annotate lisp/find-paths.el @ 872:79c6ff3eef26

[xemacs-hg @ 2002-06-20 21:18:01 by ben] font changes etc.; some 21.4 changes mule/mule-msw-init-late.el: Specify charset->windows-registry conversion. mule/mule-x-init.el: Delete extra mule font additions here. Put them in faces.c. cl-macs.el: Document better. font-lock.el: Move Lisp function regexp to lisp-mode.el. lisp-mode.el: Various indentation fixes: Handle flet functions better. Handle argument lists in defuns and flets. Handle quoted lists, e.g. property lists -- don't indent like function calls. Distinguish between lambdas and other lists. lisp-mode.el: Handle this form. faces.el, font-menu.el, font.el, gtk-faces.el, msw-faces.el, msw-font-menu.el, x-faces.el, x-init.el: Major overhaul of face-handling code: -- Fix lots of bogus code in msw-faces.el, msw-font-menu.el, font-menu.el that was "truenaming" font specs -- i.e. in the process of frobbing a particular field in a general user-specified font spec with wildcarded fields, sticking in particular values for all the remaining wildcarded fields. This bug was rampant everywhere except in x-faces.el (the oldest and only correctly written code). This also means that we need to work with font names at all times and not font instances, because a font instance is essentially a truenamed font. -- Total rewrite of extremely junky code in msw-faces.el. Work with names as well as font instances, and return names; stop truenaming when canonicalizing and frobbing; fix handling of the combined style field, i.e. weight/slant (also fixed in font.el). -- Totally rewrite the frobbing functions in faces.el. This time, we frob all the instantiators rather than just computing a single instance value and working backwards. That way, e.g., `bold' will work for all charsets that have bold available, rather than only for whatever charset was part of the computed font instance (another example of the truename virus). Also fix up code to look at the fallbacks (all of them) when no global value present, so we don't need to put something in the global value. Intelligently handle a request to frob a buffer locale, rather than signalling an error. When frobbing instantiators, try hard to figure out what device type is associated with them, and frob each according to its own proper device type. Correctly handle inheritance vectors given as instantiators. Preserve existing tags when putting back frobbed instantiators. Extract out general specifier-frobbing code into specifier.el. Document everything cleanly. Do lots of other things better, etc. -- Don't duplicatively set a global specification for the default font -- it's already in the fallback and we no longer need a default global specification present. Delete various code in x-faces.el and msw-faces.el that duplicated the lists of fonts in faces.c. -- init-global-faces was not being called at all under MS Windows! Major bogosity. That caused device-specific values to get stuck into all the fonts, making it very hard to change them -- setting global specs caused nothing to happen. -- Correct weight names in font.el. -- Lots more font fixups in objects*.c. Printer.el: Warning fix. specifier.el: Add more args to map-specifier. Add various "heuristic" specifier functions to aid in creation of specifier-munging code such as in faces.el. subr.el: New functions. lwlib.c: Fix warning. config.inc.samp: Clean up, add args to control fastcall (not yet supported! the changes needed are in another ws of mine), profile support, vc6 support, union-type. xemacs.dsp, xemacs.mak: Semi-major overhaul. Fix bug where dump-id was always getting recomputed, forcing a redump even when nothing changed. Add support for fastcall. Support edit-and-continue (on by default) with vc6. Use incremental linking when doing a debug compilation. Add support for profiling. Consolidate the various debug flags. Partial support for "batch-compiling" -- compiling many files on a single invocation of the compiler. Doesn't seem to help that much for me, so it's not finished or enabled by default. Remove HAVE_MSW_C_DIRED, we always do. Correct some sloppy use of directories. s/cygwin32.h: Allow pdump to work under Cygwin (mmap is broken, so need to undefine HAVE_MMAP). s/win32-common.h, s/windowsnt.h: Support for fastcall. Add WIN32_ANY for identifying all Win32 variants (Cygwin, native, MinGW). Both of these are properly used in another