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Revert "Load libraries in breadth-first order"

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This reverts commit a3ad450a2e.

Change-Id: Ia2b838ad2159c643b80c514849582f4b4f4f40e5
This commit is contained in:
Dmitriy Ivanov
2014-09-05 14:57:59 -07:00
parent b3ebfecdae
commit 498eb18b82
11 changed files with 178 additions and 758 deletions
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49
tests/dlfcn_test.cpp
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@@ -158,55 +158,6 @@ TEST(dlfcn, dlopen_check_relocation_dt_needed_order) {
ASSERT_EQ(1, fn());
}
TEST(dlfcn, dlopen_check_order) {
// Here is how the test library and its dt_needed
// libraries are arranged
//
// libtest_check_order.so
// |
// +-> libtest_check_order_1_left.so
// | |
// | +-> libtest_check_order_a.so
// | |
// | +-> libtest_check_order_b.so
// |
// +-> libtest_check_order_2_right.so
// | |
// | +-> libtest_check_order_d.so
// | |
// | +-> libtest_check_order_b.so
// |
// +-> libtest_check_order_3_c.so
//
// load order should be (1, 2, 3, a, b, d)
//
// get_answer() is defined in (2, 3, a, b, c)
// get_answer2() is defined in (b, d)
void* sym = dlsym(RTLD_DEFAULT, "dlopen_test_get_answer");
ASSERT_TRUE(sym == nullptr);
void* handle = dlopen("libtest_check_order.so", RTLD_NOW);
ASSERT_TRUE(handle != nullptr);
typedef int (*fn_t) (void);
fn_t fn, fn2;
fn = reinterpret_cast<fn_t>(dlsym(RTLD_DEFAULT, "dlopen_test_get_answer"));
ASSERT_TRUE(fn != NULL);
fn2 = reinterpret_cast<fn_t>(dlsym(RTLD_DEFAULT, "dlopen_test_get_answer2"));
ASSERT_TRUE(fn2 != NULL);
ASSERT_EQ(42, fn());
ASSERT_EQ(43, fn2());
dlclose(handle);
}
// libtest_with_dependency_loop.so -> libtest_with_dependency_loop_a.so ->
// libtest_with_dependency_loop_b.so -> libtest_with_dependency_loop_c.so ->
// libtest_with_dependency_loop_a.so
TEST(dlfcn, dlopen_check_loop) {
void* handle = dlopen("libtest_with_dependency_loop.so", RTLD_NOW);
ASSERT_TRUE(handle == NULL);
ASSERT_STREQ("dlopen failed: recursive link to \"libtest_with_dependency_loop_a.so\"", dlerror());
}
TEST(dlfcn, dlopen_failure) {
void* self = dlopen("/does/not/exist", RTLD_NOW);
ASSERT_TRUE(self == NULL);