.gitignore: ignore local vscode workspace settings file

[lttng-tools.git] / tests / utils / utils.c

diff --git a/tests/utils/utils.c b/tests/utils/utils.c
deleted file mode 100644 (file)
index 46ec61c..0000000
--- a/tests/utils/utils.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * SPDX-License-Identifier: LGPL-2.1-only
- *
- */
-
-#include <assert.h>
-#include <common/compat/time.h>
-#include <common/time.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <poll.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#include "utils.h"
-
-static inline
-int64_t elapsed_time_ns(struct timespec *t1, struct timespec *t2)
-{
-       struct timespec delta;
-
-       assert(t1 && t2);
-       delta.tv_sec = t2->tv_sec - t1->tv_sec;
-       delta.tv_nsec = t2->tv_nsec - t1->tv_nsec;
-       return ((int64_t) NSEC_PER_SEC * (int64_t) delta.tv_sec) +
-                       (int64_t) delta.tv_nsec;
-}
-
-int usleep_safe(useconds_t usec)
-{
-       int ret = 0;
-       struct timespec t1, t2;
-       int64_t time_remaining_ns = (int64_t) usec * (int64_t) NSEC_PER_USEC;
-
-       ret = lttng_clock_gettime(CLOCK_MONOTONIC, &t1);
-       if (ret) {
-               ret = -1;
-               perror("clock_gettime");
-               goto end;
-       }
-
-       while (time_remaining_ns > 0) {
-               ret = usleep(time_remaining_ns / (int64_t) NSEC_PER_USEC);
-               if (ret && errno != EINTR) {
-                       perror("usleep");
-                       goto end;
-               }
-
-               ret = lttng_clock_gettime(CLOCK_MONOTONIC, &t2);
-               if (ret) {
-                       perror("clock_gettime");
-                       goto end;
-               }
-
-               time_remaining_ns -= elapsed_time_ns(&t1, &t2);
-       }
-end:
-       return ret;
-}
-
-int create_file(const char *path)
-{
-       int ret;
-
-       if (!path) {
-               return -1;
-       }
-
-       ret = creat(path, S_IRWXU);
-       if (ret < 0) {
-               perror("creat");
-               return -1;
-       }
-
-       ret = close(ret);
-       if (ret < 0) {
-               perror("close");
-               return -1;
-       }
-
-       return 0;
-}
-
-int wait_on_file(const char *path)
-{
-       int ret;
-       struct stat buf;
-
-       if (!path) {
-               return -1;
-       }
-
-       for (;;) {
-               ret = stat(path, &buf);
-               if (ret == -1 && errno == ENOENT) {
-                       ret = poll(NULL, 0, 10);        /* 10 ms delay */
-                       /* Should return 0 everytime */
-                       if (ret) {
-                               if (ret < 0) {
-                                       perror("perror");
-                               } else {
-                                       fprintf(stderr,
-                                               "poll return value is larger than zero\n");
-                               }
-                               return -1;
-                       }
-                       continue;                       /* retry */
-               }
-               if (ret) {
-                       perror("stat");
-                       return -1;
-               }
-               break;  /* found */
-       }
-
-       return 0;
-}