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-rw-r--r--lisp/startup.el6
1 files changed, 6 insertions, 0 deletions
diff --git a/lisp/startup.el b/lisp/startup.el
index f18795ae6ac..738eec772ec 100644
--- a/lisp/startup.el
+++ b/lisp/startup.el
@@ -854,6 +854,12 @@ It is the default value of the variable `top-level'."
;; We are careful to do it late (after term-setup-hook), although the
;; new multi-tty code does not use $TERM any more there anyway.
(setenv "TERM" "dumb")
+ ;; Similarly, a subprocess should not try to invoke a pager, as most
+ ;; pagers will fail in a dumb terminal. Many programs default to
+ ;; using "less" when PAGER is unset, so set PAGER to "cat"; using cat
+ ;; as a pager is equivalent to not using a pager at all.
+ (when (executable-find "cat")
+ (setenv "PAGER" "cat"))
;; Remove DISPLAY from the process-environment as well. This allows
;; `callproc.c' to give it a useful adaptive default which is either
;; the value of the `display' frame-parameter or the DISPLAY value