On Mon, 28 May 2018 01:32:58 +0900
Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:
> Hi Steve,
>
> On Fri, 25 May 2018 17:13:53 -0400
> Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
>
> > On Fri, 25 May 2018 17:12:29 -0400
> > Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> >
> >
> > > #!/bin/sh
> >
> > Hmm, I think I need to make this #!/bin/bash
> >
> > > test_trace() {
> > > file=$1
> > > x=$2
> > >
> > > cat $file | while read line; do
> > > if [ "$line" != "${line/\#/}" ]; then
> > > continue
> > > fi
> > > echo "testing $line for >$x<"
> > > if [ "$line" == "${line/>$x</}" ]; then
> >
> > The ${line/>$x</} is unique to bash I believe.
>
> Hmm, could you try to use only posix-shell based test ?
> Since I would like to keep this can run on small
> environment, like busybox, etc.
>
Like something like this?
-- Steve
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
index c6c50a2..3a3c33d 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
@@ -41,11 +41,13 @@ test_trace() {
x=$2
cat $file | while read line; do
- if [ "$line" != "${line/\#/}" ]; then
+ comment=`echo $line | sed -e 's/^#//'`
+ if [ "$line" != "$comment" ]; then
continue
fi
echo "testing $line for >$x<"
- if [ "$line" == "${line/>$x</}" ]; then
+ match=`echo $line | sed -e "s/>$x<//"`
+ if [ "$line" == "$match" ]; then
fail "$line does not have >$x< in it"
fi
let x=$x+2
--
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