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qemu-img: Print available options with -o ?

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This patch adds a small help text to each of the options in the block drivers
which can be displayed by using qemu-img create -f fmt -o ?

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2009-06-04 15:39:38 +02:00 • committed by Blue Swirl
parent f425c27872
commit db08adf526
10 changed files with 110 additions and 19 deletions
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13
qemu-option.c
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@ -347,3 +347,16 @@ void print_option_parameters(QEMUOptionParameter *list)
list++;
}
}
/*
* Prints an overview of all available options
*/
void print_option_help(QEMUOptionParameter *list)
{
printf("Supported options:\n");
while (list && list->name) {
printf("%-16s %s\n", list->name,
list->help ? list->help : "No description available");
list++;
}
}