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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
78 lines
2.5 KiB
EmacsLisp
78 lines
2.5 KiB
EmacsLisp
;; Verify that preprocessor symbols are defined in config.in.
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;; Copyright (C) 2020-2021 Free Software Foundation, Inc.
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;;
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;; This file is part of GDB.
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;; To use:
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;; cd gdbsupport
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;; emacs --script check-defines.el
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(require 'cl-lib)
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(setq-default case-fold-search nil)
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;; The currently recognized macros.
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(defconst check-regexp "\\_<\\(\\(HAVE\\|PTRACE_TYPE\\|SIZEOF\\)_[a-zA-Z0-9_]+\\)\\_>")
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(defvar check-seen 0)
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;; Whitelist. These are things that have names like autoconf-created
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;; macros, but that are managed directly in the code.
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(put (intern "HAVE_USEFUL_SBRK") :check-ok t)
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(put (intern "HAVE_SOCKETS") :check-ok t)
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(put (intern "HAVE_F_GETFD") :check-ok t)
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(put (intern "HAVE_IS_TRIVIALLY_COPYABLE") :check-ok t)
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(put (intern "HAVE_IS_TRIVIALLY_CONSTRUCTIBLE") :check-ok t)
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(put (intern "HAVE_DOS_BASED_FILE_SYSTEM") :check-ok t)
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(defun check-read-config.in (file)
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(save-excursion
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(find-file-read-only file)
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(goto-char (point-min))
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(while (re-search-forward "^#undef \\(.+\\)$" nil t)
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(let ((name (match-string 1)))
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(put (intern name) :check-ok t)))))
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(defun check-one-file (file)
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(save-excursion
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(find-file-read-only file)
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(goto-char (point-min))
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(while (re-search-forward check-regexp nil t)
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(let ((name (match-string 1)))
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(unless (get (intern name) :check-ok)
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(save-excursion
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(goto-char (match-beginning 0))
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(cl-incf check-seen)
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(message "%s:%d:%d: error: name %s not defined"
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file
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(line-number-at-pos)
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(current-column)
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name)))))))
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(defun check-directory (dir)
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(dolist (file (directory-files dir t "\\.[ch]$"))
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(check-one-file file)))
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(check-read-config.in "config.in")
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(check-read-config.in "../gnulib/config.in")
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(check-directory ".")
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(check-directory "../gdb/nat")
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(check-directory "../gdb/target")
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(when (> check-seen 0)
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(message "%d errors seen" check-seen))
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