blkdiscard: fix compilation without libblkid

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/sys-utils/blkdiscard.c b/sys-utils/blkdiscard.c
index 2ccbbaa903032a99e3fbfbb61cda07eee678003b..9fa5a4f82832801f1f5bd36c8a126c75a3d6e14f 100644 (file)
--- a/sys-utils/blkdiscard.c
+++ b/sys-utils/blkdiscard.c
@@ -37,7 +37,10 @@
 #include <sys/stat.h>
 #include <sys/time.h>
 #include <linux/fs.h>
-#include <blkid.h>
+
+#ifdef HAVE_LIBBLKID
+# include <blkid.h>
+#endif
 
 #include "nls.h"
 #include "strutils.h"
@@ -107,6 +110,7 @@ static void __attribute__((__noreturn__)) usage(void)
        exit(EXIT_SUCCESS);
 }
 
+#ifdef HAVE_LIBBLKID
 /*
  * Check existing signature on the open fd
  * Returns     0  signature found
@@ -142,6 +146,7 @@ out:
        blkid_free_probe(pr);
        return ret;
 }
+#endif /* HAVE_LIBBLKID */
 
 int main(int argc, char **argv)
 {
@@ -252,7 +257,7 @@ int main(int argc, char **argv)
        if (range[1] % secsize)
                errx(EXIT_FAILURE, _("%s: length %" PRIu64 " is not aligned "
                         "to sector size %i"), path, range[1], secsize);
-
+#ifdef HAVE_LIBBLKID
         /* Check for existing signatures on the device */
        switch(probe_device(fd, path)) {
        case 0: /* signature detected */
@@ -273,6 +278,7 @@ int main(int argc, char **argv)
                err(EXIT_FAILURE, _("failed to probe the device"));
                break;
        }
+#endif /* HAVE_LIBBLKID */
 
        stats[0] = range[0], stats[1] = 0;
        gettime_monotonic(&last);