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d2a010d1 MJ |
1 | /* |
2 | * SPDX-License-Identifier: LGPL-2.1-only | |
3 | * | |
4 | * Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com> | |
5 | */ | |
6 | ||
7 | #include <dlfcn.h> | |
8 | #include <stdbool.h> | |
9 | #include <stdlib.h> | |
10 | #include <stdio.h> | |
11 | #include <unistd.h> | |
12 | #include <string.h> | |
13 | ||
14 | #define LTTNG_UST_LIB_ABI0_SO_NAME "libfakeust0.so" | |
15 | #define LTTNG_UST_LIB_ABI1_SO_NAME "liblttng-ust.so.1" | |
16 | ||
17 | static | |
18 | int dlopen_ust(const char *lib_soname) | |
19 | { | |
20 | int ret = EXIT_SUCCESS; | |
21 | void *handle; | |
22 | ||
23 | handle = dlopen(lib_soname, RTLD_NOW | RTLD_GLOBAL); | |
24 | if (!handle) { | |
25 | printf("Error: dlopen of liblttng-ust shared library (%s).\n", lib_soname); | |
26 | ret = EXIT_FAILURE; | |
27 | } else { | |
28 | printf("Success: dlopen of liblttng-ust shared library (%s).\n", lib_soname); | |
29 | } | |
30 | ||
31 | return ret; | |
32 | } | |
33 | ||
34 | static | |
35 | int dlopen_abi0(void) | |
36 | { | |
37 | return dlopen_ust(LTTNG_UST_LIB_ABI0_SO_NAME); | |
38 | } | |
39 | ||
40 | static | |
41 | int dlopen_abi1(void) | |
42 | { | |
43 | return dlopen_ust(LTTNG_UST_LIB_ABI1_SO_NAME); | |
44 | } | |
45 | ||
46 | static | |
47 | int dlopen_abi0_abi1(void) | |
48 | { | |
49 | int ret = EXIT_SUCCESS; | |
50 | ||
51 | ret = dlopen_ust(LTTNG_UST_LIB_ABI0_SO_NAME); | |
52 | if (ret != EXIT_SUCCESS) | |
53 | return ret; | |
54 | ||
55 | ret = dlopen_ust(LTTNG_UST_LIB_ABI1_SO_NAME); | |
56 | ||
57 | return ret; | |
58 | } | |
59 | ||
60 | static | |
61 | int dlopen_abi1_abi0(void) | |
62 | { | |
63 | int ret = EXIT_SUCCESS; | |
64 | ||
65 | ret = dlopen_ust(LTTNG_UST_LIB_ABI1_SO_NAME); | |
66 | if (ret != EXIT_SUCCESS) | |
67 | return ret; | |
68 | ||
69 | ret = dlopen_ust(LTTNG_UST_LIB_ABI0_SO_NAME); | |
70 | ||
71 | return ret; | |
72 | } | |
73 | ||
74 | static | |
75 | int dlopen_abi1_abi1(void) | |
76 | { | |
77 | int ret = EXIT_SUCCESS; | |
78 | ||
79 | ret = dlopen_ust(LTTNG_UST_LIB_ABI1_SO_NAME); | |
80 | if (ret != EXIT_SUCCESS) | |
81 | return ret; | |
82 | ||
83 | ret = dlopen_ust(LTTNG_UST_LIB_ABI1_SO_NAME); | |
84 | ||
85 | return ret; | |
86 | } | |
87 | ||
88 | static | |
89 | void usage(char **argv) | |
90 | { | |
91 | printf("Usage: %s <test_type>\n", argv[0]); | |
92 | printf(" test_type: abi0, abi1, abi0_abi1, abi1_abi0, abi1_abi1\n"); | |
93 | } | |
94 | ||
95 | int main(int argc, char **argv) | |
96 | { | |
97 | int ret = EXIT_SUCCESS; | |
98 | const char *test_type; | |
99 | ||
100 | if (argc != 2) { | |
101 | usage(argv); | |
102 | return EXIT_FAILURE; | |
103 | } else { | |
104 | test_type = argv[1]; | |
105 | } | |
106 | ||
107 | printf("This application is NOT linked on liblttng-ust.\n"); | |
108 | ||
109 | if (strcmp(test_type, "abi0") == 0) | |
110 | ret = dlopen_abi0(); | |
111 | else if (strcmp(test_type, "abi1") == 0) | |
112 | ret = dlopen_abi1(); | |
113 | else if (strcmp(test_type, "abi0_abi1") == 0) | |
114 | ret = dlopen_abi0_abi1(); | |
115 | else if (strcmp(test_type, "abi1_abi0") == 0) | |
116 | ret = dlopen_abi1_abi0(); | |
117 | else if (strcmp(test_type, "abi1_abi1") == 0) | |
118 | ret = dlopen_abi1_abi1(); | |
119 | else { | |
120 | usage(argv); | |
121 | ret = EXIT_FAILURE; | |
122 | } | |
123 | ||
124 | return ret; | |
125 | } |