, int depth) 2677 internal_old_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
2676 { 2678 {
2677 if (depth > 200) 2679 if (depth > 200)
2678 error ("Stack overflow in equal"); 2680 stack_overflow ("Stack overflow in equal", Qunbound);
2679 QUIT; 2681 QUIT;
2680 if (HACKEQ_UNSAFE (obj1, obj2)) 2682 if (HACKEQ_UNSAFE (obj1, obj2))
2681 return 1; 2683 return 1;
2682 /* Note that (equal 20 20.0) should be nil */ 2684 /* Note that (equal 20 20.0) should be nil */
2683 if (XTYPE (obj1) != XTYPE (obj2)) 2685 if (XTYPE (obj1) != XTYPE (obj2))
3176 double load_ave[3]; 3178 double load_ave[3];
3177 int loads = getloadavg (load_ave, countof (load_ave)); 3179 int loads = getloadavg (load_ave, countof (load_ave));
3178 Lisp_Object ret = Qnil; 3180 Lisp_Object ret = Qnil;
3179 3181
3180 if (loads == -2) 3182 if (loads == -2)
3181 error ("load-average not implemented for this operating system"); 3183 signal_error (Qunimplemented,
3184 "load-average not implemented for this operating system",
3185 Qunbound);
3182 else if (loads < 0) 3186 else if (loads < 0)
3183 signal_simple_error ("Could not get load-average", 3187 invalid_operation ("Could not get load-average", lisp_strerror (errno));
3184 lisp_strerror (errno));
3185 3188
3186 while (loads-- > 0) 3189 while (loads-- > 0)
3187 { 3190 {
3188 Lisp_Object load = (NILP (use_floats) ? 3191 Lisp_Object load = (NILP (use_floats) ?
3189 make_int ((int) (100.0 * load_ave[loads])) 3192 make_int ((int) (100.0 * load_ave[loads]))
3347 call4 (Qload, NILP (filename) ? Fsymbol_name (feature) : filename, 3350 call4 (Qload, NILP (filename) ? Fsymbol_name (feature) : filename,
3348 Qnil, Qt, Qnil); 3351 Qnil, Qt, Qnil);
3349 3352
3350 tem = Fmemq (feature, Vfeatures); 3353 tem = Fmemq (feature, Vfeatures);
3351 if (NILP (tem)) 3354 if (NILP (tem))
3352 error ("Required feature %s was not provided", 3355 invalid_state ("Required feature was not provided", feature);
3353 string_data (XSYMBOL (feature)->name));
3354 3356
3355 /* Once loading finishes, don't undo it. */ 3357 /* Once loading finishes, don't undo it. */
3356 Vautoload_queue = Qt; 3358 Vautoload_queue = Qt;
3357 return unbind_to (speccount, feature); 3359 return unbind_to (speccount, feature);
3358 } 3360 }
3417 `--------+--------+--------+--------' 3419 `--------+--------+--------+--------'
3418 3420
3419 The octets are divided into 6 bit chunks, which are then encoded into 3421 The octets are divided into 6 bit chunks, which are then encoded into
3420 base64 characters. */ 3422 base64 characters. */
3421 3423
3422 #define ADVANCE_INPUT(c, stream) \ 3424 DOESNT_RETURN
3423 ((ec = Lstream_get_emchar (stream)) == -1 ? 0 : \ 3425 base64_conversion_error (const char *reason, Lisp_Object frob)
3424 ((ec > 255) ? \ 3426 {
3425 (signal_simple_error ("Non-ascii character in base64 input", \ 3427 signal_error (Qbase64_conversion_error, reason, frob);
3426 make_char (ec)), 0) \ 3428 }
3429
3430 #define ADVANCE_INPUT(c, stream) \
3431 ((ec = Lstream_get_emchar (stream)) == -1 ? 0 : \
3432 ((ec > 255) ? \
3433 (base64_conversion_error ("Non-ascii character in base64 input", \
3434 make_char (ec)), 0) \
3427 : (c = (Bufbyte)ec), 1)) 3435 : (c = (Bufbyte)ec), 1))
3428 3436
3429 static Bytind 3437 static Bytind
3430 base64_encode_1 (Lstream *istream, Bufbyte *to, int line_break) 3438 base64_encode_1 (Lstream *istream, Bufbyte *to, int line_break)
3431 { 3439 {
3516 /* Process first byte of a quadruplet. */ 3524 /* Process first byte of a quadruplet. */
3517 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos); 3525 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3518 if (ec < 0) 3526 if (ec < 0)
3519 break; 3527 break;
3520 if (ec == '=') 3528 if (ec == '=')
