from tracetool.backend.simple import is_string
from tracetool.format.stap import stap_escape
+def global_var_name(name):
+ return probeprefix().replace(".", "_") + "_" + name
def generate(events, backend, group):
+ id_map = global_var_name("event_name_to_id_map")
+ next_id = global_var_name("event_next_id")
+ map_func = global_var_name("simple_trace_map_event")
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
- 'global event_name_to_id_map',
- 'global event_next_id',
- 'function simple_trace_map_event(name)',
+ 'global %(id_map)s',
+ 'global %(next_id)s',
+ 'function %(map_func)s(name)',
'',
'{',
- ' if (!([name] in event_name_to_id_map)) {',
- ' event_name_to_id_map[name] = event_next_id',
+ ' if (!([name] in %(id_map)s)) {',
+ ' %(id_map)s[name] = %(next_id)s',
' name_len = strlen(name)',
' printf("%%8b%%8b%%4b%%.*s", 0, ',
- ' event_next_id, name_len, name_len, name)',
- ' event_next_id = event_next_id + 1',
+ ' %(next_id)s, name_len, name_len, name)',
+ ' %(next_id)s = %(next_id)s + 1',
' }',
- ' return event_name_to_id_map[name]',
+ ' return %(id_map)s[name]',
'}',
'probe begin',
'{',
' printf("%%8b%%8b%%8b", 0xffffffffffffffff, 0xf2b177cb0aa429b4, 4)',
'}',
- '')
+ '',
+ id_map=id_map,
+ next_id=next_id,
+ map_func=map_func)
for event_id, e in enumerate(events):
if 'disable' in e.properties:
out('probe %(probeprefix)s.simpletrace.%(name)s = %(probeprefix)s.%(name)s ?',
'{',
- ' id = simple_trace_map_event("%(name)s")',
+ ' id = %(map_func)s("%(name)s")',
probeprefix=probeprefix(),
+ map_func=map_func,
name=e.name)
# Calculate record size