ws. alloc.c, balloon-x.c, buffer.c, bytecode.c, callint.c, cm.c, cmdloop.c, cmds.c, console-gtk.c, console-gtk.h, console-msw.c, console-msw.h, console-stream.c, console-stream.h, console-tty.c, console-tty.h, console-x.c, console-x.h, console.c, console.h, device-gtk.c, device-msw.c, device-tty.c, device-x.c, device.c, device.h, devslots.h, dialog-gtk.c, dialog-msw.c, dialog-x.c, dialog.c, dired-msw.c, editfns.c, emacs.c, event-Xt.c, event-gtk.c, event-msw.c, event-stream.c, event-tty.c, event-unixoid.c, events.c, extents.c, extents.h, faces.c, fileio.c, fns.c, frame-gtk.c, frame-msw.c, frame-tty.c, frame-x.c, frame.c, frame.h, glyphs-eimage.c, glyphs-gtk.c, glyphs-msw.c, glyphs-widget.c, glyphs-x.c, glyphs.c, glyphs.h, gui-gtk.c, gui-msw.c, gui-x.c, gui.c, gutter.c, input-method-xlib.c, intl-encap-win32.c, intl-win32.c, keymap.c, lisp.h, macros.c, menubar-gtk.c, menubar-msw.c, menubar-x.c, menubar.c, menubar.h, minibuf.c, mule-charset.c, nt.c, objects-gtk.c, objects-gtk.h, objects-msw.c, objects-msw.h, objects-tty.c, objects-tty.h, objects-x.c, objects-x.h, objects.c, objects.h, postgresql.c, print.c, process.h, redisplay-gtk.c, redisplay-msw.c, redisplay-output.c, redisplay-tty.c, redisplay-x.c, redisplay.c, redisplay.h, scrollbar-gtk.c, scrollbar-msw.c, scrollbar-x.c, scrollbar.c, select-gtk.c, select-msw.c, select-x.c, select.c, signal.c, sound.c, specifier.c, symbols.c, syntax.c, sysdep.c, syssignal.h, syswindows.h, toolbar-common.c, toolbar-gtk.c, toolbar-msw.c, toolbar-x.c, toolbar.c, unicode.c, window.c, window.h: The following are the major changes made: (1) Separation of various header files into an external and an internal version, similar to the existing separation of process.h and procimpl.h. Eventually this should be done for all Lisp objects. The external version has the same name as currently; the internal adds -impl. The external file has XFOO() macros for objects, but the structure is opaque and defined only in the internal file. It's now reasonable to move all prototypes in lisp.h into the appropriate external file, and this should be done. Currently, separation has been done on extents.h, objects*.h, console.h, device.h, frame.h, and window.h. For c/d/f/w, the most basic properties are available in the external header file, with the macros resolving to functions. In the internal header file, the macros are redefined to directly access the structure. Also, the global MARK_FOO_CHANGED macros have been made into functions so that they can be accessed without needing to include lots of -impl headers -- they are used in almost exclusively in non-time-critical functions, and take up enough time that the function overhead will be negligible. Similarly, the function overhead from making the basic properties mentioned above into functions is negligible, and code that does heavy accessing of c/d/f/w structures inevitably ends up needing the internal header files, anyway. (2) More face changes. -- Major rewrite of objects-msw.c. Now handles wildcard specs properly, rather than "truenaming" (or even worse, signalling an error, which previously happened with some of the fallbacks if you tried to use them in make-font-instance!). -- Split charset matching of fonts into two stages -- one to find a font specifically designed for a particular charset (by examining its registry), the second to find a Unicode font that can support the charset. This needs to proceed as two complete, separate instantiations in order to work properly (otherwise many of the fonts in the HELLO page look wrong). This should also make it easy to support iso10646 (Unicode) fonts under X. -- All default values for fonts are now completely specified in the fallbacks. Stuff from mule-x-init.el has all been moved here, merged with the existing specs, and totally rethought so you get sensible results. (HELLO now looks much better!). -- Generalize the "default X/GTK device" stuff into a per-device-type "default device". -- Add mswindows-{set-}charset-registry. In time, charset<->code-page conversion functions will be removed. -- Wrap protective code around calls to compute device specifier tags, and do this computation before calling the face initialization code because the latter may need these tags to be correctly updated. (3) Other changes. EmacsFrame.c, glyphs-msw.c, eval.c, gui-x.c, intl-encap-win32.c, search.c, signal.c, toolbar-msw.c, unicode.c: Warning fixes. config.h.in: #undefs meant to be frobbed by configure *MUST* go inside of #ifndef WIN32_NO_CONFIGURE, and everything else *MUST* go outside! eval.c: Let detailed backtraces be detailed. specifier.c: Don't override user's print-string-length/print-length settings. glyphs.c: New function image-instance-instantiator. config.h.in, sysdep.c: Changes for fastcall. sysdep.c, nt.c: Fix up a previous botched patch that tried to add support for both EEXIST and EACCES. IF THE BOTCHED PATCH WENT INTO 21.4, THIS FIXUP NEEDS TO GO IN, TOO. search.c: Fix *evil* crash due to incorrect synching of syntax-cache code with 21.1. THIS SHOULD GO INTO 21.4.
