(c-macro-expansion): Delete ??! trigraph in uniquestring.

[gnu-emacs] / lisp / paths.el

diff --git a/lisp/paths.el b/lisp/paths.el
index 843800042a867ad06e05e9bb5c285fc17e0d2b4e..842dab1534ba9e4a266d49c47dd3cfc53472f8d7 100644 (file)
--- a/lisp/paths.el
+++ b/lisp/paths.el
@@ -18,8 +18,9 @@
 ;; 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, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; 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:
 
@@ -48,7 +49,10 @@ They are searched in the order they are given in this list.
 Therefore, the directory of Info files that come with Emacs
 normally should come last (so that local files override standard ones).")
 
-(defvar news-path "/usr/spool/news/"
+(defvar news-path
+  (if (file-exists-p "/usr/spool/news/")
+      "/usr/spool/news/"
+    "/var/spool/news/")
   "The root directory below which all news files are stored.")
 
 (defvar news-inews-program
@@ -98,6 +102,9 @@ Will use `gnus-startup-file'-SERVER instead if exists.")
        ;; let's assume this dir is never used for anything else.
        ((file-exists-p "/var/mail")
         "/var/mail/")
+       ;; Many GNU/Linux systems use this name.
+       ((file-exists-p "/var/spool/mail")
+        "/var/spool/mail/")
        ((memq system-type '(dgux hpux usg-unix-v unisoft-unix rtu irix))
         "/usr/mail/")
        (t "/usr/spool/mail/"))
@@ -112,6 +119,28 @@ Its name should end with a slash.")
     (t "fakemail"))                    ;In ../etc, to interface to /bin/mail.
   "Program used to send messages.")
 
+(defconst remote-shell-program
+  (cond
+   ;; Some systems use rsh for the remote shell; others use that name for the
+   ;; restricted shell and use remsh for the remote shell.  Let's try to guess
+   ;; based on what we actually find out there.  The restricted shell is
+   ;; almost certainly in /bin or /usr/bin, so it's probably safe to assume
+   ;; that an rsh found elsewhere is the remote shell program.  The converse
+   ;; is not true: /usr/bin/rsh could be either one, so check that last.
+   ((file-exists-p "/usr/ucb/remsh") "/usr/ucb/remsh")
+   ((file-exists-p "/usr/bsd/remsh") "/usr/bsd/remsh")
+   ((file-exists-p "/bin/remsh") "/bin/remsh")
+   ((file-exists-p "/usr/bin/remsh") "/usr/bin/remsh")
+   ((file-exists-p "/usr/local/bin/remsh") "/usr/local/bin/remsh")
+   ((file-exists-p "/usr/ucb/rsh") "/usr/ucb/rsh")
+   ((file-exists-p "/usr/bsd/rsh") "/usr/bsd/rsh")
+   ((file-exists-p "/usr/local/bin/rsh") "/usr/local/bin/rsh")
+   ((file-exists-p "/usr/bin/rcmd") "/usr/bin/rcmd")
+   ((file-exists-p "/bin/rcmd") "/bin/rcmd")
+   ((file-exists-p "/bin/rsh") "/bin/rsh")
+   ((file-exists-p "/usr/bin/rsh") "/usr/bin/rsh")
+   (t "rsh")))
+
 (defconst term-file-prefix (if (eq system-type 'vax-vms) "[.term]" "term/")
   "If non-nil, Emacs startup does (load (concat term-file-prefix (getenv \"TERM\")))
 You may set this variable to nil in your `.emacs' file if you do not wish
@@ -120,7 +149,7 @@ the terminal-initialization file to be loaded.")
 (defconst abbrev-file-name 
   (if (eq system-type 'vax-vms)
       "~/abbrev.def"
-    "~/.abbrev_defs")
+    (convert-standard-filename "~/.abbrev_defs"))
   "*Default name of file to read abbrevs from.")
 
 ;;; paths.el ends here