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master ff3965795fb: ; * lisp/progmodes/gdb-mi.el (gdb-load-history): Add

From: Eli Zaretskii
Subject: master ff3965795fb: ; * lisp/progmodes/gdb-mi.el (gdb-load-history): Add doc string.
Date: Thu, 21 Dec 2023 06:57:32 -0500 (EST)

branch: master
commit ff3965795fb80681111708e104f1edd32bdb6199
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    ; * lisp/progmodes/gdb-mi.el (gdb-load-history): Add doc string.
 lisp/progmodes/gdb-mi.el | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lisp/progmodes/gdb-mi.el b/lisp/progmodes/gdb-mi.el
index cbb165a6a0c..b92514b4d0a 100644
--- a/lisp/progmodes/gdb-mi.el
+++ b/lisp/progmodes/gdb-mi.el
@@ -818,6 +818,9 @@ NOARG must be t when this macro is used outside `gud-def'."
 (defvar gdb-control-level 0)
 (defun gdb-load-history ()
+  "Load GDB history from a history file.
+The name of the history file is given by environment variable GDBHISTFILE,
+falling back to \".gdb_history\" and \".gdbinit\"."
   (when (ring-empty-p comint-input-ring) ; cf shell-mode
     (let ((hfile (expand-file-name (or (getenv "GDBHISTFILE")
                                       (if (eq system-type 'ms-dos)

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