(Man-getpage-in-background): Force recent `man's to output

escape sequences even when stdout is not a tty.  (Bug#1142)

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index d07e5becd857ef10a3e158556d7adc4d02efe9b2..3ac0b618b6d0d161b57e2f235b01c74bce564640 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2008-10-16  Glenn Morris  <rgm@gnu.org>
+
+       * man.el (Man-getpage-in-background): Force recent `man's to output
+       escape sequences even when stdout is not a tty.  (Bug#1142)
+
 2008-10-15  Teodor Zlatanov  <tzz@lifelogs.com>
 
        * international/mule-conf.el: Add `utf8' and `UTF8' as

diff --git a/lisp/man.el b/lisp/man.el
index 353a9032992f28e00656346150ad66cb806e7dcd..5b77b0b12d6bde22421caefa58bb140c7b163d7a 100644 (file)
--- a/lisp/man.el
+++ b/lisp/man.el
@@ -829,6 +829,10 @@ all sections related to a subject, put something appropriate into the
                              (Man-width (frame-width))
                              ((window-width))))))
        (setenv "GROFF_NO_SGR" "1")
+       ;; Since man-db 2.4.3-1, man writes plain text with no escape
+       ;; sequences when stdout is not a tty.  In 2.5.0, the following
+       ;; env-var was added to allow control of this (see Debian Bug#340673).
+       (setenv "MAN_KEEP_FORMATTING" "1")
        (if (fboundp 'start-process)
            (set-process-sentinel
             (start-process manual-program buffer