xref: /libuv/test/test-dlerror.c (revision 011a1ac1)
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20  */
21 
22 #include "uv.h"
23 #include "task.h"
24 #include <string.h>
25 
26 
TEST_IMPL(dlerror)27 TEST_IMPL(dlerror) {
28   const char* path = "test/fixtures/load_error.node";
29   const char* dlerror_no_error = "no error";
30   const char* msg;
31   uv_lib_t lib;
32   int r;
33 
34   lib.errmsg = NULL;
35   lib.handle = NULL;
36   msg = uv_dlerror(&lib);
37   ASSERT_NOT_NULL(msg);
38   ASSERT_NOT_NULL(strstr(msg, dlerror_no_error));
39 
40   r = uv_dlopen(path, &lib);
41   ASSERT_EQ(r, -1);
42 
43   msg = uv_dlerror(&lib);
44   ASSERT_NOT_NULL(msg);
45 #if !defined(__OpenBSD__) && !defined(__QNX__)
46   /* musl's libc.a does not support dlopen(), only libc.so does. */
47   if (NULL == strstr(msg, "Dynamic loading not supported"))
48     ASSERT_NOT_NULL(strstr(msg, path));
49 #endif
50   ASSERT_NULL(strstr(msg, dlerror_no_error));
51 
52   /* Should return the same error twice in a row. */
53   msg = uv_dlerror(&lib);
54   ASSERT_NOT_NULL(msg);
55 #if !defined(__OpenBSD__) && !defined(__QNX__)
56   /* musl's libc.a does not support dlopen(), only libc.so does. */
57   if (NULL == strstr(msg, "Dynamic loading not supported"))
58     ASSERT_NOT_NULL(strstr(msg, path));
59 #endif
60   ASSERT_NULL(strstr(msg, dlerror_no_error));
61 
62   uv_dlclose(&lib);
63 
64   return 0;
65 }
66