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makedevs: rectify the exit codes and handle the invalid parameter 

It is correct behaviours to output help and version information,
and should return 0;
When input parameter is invalid, print help information and exit.

(From OE-Core rev: 7c61daa08fa51557e0e6785e738646cb5d8de91b)

Signed-off-by: Roy Li <rongqing.li@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Roy Li 2013-09-25 05:58:36 +00:00 committed by Richard Purdie
parent 66bf6562d2
commit 4312f5a534
1 changed files with 6 additions and 3 deletions
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9
meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
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@ -465,8 +465,8 @@ int main(int argc, char **argv)
error_msg_and_die("%s: not a proper device table file", optarg);
break;
case 'h':
fprintf(stderr, helptext);
exit(1);
printf(helptext);
exit(0);
case 'r':
case 'd': /* for compatibility with mkfs.jffs, genext2fs, etc... */
if (rootdir != default_rootdir) {
@ -476,8 +476,11 @@ int main(int argc, char **argv)
break;
case 'v':
fprintf(stderr, "makedevs revision %.*s\n",
printf("makedevs revision %.*s\n",
(int) strlen(revtext) - 13, revtext + 11);
exit(0);
default:
fprintf(stderr, helptext);
exit(1);
}
}