author ben
date Thu, 20 Jun 2002 21:19:10 +0000
parents 987c2a685f39
children ceedb6eeaba8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1 ;;; find-paths.el --- setup various XEmacs paths
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3 ;; Copyright (C) 1985-1986, 1990, 1992-1997 Free Software Foundation, Inc.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4 ;; Copyright (c) 1993, 1994 Sun Microsystems, Inc.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5 ;; Copyright (C) 1995 Board of Trustees, University of Illinois
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
7 ;; Author: Mike Sperber <sperber@informatik.uni-tuebingen.de>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
8 ;; Maintainer: XEmacs Development Team
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
9 ;; Keywords: internal, dumped
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
10
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
11 ;; This file is part of XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
12
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
13 ;; XEmacs is free software; you can redistribute it and/or modify it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
14 ;; under the terms of the GNU General Public License as published by
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
15 ;; the Free Software Foundation; either version 2, or (at your option)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
16 ;; any later version.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
17
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
18 ;; XEmacs is distributed in the hope that it will be useful, but
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
21 ;; General Public License for more details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
22
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
23 ;; You should have received a copy of the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
24 ;; along with XEmacs; see the file COPYING. If not, write to the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
25 ;; Free Software Foundation, 59 Temple Place - Suite 330,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
26 ;; Boston, MA 02111-1307, USA.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
27
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
28 ;;; Synched up with: Not in FSF.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
29
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
30 ;;; Commentary:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
31
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
32 ;; This file is dumped with XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
33
776
79940b592197 [xemacs-hg @ 2002-03-15 07:43:14 by ben]
ben
parents: 689
diff changeset
34 ;; This file contains basic library functionality for manipulating paths
79940b592197 [xemacs-hg @ 2002-03-15 07:43:14 by ben]
ben
parents: 689
diff changeset
35 ;; and path lists and finding paths in the XEmacs hierarchy.
79940b592197 [xemacs-hg @ 2002-03-15 07:43:14 by ben]
ben
parents: 689
diff changeset
36
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
37
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
38 ;;; Code:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
39
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
40 (defvar paths-version-control-filename-regexp
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
41 "^\\(RCS\\|CVS\\|SCCS\\)$"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
42 "File bases associated with version control.")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
43
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
44 (defvar paths-lisp-filename-regexp
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
45 "^\\(.*\\.elc?\\)$"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
46 "File bases that contain Lisp file.")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
47
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
48 (defvar paths-no-lisp-directory-regexp
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
49 (concat "\\(" paths-version-control-filename-regexp "\\)"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
50 "\\|"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
51 "\\(" paths-lisp-filename-regexp "\\)")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
52 "File bases that may not be directories containing Lisp code.")
