annotate lisp/loadhist.el @ 4953:304aebb79cd3

function renamings to track names of char typedefs -------------------- ChangeLog entries follow: -------------------- man/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * internals/internals.texi (lrecords): * internals/internals.texi (The DFC API): * internals/internals.texi (Conversion to and from External Data): * internals/internals.texi (Mule-izing Code): * internals/internals.texi (Pervasive changes throughout XEmacs sources): * internals/internals.texi (Ben's README): * internals/internals.texi (Future Work -- Localized Text/Messages): * emodules.texi (Defining Variables): Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring See comment in src/ChangeLog about this. modules/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * postgresql/postgresql.c (print_pgconn): * postgresql/postgresql.c (print_pgresult): * postgresql/postgresql.c (Fpq_conn_defaults): * postgresql/postgresql.c (Fpq_pgconn): * postgresql/postgresql.c (Fpq_res_status): * postgresql/postgresql.c (Fpq_result_error_message): * postgresql/postgresql.c (Fpq_fname): * postgresql/postgresql.c (Fpq_get_value): * postgresql/postgresql.c (Fpq_cmd_status): * postgresql/postgresql.c (Fpq_cmd_tuples): * postgresql/postgresql.c (Fpq_notifies): * postgresql/postgresql.c (Fpq_get_line): * postgresql/postgresql.c (Fpq_get_line_async): * postgresql/postgresql.c (FROB): * postgresql/postgresql.c (init_postgresql_from_environment): * ldap/eldap.c: * ldap/eldap.c (Fldap_open): * ldap/eldap.c (Fldap_search_basic): * canna/canna_api.c: * canna/canna_api.c (make_euc_string): Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring See comment in src/ChangeLog about this. src/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * .gdbinit.in.in: * README: * abbrev.c (write_abbrev): * abbrev.c (describe_abbrev): * alloc.c (make_extstring): * alloc.c (build_istring): * alloc.c (build_cistring): * alloc.c (build_ascstring): * alloc.c (build_extstring): * alloc.c (build_msg_istring): * alloc.c (build_defer_istring): * buffer.c (Fgenerate_new_buffer_name): * buffer.c (init_buffer_2): * console-tty.c (tty_init_console): * console-x.c (get_display_arg_connection): * console-x.c (x_perhaps_init_unseen_key_defaults): * database.c (dbm_map): * database.c (dbm_get): * database.c (berkdb_get): * database.c (berkdb_map): * device-gtk.c (FROB_PIXMAP): * device-gtk.c (Fgtk_style_info): * device-msw.c (msprinter_default_printer): * device-msw.c (sync_printer_with_devmode): * device-x.c (coding_system_of_xrm_database): * device-x.c (x_init_device): * device-x.c (signal_if_x_error): * device-x.c (Fx_get_resource): * device-x.c (Fx_server_vendor): * device-x.c (Fx_get_font_path): * dialog-x.c (maybe_run_dbox_text_callback): * doc.c (extract_object_file_name): * doc.c (unparesseuxify_doc_string): * doc.c (get_doc_string): * doc.c (get_object_file_name): * doc.c (Fdocumentation): * doc.c (Fsnarf_documentation): * doc.c (Fsubstitute_command_keys): * editfns.c (init_editfns): * editfns.c (Ftemp_directory): * editfns.c (Fuser_login_name): * editfns.c (Fuser_real_login_name): * editfns.c (Fuser_home_directory): * editfns.c (Fformat_time_string): * editfns.c (Fcurrent_time_string): * editfns.c (Fcurrent_time_zone): * emacs.c: * emacs.c (main_1): * emodules.c (Flist_modules): * emodules.c (emodules_load): * emodules.c (emodules_doc_sym): * emodules.c (vars_of_module): * event-Xt.c (x_has_keysym): * event-gtk.c (emacs_gtk_format_magic_event): * event-gtk.c (dragndrop_data_received): * event-gtk.c (gtk_reset_key_mapping): * event-msw.c (mswindows_dde_callback): * event-msw.c (mswindows_wnd_proc): * faces.c (complex_vars_of_faces): * file-coding.c (find_coding_system): * file-coding.c (setup_eol_coding_systems): * file-coding.c (make_coding_system_1): * file-coding.c (snarf_coding_system): * fileio.c: * fileio.c (lisp_strerror): * fileio.c (Ffile_name_directory): * fileio.c (Ffile_name_as_directory): * fileio.c (Fdirectory_file_name): * fileio.c (if): * fileio.c (Ffile_symlink_p): * fileio.c (Fencrypt_string): * fileio.c (Fdecrypt_string): * filelock.c (lock_file): * filelock.c (Ffile_locked_p): * floatfns.c (matherr): * font-mgr.c (build_fcapi_string): * font-mgr.c (make_xlfd_font_regexp): * frame-msw.c (mswindows_window_id): * frame-msw.c (mswindows_frame_property): * frame-x.c: * frame-x.c (color_to_string): * frame-x.c (maybe_set_frame_title_format): * frame-x.c (x_cde_transfer_callback): * frame-x.c (Fx_window_id): * glade.c (connector): * glade.c (Fglade_xml_textdomain): * glade.c (syms_of_glade): * glyphs-eimage.c (jpeg_instantiate): * glyphs-eimage.c (png_instantiate): * glyphs-eimage.c (tiff_instantiate): * glyphs-gtk.c (font_instantiate): * glyphs-gtk.c (BUILD_GLYPH_INST): * glyphs-x.c (x_locate_pixmap_file): * glyphs-x.c (font_instantiate): * glyphs-x.c (x_widget_property): * glyphs-x.c (BUILD_GLYPH_INST): * glyphs.c (print_image_instance): * glyphs.c (bitmap_to_lisp_data): * glyphs.c (pixmap_to_lisp_data): * gpmevent.c (turn_off_gpm): * gpmevent.c (Fgpm_enabled_p): * gpmevent.c (Fgpm_enable): * gtk-glue.c (__make_string_mapper): * gtk-glue.c (xemacs_gtklist_to_list): * gtk-xemacs.c (FROB_FACE): * gtk-xemacs.c (xemacs_gtk_convert_color): * hpplay.c (player_error_internal): * hpplay.c (myHandler): * insdel.c (buffer_insert_ascstring_1): * insdel.h: * insdel.h (buffer_insert_ascstring): * intl.c (Fcurrent_locale): * intl.c (Fset_current_locale): * keymap.c (make_key_description): * keymap.c (Ftext_char_description): * keymap.c (describe_command): * keymap.c (describe_map): * lisp.h: * lread.c: * lread.c (locate_file_in_directory_mapper): * lread.c (locate_file_construct_suffixed_files_mapper): * mule-charset.c (Fmake_charset): * nt.c (Fmswindows_short_file_name): * nt.c (Fmswindows_long_file_name): * objects-gtk.c (__get_gtk_font_truename): * objects-gtk.c (__gtk_font_list_internal): * objects-msw.c (font_enum_callback_2): * objects-msw.c (create_hfont_from_font_spec): * objects-msw.c (mswindows_font_list): * objects-msw.c (mswindows_font_spec_matches_charset_stage_2): * objects-tty.c (tty_initialize_font_instance): * objects-x.c (x_font_truename): * objects-x.c (x_font_instance_truename): * objects-x.c (x_font_instance_properties): * objects-x.c (x_font_list): * print.c (write_cistring): * print.c (print_vector_internal): * print.c (print_cons): * process-nt.c (nt_canonicalize_host_name): * process-unix.c (unix_create_process): * process-unix.c (unix_canonicalize_host_name): * process.c (status_message): * process.c (status_notify): * process.c (init_xemacs_process): * process.c (syms_of_process): * redisplay-tty.c (term_get_fkeys_1): * redisplay-tty.c (CONDITIONAL_REASSIGN): * search.c (compile_pattern_1): * select-common.h (selection_data_to_lisp_data): * select-gtk.c (atom_to_symbol): * select-gtk.c (PROCESSING_GTK_CODE): * select-msw.c (mswindows_get_foreign_selection): * select-x.c (x_atom_to_symbol): * select-x.c (Fx_get_cutbuffer_internal): * symbols.c (intern_istring): * symbols.c (intern): * symbols.c (intern_converting_underscores_to_dashes): * symbols.c (Fintern): * sysdep.c (init_system_name): * sysdll.c (dll_error): * sysdll.c (dll_open): * syswindows.h: * syswindows.h (build_tstr_string): * tests.c (DFC_CHECK_LENGTH): * tests.c (DFC_CHECK_CONTENT): * tests.c (DFC_RESULT_PASS): * tests.c (Ftest_data_format_conversion): * text.c: * text.c (new_dfc_convert_now_damn_it): * text.h: * text.h (build_wext_string): * tooltalk.c (tt_build_c_string): * tooltalk.c (Ftooltalk_default_procid): * tooltalk.c (Ftooltalk_default_session): * tooltalk.c (init_tooltalk): * ui-byhand.c (Fgtk_clist_get_text): * ui-byhand.c (Fgtk_clist_get_pixtext): * ui-byhand.c (Fgtk_label_get): * ui-byhand.c (Fgtk_notebook_query_tab_label_packing): * ui-gtk.c (emacs_gtk_object_printer): * ui-gtk.c (emacs_gtk_boxed_printer): * ui-gtk.c (gtk_type_to_lisp): * ui-gtk.c (symbol_to_enum): * ui-gtk.c (enum_to_symbol): * unexaix.c (report_error): * unexaix.c (ERROR0): * unexec.c (report_error): * unexec.c (ERROR0): * unicode.c (unicode_to_ichar): * win32.c (tstr_to_local_file_format): * win32.c (Fmswindows_cygwin_to_win32_path): * win32.c (struct read_link_hash): * xemacs.def.in.in: Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring These functions have been renamed so that the naming harmonizes with the typedefs for strings: `cistring' along with CIbyte *, `istring' along with Ibyte *, `extstring' along with Extbyte *, `ascstring' along with Ascbyte *. Also make buffer_insert_ascstring take Ascbyte * and assert that its argument is ASCII.
