fsfreeze: check for collision between options

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

diff --git a/sys-utils/fsfreeze.c b/sys-utils/fsfreeze.c
index a538ef0ba895414059d9cde9305266adbb6f5821..122d95cbf2db15ae703166aa1c1065b058fa7f5d 100644 (file)
--- a/sys-utils/fsfreeze.c
+++ b/sys-utils/fsfreeze.c
@@ -21,10 +21,11 @@
 #include <sys/stat.h>
 #include <getopt.h>
 
+#include "c.h"
 #include "blkdev.h"
 #include "nls.h"
 #include "closestream.h"
-#include "c.h"
+#include "optutils.h"
 
 static int freeze_f(int fd)
 {
@@ -67,12 +68,21 @@ int main(int argc, char **argv)
            { NULL,        0, 0, 0 }
        };
 
+       static const ul_excl_t excl[] = {       /* rows and cols in in ASCII order */
+               { 'f','u' },                    /* freeze, unfreeze */
+               { 0 }
+       };
+       int excl_st[ARRAY_SIZE(excl)] = UL_EXCL_STATUS_INIT;
+
        setlocale(LC_ALL, "");
        bindtextdomain(PACKAGE, LOCALEDIR);
        textdomain(PACKAGE);
        atexit(close_stdout);
 
        while ((c = getopt_long(argc, argv, "hfuV", longopts, NULL)) != -1) {
+
+               err_exclusive_options(c, longopts, excl, excl_st);
+
                switch(c) {
                case 'h':
                        usage(stdout);