From: Dan Nicolaescu Date: Wed, 20 Jun 2007 15:22:59 +0000 (+0000) Subject: progmodes/vera-mode.el: New file. X-Git-Tag: emacs-pretest-22.1.90~1332 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=5fd6ff96085082b7ff81cb0ab93bb7618d88a840;p=emacs.git progmodes/vera-mode.el: New file. --- diff --git a/lisp/ChangeLog b/lisp/ChangeLog index 38f8794f862..3668a5a8c09 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,7 @@ +2007-06-20 Reto Zimmermann + + * progmodes/vera-mode.el: New file. + 2007-06-20 Juanma Barranquero * ido.el (ido-find-file-in-dir): Don't signal an error for diff --git a/lisp/progmodes/vera-mode.el b/lisp/progmodes/vera-mode.el new file mode 100644 index 00000000000..67d881030db --- /dev/null +++ b/lisp/progmodes/vera-mode.el @@ -0,0 +1,1506 @@ +;;; vera-mode.el --- major mode for editing Vera files. + +;; Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, +;; 2006, 2007 Free Software Foundation, Inc. + +;; Author: Reto Zimmermann +;; Maintainer: Reto Zimmermann +;; Version: 2.26 +;; Keywords: languages vera +;; WWW: http://www.iis.ee.ethz.ch/~zimmi/emacs/vera-mode.html + +(defconst vera-version "2.18" + "Vera Mode version number.") + +(defconst vera-time-stamp "2007-06-11" + "Vera Mode time stamp for last update.") + +;; This file is not part of GNU Emacs. + +;; GNU Emacs is free software; you can redistribute it and/or modify +;; it under the terms of the GNU General Public License as published by +;; the Free Software Foundation; either version 2, or (at your option) +;; any later version. + +;; GNU Emacs is distributed in the hope that it will be useful, +;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;; GNU General Public License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with GNU Emacs; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, +;; Boston, MA 02111-1307, USA. + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Commentary: +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; This package provides a simple Emacs major mode for editing Vera code. +;; It includes the following features: + +;; - Syntax highlighting +;; - Indentation +;; - Word/keyword completion +;; - Block commenting +;; - Works under GNU Emacs and XEmacs + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Documentation + +;; See comment string of function `vera-mode' or type `C-c C-h' in Emacs. + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Installation + +;; Prerequisites: GNU Emacs 20.X/21.X, XEmacs 20.X/21.X + +;; Put `vera-mode.el' into the `site-lisp' directory of your Emacs installation +;; or into an arbitrary directory that is added to the load path by the +;; following line in your Emacs start-up file (`.emacs'): + +;; (setq load-path (cons (expand-file-name "") load-path)) + +;; If you already have the compiled `vera-mode.elc' file, put it in the same +;; directory. Otherwise, byte-compile the source file: +;; Emacs: M-x byte-compile-file -> vera-mode.el +;; Unix: emacs -batch -q -no-site-file -f batch-byte-compile vera-mode.el + +;; Add the following lines to the `site-start.el' file in the `site-lisp' +;; directory of your Emacs installation or to your Emacs start-up file +;; (`.emacs'): + +;; (autoload 'vera-mode "vera-mode" "Vera Mode" t) +;; (setq auto-mode-alist (cons '("\\.vr[hi]?\\'" . vera-mode) auto-mode-alist)) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;;; Code: + +;; XEmacs handling +(defconst vera-xemacs (string-match "XEmacs" emacs-version) + "Non-nil if XEmacs is used.") + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Variables +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defgroup vera nil + "Customizations for Vera Mode." + :prefix "vera-" + :version "22.2" + :group 'languages) + +(defcustom vera-basic-offset 2 + "*Amount of basic offset used for indentation." + :type 'integer + :group 'vera) + +(defcustom vera-underscore-is-part-of-word nil + "*Non-nil means consider the underscore character `_' as part of word. +An identifier containing underscores is then treated as a single word in +select and move operations. All parts of an identifier separated by underscore +are treated as single words otherwise." + :type 'boolean + :group 'vera) + +(defcustom vera-intelligent-tab t + "*Non-nil means `TAB' does indentation, word completion and tab insertion. +That is, if preceeding character is part of a word then complete word, +else if not at beginning of line then insert tab, +else if last command was a `TAB' or `RET' then dedent one step, +else indent current line. +If nil, TAB always indents current line." + :type 'boolean + :group 'vera) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Mode definitions +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Key bindings + +(defvar vera-mode-map () + "Keymap for Vera Mode.") + +(setq vera-mode-map (make-sparse-keymap)) +;; backspace/delete key bindings +(define-key vera-mode-map [backspace] 'backward-delete-char-untabify) +(unless (boundp 'delete-key-deletes-forward) ; XEmacs variable + (define-key vera-mode-map [delete] 'delete-char) + (define-key vera-mode-map [(meta delete)] 'kill-word)) +;; standard key bindings +(define-key vera-mode-map "\M-e" 'vera-forward-statement) +(define-key vera-mode-map "\M-a" 'vera-backward-statement) +(define-key vera-mode-map "\M-\C-e" 'vera-forward-same-indent) +(define-key vera-mode-map "\M-\C-a" 'vera-backward-same-indent) +;; mode specific key bindings +(define-key vera-mode-map "\C-c\t" 'indent-according-to-mode) +(define-key vera-mode-map "\M-\C-\\" 'vera-indent-region) +(define-key vera-mode-map "\C-c\C-c" 'vera-comment-uncomment-region) +(define-key vera-mode-map "\C-c\C-f" 'vera-fontify-buffer) +(define-key vera-mode-map "\C-c\C-v" 'vera-version) +(define-key vera-mode-map "\M-\t" 'tab-to-tab-stop) +;; electric key bindings +(define-key vera-mode-map "\t" 'vera-electric-tab) +(define-key vera-mode-map "\r" 'vera-electric-return) +(define-key vera-mode-map " " 'vera-electric-space) +(define-key vera-mode-map "{" 'vera-electric-opening-brace) +(define-key vera-mode-map "}" 'vera-electric-closing-brace) +(define-key vera-mode-map "#" 'vera-electric-pound) +(define-key vera-mode-map "*" 'vera-electric-star) +(define-key vera-mode-map "/" 'vera-electric-slash) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Menu + +(require 'easymenu) + +(easy-menu-define vera-mode-menu vera-mode-map + "Menu keymap for Vera Mode." + '("Vera" + ["(Un)Comment Out Region" vera-comment-uncomment-region (mark)] + "--" + ["Move Forward Statement" vera-forward-statement t] + ["Move Backward Statement" vera-backward-statement t] + ["Move Forward Same Indent" vera-forward-same-indent t] + ["Move Backward Same Indent" vera-backward-same-indent