static void copy_event_system(const char *sys, struct tracepoint_path *tps)
{
unsigned long long size, check_size;
struct dirent *dent;
struct stat st;
char *format;
DIR *dir;
int count = 0;
int ret;
dir = opendir(sys);
if (!dir)
die("can't read directory '%s'", sys);
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc_or_die(strlen(sys) + strlen(dent->d_name) + 10);
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
free(format);
if (ret < 0)
continue;
count++;
}
write_or_die(&count, 4);
rewinddir(dir);
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc_or_die(strlen(sys) + strlen(dent->d_name) + 10);
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
if (ret >= 0) {
/* unfortunately, you can not stat debugfs files for size */
size = get_size(format);
write_or_die(&size, 8);
check_size = copy_file(format);
if (size != check_size)
die("error in size of file '%s'", format);
}
free(format);
}
closedir(dir);
}
static void copy_event_system(const char *sys, struct tracepoint_path *tps)
{
struct dirent *dent;
struct stat st;
char *format;
DIR *dir;
int count = 0;
int ret;
dir = opendir(sys);
if (!dir)
die("can't read directory '%s'", sys);
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc_or_die(strlen(sys) + strlen(dent->d_name) + 10);
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
free(format);
if (ret < 0)
continue;
count++;
}
write_or_die(&count, 4);
rewinddir(dir);
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc_or_die(strlen(sys) + strlen(dent->d_name) + 10);
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
if (ret >= 0)
record_file(format, 8);
free(format);
}
closedir(dir);
}
static int copy_event_system(const char *sys, struct tracepoint_path *tps)
{
struct dirent *dent;
struct stat st;
char *format;
DIR *dir;
int count = 0;
int ret;
int err;
dir = opendir(sys);
if (!dir) {
pr_debug("can't read directory '%s'", sys);
return -errno;
}
for_each_event(dir, dent, tps) {
if (!name_in_tp_list(dent->d_name, tps))
continue;
if (asprintf(&format, "%s/%s/format", sys, dent->d_name) < 0) {
err = -ENOMEM;
goto out;
}
ret = stat(format, &st);
free(format);
if (ret < 0)
continue;
count++;
}
if (write(output_fd, &count, 4) != 4) {
err = -EIO;
pr_debug("can't write count\n");
goto out;
}
rewinddir(dir);
for_each_event(dir, dent, tps) {
if (!name_in_tp_list(dent->d_name, tps))
continue;
if (asprintf(&format, "%s/%s/format", sys, dent->d_name) < 0) {
err = -ENOMEM;
goto out;
}
ret = stat(format, &st);
if (ret >= 0) {
err = record_file(format, 8);
if (err) {
free(format);
goto out;
}
}
free(format);
}
err = 0;
out:
closedir(dir);
return err;
}
static int copy_event_system(const char *sys, struct tracepoint_path *tps)
{
struct dirent *dent;
struct stat st;
char *format;
DIR *dir;
int count = 0;
int ret;
int err;
dir = opendir(sys);
if (!dir) {
pr_debug("can't read directory '%s'", sys);
return -errno;
}
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc(strlen(sys) + strlen(dent->d_name) + 10);
if (!format) {
err = -ENOMEM;
goto out;
}
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
free(format);
if (ret < 0)
continue;
count++;
}
if (write(output_fd, &count, 4) != 4) {
err = -EIO;
pr_debug("can't write count\n");
goto out;
}
rewinddir(dir);
while ((dent = readdir(dir))) {
if (dent->d_type != DT_DIR ||
strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0 ||
!name_in_tp_list(dent->d_name, tps))
continue;
format = malloc(strlen(sys) + strlen(dent->d_name) + 10);
if (!format) {
err = -ENOMEM;
goto out;
}
sprintf(format, "%s/%s/format", sys, dent->d_name);
ret = stat(format, &st);
if (ret >= 0) {
err = record_file(format, 8);
if (err) {
free(format);
goto out;
}
}
free(format);
}
err = 0;
out:
closedir(dir);
return err;
}