3521 signal_simple_error ("Illegal `=' character while decoding base64", 3529 base64_conversion_error ("Illegal `=' character while decoding base64",
3522 make_int (streampos)); 3530 make_int (streampos));
3523 value = base64_char_to_value[ec] << 18; 3531 value = base64_char_to_value[ec] << 18;
3524 3532
3525 /* Process second byte of a quadruplet. */ 3533 /* Process second byte of a quadruplet. */
3526 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos); 3534 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3527 if (ec < 0) 3535 if (ec < 0)
3528 error ("Premature EOF while decoding base64"); 3536 base64_conversion_error ("Premature EOF while decoding base64",
3537 Qunbound);
3529 if (ec == '=') 3538 if (ec == '=')
3530 signal_simple_error ("Illegal `=' character while decoding base64", 3539 base64_conversion_error ("Illegal `=' character while decoding base64",
3531 make_int (streampos)); 3540 make_int (streampos));
3532 value |= base64_char_to_value[ec] << 12; 3541 value |= base64_char_to_value[ec] << 12;
3533 STORE_BYTE (e, value >> 16, ccnt); 3542 STORE_BYTE (e, value >> 16, ccnt);
3534 3543
3535 /* Process third byte of a quadruplet. */ 3544 /* Process third byte of a quadruplet. */
3536 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos); 3545 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3537 if (ec < 0) 3546 if (ec < 0)
3538 error ("Premature EOF while decoding base64"); 3547 base64_conversion_error ("Premature EOF while decoding base64",
3548 Qunbound);
3539 3549
3540 if (ec == '=') 3550 if (ec == '=')
3541 { 3551 {
3542 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos); 3552 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3543 if (ec < 0) 3553 if (ec < 0)
3544 error ("Premature EOF while decoding base64"); 3554 base64_conversion_error ("Premature EOF while decoding base64",
3555 Qunbound);
3545 if (ec != '=') 3556 if (ec != '=')
3546 signal_simple_error ("Padding `=' expected but not found while decoding base64", 3557 base64_conversion_error
3547 make_int (streampos)); 3558 ("Padding `=' expected but not found while decoding base64",
3559 make_int (streampos));
3548 continue; 3560 continue;
3549 } 3561 }
3550 3562
3551 value |= base64_char_to_value[ec] << 6; 3563 value |= base64_char_to_value[ec] << 6;
3552 STORE_BYTE (e, 0xff & value >> 8, ccnt); 3564 STORE_BYTE (e, 0xff & value >> 8, ccnt);
3553 3565
3554 /* Process fourth byte of a quadruplet. */ 3566 /* Process fourth byte of a quadruplet. */
3555 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos); 3567 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3556 if (ec < 0) 3568 if (ec < 0)
3557 error ("Premature EOF while decoding base64"); 3569 base64_conversion_error ("Premature EOF while decoding base64",
3570 Qunbound);
3558 if (ec == '=') 3571 if (ec == '=')
3559 continue; 3572 continue;
3560 3573
3561 value |= base64_char_to_value[ec]; 3574 value |= base64_char_to_value[ec];
3562 STORE_BYTE (e, 0xff & value, ccnt); 3575 STORE_BYTE (e, 0xff & value, ccnt);
3764 void 3777 void
3765 syms_of_fns (void) 3778 syms_of_fns (void)
3766 { 3779 {
3767 INIT_LRECORD_IMPLEMENTATION (bit_vector); 3780 INIT_LRECORD_IMPLEMENTATION (bit_vector);
3768 3781
3769 defsymbol (&Qstring_lessp, "string-lessp"); 3782 DEFSYMBOL (Qstring_lessp);
3770 defsymbol (&Qidentity, "identity"); 3783 DEFSYMBOL (Qidentity);
3771 defsymbol (&Qyes_or_no_p, "yes-or-no-p"); 3784 DEFSYMBOL (Qyes_or_no_p);
3785
3786 DEFERROR_STANDARD (Qbase64_conversion_error, Qconversion_error);
3772 3787
3773 DEFSUBR (Fidentity); 3788 DEFSUBR (Fidentity);
3774 DEFSUBR (Frandom); 3789 DEFSUBR (Frandom);
3775 DEFSUBR (Flength); 3790 DEFSUBR (Flength);
3776 DEFSUBR (Fsafe_length); 3791 DEFSUBR (Fsafe_length);