t] + "--" + ["Indent Line" indent-according-to-mode t] + ["Indent Region" vera-indent-region (mark)] + ["Indent Buffer" vera-indent-buffer t] + "--" + ["Fontify Buffer" vera-fontify-buffer t] + "--" + ["Documentation" describe-mode] + ["Version" vera-version t] + ["Bug Report..." vera-submit-bug-report t] + "--" + ("Options" + ["Indentation Offset..." (customize-option 'vera-basic-offset) t] + ["Underscore is Part of Word" + (customize-set-variable 'vera-underscore-is-part-of-word + (not vera-underscore-is-part-of-word)) + :style toggle :selected vera-underscore-is-part-of-word] + ["Use Intelligent Tab" + (customize-set-variable 'vera-intelligent-tab + (not vera-intelligent-tab)) + :style toggle :selected vera-intelligent-tab] + "--" + ["Save Options" customize-save-customized t] + "--" + ["Customize..." vera-customize t]))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Syntax table + +(defvar vera-mode-syntax-table + (let ((syntax-table (make-syntax-table))) + ;; punctuation + (modify-syntax-entry ?\# "." syntax-table) + (modify-syntax-entry ?\$ "." syntax-table) + (modify-syntax-entry ?\% "." syntax-table) + (modify-syntax-entry ?\& "." syntax-table) + (modify-syntax-entry ?\' "." syntax-table) + (modify-syntax-entry ?\* "." syntax-table) + (modify-syntax-entry ?\- "." syntax-table) + (modify-syntax-entry ?\+ "." syntax-table) + (modify-syntax-entry ?\. "." syntax-table) + (modify-syntax-entry ?\/ "." syntax-table) + (modify-syntax-entry ?\: "." syntax-table) + (modify-syntax-entry ?\; "." syntax-table) + (modify-syntax-entry ?\< "." syntax-table) + (modify-syntax-entry ?\= "." syntax-table) + (modify-syntax-entry ?\> "." syntax-table) + (modify-syntax-entry ?\\ "." syntax-table) + (modify-syntax-entry ?\| "." syntax-table) + ;; string + (modify-syntax-entry ?\" "\"" syntax-table) + ;; underscore + (when vera-underscore-is-part-of-word + (modify-syntax-entry ?\_ "w" syntax-table)) + ;; escape + (modify-syntax-entry ?\\ "\\" syntax-table) + ;; parentheses to match + (modify-syntax-entry ?\( "()" syntax-table) + (modify-syntax-entry ?\) ")(" syntax-table) + (modify-syntax-entry ?\[ "(]" syntax-table) + (modify-syntax-entry ?\] ")[" syntax-table) + (modify-syntax-entry ?\{ "(}" syntax-table) + (modify-syntax-entry ?\} "){" syntax-table) + ;; comment + (if vera-xemacs + (modify-syntax-entry ?\/ ". 1456" syntax-table) ; XEmacs + (modify-syntax-entry ?\/ ". 124b" syntax-table)) ; Emacs + (modify-syntax-entry ?\* ". 23" syntax-table) + ;; newline and CR + (modify-syntax-entry ?\n "> b" syntax-table) + (modify-syntax-entry ?\^M "> b" syntax-table) + syntax-table) + "Syntax table used in `vera-mode' buffers.") + +(defvar vera-mode-ext-syntax-table + (let ((syntax-table (copy-syntax-table vera-mode-syntax-table))) + ;; extended syntax table including '_' (for simpler search regexps) + (modify-syntax-entry ?_ "w" syntax-table) + syntax-table) + "Syntax table extended by `_' used in `vera-mode' buffers.") + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Mode definition + +;;;###autoload (add-to-list 'auto-mode-alist '("\\.vr[hi]?\\'" . vera-mode)) + +;;;###autoload +(defun vera-mode () + "Major mode for editing Vera code. + +Usage: +------ + + INDENTATION: Typing `TAB' at the beginning of a line indents the line. + The amount of indentation is specified by option `vera-basic-offset'. + Indentation can be done for an entire region \(`M-C-\\') or buffer (menu). + `TAB' always indents the line if option `vera-intelligent-tab' is nil. + + WORD/COMMAND COMPLETION: Typing `TAB' after a (not completed) word looks + for a word in the buffer or a Vera keyword that starts alike, inserts it + and adjusts case. Re-typing `TAB' toggles through alternative word + completions. + + Typing `TAB' after a non-word character inserts a tabulator stop (if not + at the beginning of a line). `M-TAB' always inserts a tabulator stop. + + COMMENTS: `C-c C-c' comments out a region if not commented out, and + uncomments a region if already commented out. + + HIGHLIGHTING (fontification): Vera keywords, predefined types and + constants, function names, declaration names, directives, as well as + comments and strings are highlighted using different colors. + + VERA VERSION: OpenVera 1.4 and Vera version 6.2.8. + + +Maintenance: +------------ + +To submit a bug report, use the corresponding menu entry within Vera Mode. +Add a description of the problem and include a reproducible test case. + +Feel free to send questions and enhancement requests to . + +Official distribution is at +. + + + The Vera Mode Maintainer + Reto Zimmermann + +Key bindings: +------------- + +\\{vera-mode-map}" + (interactive) + (kill-all-local-variables) + (setq major-mode 'vera-mode) + (setq mode-name "Vera") + ;; set maps and tables + (use-local-map vera-mode-map) + (set-syntax-table vera-mode-syntax-table) + ;; set local variables + (require 'cc-cmds) + (set (make-local-variable 'comment-start) "//") + (set (make-local-variable 'comment-end) "") + (set (make-local-variable 'comment-column) 40) + (set (make-local-variable 'comment-start-skip) "/\\*+ *\\|//+ *") + (set (make-local-variable 'comment-end-skip) " *\\*+/\\| *//+") + (set (make-local-variable 'comment-indent-function) 'c-comment-indent) + (set (make-local-variable 'paragraph-start) "^$") + (set (make-local-variable 'paragraph-separate) paragraph-start) + (set (make-local-variable 'require-final-newline) t) + (set (make-local-variable 'indent-tabs-mode) nil) + (set (make-local-variable 'indent-line-function) 'vera-indent-line) + (set (make-local-variable 'parse-sexp-ignore-comments) t) + ;; initialize font locking + (set (make-local-variable 'font-lock-defaults) + '(vera-font-lock-keywords nil nil ((?