tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: event trigger - test synthetic_events syntax parser
   4 # requires: set_event synthetic_events
   5
   6 do_reset() {
   7     reset_trigger
   8     echo > set_event
   9     clear_trace
  10 }
  11
  12 fail() { #msg
  13     do_reset
  14     echo $1
  15     exit_fail
  16 }
  17
  18 reset_tracer
  19 do_reset
  20
  21 echo "Test synthetic_events syntax parser"
  22
  23 echo > synthetic_events
  24
  25 # synthetic event must have a field
  26 ! echo "myevent" >> synthetic_events
  27 echo "myevent u64 var1" >> synthetic_events
  28
  29 # synthetic event must be found in synthetic_events
  30 grep "myevent[[:space:]]u64 var1" synthetic_events
  31
  32 # it is not possible to add same name event
  33 ! echo "myevent u64 var2" >> synthetic_events
  34
  35 # make sure !synthetic event doesn't require a field
  36 echo "!myevent" >> synthetic_events
  37 echo "myevent u64 var1" >> synthetic_events
  38
  39 # Non-append open will cleanup all events and add new one
  40 echo "myevent u64 var2" > synthetic_events
  41
  42 # multiple fields with different spaces
  43 echo "myevent u64 var1; u64 var2;" > synthetic_events
  44 grep "myevent[[:space:]]u64 var1; u64 var2" synthetic_events
  45 echo "myevent u64 var1 ; u64 var2 ;" > synthetic_events
  46 grep "myevent[[:space:]]u64 var1; u64 var2" synthetic_events
  47 echo "myevent u64 var1 ;u64 var2" > synthetic_events
  48 grep "myevent[[:space:]]u64 var1; u64 var2" synthetic_events
  49
  50 # test field types
  51 echo "myevent u32 var" > synthetic_events
  52 echo "myevent u16 var" > synthetic_events
  53 echo "myevent u8 var" > synthetic_events
  54 echo "myevent s64 var" > synthetic_events
  55 echo "myevent s32 var" > synthetic_events
  56 echo "myevent s16 var" > synthetic_events
  57 echo "myevent s8 var" > synthetic_events
  58
  59 echo "myevent char var" > synthetic_events
  60 echo "myevent int var" > synthetic_events
  61 echo "myevent long var" > synthetic_events
  62 echo "myevent pid_t var" > synthetic_events
  63
  64 echo "myevent unsigned char var" > synthetic_events
  65 echo "myevent unsigned int var" > synthetic_events
  66 echo "myevent unsigned long var" > synthetic_events
  67 grep "myevent[[:space:]]unsigned long var" synthetic_events
  68
  69 # test string type
  70 echo "myevent char var[10]" > synthetic_events
  71 grep "myevent[[:space:]]char\[10\] var" synthetic_events
  72
  73 do_reset
  74
  75 exit 0