[lttng-ust.git] / tests / regression / abi0-conflict / app_noust_dlopen.c

/*
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
 */

#include <dlfcn.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>

#define LTTNG_UST_LIB_ABI0_SO_NAME "libfakeust0.so"
#define LTTNG_UST_LIB_ABI1_SO_NAME "liblttng-ust.so.1"

struct lib_desc {
	const char *soname;
	void *handle;
};

static struct lib_desc lib_desc[] = {
	[0] = {
		.soname = LTTNG_UST_LIB_ABI0_SO_NAME,
	},
	[1] = {
		.soname = LTTNG_UST_LIB_ABI1_SO_NAME,
	},
	[2] = {
		.soname = LTTNG_UST_LIB_ABI1_SO_NAME,
	},
};

static
int dlopen_ust(struct lib_desc *desc)
{
	int ret = EXIT_SUCCESS;

	desc->handle = dlopen(desc->soname, RTLD_NOW | RTLD_GLOBAL);
	if (!desc->handle) {
		printf("Error: dlopen of liblttng-ust shared library (%s).\n", desc->soname);
		ret = EXIT_FAILURE;
	} else {
		printf("Success: dlopen of liblttng-ust shared library (%s).\n", desc->soname);
	}

	return ret;
}

static
int dlopen_abi0(void)
{
	return dlopen_ust(&lib_desc[0]);
}

static
int dlopen_abi1(void)
{
	return dlopen_ust(&lib_desc[1]);
}

static
int dlopen_abi0_abi1(void)
{
	int ret = EXIT_SUCCESS;

	ret = dlopen_ust(&lib_desc[0]);
	if (ret != EXIT_SUCCESS)
		return ret;

	ret = dlopen_ust(&lib_desc[1]);

	return ret;
}

static
int dlopen_abi1_abi0(void)
{
	int ret = EXIT_SUCCESS;

	ret = dlopen_ust(&lib_desc[1]);
	if (ret != EXIT_SUCCESS)
		return ret;

	ret = dlopen_ust(&lib_desc[0]);

	return ret;
}

static
int dlopen_abi1_abi1(void)
{
	int ret = EXIT_SUCCESS;

	ret = dlopen_ust(&lib_desc[1]);
	if (ret != EXIT_SUCCESS)
		return ret;

	ret = dlopen_ust(&lib_desc[2]);

	return ret;
}

static
void usage(char **argv)
{
	printf("Usage: %s <test_type>\n", argv[0]);
	printf("  test_type: abi0, abi1, abi0_abi1, abi1_abi0, abi1_abi1\n");
}

int main(int argc, char **argv)
{
	int ret = EXIT_SUCCESS;
	const char *test_type;

	if (argc != 2) {
		usage(argv);
		return EXIT_FAILURE;
	} else {
		test_type = argv[1];
	}

	printf("This application is NOT linked on liblttng-ust.\n");

	if (strcmp(test_type, "abi0") == 0)
		ret = dlopen_abi0();
	else if (strcmp(test_type, "abi1") == 0)
		ret = dlopen_abi1();
	else if (strcmp(test_type, "abi0_abi1") == 0)
		ret = dlopen_abi0_abi1();
	else if (strcmp(test_type, "abi1_abi0") == 0)
		ret = dlopen_abi1_abi0();
	else if (strcmp(test_type, "abi1_abi1") == 0)
		ret = dlopen_abi1_abi1();
	else {
		usage(argv);
		ret = EXIT_FAILURE;
	}