\_ . "w")))) + ;; add menu (XEmacs) + (easy-menu-add vera-mode-menu) + ;; miscellaneous + (message "Vera Mode %s. Type C-c C-h for documentation." vera-version) + ;; run hooks + (run-hooks 'vera-mode-hook)) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Vera definitions +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Keywords + +(defconst vera-keywords + '( + "after" "all" "any" "around" "assoc_index" "assoc_size" "async" + "bad_state" "bad_trans" "before" "begin" "big_endian" "bind" + "bin_activation" "bit_normal" "bit_reverse" "break" "breakpoint" + "case" "casex" "casez" "class" "constraint" "continue" + "coverage" "coverage_block" "coverage_def" "coverage_depth" + "coverage_goal" "coverage_group" "coverage_option" "coverage_val" + "cross_num_print_missing" "cross_auto_bin_max" "cov_comment" + "default" "depth" "dist" "do" + "else" "end" "enum" "exhaustive" "export" "extends" "extern" + "for" "foreach" "fork" "function" + "hdl_task" "hdl_node" "hide" + "if" "illegal_self_transition" "illegal_state" "illegal_transition" + "in" "interface" "invisible" + "join" + "little_endian" "local" + "m_bad_state" "m_bad_trans" "m_state" "m_trans" + "negedge" "new" "newcov" "non_rand" "none" "not" "null" + "or" "ordered" + "packed" "port" "posedge" "proceed" "prod" "prodget" "prodset" + "program" "protected" "public" + "rand" "randc" "randcase" "randseq" "repeat" "return" "rules" + "sample" "sample_event" "shadow" "soft" "state" "static" "super" + "task" "terminate" "this" "trans" "typedef" + "unpacked" + "var" "vca" "vector" "verilog_node" "verilog_task" + "vhdl_node" "vhdl_task" "virtual" "virtuals" "visible" "void" + "while" "wildcard" "with" + ) + "List of Vera keywords.") + +(defconst vera-types + '( + "integer" "bit" "reg" "string" "bind_var" "event" + "inout" "input" "output" + "ASYNC" "CLOCK" + "NDRIVE" "NHOLD" "NRX" "NRZ" "NR0" "NR1" "NSAMPLE" + "PDRIVE" "PHOLD" "PRX" "PRZ" "PR0" "PR1" "PSAMPLE" + ) + "List of Vera predefined types.") + +(defconst vera-q-values + '( + "gnr" "grx" "grz" "gr0" "gr1" + "nr" "rx" "rz" "r0" "r1" + "snr" "srx" "srz" "sr0" "sr1" + ) + "List of Vera predefined VCA q_values.") + +(defconst vera-functions + '( + ;; system functions and tasks + "alloc" + "call_func" "call_task" "cast_assign" "close_conn" "cm_coverage" + "cm_get_coverage" "cm_get_limit" + "coverage_backup_database_file" "coverage_save_database" + "delay" + "error" "error_mode" "error_wait" "exit" + "fclose" "feof" "ferror" "fflush" "flag" "fopen" "fprintf" "freadb" + "freadb" "freadh" "freadstr" + "get_bind" "get_bind_id" "get_conn_err" "get_cycle" "get_env" + "get_memsize" "get_plus_arg" "get_systime" "get_time" "get_time_unit" + "getstate" + "initstate" + "lock_file" + "mailbox_get" "mailbox_put" "mailbox_receive" "mailbox_send" + "make_client" "make_server" + "os_command" + "printf" "psprintf" + "query" "query_str" "query_x" + "rand48" "random" "region_enter" "region_exit" "rewind" + "semaphore_get" "semaphore_put" "setstate" "signal_connect" "simwave_plot" + "srandom" "sprintf" "sscanf" "stop" "suspend_thread" "sync" + "timeout" "trace" "trigger" + "unit_delay" "unlock_file" "up_connections" + "urand48" "urandom" "urandom_range" + "vera_bit_reverse" "vera_crc" "vera_pack" "vera_pack_big_endian" + "vera_plot" "vera_report_profile" "vera_unpack" "vera_unpack_big_endian" + "vsv_call_func" "vsv_call_task" "vsv_close_conn" "vsv_get_conn_err" + "vsv_make_client" "vsv_make_server" "vsv_up_connections" + "vsv_wait_for_done" "vsv_wait_for_input" + "wait_child" "wait_var" + ;; class methods + "Configure" "DisableTrigger" "DoAction" "EnableCount" "EnableTrigger" + "Event" "GetAssert" "GetCount" "GetFirstAssert" "GetName" "GetNextAssert" + "Wait" + "atobin" "atohex" "atoi" "atooct" + "backref" "bittostr" "capacity" "compare" "constraint_mode" + "delete" + "empty" + "find" "find_index" "first" "first_index" + "get_at_least" "get_auto_bin" "get_cov_weight" "get_coverage_goal" + "get_cross_bin_max" "get_status" "get_status_msg" "getc" + "hash" + "icompare" "insert" "inst_get_at_least" "inst_get_auto_bin_max" + "inst_get_collect" "inst_get_cov_weight" "inst_get_coverage_goal" + "inst_getcross_bin_max" "inst_query" "inst_set_at_least" + "inst_set_auto_bin_max" "inst_set_bin_activiation" "inst_set_collect" + "inst_set_cov_weight" "inst_set_coverage_goal" "inst_set_cross_bin_max" + "itoa" + "last" "last_index" "len" "load" + "match" "max" "max_index" "min" "min_index" + "object_compare" "object_copy" "object_print" + "pack" "pick_index" "pop_back" "pop_front" "post_pack" "post_randomize" + "post_unpack" "postmatch" "pre_pack" "pre_randomize" "prematch" "push_back" + "push_front" "putc" + "query" "query_str" + "rand_mode" "randomize" "reserve" "reverse" "rsort" + "search" "set_at_least" "set_auto_bin_max" "set_bin_activiation" + "set_cov_weight" "set_coverage_goal" "set_cross_bin_max" "set_name" "size" + "sort" "substr" "sum" + "thismatch" "tolower" "toupper" + "unique_index" "unpack" + ;; empty methods + "new" "object_compare" + "post_boundary" "post_pack" "post_randomize" "post_unpack" "pre-randomize" + "pre_boundary" "pre_pack" "pre_unpack" + ) + "List of Vera predefined system functions, tasks and class methods.") + +(defconst vera-constants + '( + "ALL" "ANY" + "BAD_STATE" "BAD_TRANS" + "CALL" "CHECK" "CHGEDGE" "CLEAR" "COPY_NO_WAIT" "COPY_WAIT" + "CROSS" "CROSS_TRANS" + "DEBUG" "DELETE" + "EC_ARRAYX" "EC_CODE_END" "EC_CONFLICT" "EC_EVNTIMOUT" "EC_EXPECT" + "EC_FULLEXPECT" "EC_MBXTMOUT" "EC_NEXPECT" "EC_RETURN" "EC_RGNTMOUT" + "EC_SCONFLICT" "EC_SEMTMOUT" "EC_SEXPECT" "EC_SFULLEXPECT" "EC_SNEXTPECT" + "EC_USERSET" "EQ" "EVENT" + "FAIL" "FIRST" "FORK" + "GE" "GOAL" "GT" "HAND_SHAKE" "HI" "HIGH" "HNUM" + "LE" "LIC_EXIT" "LIC_PRERR" "LIC_PRWARN" "LIC_WAIT" "LO" "LOAD" "LOW" "LT" + "MAILBOX" "MAX_COM" + "NAME" "NE" "NEGEDGE" "NEXT" "NO_OVERLAP" "NO_OVERLAP_STATE" + "NO_OVERLAP_TRANS" "NO_VARS" "NO_WAIT" "NUM" "NUM_BIN" "NUM_DET" + "OFF" "OK" "OK_LAST" "ON" "ONE_BLAST" "ONE_SHOT" "ORDER" + "PAST_IT" "PERCENT" "POSEDGE" "PROGRAM" + "RAWIN" "REGION" "REPORT" + "SAMPLE" "SAVE" "SEMAPHORE" "SET" "SILENT" "STATE" "STR" + "STR_ERR_OUT_OF_RANGE" "STR_ERR_REGEXP_SYNTAX" "SUM" + "TRANS" + "VERBOSE" + "WAIT" + "stderr" "stdin" "stdout" + ) + "List of Vera predefined constants.") + +(defconst vera-rvm-types + '( + "VeraListIterator_VeraListIterator_rvm_log" + "VeraListIterator_rvm_data" "VeraListIterator_rvm_log" + "VeraListNodeVeraListIterator_rvm_log" "VeraListNodervm_data" + "VeraListNodervm_log" "VeraList_VeraListIterator_rvm_log" + "VeraList_rvm_data" "VeraList_rvm_log" + "rvm_broadcast" "rvm_channel_class" "rvm_data" "rvm_data" "rvm_env" + "rvm_log" "rvm_log_modifier" "rvm_log_msg" "rvm_log_msg" "rvm_log_msg_info" + "rvm_log_watchpoint" "rvm_notify" "rvm_notify_event" + "rvm_notify_event_config" "rvm_scheduler" "rvm_scheduler_election" + "rvm_watchdog" "rvm_watchdog_port" "rvm_xactor" "rvm_xactor_callbacks" + ) + "List of Vera-RVM keywords.") + +(defconst vera-rvm-functions + '( + "extern_rvm_atomic_gen" "extern_rvm_channel" "extern_rvm_scenario_gen" + "rvm_OO_callback" "rvm_atomic_gen" "rvm_atomic_gen_callbacks_decl" + "rvm_atomic_gen_decl" "rvm_atomic_scenario_decl" "rvm_channel" + "rvm_channel_" "rvm_channel_decl" "rvm_command" "rvm_cycle" "rvm_debug" + "rvm_error" "rvm_fatal" "rvm_note" "rvm_protocol" "rvm_report" + "rvm_scenario_decl" "rvm_scenario_election_decl" "rvm_scenario_gen" + "rvm_scenario_gen_callbacks_decl" "rvm_scenario_gen_decl" + "rvm_trace" "rvm_transaction" "rvm_user" "rvm_verbose" "rvm_warning" + ) + "List of Vera-RVM functions.") + +(defconst vera-rvm-constants + '( + "RVM_NUMERIC_VERSION_MACROS" "RVM_VERSION" "RVM_MINOR" "RVM_PATCH" + "rvm_channel__SOURCE" "rvm_channel__SINK" "rvm_channel__NO_ACTIVE" + "rvm_channel__ACT_PENDING" "rvm_channel__ACT_STARTED" + "rvm_channel__ACT_COMPLETED" "rvm_channel__FULL" "rvm_channel__EMPTY" + "rvm_channel__PUT" "rvm_channel__GOT" "rvm_channel__PEEKED" + "rvm_channel__ACTIVATED" "rvm_channel__STARTED" "rvm_channel__COMPLETED" + "rvm_channel__REMOVED" "rvm_channel__LOCKED" "rvm_channel__UNLOCKED" + "rvm_data__EXECUTE" "rvm_data__STARTED" "rvm_data__ENDED" + "rvm_env__CFG_GENED" "rvm_env__BUILT" "rvm_env__DUT_CFGED" + "rvm_env__STARTED" "rvm_env__RESTARTED" "rvm_env__ENDED" "rvm_env__STOPPED" + "rvm_env__CLEANED" "rvm_env__DONE" "rvm_log__DEFAULT" "rvm_log__UNCHANGED" + "rvm_log__FAILURE_TYP" "rvm_log__NOTE_TYP" "rvm_log__DEBUG_TYP" + "rvm_log__REPORT_TYP" "rvm_log__NOTIFY_TYP" "rvm_log__TIMING_TYP" + "rvm_log__XHANDLING_TYP" "rvm_log__PROTOCOL_TYP" "rvm_log__TRANSACTION_TYP" + "rvm_log__COMMAND_TYP" "rvm_log__CYCLE_TYP" "rvm_log__USER_TYP_0" + "rvm_log__USER_TYP_1" "rvm_log__USER_TYP_2" "rvm_log__USER_TYP_3" + "rvm_log__DEFAULT_TYP" "rvm_log__ALL_TYPES" "rvm_log__FATAL_SEV" + "rvm_log__ERROR_SEV" "rvm_log__WARNING_SEV" "rvm_log__NORMAL_SEV" + "rvm_log__TRACE_SEV" "rvm_log__DEBUG_SEV" "rvm_log__VERBOSE_SEV" + "rvm_log__HIDDEN_SEV" "rvm_log__IGNORE_SEV" "rvm_log__DEFAULT_SEV" + "rvm_log__ALL_SEVERITIES" "rvm_log__CONTINUE" "rvm_log__COUNT_AS_ERROR" + "rvm_log__DEBUGGER" "rvm_log__DUMP" "rvm_log__STOP" "rvm_log__ABORT" + "rvm_notify__ONE_SHOT_TRIGGER" "rvm_notify__ONE_BLAST_TRIGGER" + "rvm_notify__HAND_SHAKE_TRIGGER" "rvm_notify__ON_OFF_TRIGGER" + "rvm_xactor__XACTOR_IDLE" "rvm_xactor__XACTOR_BUSY" + "rvm_xactor__XACTOR_STARTED" "rvm_xactor__XACTOR_STOPPED" + "rvm_xactor__XACTOR_RESET" "rvm_xactor__XACTOR_SOFT_RST" + "rvm_xactor__XACTOR_FIRM_RST" "rvm_xactor__XACTOR_HARD_RST" + "rvm_xactor__XACTOR_PROTOCOL_RST" "rvm_broadcast__AFAP" + "rvm_broadcast__ALAP" "rvm_watchdog__TIMEOUT" + "rvm_env__DUT_RESET" "rvm_log__INTERNAL_TYP" + "RVM_SCHEDULER_IS_XACTOR" "RVM_BROADCAST_IS_XACTOR" + ) + "List of Vera-RVM predefined constants.") + +;; `regexp-opt' undefined (`xemacs-devel' not installed) +(unless (fboundp 'regexp-opt) + (defun regexp-opt (strings &optional paren) + (let ((open (if paren "\\(" "")) (close (if paren "\\)" ""))) + (concat open (mapconcat 'regexp-quote strings "\\|") close)))) + +(defconst vera-keywords-regexp + (concat "\\<\\(" (regexp-opt vera-keywords) "\\)\\>") + "Regexp for Vera keywords.") + +(defconst vera-types-regexp + (concat "\\<\\(" (regexp-opt vera-types) "\\)\\>") + "Regexp for Vera predefined types.") + +(defconst vera-q-values-regexp + (concat "\\<\\(" (regexp-opt vera-q-values) "\\)\\>") + "Regexp for Vera predefined VCA q_values.") + +(defconst vera-functions-regexp + (concat "\\<\\(" (regexp-opt vera-functions) "\\)\\>") + "Regexp for Vera predefined system functions, tasks and class methods.") + +(defconst vera-constants-regexp + (concat "\\<\\(" (regexp-opt vera-constants) "\\)\\>") + "Regexp for Vera predefined constants.") + +(defconst vera-rvm-types-regexp + (concat "\\<\\(" (regexp-opt vera-rvm-types) "\\)\\>") + "Regexp for Vera-RVM keywords.") + +(defconst vera-rvm-functions-regexp + (concat "\\<\\(" (regexp-opt vera-rvm-functions) "\\)\\>") + "Regexp for Vera-RVM predefined system functions, tasks and class methods.") + +(defconst vera-rvm-constants-regexp + (concat "\\<\\(" (regexp-opt vera-rvm-constants) "\\)\\>") + "Regexp for Vera-RVM predefined constants.") + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Font locking +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; XEmacs compatibility +(when vera-xemacs + (require 'font-lock) + (copy-face 'font-lock-reference-face 'font-lock-constant-face) + (copy-face 'font-lock-preprocessor-face 'font-lock-builtin-face)) + +(defun vera-font-lock-match-item (limit) + "Match, and move over, any declaration item after point. Adapted from +`font-lock-match-c-style-declaration-item-and-skip-to-next'." + (condition-case nil + (save-restriction + (narrow-to-region (point-min) limit) + ;; match item + (when (looking-at "\\s-*\\(\\w+\\)") + (save-match-data + (goto-char (match-end 1)) + ;; move to next item + (if (looking-at "\\(\\s-*\\(\\[[^]]*\\]\\s-*\\)?,\\)") + (goto-char (match-end 1)) + (end-of-line) t)))) + (error t))) + +(defvar vera-font-lock-keywords + (list + ;; highlight keywords + (list vera-keywords-regexp 1 'font-lock-keyword-face) + ;; highlight types + (list vera-types-regexp 1 'font-lock-type-face) + ;; highlight RVM types + (list vera-rvm-types-regexp 1 'font-lock-type-face) + ;; highlight constants + (list vera-constants-regexp 1 'font-lock-constant-face) + ;; highlight RVM constants + (list vera-rvm-constants-regexp 1 'font-lock-constant-face) + ;; highlight q_values + (list vera-q-values-regexp 1 'font-lock-constant-face) + ;; highlight predefined functions, tasks and methods + (list vera-functions-regexp 1 'vera-font-lock-function) + ;; highlight predefined RVM functions + (list vera-rvm-functions-regexp 1 'vera-font-lock-function) + ;; highlight functions + '("\\<\\(\\w+\\)\\s-*(" 1 font-lock-function-name-face) + ;; highlight various declaration names + '("^\\s-*\\(port\\|program\\|task\\)\\s-+\\(\\w+\\)\\>" + 2 font-lock-function-name-face) + '("^\\s-*bind\\s-+\\(\\w+\\)\\s-+\\(\\w+\\)\\>" + (1 font-lock-function-name-face) (2 font-lock-function-name-face)) + ;; highlight interface declaration names + '("^\\s-*\\(class\\|interface\\)\\s-+\\(\\w+\\)\\>" + 2 vera-font-lock-interface) + ;; highlight variable name definitions + (list (concat "^\\s-*" vera-types-regexp "\\s-*\\(\\[[^]]+\\]\\s-+\\)?") + '(vera-font-lock-match-item nil nil (1 font-lock-variable-name-face))) + (list (concat "^\\s-*" vera-rvm-types-regexp "\\s-*\\(\\[[^]]+\\]\\s-+\\)?") + '(vera-font-lock-match-item nil nil (1 font-lock-variable-name-face))) + ;; highlight numbers + '("\\([0-9]*'[bdoh][0-9a-fA-FxXzZ_]+\\)" 1 vera-font-lock-number) + ;; highlight filenames in #include directives + '("^#\\s-*include\\s-*\\(<[^>\"\n]*>?\\)" + 1 font-lock-string-face) + ;; highlight directives and directive names + '("^#\\s-*\\(\\w+\\)\\>[ \t!]*\\(\\w+\\)?" + (1 font-lock-builtin-face) (2 font-lock-variable-name-face nil t)) + ;; highlight `@', `$' and `#' + '("\\([@$#]\\)" 1 font-lock-keyword-face) + ;; highlight @ and # definitions + '("@\\s-*\\(\\w*\\)\\(\\s-*,\\s-*\\(\\w+\\)\\)?\\>[^.]" + (1 vera-font-lock-number) (3 vera-font-lock-number nil t)) + ;; highlight interface signal name + '("\\(\\w+\\)\\.