block: fix qemu-img --help invocation
This fixes a bug introduced in commit ac1307ab
, that caused the
'--help' option to not be recognized as a valid command, and not
print any help.
Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
parent
e2da502c00
commit
7db1689c35
15
qemu-img.c
15
qemu-img.c
@ -2789,6 +2789,12 @@ int main(int argc, char **argv)
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{
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const img_cmd_t *cmd;
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const char *cmdname;
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int c;
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int option_index = 0;
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static const struct option long_options[] = {
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{"help", no_argument, 0, 'h'},
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{0, 0, 0, 0}
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};
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#ifdef CONFIG_POSIX
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signal(SIGPIPE, SIG_IGN);
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@ -2803,15 +2809,20 @@ int main(int argc, char **argv)
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error_exit("Not enough arguments");
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}
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cmdname = argv[1];
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argc--; argv++;
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/* find the command */
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for(cmd = img_cmds; cmd->name != NULL; cmd++) {
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if (!strcmp(cmdname, cmd->name)) {
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return cmd->handler(argc, argv);
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return cmd->handler(argc - 1, argv + 1);
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}
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}
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c = getopt_long(argc, argv, "h", long_options, &option_index);
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if (c == 'h') {
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help();
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}
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/* not found */
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error_exit("Command not found: %s", cmdname);
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}
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