From e0ebae448192dfca959057697e83b3d29a03269e Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicholas.marriott@gmail.com>
Date: Sun, 7 Jun 2026 16:11:38 +0100
Subject: [PATCH] Fix a couple of tests and add -f/dev/null to them all.

---
 regress/am-terminal.sh               |  4 ++--
 regress/border-arrows.sh             |  4 ++--
 regress/capture-pane-hyperlink.sh    |  2 +-
 regress/capture-pane-sgr0.sh         |  2 +-
 regress/combine-test.sh              |  2 +-
 regress/command-order.sh             |  2 +-
 regress/conf-syntax.sh               |  2 +-
 regress/control-client-sanity.sh     |  2 +-
 regress/control-client-size.sh       |  2 +-
 regress/copy-mode-test-emacs.sh      |  2 +-
 regress/cursor-test1.sh              |  2 +-
 regress/cursor-test2.sh              |  2 +-
 regress/cursor-test3.sh              |  2 +-
 regress/cursor-test4.sh              |  2 +-
 regress/decrqm-sync.sh               | 29 +++++++++++++---------------
 regress/format-strings.sh            |  2 +-
 regress/has-session-return.sh        |  2 +-
 regress/if-shell-TERM.sh             |  2 +-
 regress/if-shell-error.sh            |  2 +-
 regress/if-shell-nested.sh           |  2 +-
 regress/input-keys.sh                |  2 +-
 regress/kill-session-process-exit.sh |  2 +-
 regress/new-session-base-index.sh    |  2 +-
 regress/new-session-command.sh       |  2 +-
 regress/new-session-environment.sh   |  4 ++--
 regress/new-session-no-client.sh     |  2 +-
 regress/new-session-size.sh          |  2 +-
 regress/new-window-command.sh        |  2 +-
 regress/osc-11colours.sh             |  2 +-
 regress/run-shell-output.sh          |  2 +-
 regress/session-group-resize.sh      |  2 +-
 regress/style-trim.sh                |  4 ++--
 regress/tty-keys.sh                  |  4 ++--
 regress/utf8-test.sh                 |  2 +-
 34 files changed, 51 insertions(+), 54 deletions(-)

diff --git a/regress/am-terminal.sh b/regress/am-terminal.sh
index 94033468..bf1cabfe 100644
--- a/regress/am-terminal.sh
+++ b/regress/am-terminal.sh
@@ -4,9 +4,9 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
-TMUX2="$TEST_TMUX -Ltest2"
+TMUX2="$TEST_TMUX -Ltest2 -f/dev/null"
 $TMUX2 kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/border-arrows.sh b/regress/border-arrows.sh
index 7e7bffd0..ea571b05 100644
--- a/regress/border-arrows.sh
+++ b/regress/border-arrows.sh
@@ -11,9 +11,9 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
-TMUX_OUTER="$TEST_TMUX -Ltest2"
+TMUX_OUTER="$TEST_TMUX -Ltest2 -f/dev/null"
 $TMUX_OUTER kill-server 2>/dev/null
 
 trap "$TMUX kill-server 2>/dev/null; $TMUX_OUTER kill-server 2>/dev/null" 0 1 15
diff --git a/regress/capture-pane-hyperlink.sh b/regress/capture-pane-hyperlink.sh
index bcd053b4..80092e7f 100644
--- a/regress/capture-pane-hyperlink.sh
+++ b/regress/capture-pane-hyperlink.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 TMP=$(mktemp)
 TMP2=$(mktemp)
 trap "rm -f $TMP $TMP2" 0 1 15
diff --git a/regress/capture-pane-sgr0.sh b/regress/capture-pane-sgr0.sh
index 5d21ccc4..7c9c3231 100644
--- a/regress/capture-pane-sgr0.sh
+++ b/regress/capture-pane-sgr0.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/combine-test.sh b/regress/combine-test.sh
index 14fa709b..a4d4f368 100644
--- a/regress/combine-test.sh
+++ b/regress/combine-test.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/command-order.sh b/regress/command-order.sh
index 04046f0d..775768a6 100644
--- a/regress/command-order.sh
+++ b/regress/command-order.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/conf-syntax.sh b/regress/conf-syntax.sh
index 96d35140..49b9710b 100644
--- a/regress/conf-syntax.sh
+++ b/regress/conf-syntax.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 for i in conf/*.conf; do
diff --git a/regress/control-client-sanity.sh b/regress/control-client-sanity.sh
index 48ffd0ee..f6c36e1b 100644
--- a/regress/control-client-sanity.sh
+++ b/regress/control-client-sanity.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/control-client-size.sh b/regress/control-client-size.sh
index dc275e52..7d5e1dc2 100644
--- a/regress/control-client-size.sh
+++ b/regress/control-client-size.sh
@@ -8,7 +8,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/copy-mode-test-emacs.sh b/regress/copy-mode-test-emacs.sh
index ad863030..a5b69c67 100644
--- a/regress/copy-mode-test-emacs.sh
+++ b/regress/copy-mode-test-emacs.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -f/dev/null -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 $TMUX new -d -x40 -y10 \
diff --git a/regress/cursor-test1.sh b/regress/cursor-test1.sh
index 2dc20539..73a336be 100644
--- a/regress/cursor-test1.sh
+++ b/regress/cursor-test1.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -f/dev/null -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/cursor-test2.sh b/regress/cursor-test2.sh
index 9791f567..3de80fda 100644
--- a/regress/cursor-test2.sh
+++ b/regress/cursor-test2.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/cursor-test3.sh b/regress/cursor-test3.sh
index 8bb4bd6f..e4881c79 100644
--- a/regress/cursor-test3.sh
+++ b/regress/cursor-test3.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/cursor-test4.sh b/regress/cursor-test4.sh
index 2bf1bb0e..8f4dfa5c 100644
--- a/regress/cursor-test4.sh
+++ b/regress/cursor-test4.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/decrqm-sync.sh b/regress/decrqm-sync.sh
index bca57dca..7f8c3f61 100644
--- a/regress/decrqm-sync.sh
+++ b/regress/decrqm-sync.sh
@@ -9,16 +9,12 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 sleep 1
 
 TMP=$(mktemp)
-TMP2=$(mktemp)
-TMP3=$(mktemp)
-TMP4=$(mktemp)
-TMP5=$(mktemp)
-trap "rm -f $TMP $TMP2 $TMP3 $TMP4 $TMP5; $TMUX kill-server 2>/dev/null" 0 1 15
+trap "rm -f $TMP; $TMUX kill-server 2>/dev/null" 0 1 15
 
 $TMUX -f/dev/null new -d -x80 -y24 || exit 1
 sleep 1
@@ -35,13 +31,14 @@ query_decrpm() {
 	_outfile=$1
 	_mode=$2
 	_setup=$3
+	_n=$4
 
 	$TMUX respawnw -k -t:0 -- sh -c "
 		exec 2>/dev/null
 		stty raw -echo
 		${_setup:+printf '$_setup'; sleep 0.2}
 		printf '\033[%s\$p' "$_mode"
-		dd bs=1 count=11 2>/dev/null | cat -v > $_outfile
+		dd bs=1 count=$_n 2>/dev/null | cat -v > $_outfile
 		sleep 0.2
 	" || exit 1
 	sleep 2
@@ -50,7 +47,7 @@ query_decrpm() {
 # ------------------------------------------------------------------
 # Test 1: mode 2026 should be reset by default (Ps=2)
 # ------------------------------------------------------------------
-query_decrpm "$TMP" "?2026"
+query_decrpm "$TMP" "?2026" '' 11
 
 actual=$(cat "$TMP")
 expected='^[[?2026;2$y'
@@ -67,9 +64,9 @@ fi
 # ------------------------------------------------------------------
 # Test 2: set mode 2026 (SM ?2026), then query (expect Ps=1)
 # ------------------------------------------------------------------
-query_decrpm "$TMP2" "?2026" '\033[?2026h'
+query_decrpm "$TMP" "?2026" '\033[?2026h' 11
 
-actual=$(cat "$TMP2")
+actual=$(cat "$TMP")
 expected='^[[?2026;1$y'
 
 if [ "$actual" = "$expected" ]; then
@@ -84,9 +81,9 @@ fi
 # ------------------------------------------------------------------
 # Test 3: mode 25 should return current value
 # ------------------------------------------------------------------
-query_decrpm "$TMP3" "?25" '\033[?25l'
+query_decrpm "$TMP" "?25" '\033[?25l' 9
 
-actual=$(cat "$TMP3")
+actual=$(cat "$TMP")
 expected='^[[?25;2$y'
 
 if [ "$actual" = "$expected" ]; then
@@ -101,9 +98,9 @@ fi
 # ------------------------------------------------------------------
 # Test 4: mode ?9999 should return not recognized
 # ------------------------------------------------------------------
-query_decrpm "$TMP4" "?9999" '\033[?9999h'
+query_decrpm "$TMP" "?9999" '\033[?9999h' 11
 
-actual=$(cat "$TMP4")
+actual=$(cat "$TMP")
 expected='^[[?9999;0$y'
 
 if [ "$actual" = "$expected" ]; then
@@ -122,9 +119,9 @@ exit $exit_status
 # ------------------------------------------------------------------
 # Test 5: mode 4 is reset by default
 # ------------------------------------------------------------------
-query_decrpm "$TMP5" "4" '\033[4h'
+query_decrpm "$TMP" "4" '\033[4h' 11
 
-actual=$(cat "$TMP5")
+actual=$(cat "$TMP")
 expected='^[[4;1$y'
 
 if [ "$actual" = "$expected" ]; then
diff --git a/regress/format-strings.sh b/regress/format-strings.sh
index e9bf8b0f..8d192ed2 100644
--- a/regress/format-strings.sh
+++ b/regress/format-strings.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 
 # test_format $format $expected_result
 test_format()
diff --git a/regress/has-session-return.sh b/regress/has-session-return.sh
index 5cc30f05..a7d76ad8 100644
--- a/regress/has-session-return.sh
+++ b/regress/has-session-return.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 $TMUX -f/dev/null has -tfoo </dev/null 2>/dev/null && exit 1
diff --git a/regress/if-shell-TERM.sh b/regress/if-shell-TERM.sh
index 5967a58f..21846fd1 100644
--- a/regress/if-shell-TERM.sh
+++ b/regress/if-shell-TERM.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/if-shell-error.sh b/regress/if-shell-error.sh
index 271e160b..2eab8f7c 100644
--- a/regress/if-shell-error.sh
+++ b/regress/if-shell-error.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/if-shell-nested.sh b/regress/if-shell-nested.sh
index 976c6738..434775c4 100644
--- a/regress/if-shell-nested.sh
+++ b/regress/if-shell-nested.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/input-keys.sh b/regress/input-keys.sh
index 96d2d5e8..e2fc41f5 100644
--- a/regress/input-keys.sh
+++ b/regress/input-keys.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 sleep 1
 $TMUX -f/dev/null new -x20 -y2 -d \; set -g escape-time 0 || exit 1
diff --git a/regress/kill-session-process-exit.sh b/regress/kill-session-process-exit.sh
index 82cd7412..04617ca2 100644
--- a/regress/kill-session-process-exit.sh
+++ b/regress/kill-session-process-exit.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 sleep 1
 
diff --git a/regress/new-session-base-index.sh b/regress/new-session-base-index.sh
index 337037c3..bb6dd594 100644
--- a/regress/new-session-base-index.sh
+++ b/regress/new-session-base-index.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/new-session-command.sh b/regress/new-session-command.sh
index 8dec322a..b2fc91db 100644
--- a/regress/new-session-command.sh
+++ b/regress/new-session-command.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/new-session-environment.sh b/regress/new-session-environment.sh
index 84062aba..e5404e67 100644
--- a/regress/new-session-environment.sh
+++ b/regress/new-session-environment.sh
@@ -5,14 +5,14 @@
 PATH=/bin:/usr/bin
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TERM=$($TMUX start \; show -gv default-terminal)
 TMP=$(mktemp)
 OUT=$(mktemp)
 SCRIPT=$(mktemp)
-#trap "rm -f $TMP $OUT $SCRIPT" 0 1 15
+trap "rm -f $TMP $OUT $SCRIPT" 0 1 15
 
 cat <<EOF >$SCRIPT
 (
diff --git a/regress/new-session-no-client.sh b/regress/new-session-no-client.sh
index 88c064cd..84fddaec 100644
--- a/regress/new-session-no-client.sh
+++ b/regress/new-session-no-client.sh
@@ -8,7 +8,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/new-session-size.sh b/regress/new-session-size.sh
index 89fc580d..029bd6ee 100644
--- a/regress/new-session-size.sh
+++ b/regress/new-session-size.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/new-window-command.sh b/regress/new-window-command.sh
index b83376e4..18349115 100644
--- a/regress/new-window-command.sh
+++ b/regress/new-window-command.sh
@@ -6,7 +6,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/osc-11colours.sh b/regress/osc-11colours.sh
index a049a49a..2fba76d8 100644
--- a/regress/osc-11colours.sh
+++ b/regress/osc-11colours.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 $TMUX new -d
diff --git a/regress/run-shell-output.sh b/regress/run-shell-output.sh
index fd9634d6..3b44504c 100644
--- a/regress/run-shell-output.sh
+++ b/regress/run-shell-output.sh
@@ -7,7 +7,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/session-group-resize.sh b/regress/session-group-resize.sh
index 84eb31a4..28e7a85e 100755
--- a/regress/session-group-resize.sh
+++ b/regress/session-group-resize.sh
@@ -10,7 +10,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
 
 TMP1=$(mktemp)
diff --git a/regress/style-trim.sh b/regress/style-trim.sh
index c90d647d..5b03482d 100644
--- a/regress/style-trim.sh
+++ b/regress/style-trim.sh
@@ -17,9 +17,9 @@ if command -v bash >/dev/null 2>&1; then
 fi
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
-TMUX2="$TEST_TMUX -Ltest2"
+TMUX2="$TEST_TMUX -Ltest2 -f/dev/null"
 $TMUX2 kill-server 2>/dev/null
 
 $TMUX2 -f/dev/null new -d "$TMUX -f/dev/null new -- $shell"
diff --git a/regress/tty-keys.sh b/regress/tty-keys.sh
index 0a1fe6bf..849f6f33 100644
--- a/regress/tty-keys.sh
+++ b/regress/tty-keys.sh
@@ -4,9 +4,9 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 $TMUX kill-server 2>/dev/null
-TMUX2="$TEST_TMUX -Ltest2"
+TMUX2="$TEST_TMUX -Ltest2 -f/dev/null"
 $TMUX2 kill-server 2>/dev/null
 
 TMP=$(mktemp)
diff --git a/regress/utf8-test.sh b/regress/utf8-test.sh
index 3b2b22c5..b3cf41bd 100644
--- a/regress/utf8-test.sh
+++ b/regress/utf8-test.sh
@@ -4,7 +4,7 @@ PATH=/bin:/usr/bin
 TERM=screen
 
 [ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
-TMUX="$TEST_TMUX -Ltest"
+TMUX="$TEST_TMUX -Ltest -f/dev/null"
 TMP=$(mktemp)
 trap "rm -f $TMP" 0 1 15
 $TMUX kill-server 2>/dev/null