\\w+" 1 vera-font-lock-interface) + ) + "Regular expressions to highlight in Vera Mode.") + +(defvar vera-font-lock-number 'vera-font-lock-number + "Face name to use for @ definitions.") + +(defvar vera-font-lock-function 'vera-font-lock-function + "Face name to use for predefined functions and tasks.") + +(defvar vera-font-lock-interface 'vera-font-lock-interface + "Face name to use for interface names.") + +(defface vera-font-lock-number + '((((class color) (background light)) (:foreground "Gold4")) + (((class color) (background dark)) (:foreground "BurlyWood1")) + (t (:italic t :bold t))) + "Font lock mode face used to highlight @ definitions." + :group 'font-lock-highlighting-faces) +(put 'vera-font-lock-number-face 'face-alias 'vera-font-lock-number) + +(defface vera-font-lock-function + '((((class color) (background light)) (:foreground "DarkCyan")) + (((class color) (background dark)) (:foreground "Orchid1")) + (t (:italic t :bold t))) + "Font lock mode face used to highlight predefined functions and tasks." + :group 'font-lock-highlighting-faces) +(put 'vera-font-lock-function-face 'face-alias 'vera-font-lock-function) + +(defface vera-font-lock-interface + '((((class color) (background light)) (:foreground "Grey40")) + (((class color) (background dark)) (:foreground "Grey80")) + (t (:italic t :bold t))) + "Font lock mode face used to highlight interface names." + :group 'font-lock-highlighting-faces) +(put 'vera-font-lock-interface-face 'face-alias 'vera-font-lock-interface) + +(defun vera-fontify-buffer () + "Fontify buffer." + (interactive) + (font-lock-fontify-buffer)) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Indentation +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defvar vera-echo-syntactic-information-p nil + "If non-nil, syntactic info is echoed when the line is indented.") + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; offset functions + +(defconst vera-offsets-alist + '((comment . vera-lineup-C-comments) + (comment-intro . vera-lineup-comment) + (string . -1000) + (directive . -1000) + (block-open . 0) + (block-intro . +) + (block-close . 0) + (arglist-intro . +) + (arglist-cont . +) + (arglist-cont-nonempty . 0) + (arglist-close . 0) + (statement . 0) + (statement-cont . +) + (substatement . +) + (else-clause . 0)) + "Association list of syntactic element symbols and indentation offsets. +Adapted from `c-offsets-alist'.") + +(defun vera-evaluate-offset (offset langelem symbol) + "OFFSET can be a number, a function, a variable, a list, or one of +the symbols + or -." + (cond + ((eq offset '+) (setq offset vera-basic-offset)) + ((eq offset '-) (setq offset (- vera-basic-offset))) + ((eq offset '++) (setq offset (* 2 vera-basic-offset))) + ((eq offset '--) (setq offset (* 2 (- vera-basic-offset)))) + ((eq offset '*) (setq offset (/ vera-basic-offset 2))) + ((eq offset '/) (setq offset (/ (- vera-basic-offset) 2))) + ((functionp offset) (setq offset (funcall offset langelem))) + ((listp offset) + (setq offset + (let (done) + (while (and (not done) offset) + (setq done (vera-evaluate-offset (car offset) langelem symbol) + offset (cdr offset))) + (if (not done) + 0 + done)))) + ((not (numberp offset)) (setq offset (symbol-value offset)))) + offset) + +(defun vera-get-offset (langelem) + "Get offset from LANGELEM which is a cons cell of the form: +\(SYMBOL . RELPOS). The symbol is matched against +vera-offsets-alist and the offset found there is either returned, +or added to the indentation at RELPOS. If RELPOS is nil, then +the offset is simply returned." + (let* ((symbol (car langelem)) + (relpos (cdr langelem)) + (match (assq symbol vera-offsets-alist)) + (offset (cdr-safe match))) + (if (not match) + (setq offset 0 + relpos 0) + (setq offset (vera-evaluate-offset offset langelem symbol))) + (+ (if (and relpos + (< relpos (save-excursion (beginning-of-line) (point)))) + (save-excursion + (goto-char relpos) + (current-column)) + 0) + (vera-evaluate-offset offset langelem symbol)))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; help functions + +(defsubst vera-point (position) + "Returns the value of point at certain commonly referenced POSITIONs. +POSITION can be one of the following symbols: + bol -- beginning of line + eol -- end of line + boi -- back to indentation + ionl -- indentation of next line + iopl -- indentation of previous line + bonl -- beginning of next line + bopl -- beginning of previous line +This function does not modify point or mark." + (save-excursion + (cond + ((eq position 'bol) (beginning-of-line)) + ((eq position 'eol) (end-of-line)) + ((eq position 'boi) (back-to-indentation)) + ((eq position 'bonl) (forward-line 1)) + ((eq position 'bopl) (forward-line -1)) + ((eq position 'iopl) (forward-line -1) (back-to-indentation)) + ((eq position 'ionl) (forward-line 1) (back-to-indentation)) + (t (error "Unknown buffer position requested: %s" position))) + (point))) + +(defun vera-in-literal (&optional lim) + "Determine if point is in a Vera literal." + (save-excursion + (let ((state (parse-partial-sexp (or lim (point-min)) (point)))) + (cond + ((nth 3 state) 'string) + ((nth 4 state) 'comment) + (t nil))))) + +(defun vera-in-comment-p () + "Determine if point is in a Vera comment." + (save-excursion + (re-search-backward "\\(/\\*\\)\\|\\(\\*/\\)" nil t) + (match-string 1))) + +(defun vera-skip-forward-literal () + "Skip forward literal and return t if within one." + (let ((state (save-excursion (parse-partial-sexp (point-min) (point))))) + (cond + ((nth 3 state) (search-forward "\"") t) ; inside string + ((nth 7 state) (forward-line 1) t) ; inside // comment + ((nth 4 state) (search-forward "*/") t) ; inside /* */ comment + (t nil)))) + +(defun vera-skip-backward-literal () + "Skip backward literal and return t if within one." + (let ((state (save-excursion (parse-partial-sexp (point-min) (point))))) + (cond + ((nth 3 state) (search-backward "\"") t) ; inside string + ((nth 7 state) (search-backward "//") t) ; inside // comment + ((nth 4 state) (search-backward "/*") t) ; inside /* */ comment + (t nil)))) + +(defsubst vera-re-search-forward (regexp &optional bound noerror) + "Like `re-search-forward', but skips over matches in literals." + (store-match-data '(nil nil)) + (while (and (re-search-forward regexp bound noerror) + (vera-skip-forward-literal) + (progn (store-match-data '(nil nil)) + (if bound (< (point) bound) t)))) + (match-end 0)) + +(defsubst vera-re-search-backward (regexp &optional bound noerror) + "Like `re-search-backward', but skips over matches in literals." + (store-match-data '(nil nil)) + (while (and (re-search-backward regexp bound noerror) + (vera-skip-backward-literal) + (progn (store-match-data '(nil nil)) + (if bound (> (point) bound) t)))) + (match-end 0)) + +(defun vera-forward-syntactic-ws (&optional lim skip-directive) + "Forward skip of syntactic whitespace." + (save-restriction + (let* ((lim (or lim (point-max))) + (here lim) + (hugenum (point-max))) + (narrow-to-region lim (point)) + (while (/= here (point)) + (setq here (point)) + (forward-comment hugenum) + (when (and skip-directive (looking-at "^\\s-*#")) + (end-of-line)))))) + +(defun vera-backward-syntactic-ws (&optional lim skip-directive) + "Backward skip over syntactic whitespace." + (save-restriction + (let* ((lim (or lim (point-min))) + (here lim) + (hugenum (- (point-max)))) + (when (< lim (point)) + (narrow-to-region lim (point)) + (while (/= here (point)) + (setq here (point)) + (forward-comment hugenum) + (when (and skip-directive + (save-excursion (back-to-indentation) + (= (following-char) ?