author Ben Wing <ben@xemacs.org>
date Wed, 27 Jan 2010 00:35:36 -0600
parents e29fcfd8df5f
children 755ae5b97edb
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1 ;;; loadhist.el --- lisp functions for working with feature groups
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2
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3 ;; Copyright (C) 1995 Free Software Foundation, Inc.
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4
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5 ;; Author: Eric S. Raymond <esr@snark.thyrsus.com>
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6 ;; Version: 1.0
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7 ;; Keywords: internal, dumped
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8
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9 ;; This file is part of XEmacs.
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10
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11 ;; XEmacs is free software; you can redistribute it and/or modify it
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12 ;; under the terms of the GNU General Public License as published by
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13 ;; the Free Software Foundation; either version 2, or (at your option)
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14 ;; any later version.
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15
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16 ;; XEmacs is distributed in the hope that it will be useful, but
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17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 ;; General Public License for more details.
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20
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21 ;; You should have received a copy of the GNU General Public License
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22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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24 ;; 02111-1307, USA.
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25
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26 ;;; Synched up with: FSF 20.2.
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27
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28 ;; #### Sync this file!
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29
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30 ;;; Commentary:
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31
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32 ;; This file is dumped with XEmacs.
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33
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34 ;; These functions exploit the load-history system variable.
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35 ;; Entry points include `unload-feature', `symbol-file', and `feature-file'.
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36
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37 ;;; Code:
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38
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39 ;; load-history is a list of entries that look like this:
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40 ;; ("outline" outline-regexp ... (require . wid-edit) ... (provide . outline) ...)
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41
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42 ;; XEmacs; this function is in subr.el in GNU, and does not deal with
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43 ;; built-in symbols.
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44 (defun* symbol-file (sym &optional type)
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45 "Return the input source from which SYM was loaded.
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46 This is a file name, or nil if the source was a buffer with no associated file.
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47
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48 If TYPE is nil or omitted, any kind of definition is acceptable.
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49 If TYPE is `defun', then function, subr, special form or macro definitions
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50 are acceptable.
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51 If TYPE is `defvar', then variable definitions are acceptable.
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52
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53 `defface' specifies a face definition only, and for the moment, it won't
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54 return faces created with `make-face' or `copy-face', just those created
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55 with `defface' and `custom-declare-face'."
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56 (interactive "SFind source file for symbol: ") ; XEmacs
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57 (let (built-in-file autoload-cons symbol-details)
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58 (cond ((and (eq 'autoload
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59 (car-safe
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60 (setq autoload-cons
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61 (and (fboundp sym) (symbol-function sym)))))
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62 (or (and (or (null type) (eq 'defvar type))
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63 (eq (fifth autoload-cons) 'keymap))
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64 (and (or (null type) (eq 'defun type))
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65 (memq (fifth autoload-cons) '(nil macro)))))
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66 (return-from symbol-file (locate-library (second autoload-cons))))
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67 ((eq 'defvar type)
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68 ;; Load history entries corresponding to variables are just
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69 ;; symbols.
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70 (dolist (entry load-history)
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71 (when (memq sym (cdr entry))
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72 (return-from symbol-file (car entry)))))
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73 ((not (null type))
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74 ;; Non-variables have the type stored as the car of the entry.
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75 (dolist (entry load-history)
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76 (when (and (setq symbol-details (rassq sym (cdr entry)))
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77 (eq type (car symbol-details)))
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78 (return-from symbol-file (car entry)))))
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79 (t
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80 ;; If TYPE hasn't been specified, we need to check both for
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81 ;; variables and other symbols.
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82 (dolist (entry load-history)
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83 (when (or (memq sym (cdr entry))
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84 (rassq sym (cdr entry)))
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85 (return-from symbol-file (car entry))))))
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86 (when (setq built-in-file (built-in-symbol-file sym type))
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87 (if (equal built-in-file (file-truename built-in-file))
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88 ;; Probably a full path name:
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89 built-in-file
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90 ;; This is a bit heuristic, but shouldn't realistically be a
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91 ;; problem:
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92 (if (string-match "\.elc?$" built-in-file)
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93 (concat lisp-directory built-in-file)
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94 (concat source-directory "/src/" built-in-file))))))
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95
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96 (defun feature-symbols (feature)
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97 "Return the file and list of symbols associated with a given FEATURE."
