int ret;
struct lttng_directory_handle *handle;
const struct lttng_credentials creds = {
- .uid = (uid_t) uid,
- .gid = (gid_t) gid,
+ .uid = LTTNG_OPTIONAL_INIT_VALUE(uid),
+ .gid = LTTNG_OPTIONAL_INIT_VALUE(gid),
};
handle = lttng_directory_handle_create(NULL);
int ret;
struct lttng_directory_handle *handle;
const struct lttng_credentials creds = {
- .uid = (uid_t) uid,
- .gid = (gid_t) gid,
+ .uid = LTTNG_OPTIONAL_INIT_VALUE(uid),
+ .gid = LTTNG_OPTIONAL_INIT_VALUE(gid),
};
handle = lttng_directory_handle_create(NULL);
}
}
if (ret) {
- PERROR("Failed to get group file entry for group name \"%s\"",
- name);
+ if (ret == ESRCH) {
+ DBG("Could not find group file entry for group name '%s'",
+ name);
+ } else {
+ PERROR("Failed to get group file entry for group name '%s'",
+ name);
+ }
+
ret = -1;
goto error;
}
free(buf);
return ret_val;
}
+
+LTTNG_HIDDEN
+int utils_parse_unsigned_long_long(const char *str,
+ unsigned long long *value)
+{
+ int ret;
+ char *endptr;
+
+ assert(str);
+ assert(value);
+
+ errno = 0;
+ *value = strtoull(str, &endptr, 10);
+
+ /* Conversion failed. Out of range? */
+ if (errno != 0) {
+ /* Don't print an error; allow the caller to log a better error. */
+ DBG("Failed to parse string as unsigned long long number: string = '%s', errno = %d",
+ str, errno);
+ ret = -1;
+ goto end;
+ }
+
+ /* Not the end of the string or empty string. */
+ if (*endptr || endptr == str) {
+ DBG("Failed to parse string as unsigned long long number: string = '%s'",
+ str);
+ ret = -1;
+ goto end;
+ }
+
+ ret = 0;
+
+end:
+ return ret;
+}