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
53
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
54 (defun paths-find-recursive-path (directories &optional max-depth exclude-regexp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
55 "Return a list of the directory hierarchy underneath DIRECTORIES.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
56 The returned list is sorted by pre-order and lexicographically.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
57 MAX-DEPTH limits the depth of the search to MAX-DEPTH level,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
58 if it is a number. If MAX-DEPTH is NIL, the search depth is unlimited.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
59 EXCLUDE-REGEXP is a regexp that matches directory names to exclude
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
60 from the search."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
61 (let ((path '()))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
62 (while directories
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
63 (let ((directory (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
64 (expand-file-name
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
65 (car directories)))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
66 (if (paths-file-readable-directory-p directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
67 (let ((raw-entries
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
68 (if (equal 0 max-depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
69 '()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
70 (directory-files directory nil "^[^.-]")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
71 (reverse-dirs '()))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
72 (while raw-entries
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
73 (if (not (and exclude-regexp
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 442
diff changeset
74 (string-match exclude-regexp (car raw-entries))))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
75 (setq reverse-dirs
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
76 (cons (expand-file-name (car raw-entries) directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
77 reverse-dirs)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
78 (setq raw-entries (cdr raw-entries)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
79
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
80 (let ((sub-path
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
81 (paths-find-recursive-path (reverse reverse-dirs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
82 (if (numberp max-depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
83 (- max-depth 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
84 max-depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
85 exclude-regexp)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
86 (setq path (nconc path
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
87 (list directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
88 sub-path))))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
89 (setq directories (cdr directories)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
90 path))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
91
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
92 (defun paths-file-readable-directory-p (filename)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
93 "Check if filename is a readable directory."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
94 (and (file-directory-p filename)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
95 (file-readable-p filename)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
96
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
97 (defun paths-find-recursive-load-path (directories &optional max-depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
98 "Construct a recursive load path underneath DIRECTORIES."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
99 (paths-find-recursive-path directories
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
100 max-depth paths-no-lisp-directory-regexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
101
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
102 (defun paths-emacs-root-p (directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
103 "Check if DIRECTORY is a plausible installation root for XEmacs."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
104 (or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
105 ;; installed
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
106 (paths-file-readable-directory-p (paths-construct-path (list directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
107 "lib"
689
6a0eecc6df0e [xemacs-hg @ 2001-12-06 09:35:50 by michaels]
michaels
parents: 531
diff changeset
108 (construct-emacs-version-name))))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
109 ;; in-place or windows-nt
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
110 (and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
111 (paths-file-readable-directory-p (paths-construct-path (list directory "lisp")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
112 (paths-file-readable-directory-p (paths-construct-path (list directory "etc"))))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
113
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
114 (defun paths-root-in-place-p (root)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
115 "Check if ROOT is an in-place installation root for XEmacs."