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98 (let ((pair `(provide . ,feature)))
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99 (dolist (entry load-history)
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100 (when (member pair (cdr entry))
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101 (return entry)))))
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102
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103 (defun feature-file (feature)
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104 "Return the file name from which a given FEATURE was loaded.
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105 Actually, return the load argument, if any; this is sometimes the name of a
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106 Lisp file without an extension. If the feature came from an eval-buffer on
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107 a buffer with no associated file, or an eval-region, return nil."
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108 (unless (featurep feature)
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109 (error "%s is not a currently loaded feature" (symbol-name feature)))
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110 (car (feature-symbols feature)))
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111
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112 (defun file-symbols (file)
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113 "Return the file and list of symbols associated with FILE.
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114 The file name in the returned list is the string used to load the file,
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115 and may not be the same string as FILE, but it will be equivalent."
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116 (or (assoc file load-history)
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117 (assoc (file-name-sans-extension file) load-history)
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118 (assoc (concat file ".el") load-history)
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119 (assoc (concat file ".elc") load-history)))
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120
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121 (defun file-provides (file)
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122 "Return the list of features provided by FILE."
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123 (let ((provides nil))
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124 (dolist (x (cdr (file-symbols file)))
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125 (when (eq (car-safe x) 'provide)
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126 (push (cdr x) provides)))
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127 provides))
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128
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129 (defun file-requires (file)
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130 "Return the list of features required by FILE."
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131 (let ((requires nil))
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132 (dolist (x (cdr (file-symbols file)))
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133 (when (eq (car-safe x) 'require)
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134 (push (cdr x) requires)))
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135 requires))
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136
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137 (defun file-dependents (file)
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138 "Return the list of loaded libraries that depend on FILE.
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139 This can include FILE itself."
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140 (let ((provides (file-provides file))
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141 (dependents nil))
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142 (dolist (entry load-history)
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143 (dolist (x (cdr entry))
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144 (when (and (eq (car-safe x) 'require)
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145 (memq (cdr-safe x) provides))
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146 (push (car entry) dependents))))
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147 dependents))
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148
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149 ;; FSFmacs
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150 ;(defun read-feature (prompt)
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151 ; "Read a feature name \(string\) from the minibuffer,
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152 ;prompting with PROMPT and completing from `features', and
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153 ;return the feature \(symbol\)."
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154 ; (intern (completing-read prompt
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155 ; (mapcar #'(lambda (feature)
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156 ; (list (symbol-name feature)))
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157 ; features)
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158 ; nil t)))
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159
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160 ;; ;;;###autoload
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161 (defun unload-feature (feature &optional force)
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162 "Unload the library that provided FEATURE, restoring all its autoloads.
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163 If the feature is required by any other loaded code, and optional FORCE
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164 is nil, raise an error."
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165 (interactive "SFeature: ")
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166 (unless (featurep feature)
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167 (error "%s is not a currently loaded feature" (symbol-name feature)))
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168 (when (not force)
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169 (let* ((file (feature-file feature))
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170 (dependents (delete file (copy-sequence (file-dependents file)))))
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171 (when dependents
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172 (error "Loaded libraries %s depend on %s"
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173 (prin1-to-string dependents) file))))
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174 (let* ((flist (feature-symbols feature))
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175 (file (car flist))
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176 (unloading-module nil))
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177 (flet ((reset-aload (x)
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178 (let ((aload (get x 'autoload)))
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179 (if aload (fset x (cons 'autoload aload))))))
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180 (mapc
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181 #'(lambda (x)
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182 (cond ((stringp x) nil)
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183 ((consp x)
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184 ;; Remove any feature names that this file provided.
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185 (if (eq (car x) 'provide)
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186 (setq features (delq (cdr x) features))
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187 (if (eq (car x) 'module)
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188 (setq unloading-module t))))
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189 ((and (boundp x)
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190 (fboundp x))
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191 (makunbound x)
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192 (fmakunbound x)
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193 (reset-aload x))
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194 ((boundp x)
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195 (makunbound x))
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196 ((fboundp x)
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197 (fmakunbound x)
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198 (reset-aload x))))
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199 (cdr flist)))
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200 ;; Delete the load-history element for this file.
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201 (let ((elt (assoc file load-history)))
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202 (setq load-history (delq elt load-history)))
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203 ;; If it is a module, really unload it.
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204 (if unloading-module
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205 (declare-fboundp (unload-module (symbol-name feature))))))
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206
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207 (provide 'loadhist)
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208
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209 ;;; loadhist.el ends here