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authorPaul Eggert <eggert@twinsun.com>2006-09-12 16:43:25 +0000
committerPaul Eggert <eggert@twinsun.com>2006-09-12 16:43:25 +0000
commit4b1aaa8b07cf2797b5a57e2a1fd88f3ec0aa41e2 (patch)
treee00adba73d181d3d8b6a111ebfc856a0a3acc454 /lisp/comint.el
parentafc05254f5403c9d977013c70e4391e7ac1643b6 (diff)
downloademacs-4b1aaa8b07cf2797b5a57e2a1fd88f3ec0aa41e2.tar.gz
* etc/NEWS: In terminal-oriented subshells, the EMACS environment
variable now defaults to Emacs's absolute file name, instead of to "t". * etc/PROBLEMS: Adjust tcsh advice for this. * make-dist (EMACS): Exit and fail if the EMACS environment variable is set to something other than an absolute file name. * lisp/comint.el (comint-exec-1): Set EMACS to the full name of Emacs, not to "t". * lisp/progmodes/compile.el (compilation-start): Likewise. * lisp/progmodes/idlwave.el (idlwave-rescan-asynchronously): Don't use expand-file-name on invocation-directory, since this might mishandle special characters in invocation-directory. * man/faq.texi (Escape sequences in shell output): EMACS is now set to Emacs's absolute file name, not to "t". (^M in the shell buffer): Likewise. * man/misc.texi (Interactive Shell): Likewise.
Diffstat (limited to 'lisp/comint.el')
-rw-r--r--lisp/comint.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/comint.el b/lisp/comint.el
index eb5c9f28a4e..5e223ef8f18 100644
--- a/lisp/comint.el
+++ b/lisp/comint.el
@@ -765,7 +765,8 @@ buffer. The hook `comint-exec-hook' is run after each exec."
(format "COLUMNS=%d" (window-width)))
(list "TERM=emacs"
(format "TERMCAP=emacs:co#%d:tc=unknown:" (window-width))))
- (if (getenv "EMACS") nil (list "EMACS=t"))
+ (unless (getenv "EMACS")
+ (list (concat "EMACS=" invocation-directory invocation-name)))
process-environment))
(default-directory
(if (file-accessible-directory-p default-directory)