#include <unistd.h>
#include <fcntl.h>
#include <ctype.h>
+#include <string.h>
#include <errno.h>
+#include <getopt.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <linux/types.h>
#include <linux/hdreg.h>
-#include "../../logging.h"
-#include "../../udev_utils.h"
+#include "../../udev.h"
#ifdef USE_LOG
void log_message(int priority, const char *format, ...)
char serial[21];
char revision[9];
const char *node = NULL;
- int i;
int export = 0;
int fd;
int rc = 0;
+ static const struct option options[] = {
+ { "export", 0, NULL, 'x' },
+ { "help", 0, NULL, 'h' },
+ {}
+ };
logging_init("ata_id");
- for (i = 1 ; i < argc; i++) {
- char *arg = argv[i];
+ while (1) {
+ int option;
- if (strcmp(arg, "--export") == 0) {
+ option = getopt_long(argc, argv, "xh", options, NULL);
+ if (option == -1)
+ break;
+
+ switch (option) {
+ case 'x':
export = 1;
- } else
- node = arg;
+ break;
+ case 'h':
+ printf("Usage: ata_id [--export] [--help] <device>\n"
+ " --export print values as environemt keys\n"
+ " --help print this help text\n\n");
+ default:
+ rc = 1;
+ goto exit;
+ }
}
- if (!node) {
- err("no node specified");
+
+ node = argv[optind];
+ if (node == NULL) {
+ err("no node specified\n");
rc = 1;
goto exit;
}
fd = open(node, O_RDONLY|O_NONBLOCK);
if (fd < 0) {
- err("unable to open '%s'", node);
+ err("unable to open '%s'\n", node);
rc = 1;
goto exit;
}
if (ioctl(fd, HDIO_GET_IDENTITY, &id)) {
- err("HDIO_GET_IDENTITY failed for '%s'", node);
- rc = 3;
+ if (errno == ENOTTY) {
+ info("HDIO_GET_IDENTITY unsupported for '%s'\n", node);
+ rc = 2;
+ } else {
+ err("HDIO_GET_IDENTITY failed for '%s'\n", node);
+ rc = 3;
+ }
goto close;
}