\#))) + (beginning-of-line))))))) + +(defmacro vera-prepare-search (&rest body) + "Switch to syntax table that includes '_', then execute BODY, and finally +restore the old environment. Used for consistent searching." + `(let ((current-syntax-table (syntax-table)) + result + (restore-prog ; program to restore enviroment + '(progn + ;; restore syntax table + (set-syntax-table current-syntax-table)))) + ;; use extended syntax table + (set-syntax-table vera-mode-ext-syntax-table) + ;; execute BODY safely + (setq result + (condition-case info + (progn ,@body) + (error (eval restore-prog) ; restore environment on error + (error (cadr info))))) ; pass error up + ;; restore environment + (eval restore-prog) + result)) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; comment indentation functions + +(defsubst vera-langelem-col (langelem &optional preserve-point) + "Convenience routine to return the column of LANGELEM's relpos. +Leaves point at the relpos unless PRESERVE-POINT is non-nil." + (let ((here (point))) + (goto-char (cdr langelem)) + (prog1 (current-column) + (if preserve-point + (goto-char here))))) + +(defun vera-lineup-C-comments (langelem) + "Line up C block comment continuation lines. +Nicked from `c-lineup-C-comments'." + (save-excursion + (let ((here (point)) + (stars (progn (back-to-indentation) + (skip-chars-forward "*"))) + (langelem-col (vera-langelem-col langelem))) + (back-to-indentation) + (if (not (re-search-forward "/\\([*]+\\)" (vera-point 'eol) t)) + (progn + (if (not (looking-at "[*]+")) + (progn + ;; we now have to figure out where this comment begins. + (goto-char here) + (back-to-indentation) + (if (looking-at "[*]+/") + (progn (goto-char (match-end 0)) + (forward-comment -1)) + (goto-char (cdr langelem)) + (back-to-indentation)))) + (- (current-column) langelem-col)) + (if (zerop stars) + (progn + (skip-chars-forward " \t") + (- (current-column) langelem-col)) + ;; how many stars on comment opening line? if greater than + ;; on current line, align left. if less than or equal, + ;; align right. this should also pick up Javadoc style + ;; comments. + (if (> (length (match-string 1)) stars) + (progn + (back-to-indentation) + (- (current-column) -1 langelem-col)) + (- (current-column) stars langelem-col))))))) + +(defun vera-lineup-comment (langelem) + "Line up a comment start." + (save-excursion + (back-to-indentation) + (if (bolp) + ;; not indent if at beginning of line + -1000 + ;; otherwise indent accordingly + (goto-char (cdr langelem)) + (current-column)))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; move functions + +(defconst vera-beg-block-re "{\\|\\<\\(begin\\|fork\\)\\>") + +(defconst vera-end-block-re "}\\|\\<\\(end\\|join\\(\\s-+\\(all\\|any\\|none\\)\\)?\\)\\>") + +(defconst vera-beg-substatement-re "\\<\\(else\\|for\\|if\\|repeat\\|while\\)\\>") + +(defun vera-corresponding-begin (&optional recursive) + "Find corresponding block begin if cursor is at a block end." + (while (and (vera-re-search-backward + (concat "\\(" vera-end-block-re "\\)\\|" vera-beg-block-re) + nil t) + (match-string 1)) + (vera-corresponding-begin t)) + (unless recursive (vera-beginning-of-substatement))) + +(defun vera-corresponding-if () + "Find corresponding `if' if cursor is at `else'." + (while (and (vera-re-search-backward "}\\|\\<\\(if\\|else\\)\\>" nil t) + (not (equal (match-string 0) "if"))) + (if (equal (match-string 0) "else") + (vera-corresponding-if) + (forward-char) + (backward-sexp)))) + +(defun vera-beginning-of-statement () + "Go to beginning of current statement." + (let (pos) + (while + (progn + ;; search for end of previous statement + (while + (and (vera-re-search-backward + (concat "[);]\\|" vera-beg-block-re + "\\|" vera-end-block-re) nil t) + (equal (match-string 0) ")")) + (forward-char) + (backward-sexp)) + (setq pos (match-beginning 0)) + ;; go back to beginning of current statement + (goto-char (or (match-end 0) 0)) + (vera-forward-syntactic-ws nil t) + (when (looking-at "(") + (forward-sexp) + (vera-forward-syntactic-ws nil t)) + ;; if "else" found, go to "if" and search again + (when (looking-at "\\") + (vera-corresponding-if) + (setq pos (point)) + t)) + ;; if search is repeated, go to beginning of last search + (goto-char pos)))) + +(defun vera-beginning-of-substatement () + "Go to beginning of current substatement." + (let ((lim (point)) + pos) + ;; go to beginning of statement + (vera-beginning-of-statement) + (setq pos (point)) + ;; go forward all substatement opening statements until at LIM + (while (and (< (point) lim) + (vera-re-search-forward vera-beg-substatement-re lim t)) + (setq pos (match-beginning 0))) + (vera-forward-syntactic-ws nil t) + (when (looking-at "(") + (forward-sexp) + (vera-forward-syntactic-ws nil t)) + (when (< (point) lim) + (setq pos (point))) + (goto-char pos))) + +(defun vera-forward-statement () + "Move forward one statement." + (interactive) + (vera-prepare-search + (while (and (vera-re-search-forward + (concat "[(;]\\|" vera-beg-block-re "\\|" vera-end-block-re) + nil t) + (equal (match-string 0) "(")) + (backward-char) + (forward-sexp)) + (vera-beginning-of-substatement))) + +(defun vera-backward-statement () + "Move backward one statement." + (interactive) + (vera-prepare-search + (vera-backward-syntactic-ws nil t) + (unless (= (preceding-char) ?