udevadm: add --version --help options to man page, hide them as commands

[elogind.git] / extras / edd_id / edd_id.c

diff --git a/extras/edd_id/edd_id.c b/extras/edd_id/edd_id.c
index 4ba89ede8927f91d7ae6166374970bb3a26ce529..b53700e7561cba2e36af100a778bc8aa4fe4e77c 100644 (file)
--- a/extras/edd_id/edd_id.c
+++ b/extras/edd_id/edd_id.c
@@ -23,35 +23,18 @@
 #include <dirent.h>
 #include <stdint.h>
 
-#include "../../udev.h"
+#include "../../udev/udev.h"
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+                  const char *file, int line, const char *fn,
+                  const char *format, va_list args)
 {
-       va_list args;
-       static int udev_log = -1;
-
-       if (udev_log == -1) {
-               const char *value;
-
-               value = getenv("UDEV_LOG");
-               if (value)
-                       udev_log = log_priority(value);
-               else
-                       udev_log = LOG_ERR;
-       }
-
-       if (priority > udev_log)
-               return;
-
-       va_start(args, format);
        vsyslog(priority, format, args);
-       va_end(args);
 }
-#endif
 
 int main(int argc, char *argv[])
 {
+       struct udev *udev;
        const char *node = NULL;
        int i;
        int export = 0;
@@ -64,7 +47,12 @@ int main(int argc, char *argv[])
        int rc = 1;
        char match[NAME_MAX] = "";
 
+               udev = udev_new();
+       if (udev == NULL)
+               goto exit;
+
        logging_init("edd_id");
+       udev_set_log_fn(udev, log_fn);
 
        for (i = 1 ; i < argc; i++) {
                char *arg = argv[i];
@@ -75,7 +63,7 @@ int main(int argc, char *argv[])
                        node = arg;
        }
        if (node == NULL) {
-               err("no node specified");
+               err(udev, "no node specified\n");
                fprintf(stderr, "no node specified\n");
                goto exit;
        }
@@ -83,7 +71,7 @@ int main(int argc, char *argv[])
        /* check for kernel support */
        dir = opendir("/sys/firmware/edd");
        if (dir == NULL) {
-               info("no kernel EDD support");
+               info(udev, "no kernel EDD support\n");
                fprintf(stderr, "no kernel EDD support\n");
                rc = 2;
                goto exit;
@@ -91,7 +79,7 @@ int main(int argc, char *argv[])
 
        disk_fd = open(node, O_RDONLY);
        if (disk_fd < 0) {
-               info("unable to open '%s'", node);
+               info(udev, "unable to open '%s'\n", node);
                fprintf(stderr, "unable to open '%s'\n", node);
                rc = 3;
                goto closedir;
@@ -99,38 +87,38 @@ int main(int argc, char *argv[])
 
        /* check for valid MBR signature */
        if (lseek(disk_fd, 510, SEEK_SET) < 0) {
-               info("seek to MBR validity failed '%s'", node);
+               info(udev, "seek to MBR validity failed '%s'\n", node);
                rc = 4;
                goto close;
        }
        if (read(disk_fd, &mbr_valid, sizeof(mbr_valid)) != sizeof(mbr_valid)) {
-               info("read MBR validity failed '%s'", node);
+               info(udev, "read MBR validity failed '%s'\n", node);
                rc = 5;
                goto close;
        }
        if (mbr_valid != 0xAA55) {
                fprintf(stderr, "no valid MBR signature '%s'\n", node);
-               info("no valid MBR signature '%s'", node);
+               info(udev, "no valid MBR signature '%s'\n", node);
                rc=6;
                goto close;
        }
 
        /* read EDD signature */
        if (lseek(disk_fd, 440, SEEK_SET) < 0) {
-               info("seek to signature failed '%s'", node);
+               info(udev, "seek to signature failed '%s'\n", node);
                rc = 7;
                goto close;
        }
        if (read(disk_fd, &disk_id, sizeof(disk_id)) != sizeof(disk_id)) {
-               info("read signature failed '%s'", node);
+               info(udev, "read signature failed '%s'\n", node);
                rc = 8;
                goto close;
        }
        /* all zero is invalid */
-       info("read id 0x%08x from '%s'", disk_id, node);
+       info(udev, "read id 0x%08x from '%s'\n", disk_id, node);
        if (disk_id == 0) {
                fprintf(stderr, "no EDD signature '%s'\n", node);
-               info("'%s' signature is zero", node);
+               info(udev, "'%s' signature is zero\n", node);
                rc = 9;
                goto close;
        }
@@ -150,18 +138,18 @@ int main(int argc, char *argv[])
 
                sysfs_fd = open(file, O_RDONLY);
                if (sysfs_fd < 0) {
-                       info("unable to open sysfs '%s'", file);
+                       info(udev, "unable to open sysfs '%s'\n", file);
                        continue;
                }
 
                size = read(sysfs_fd, sysfs_id_buf, sizeof(sysfs_id_buf)-1);
                close(sysfs_fd);
                if (size <= 0) {
-                       info("read sysfs '%s' failed", file);
+                       info(udev, "read sysfs '%s' failed\n", file);
                        continue;
                }
                sysfs_id_buf[size] = '\0';
-               info("read '%s' from '%s'", sysfs_id_buf, file);
+               info(udev, "read '%s' from '%s'\n", sysfs_id_buf, file);
                sysfs_id = strtoul(sysfs_id_buf, NULL, 16);
 
                /* look for matching value, that appears only once */
@@ -171,7 +159,7 @@ int main(int argc, char *argv[])
                                strlcpy(match, dent->d_name, sizeof(match));
                        } else {
                                /* error, same signature for another device */
-                               info("'%s' does not have a unique signature", node);
+                               info(udev, "'%s' does not have a unique signature\n", node);
                                fprintf(stderr, "'%s' does not have a unique signature\n", node);
                                rc = 10;
                                goto exit;
@@ -192,6 +180,7 @@ close:
 closedir:
        closedir(dir);
 exit:
+       udev_unref(udev);
        logging_close();
        return rc;
 }