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
116 (paths-file-readable-directory-p (paths-construct-path (list root "lisp"))))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
117
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
118 (defun paths-chase-symlink (file-name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
119 "Chase a symlink until the bitter end."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
120 (let ((maybe-symlink (file-symlink-p file-name)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
121 (if maybe-symlink
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
122 (let* ((directory (file-name-directory file-name))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
123 (destination (expand-file-name maybe-symlink directory)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
124 (paths-chase-symlink destination))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
125 file-name)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
126
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
127 (defun paths-find-emacs-root
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
128 (invocation-directory invocation-name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
129 "Find the run-time root of XEmacs."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
130 (let* ((executable-file-name (paths-chase-symlink
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
131 (concat invocation-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
132 invocation-name)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
133 (executable-directory (file-name-directory executable-file-name))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
134 (maybe-root-1 (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
135 (paths-construct-path '("..") executable-directory)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
136 (maybe-root-2 (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
137 (paths-construct-path '(".." "..") executable-directory))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
138 (or (and (paths-emacs-root-p maybe-root-1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
139 maybe-root-1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
140 (and (paths-emacs-root-p maybe-root-2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
141 maybe-root-2))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
142
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
143 (defun paths-construct-path (components &optional expand-directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
144 "Convert list of path components COMPONENTS into a path.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
145 If EXPAND-DIRECTORY is non-NIL, use it as a directory to feed
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
146 to EXPAND-FILE-NAME."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
147 (let* ((reverse-components (reverse components))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
148 (last-component (car reverse-components))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
149 (first-components (reverse (cdr reverse-components)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
150 (path
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
151 (apply #'concat
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
152 (append (mapcar #'file-name-as-directory first-components)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
153 (list last-component)))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
154 (if expand-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
155 (expand-file-name path expand-directory)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
156 path)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
157
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
158 (defun paths-construct-emacs-directory (root suffix base)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
159 "Construct a directory name within the XEmacs hierarchy."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
160 (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
161 (expand-file-name
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
162 (concat
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
163 (file-name-as-directory root)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
164 suffix
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
165 base))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
166
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
167 (defun paths-find-emacs-directory (roots suffix base
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
168 &optional envvar default keep-suffix
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
169 in-place-external)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
170 "Find a directory in the XEmacs hierarchy.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
171 ROOTS must be a list of installation roots.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
172 SUFFIX is the subdirectory from there.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
173 BASE is the base to look for.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
174 ENVVAR is the name of the environment variable that might also
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
175 specify the directory.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
176 DEFAULT is the preferred value.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
177 If KEEP-SUFFIX is non-nil, the suffix must be respected in searching
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
178 the directory.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
179 If IN-PLACE-EXTERNAL is non-nil, the directory might be found outside
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
180 an in-place root-hierarchy."
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
181 (let ((preferred-value (or (and envvar (getenv envvar))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
182 default)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
183 (if (and preferred-value
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
184 (paths-file-readable-directory-p preferred-value))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
185 (file-name-as-directory preferred-value)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
186 (catch 'gotcha
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
187 (while roots
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
188 (let ((root (car roots)))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
189 ;; installed
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
190 (let ((path (paths-construct-emacs-directory root suffix base)))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
191 (if (paths-file-readable-directory-p path)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
192 (throw 'gotcha path)))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
193 ;; in-place
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
194 (if (null keep-suffix)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
195 (let ((path (paths-construct-emacs-directory root "" base)))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
196 (if (paths-file-readable-directory-p path)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
197 (throw 'gotcha path))))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
198 (if (and in-place-external
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
199 (paths-root-in-place-p root))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
200 (let ((path (paths-construct-emacs-directory
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
201 (paths-construct-path '("..") root)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
202 "" base)))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
203 (if (paths-file-readable-directory-p path)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
204 (throw 'gotcha path)))))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
205 (setq roots (cdr roots)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
206 nil))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
207
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
208 (defun paths-find-site-directory (roots base &optional envvar default in-place-external)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
209 "Find a site-specific directory in the XEmacs hierarchy.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
210 If IN-PLACE-EXTERNAL is non-nil, the directory might be found outside
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
211 an in-place root-hierarchy."
