;; Copyright (C) 2015-2016, 2019 Free Software Foundation, Inc ;; Author: Rocky Bernstein ;; This program 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 3 of the ;; License, or (at your option) any later version. ;; This program 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 this program. If not, see ;; . ;; Regular expressions for Go SSA debugger: gub (eval-when-compile (require 'cl-lib)) ;For setf. (require 'load-relative) (require-relative-list '("../../common/regexp" "../../common/loc" "../../common/init") "realgud-") (defvar realgud-pat-hash) (declare-function make-realgud-loc-pat 'realgud-regexp) (defvar realgud:gub-pat-hash (make-hash-table :test 'equal) "Hash key is the what kind of pattern we want to match: backtrace, prompt, etc. The values of a hash entry is a realgud-loc-pat struct") ;; Regular expression that describes a gub location generally shown ;; before a command prompt. ;; For example: ;; interp/testdata/square.go:16:2-17 (setf (gethash "loc" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp "\\(?:^\\|\n\\)\\(\\(?:[a-zA-Z]:\\)?[a-zA-Z0-9_/.\\\\][-a-zA-Z0-9_/.\\\\ ]*\\.go\\):\\([0-9]+\\)" :file-group 1 :line-group 2)) ;; Regular expression that describes a Go backtrace line. ;; For example: ;; ssa-interp/interp/interp.go:202 (0x506c84) ;; visitInstr: *fr.get(instr.Addr).(*Value) = copyVal(fr.get(instr.Val)) ;; sa-interp/interp/interp.go:604 (0x50b5b1) ;; runFrame: switch visitInstr(fr, instr) { (setf (gethash "lang-backtrace" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp "\\(?:^\\|\n\\)\\(\\(?:[a-zA-Z]:\\)?[a-zA-Z0-9_/.\\\\][-a-zA-Z0-9_/.\\\\]*\\.go\\):\\([0-9]+\\)" :file-group 1 :line-group 2)) ;; Regular expression that describes a gub location generally shown ;; before a command prompt. ;; For example: ;; gub[1]: ;; gub[1@3]: (setf (gethash "prompt" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (format "^gub\\[%s\\(?:@%s\\)?\\]: " realgud:regexp-captured-num realgud:regexp-captured-num) :num 1 )) ;; Regular expression that describes a "breakpoint set" line (setf (gethash "brkpt-set" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (format "^Breakpoint %s set\\(?:in function \\) in file \\([a-zA-Z0-9_/.\\\\][-a-zA-Z0-9_/.\\\\ ]*\\.go\\) line %s, column %s" realgud:regexp-captured-num realgud:regexp-captured-num realgud:regexp-captured-num) :num 1 :file-group 2 :line-group 3 :char-offset-group 4)) ;; Regular expression that describes a debugger "delete" (breakpoint) response. ;; For example: ;; Deleted breakpoint 1. (setf (gethash "brkpt-del" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (format "^Deleted breakpoint %s\n" realgud:regexp-captured-num) :num 1)) ;; Regular expression describes general location. In contrast to loc ;; which triggers automatically, we bind this to a key like C-c !s ;; For example: ;; interp/testdata/square.go:16:2-17 ; ^^^^^^ spaces (setf (gethash "general-location" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (format "\\(?:^\\|\n\\)[ \t]*\\(\\(?:[a-zA-Z]:\\)?[a-zA-Z0-9_/.\\\\][-a-zA-Z0-9_/.\\\\ ]*\\.go\\):%s" realgud:regexp-captured-num) :file-group 1 :line-group 2)) (defconst realgud:gub-selected-frame-arrow "=>" "String that describes which frame is selected in a debugger backtrace listing.") (defconst realgud:gub-frame-arrow (format "\\(%s\\| \\)" realgud:gub-selected-frame-arrow)) (defconst realgud:gub-frame-num-regexp (format " #%s " realgud:regexp-captured-num)) (defconst realgud:gub-frame-file-regexp (format " at \\(.*\\):%s" realgud:regexp-captured-num)) ;; Regular expression that describes a debugger "backtrace" command line. ;; For example: ;; => #0 square(n) ;; #1 main() (setf (gethash "debugger-backtrace" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (concat "^" realgud:gub-frame-arrow realgud:gub-frame-num-regexp "\\(.*\\)" realgud:gub-frame-file-regexp ) :num 2 :file-group 4 :line-group 5) ) (setf (gethash "selected-frame-indicator" realgud:gub-pat-hash) realgud:gub-selected-frame-arrow) ;; Regular expression that describes a Go backtrace line ;; For example: ;; /usr/local/go/src/pkg/runtime/panic.c:482 (0x805c956) ;; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-^^^----------- (setf (gethash "lang-backtrace" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp "^\\(/.+\\):\\([0-9]+\\) \\((0x[0-9a-f]+)\\)?$" :file-group 1 :line-group 2)) ;; Regular expression that describes a Go runtime panic ;; For example: ;; /tmp/github.com/rocky/ssa-interp/eval/selectorexpr.go:18 +0x9f ;;^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-^^------ (setf (gethash "panic-backtrace" realgud:gub-pat-hash) (make-realgud-loc-pat :regexp (format "^[ \t]*\\(/.+\\):%s \\(+0x[0-9a-f]+\\)?$" realgud:regexp-captured-num) :file-group 1 :line-group 2)) ;; Regular expression for a termination message. (setf (gethash "termination" realgud:gub-pat-hash) "^gub: That's all, folks...\n") (setf (gethash "font-lock-keywords" realgud:gub-pat-hash) '( ;; File name and line number ;; E.g. =>#0 Makefile.in at /tmp/Makefile:216 ;; ---^^^^^^^^^^^^^-^^^ (" at \\(.*\\):\\([0-9]+\\)" (1 realgud-file-name-face) (2 realgud-line-number-face)) ;; The frame number and first type name, if present. ;; E.g. =>#0 Makefile.in at /tmp/Makefile:216 ;; ---^ ("#\\([0-9]+\\) " (1 realgud-backtrace-number-face)) )) (setf (gethash "gub" realgud-pat-hash) realgud:gub-pat-hash) ;; Prefix used in variable names (e.g. short-key-mode-map) for ;; this debugger (setf (gethash "tortoise" realgud:variable-basename-hash) "realgud:gub") (defvar realgud:gub-command-hash (make-hash-table :test 'equal) "Hash key is command name like 'quit' and the value is the gub command to use, like 'q'") (setf (gethash "backtrace" realgud:gub-command-hash) "backtrace") (setf (gethash "break" realgud:gub-command-hash) "break %l") (setf (gethash "continue" realgud:gub-command-hash) "continue") ;;(setf (gethash "eval" realgud:gub-command-hash) "x %s") (setf (gethash "quit" realgud:gub-command-hash) "quit") (setf (gethash "restart" realgud:gub-command-hash) "R") (setf (gethash "run" realgud:gub-command-hash) "R") (setf (gethash "step" realgud:gub-command-hash) "step") (setf (gethash "next" realgud:gub-command-hash) "next") (setf (gethash "until" realgud:gub-command-hash) "until %l") (setf (gethash "gub" realgud-command-hash) realgud:gub-command-hash) (provide-me "realgud:gub-")