\)) + (backward-char)) + (vera-beginning-of-substatement))) + +(defun vera-forward-same-indent () + "Move forward to next line with same indent." + (interactive) + (let ((pos (point)) + (indent (current-indentation))) + (beginning-of-line 2) + (while (and (not (eobp)) + (or (looking-at "^\\s-*$") + (> (current-indentation) indent))) + (beginning-of-line 2)) + (if (= (current-indentation) indent) + (back-to-indentation) + (message "No following line with same indent found in this block") + (goto-char pos)))) + +(defun vera-backward-same-indent () + "Move backward to previous line with same indent." + (interactive) + (let ((pos (point)) + (indent (current-indentation))) + (beginning-of-line -0) + (while (and (not (bobp)) + (or (looking-at "^\\s-*$") + (> (current-indentation) indent))) + (beginning-of-line -0)) + (if (= (current-indentation) indent) + (back-to-indentation) + (message "No preceding line with same indent found in this block") + (goto-char pos)))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; syntax analysis + +(defmacro vera-add-syntax (symbol &optional relpos) + "A simple macro to append the syntax in SYMBOL to the syntax list. +try to increase performance by using this macro." + `(setq syntax (cons (cons ,symbol ,(or relpos 0)) syntax))) + +(defun vera-guess-basic-syntax () + "Determine syntactic context of current line of code." + (save-excursion + (beginning-of-line) + (let ((indent-point (point)) + syntax state placeholder pos) + ;; determine syntax state + (setq state (parse-partial-sexp (point-min) (point))) + (cond + ;; CASE 1: in a comment? + ((nth 4 state) + ;; skip empty lines + (while (and (zerop (forward-line -1)) + (looking-at "^\\s-*$"))) + (vera-add-syntax 'comment (vera-point 'boi))) + ;; CASE 2: in a string? + ((nth 3 state) + (vera-add-syntax 'string)) + ;; CASE 3: at a directive? + ((save-excursion (back-to-indentation) (= (following-char) ?\#)) + (vera-add-syntax 'directive (point))) + ;; CASE 4: after an opening parenthesis (argument list continuation)? + ((and (nth 1 state) + (or (= (char-after (nth 1 state)) ?\() + ;; also for concatenation (opening '{' and ',' on eol/eopl) + (and (= (char-after (nth 1 state)) ?\{) + (or (save-excursion + (vera-backward-syntactic-ws) (= (char-before) ?,)) + (save-excursion + (end-of-line) (= (char-before) ?,)))))) + (goto-char (1+ (nth 1 state))) + ;; is there code after the opening parenthesis on the same line? + (if (looking-at "\\s-*$") + (vera-add-syntax 'arglist-cont (vera-point 'boi)) + (vera-add-syntax 'arglist-cont-nonempty (point)))) + ;; CASE 5: at a block closing? + ((save-excursion (back-to-indentation) (looking-at vera-end-block-re)) + ;; look for the corresponding begin + (vera-corresponding-begin) + (vera-add-syntax 'block-close (vera-point 'boi))) + ;; CASE 6: at a block intro (the first line after a block opening)? + ((and (save-excursion + (vera-backward-syntactic-ws nil t) + ;; previous line ends with a block opening? + (or (/= (skip-chars-backward "{") 0) (backward-word 1)) + (when (looking-at vera-beg-block-re) + ;; go to beginning of substatement + (vera-beginning-of-substatement) + (setq placeholder (point)))) + ;; not if "fork" is followed by "{" + (save-excursion + (not (and (progn (back-to-indentation) (looking-at "{")) + (progn (goto-char placeholder) + (looking-at "\\")))))) + (goto-char placeholder) + (vera-add-syntax 'block-intro (vera-point 'boi))) + ;; CASE 7: at the beginning of an else clause? + ((save-excursion (back-to-indentation) (looking-at "\\")) + ;; find corresponding if + (vera-corresponding-if) + (vera-add-syntax 'else-clause (vera-point 'boi))) + ;; CASE 8: at the beginning of a statement? + ;; is the previous command completed? + ((or (save-excursion + (vera-backward-syntactic-ws nil t) + (setq placeholder (point)) + ;; at the beginning of the buffer? + (or (bobp) + ;; previous line ends with a semicolon or + ;; is a block opening or closing? + (when (or (/= (skip-chars-backward "{};") 0) + (progn (back-to-indentation) + (looking-at (concat vera-beg-block-re "\\|" + vera-end-block-re)))) + ;; if at a block closing, go to beginning + (when (looking-at vera-end-block-re) + (vera-corresponding-begin)) + ;; go to beginning of the statement + (vera-beginning-of-statement) + (setq placeholder (point))) + ;; at a directive? + (when (progn (back-to-indentation) (looking-at "#")) + ;; go to previous statement + (vera-beginning-of-statement) + (setq placeholder (point))))) + ;; at a block opening? + (when (save-excursion (back-to-indentation) + (looking-at vera-beg-block-re)) + ;; go to beginning of the substatement + (vera-beginning-of-substatement) + (setq placeholder (point)))) + (goto-char placeholder) + (vera-add-syntax 'statement (vera-point 'boi))) + ;; CASE 9: at the beginning of a substatement? + ;; is this line preceeded by a substatement opening statement? + ((save-excursion (vera-backward-syntactic-ws nil t) + (when (= (preceding-char) ?\)) (backward-sexp)) + (backward-word 1) + (setq placeholder (point)) + (looking-at vera-beg-substatement-re)) + (goto-char placeholder) + (vera-add-syntax 'substatement (vera-point 'boi))) + ;; CASE 10: it must be a statement continuation! + (t + ;; go to beginning of statement + (vera-beginning-of-substatement) + (vera-add-syntax 'statement-cont (vera-point 'boi)))) + ;; special case: look for a comment start + (goto-char indent-point) + (skip-chars-forward " \t") + (when (looking-at comment-start) + (vera-add-syntax 'comment-intro)) + ;; return syntax + syntax))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; indentation functions + +(defun vera-indent-line () + "Indent the current line as Vera code. Optional SYNTAX is the +syntactic information for the current line. Returns the amount of +indentation change (in columns)." + (interactive) + (vera-prepare-search + (let* ((syntax (vera-guess-basic-syntax)) + (pos (- (point-max) (point))) + (indent (apply '+ (mapcar 'vera-get-offset syntax))) + (shift-amt (- (current-indentation) indent))) + (when vera-echo-syntactic-information-p + (message "syntax: %s, indent= %d" syntax indent)) + (unless (zerop shift-amt) + (beginning-of-line) + (delete-region (point) (vera-point 'boi)) + (indent-to indent)) + (if (< (point) (vera-point 'boi)) + (back-to-indentation) + ;; If initial point was within line's indentation, position after + ;; the indentation. Else stay at same point in text. + (when (> (- (point-max) pos) (point)) + (goto-char (- (point-max) pos)))) + shift-amt))) + +(defun vera-indent-buffer () + "Indent whole buffer as Vera code. +Calls `indent-region' for whole buffer." + (interactive) + (message "Indenting buffer...") + (indent-region (point-min) (point-max) nil) + (message "Indenting buffer...done")) + +(defun vera-indent-region (start end column) + "Indent region as Vera code." + (interactive "r\nP") + (message "Indenting region...") + (indent-region start end column) + (message "Indenting region...done")) + +(defsubst vera-indent-block-closing () + "If previous word is a block closing or `else', indent line again." + (when (= (char-syntax (preceding-char)) ?w) + (save-excursion + (backward-word 1) + (when (and (not (vera-in-literal)) + (looking-at (concat vera-end-block-re "\\|\\"))) + (indent-according-to-mode))))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; electrifications + +(defun vera-electric-tab (&optional prefix-arg) + "If preceeding character is part of a word or a paren then hippie-expand, +else if right of non whitespace on line then tab-to-tab-stop, +else if last command was a tab or return then dedent one step or if a comment +toggle between normal indent and inline comment indent, +else indent `correctly'. +If `vera-intelligent-tab' is nil, always indent line." + (interactive "*P") + (if vera-intelligent-tab + (progn + (cond ((memq (char-syntax (preceding-char)) '(?w ?_)) + (let ((case-fold-search t) + (case-replace nil) + (hippie-expand-only-buffers + (or (and (boundp 'hippie-expand-only-buffers) + hippie-expand-only-buffers) + '(vera-mode)))) + (vera-expand-abbrev prefix-arg))) + ((> (current-column) (current-indentation)) + (tab-to-tab-stop)) + ((and (or (eq last-command 'vera-electric-tab) + (eq last-command 'vera-electric-return)) + (/= 0 (current-indentation))) + (backward-delete-char-untabify vera-basic-offset nil)) + (t (indent-according-to-mode))) + (setq this-command 'vera-electric-tab)) + (indent-according-to-mode))) + +(defun vera-electric-return () + "Insert newline and indent. Indent current line if it is a block closing." + (interactive) + (vera-indent-block-closing) + (newline-and-indent)) + +(defun vera-electric-space (arg) + "Insert a space. Indent current line if it is a block closing." + (interactive "*P") + (unless arg + (vera-indent-block-closing)) + (self-insert-command (prefix-numeric-value arg))) + +(defun vera-electric-opening-brace (arg) + "Outdent opening brace." + (interactive "*P") + (self-insert-command (prefix-numeric-value arg)) + (unless arg + (indent-according-to-mode))) + +(defun vera-electric-closing-brace (arg) + "Outdent closing brace." + (interactive "*P") + (self-insert-command (prefix-numeric-value arg)) + (unless arg + (indent-according-to-mode))) + +(defun vera-electric-pound (arg) + "Insert `#' and indent as directive it first character of line." + (interactive "*P") + (self-insert-command (prefix-numeric-value arg)) + (unless arg + (save-excursion + (backward-char) + (skip-chars-backward " \t") + (when (bolp) + (delete-horizontal-space))))) + +(defun vera-electric-star (arg) + "Insert a star character. Nicked from `c-electric-star'." + (interactive "*P") + (self-insert-command (prefix-numeric-value arg)) + (if (and (not arg) + (memq (vera-in-literal) '(comment)) + (eq (char-before) ?*) + (save-excursion + (forward-char -1) + (skip-chars-backward "*") + (if (eq (char-before) ?/) + (forward-char -1)) + (skip-chars-backward " \t") + (bolp))) + (indent-according-to-mode))) + +(defun vera-electric-slash (arg) + "Insert a slash character. Nicked from `c-electric-slash'." + (interactive "*P") + (let* ((ch (char-before)) + (indentp (and (not arg) + (eq last-command-char ?/) + (or (and (eq ch ?/) + (not (vera-in-literal))) + (and (eq ch ?*) + (vera-in-literal)))))) + (self-insert-command (prefix-numeric-value arg)) + (when indentp + (indent-according-to-mode)))) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Miscellaneous +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Hippie expand customization (for expansion of Vera commands) + +(defvar vera-abbrev-list + (append (list nil) vera-keywords + (list nil) vera-types + (list nil) vera-functions + (list nil) vera-constants + (list nil) vera-rvm-types + (list nil) vera-rvm-functions + (list nil) vera-rvm-constants) + "Predefined abbreviations for Vera.") + +(defvar vera-expand-upper-case nil) + +(eval-when-compile (require 'hippie-exp)) + +(defun vera-try-expand-abbrev (old) + "Try expanding abbreviations from `vera-abbrev-list'." + (unless old + (he-init-string (he-dabbrev-beg) (point)) + (setq he-expand-list + (let ((abbrev-list vera-abbrev-list) + (sel-abbrev-list '())) + (while abbrev-list + (when (or (not (stringp (car abbrev-list))) + (string-match + (concat "^" he-search-string) (car abbrev-list))) + (setq sel-abbrev-list + (cons (car abbrev-list) sel-abbrev-list))) + (setq abbrev-list (cdr abbrev-list))) + (nreverse sel-abbrev-list)))) + (while (and he-expand-list + (or (not (stringp (car he-expand-list))) + (he-string-member (car he-expand-list) he-tried-table t))) + (unless (stringp (car he-expand-list)) + (setq vera-expand-upper-case (car he-expand-list))) + (setq he-expand-list (cdr he-expand-list))) + (if (null he-expand-list) + (progn (when old (he-reset-string)) + nil) + (he-substitute-string + (if vera-expand-upper-case + (upcase (car he-expand-list)) + (car he-expand-list)) + t) + (setq he-expand-list (cdr he-expand-list)) + t)) + +;; function for expanding abbrevs and dabbrevs +(defun vera-expand-abbrev (arg)) +(fset 'vera-expand-abbrev (make-hippie-expand-function + '(try-expand-dabbrev + try-expand-dabbrev-all-buffers + vera-try-expand-abbrev))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Comments + +(defun vera-comment-uncomment-region (beg end &optional arg) + "Comment region if not commented, uncomment region if already commented." + (interactive "r\nP") + (goto-char beg) + (if (looking-at (regexp-quote comment-start)) + (comment-region beg end '(4)) + (comment-region beg end))) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Help functions + +(defun vera-customize () + "Call the customize function with `vera' as argument." + (interactive) + (customize-group 'vera)) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Other + +;; remove ".vr" from `completion-ignored-extensions' +(setq completion-ignored-extensions + (delete ".vr" completion-ignored-extensions)) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Bug reports +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defconst vera-mode-help-address "Reto Zimmermann " + "Address for Vera Mode bug reports.") + +;; get reporter-submit-bug-report when byte-compiling +(eval-when-compile + (require 'reporter)) + +(defun vera-submit-bug-report () + "Submit via mail a bug report on Vera Mode." + (interactive) + ;; load in reporter + (and + (y-or-n-p "Do you want to submit a report on Vera Mode? ") + (require 'reporter) + (let ((reporter-prompt-for-summary-p t)) + (reporter-submit-bug-report + vera-mode-help-address + (concat "Vera Mode " vera-version) + (list + ;; report all important variables + 'vera-basic-offset + 'vera-underscore-is-part-of-word + 'vera-intelligent-tab + ) + nil nil + "Hi Reto,")))) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; Documentation +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defun vera-version () + "Echo the current version of Vera Mode in the minibuffer." + (interactive) + (message "Vera Mode %s (%s)" vera-version vera-time-stamp)) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(provide 'vera-mode) + +;;; vera-mode.el ends here