2 * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
4 * SPDX-License-Identifier: LGPL-2.1-only
11 #include <arpa/inet.h>
19 #include <sys/types.h>
26 #include "signal-helper.h"
28 #define TRACEPOINT_DEFINE
31 static struct option long_options
[] =
33 /* These options set a flag. */
34 {"iter", required_argument
, 0, 'i'},
35 {"wait", required_argument
, 0, 'w'},
36 {"sync-after-first-event", required_argument
, 0, 'a'},
37 {"sync-before-last-event", required_argument
, 0, 'b'},
38 {"sync-before-last-event-touch", required_argument
, 0, 'c'},
39 {"sync-before-exit", required_argument
, 0, 'd'},
40 {"sync-before-exit-touch", required_argument
, 0, 'e'},
44 int main(int argc
, char **argv
)
46 unsigned int i
, netint
;
49 long values
[] = { 1, 2, 3 };
50 char text
[10] = "test";
53 int nr_iter
= 100, ret
= 0, first_event_file_created
= 0;
54 useconds_t nr_usec
= 0;
55 char *after_first_event_file_path
= NULL
;
56 char *before_last_event_file_path
= NULL
;
58 * Touch a file to indicate that all events except one were
61 char *before_last_event_file_path_touch
= NULL
;
62 /* Touch file when we are exiting */
63 char *before_exit_file_path_touch
= NULL
;
64 /* Wait on file before exiting */
65 char *before_exit_file_path
= NULL
;
67 while ((option
= getopt_long(argc
, argv
, "i:w:a:b:c:d:",
68 long_options
, &option_index
)) != -1) {
71 after_first_event_file_path
= strdup(optarg
);
74 before_last_event_file_path
= strdup(optarg
);
77 before_last_event_file_path_touch
= strdup(optarg
);
80 before_exit_file_path
= strdup(optarg
);
83 before_exit_file_path_touch
= strdup(optarg
);
86 nr_iter
= atoi(optarg
);
89 nr_usec
= atoi(optarg
);
92 /* getopt_long already printed an error message. */
100 if (optind
!= argc
) {
101 fprintf(stderr
, "Error: takes long options only.\n");
104 * Aborting the test program for now because callers typically don't check
105 * the test program return value, and the transition from positional
106 * arguments to getopt causes hangs when caller scripts are not updated.
107 * An abort is easier to diagnose and fix. This is a temporary solution:
108 * we should eventually ensure that all scripts test and report the test
118 if (set_signal_handler()) {
123 for (i
= 0; nr_iter
< 0 || i
< nr_iter
; i
++) {
124 if (nr_iter
>= 0 && i
== nr_iter
- 1) {
125 if (before_last_event_file_path_touch
) {
126 ret
= create_file(before_last_event_file_path_touch
);
133 * Wait on synchronization before writing last
136 if (before_last_event_file_path
) {
137 ret
= wait_on_file(before_last_event_file_path
);
144 tracepoint(tp
, tptest
, i
, netint
, values
, text
,
145 strlen(text
), dbl
, flt
);
148 * First loop we create the file if asked to indicate
149 * that at least one tracepoint has been hit.
151 if (after_first_event_file_path
&& first_event_file_created
== 0) {
152 ret
= create_file(after_first_event_file_path
);
157 first_event_file_created
= 1;
162 if (usleep_safe(nr_usec
)) {
172 if (before_exit_file_path_touch
) {
173 ret
= create_file(before_exit_file_path_touch
);
178 if (before_exit_file_path
) {
179 ret
= wait_on_file(before_exit_file_path
);
185 free(after_first_event_file_path
);
186 free(before_last_event_file_path
);
187 free(before_last_event_file_path_touch
);
188 free(before_exit_file_path
);
189 free(before_exit_file_path_touch
);
190 exit(!ret
? EXIT_SUCCESS
: EXIT_FAILURE
);