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
212 (paths-find-emacs-directory roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
213 (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
214 (paths-construct-path (list
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
215 "lib"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
216 emacs-program-name)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
217 base
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
218 envvar default
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
219 nil
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
220 in-place-external))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
221
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
222 (defun paths-find-version-directory (roots base
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
223 &optional envvar default enforce-version)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
224 "Find a version-specific directory in the XEmacs hierarchy.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
225 If ENFORCE-VERSION is non-nil, the directory must contain the XEmacs version."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
226 (paths-find-emacs-directory roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
227 (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
228 (paths-construct-path
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
229 (list "lib"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
230 (construct-emacs-version-name))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
231 base
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
232 envvar default
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
233 enforce-version))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
234
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
235 (defun paths-find-architecture-directory (roots base &optional envvar default)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
236 "Find an architecture-specific directory in the XEmacs hierarchy."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
237 (or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
238 ;; from more to less specific
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
239 (paths-find-version-directory roots
865
987c2a685f39 [xemacs-hg @ 2002-06-04 16:45:42 by michaels]
michaels
parents: 776
diff changeset
240 (paths-construct-path
987c2a685f39 [xemacs-hg @ 2002-06-04 16:45:42 by michaels]
michaels
parents: 776
diff changeset
241 (list system-configuration base))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
242 envvar default)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
243 (paths-find-version-directory roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
244 base
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
245 envvar)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
246 (paths-find-version-directory roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
247 system-configuration
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
248 envvar)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
249
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
250 (defun construct-emacs-version-name ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
251 "Construct the raw XEmacs version number."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
252 (concat emacs-program-name "-" emacs-program-version))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
253
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
254 (defun paths-directories-which-exist (directories)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
255 "Return the directories among DIRECTORIES."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
256 (let ((reverse-directories '()))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
257 (while directories
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
258 (if (paths-file-readable-directory-p (car directories))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
259 (setq reverse-directories
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
260 (cons (car directories)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
261 reverse-directories)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
262 (setq directories (cdr directories)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
263 (reverse reverse-directories)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
264
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
265 (defun paths-uniq-append (list-1 list-2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
266 "Append LIST-1 and LIST-2, omitting duplicates."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
267 (let ((reverse-survivors '()))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
268 (while list-2
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
269 (if (null (member (car list-2) list-1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
270 (setq reverse-survivors (cons (car list-2) reverse-survivors)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
271 (setq list-2 (cdr list-2)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
272 (append list-1
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
273 (reverse reverse-survivors))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
274
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
275 (defun paths-filter (predicate list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
276 "Delete all matches of PREDICATE from LIST."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
277 (let ((reverse-result '()))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
278 (while list
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
279 (if (funcall predicate (car list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
280 (setq reverse-result (cons (car list) reverse-result)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
281 (setq list (cdr list)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
282 (nreverse reverse-result)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
283
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
284 (defun paths-decode-directory-path (string &optional drop-empties)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
285 "Split STRING at path separators into a directory list.
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 428
diff changeset
286 Non-\"\" components are converted into directory form.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
287 If DROP-EMPTIES is non-NIL, \"\" components are dropped from the output.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
288 Otherwise, they are left alone."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
289 (let* ((components (split-path string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
290 (directories
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
291 (mapcar #'(lambda (component)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
292 (if (string-equal "" component)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
293 component
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
294 (file-name-as-directory component)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
295 components)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
296 (if drop-empties
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
297 (paths-filter #'(lambda (component)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
298 (null (string-equal "" component)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
299 directories)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
300 directories)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
301
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
302 (defun paths-find-emacs-roots (invocation-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
303 invocation-name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
304 "Find all plausible installation roots for XEmacs."
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
305 (let* ((potential-invocation-root
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
306 (paths-find-emacs-root invocation-directory invocation-name))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
307 (invocation-roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
308 (and potential-invocation-root
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
309 (list potential-invocation-root)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
310 (potential-installation-roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
311 (paths-uniq-append
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
312 (and configure-exec-prefix-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
313 (list (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
314 configure-exec-prefix-directory)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
315 (and configure-prefix-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
316 (list (file-name-as-directory
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
317 configure-prefix-directory)))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
318 (installation-roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
319 (paths-filter #'paths-emacs-root-p potential-installation-roots)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
320 (paths-uniq-append invocation-roots
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
321 installation-roots)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
322
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
323 ;;; find-paths.el ends here