qemu-option: factor out parse_option_bool

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Gerd Hoffmann 2009-07-22 16:43:01 +02:00 committed by Anthony Liguori
parent 62c5802efd
commit 67b1355b74
1 changed files with 22 additions and 12 deletions

View File

@ -165,6 +165,23 @@ QEMUOptionParameter *get_option_parameter(QEMUOptionParameter *list,
return NULL;
}
static int parse_option_bool(const char *name, const char *value, int *ret)
{
if (value != NULL) {
if (!strcmp(value, "on")) {
*ret = 1;
} else if (!strcmp(value, "off")) {
*ret = 0;
} else {
fprintf(stderr, "Option '%s': Use 'on' or 'off'\n", name);
return -1;
}
} else {
*ret = 1;
}
return 0;
}
/*
* Sets the value of a parameter in a given option list. The parsing of the
* value depends on the type of option:
@ -185,6 +202,8 @@ QEMUOptionParameter *get_option_parameter(QEMUOptionParameter *list,
int set_option_parameter(QEMUOptionParameter *list, const char *name,
const char *value)
{
int flag;
// Find a matching parameter
list = get_option_parameter(list, name);
if (list == NULL) {
@ -195,18 +214,9 @@ int set_option_parameter(QEMUOptionParameter *list, const char *name,
// Process parameter
switch (list->type) {
case OPT_FLAG:
if (value != NULL) {
if (!strcmp(value, "on")) {
list->value.n = 1;
} else if (!strcmp(value, "off")) {
list->value.n = 0;
} else {
fprintf(stderr, "Option '%s': Use 'on' or 'off'\n", name);
return -1;
}
} else {
list->value.n = 1;
}
if (-1 == parse_option_bool(name, value, &flag))
return -1;
list->value.n = flag;
break;
case OPT_STRING: