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-rwxr-xr-xtools/testing/selftests/ftrace/ftracetest11
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
index d987bbec675f..75244db70331 100755
--- a/tools/testing/selftests/ftrace/ftracetest
+++ b/tools/testing/selftests/ftrace/ftracetest
@@ -167,11 +167,18 @@ if [ -t 1 -a "$ncolors" -a "$ncolors" -ge 8 ]; then
color_blue="\e[34m"
fi
+strip_esc() {
+ # busybox sed implementation doesn't accept "\x1B", so use [:cntrl:] instead.
+ sed -E "s/[[:cntrl:]]\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g"
+}
+
prlog() { # messages
- [ -z "$LOG_FILE" ] && echo -e "$@" || echo -e "$@" | tee -a $LOG_FILE
+ echo -e "$@"
+ [ "$LOG_FILE" ] && echo -e "$@" | strip_esc >> $LOG_FILE
}
catlog() { #file
- [ -z "$LOG_FILE" ] && cat $1 || cat $1 | tee -a $LOG_FILE
+ cat $1
+ [ "$LOG_FILE" ] && cat $1 | strip_esc >> $LOG_FILE
}
prlog "=== Ftrace unit tests ==="