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#!/usr/bin/env python
from runtest import TestBase
class TestCase(TestBase):
"""This tests when dlopen() loads multiple libraries (libbar and libbaz)
at once. The Parent code is in libbar while Child is in libbaz."""
def __init__(self):
TestBase.__init__(self, 'dlopen2', lang="C++", result="""
# DURATION TID FUNCTION
[ 29510] | main() {
398.509 us [ 29510] | dlopen();
2.324 us [ 29510] | dlsym();
[ 29510] | creat() {
[ 29510] | Child::Child() {
0.290 us [ 29510] | Parent::Parent();
1.703 us [ 29510] | } /* Child::Child */
6.090 us [ 29510] | } /* creat */
0.133 us [ 29510] | Child::func();
48.519 us [ 29510] | dlclose();
465.432 us [ 29510] | } /* main */
""")
def build(self, name, cflags='', ldflags=''):
if TestBase.build_libfoo(self, 'bar', cflags, ldflags) != 0:
return TestBase.TEST_BUILD_FAIL
if TestBase.build_libfoo(self, 'baz', cflags, ldflags + ' -L. -lbar') != 0:
return TestBase.TEST_BUILD_FAIL
return TestBase.build_libmain(self, name, 's-dlopen2.cpp', ['libdl.so'],
cflags, ldflags)
def runcmd(self):
return 'LD_LIBRARY_PATH=. %s -F a %s' % (TestBase.uftrace_cmd, 't-dlopen2')
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