	return ret;
}
Commit	Line	Data
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
dbbb7396 MD	17	struct lib_desc {
	18	const char *soname;
	19	void *handle;
	20	};
	21
	22	static struct lib_desc lib_desc[] = {
	23	[0] = {
	24	.soname = LTTNG_UST_LIB_ABI0_SO_NAME,
	25	},
	26	[1] = {
	27	.soname = LTTNG_UST_LIB_ABI1_SO_NAME,
	28	},
	29	[2] = {
	30	.soname = LTTNG_UST_LIB_ABI1_SO_NAME,
	31	},
	32	};
	33
d2a010d1	34	static
dbbb7396	35	int dlopen_ust(struct lib_desc *desc)
d2a010d1 MJ	36	{
d2a010d1 MJ	37	int ret = EXIT_SUCCESS;
d2a010d1	38
dbbb7396 MD	39	desc->handle = dlopen(desc->soname, RTLD_NOW \| RTLD_GLOBAL);
	40	if (!desc->handle) {
	41	printf("Error: dlopen of liblttng-ust shared library (%s).\n", desc->soname);
d2a010d1 MJ	42	ret = EXIT_FAILURE;
d2a010d1 MJ	43	} else {
dbbb7396	44	printf("Success: dlopen of liblttng-ust shared library (%s).\n", desc->soname);
d2a010d1 MJ	45	}
	46
	47	return ret;
	48	}
	49
	50	static
	51	int dlopen_abi0(void)
	52	{
dbbb7396	53	return dlopen_ust(&lib_desc[0]);
d2a010d1 MJ	54	}
	55
	56	static
	57	int dlopen_abi1(void)
	58	{
dbbb7396	59	return dlopen_ust(&lib_desc[1]);
d2a010d1 MJ	60	}
	61
	62	static
	63	int dlopen_abi0_abi1(void)
	64	{
	65	int ret = EXIT_SUCCESS;
	66
dbbb7396	67	ret = dlopen_ust(&lib_desc[0]);
d2a010d1 MJ	68	if (ret != EXIT_SUCCESS)
	69	return ret;
	70
dbbb7396	71	ret = dlopen_ust(&lib_desc[1]);
d2a010d1 MJ	72
	73	return ret;
	74	}
	75
	76	static
	77	int dlopen_abi1_abi0(void)
	78	{
	79	int ret = EXIT_SUCCESS;
	80
dbbb7396	81	ret = dlopen_ust(&lib_desc[1]);
d2a010d1 MJ	82	if (ret != EXIT_SUCCESS)
	83	return ret;
	84
dbbb7396	85	ret = dlopen_ust(&lib_desc[0]);
d2a010d1 MJ	86
	87	return ret;
	88	}
	89
	90	static
	91	int dlopen_abi1_abi1(void)
	92	{
	93	int ret = EXIT_SUCCESS;
	94
dbbb7396	95	ret = dlopen_ust(&lib_desc[1]);
d2a010d1 MJ	96	if (ret != EXIT_SUCCESS)
	97	return ret;
	98
dbbb7396	99	ret = dlopen_ust(&lib_desc[2]);
d2a010d1 MJ	100
	101	return ret;
	102	}
	103
	104	static
	105	void usage(char **argv)
	106	{
	107	printf("Usage: %s <test_type>\n", argv[0]);
	108	printf(" test_type: abi0, abi1, abi0_abi1, abi1_abi0, abi1_abi1\n");
	109	}
	110
	111	int main(int argc, char **argv)
	112	{
	113	int ret = EXIT_SUCCESS;
	114	const char *test_type;
	115
	116	if (argc != 2) {
	117	usage(argv);
	118	return EXIT_FAILURE;
	119	} else {
	120	test_type = argv[1];
	121	}
	122
	123	printf("This application is NOT linked on liblttng-ust.\n");
	124
	125	if (strcmp(test_type, "abi0") == 0)
	126	ret = dlopen_abi0();
	127	else if (strcmp(test_type, "abi1") == 0)
	128	ret = dlopen_abi1();
	129	else if (strcmp(test_type, "abi0_abi1") == 0)
	130	ret = dlopen_abi0_abi1();
	131	else if (strcmp(test_type, "abi1_abi0") == 0)
	132	ret = dlopen_abi1_abi0();
	133	else if (strcmp(test_type, "abi1_abi1") == 0)
	134	ret = dlopen_abi1_abi1();
	135	else {
	136	usage(argv);
	137	ret = EXIT_FAILURE;
	138	}
	139
	140	return ret;
	141	}