From: Lu Chong <chong...@windriver.com>

This patch fixes below issues:

1. In makedevs.c file, it lost related functions definition about "-q" and
"--squash" options. So we should remove help information of these options
from makedevs.c to fix this issue.

2. Previously, It returned nothing when makedevs command be executed with
none or invalid option. We hope to print help information and return non-zero
value.

3. If use '-d' option to pick non-existent dir, error messages should be 
returned.

Signed-off-by: Lu Chong <chong...@windriver.com>
---
 .../makedevs/makedevs-1.0.0/makedevs.c             |   18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c 
b/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
index 53700c6..003d4c3 100644
--- a/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
+++ b/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
@@ -434,7 +434,6 @@ static int parse_devtable(FILE * devtable)
 static struct option long_options[] = {
        {"root", 1, NULL, 'r'},
        {"help", 0, NULL, 'h'},
-       {"squash", 0, NULL, 'q'},
        {"version", 0, NULL, 'v'},
        {"devtable", 1, NULL, 'D'},
        {NULL, 0, NULL, 0}
@@ -446,7 +445,6 @@ static char *helptext =
        "Options:\n"
        "  -r, -d, --root=DIR     Build filesystem from directory DIR (default: 
cwd)\n"
        "  -D, --devtable=FILE    Use the named FILE as a device table file\n"
-       "  -q, --squash           Squash permissions and owners making all 
files be owned by root\n"
        "  -h, --help             Display this help text\n"
        "  -v, --version          Display version information\n\n";
 
@@ -463,9 +461,15 @@ int main(int argc, char **argv)
        FILE *passwd_file = NULL;
        FILE *group_file = NULL;
        FILE *devtable = NULL;
+       DIR *dir = NULL;
 
        umask (0);
 
+       if (argc==1) {
+               fprintf(stderr, helptext);
+               exit(1);
+       }
+
        while ((opt = getopt_long(argc, argv, "D:d:r:qhv", 
                        long_options, &c)) >= 0) {
                switch (opt) {
@@ -484,6 +488,11 @@ int main(int argc, char **argv)
                        if (rootdir != default_rootdir) {
                                error_msg_and_die("root directory specified 
more than once");
                        }
+                       if ((dir = opendir(optarg)) == NULL) {
+                               perror_msg_and_die(optarg);
+                       } else {
+                               closedir(dir);
+                       }
                        rootdir = xstrdup(optarg);
                        break;
 
@@ -497,6 +506,11 @@ int main(int argc, char **argv)
                }
        }
 
+       if (argv[optind] != NULL) {
+               fprintf(stderr, helptext);
+               exit(1);
+       }
+
        // Get name-id mapping
        sprintf(passwd_path, "%s/etc/passwd", rootdir);
        sprintf(group_path, "%s/etc/group", rootdir);
-- 
1.7.9.5

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