cgcreate: polish usage function

This change is suggested by Dhaval Giani <dhaval.giani@gmail.com>.
Polish "usage" function of cgcreate tool. Remove a level of indentation.
use printf instead of fprintf(stderr,...)

Signed-off-by: Ivana Hutarova Varekova <varekova@redhat.com>
Acked-by: Dhaval Giani <dhaval.giani@gmail.com>
Acked-by: Jan Safranek <jsafrane@redhat.com>

diff --git a/src/tools/cgcreate.c b/src/tools/cgcreate.c
index f1920eabfff11172bd32b80b2f6ff1422adac1a0..73abd91dd1ae9e0a002877b2ccc82e4de5cfeb9b 100644 (file)
--- a/src/tools/cgcreate.c
+++ b/src/tools/cgcreate.c
@@ -37,27 +37,21 @@ static void usage(int status, const char *program_name)
                fprintf(stderr, "Wrong input parameters,"
                        " try %s -h' for more information.\n",
                        program_name);
-       } else {
-               fprintf(stdout, "Usage: %s [-h] [-f mode] [-d mode] "\
-                       "[-s mode] [-t <tuid>:<tgid>] [-a <agid>:<auid>] "\
-                       "-g <controllers>:<path> [-g ...]\n",
-                       program_name);
-               fprintf(stdout, "Create control group(s)\n");
-               fprintf(stdout, "  -a <tuid>:<tgid>             Owner "\
-                       "of the group and all its files\n");
-               fprintf(stdout, "  -d, --dperm=mode             Group "\
-                       "directory permissions\n");
-               fprintf(stdout, "  -f, --fperm=mode             Group "\
-                       "file permissions\n");
-               fprintf(stdout, "  -g <controllers>:<path>      Control "\
-                       "group which should be added\n");
-               fprintf(stdout, "  -h, --help                   Display "\
-                       "this help\n");
-               fprintf(stdout, "  -s, --tperm=mode             Tasks "\
-                               "file permissions\n");
-               fprintf(stdout, "  -t <tuid>:<tgid>             Owner "\
-                       "of the tasks file\n");
+               return;
        }
+       printf("Usage: %s [-h] [-f mode] [-d mode] [-s mode] "\
+               "[-t <tuid>:<tgid>] [-a <agid>:<auid>] "\
+               "-g <controllers>:<path> [-g ...]\n", program_name);
+       printf("Create control group(s)\n");
+       printf("  -a <tuid>:<tgid>              Owner of the group and all "\
+               "its files\n");
+       printf("  -d, --dperm=mode              Group directory permissions\n");
+       printf("  -f, --fperm=mode              Group file permissions\n");
+       printf("  -g <controllers>:<path>       Control group which should be "\
+               "added\n");
+       printf("  -h, --help                    Display this help\n");
+       printf("  -s, --tperm=mode              Tasks file permissions\n");
+       printf("  -t <tuid>:<tgid>              Owner of the tasks file\n");
 }