QString: Introduce qstring_append_chr()

It appends a C char to a QString.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Luiz Capitulino 2009-11-18 23:05:25 -02:00 committed by Anthony Liguori
parent 8ff5a7d346
commit 6fe9565c5b
2 changed files with 20 additions and 5 deletions

View File

@ -53,24 +53,38 @@ QString *qstring_from_str(const char *str)
return qstring;
}
/* qstring_append(): Append a C string to a QString
*/
void qstring_append(QString *qstring, const char *str)
static void capacity_increase(QString *qstring, size_t len)
{
size_t len = strlen(str);
if (qstring->capacity < (qstring->length + len)) {
qstring->capacity += len;
qstring->capacity *= 2; /* use exponential growth */
qstring->string = qemu_realloc(qstring->string, qstring->capacity + 1);
}
}
/* qstring_append(): Append a C string to a QString
*/
void qstring_append(QString *qstring, const char *str)
{
size_t len = strlen(str);
capacity_increase(qstring, len);
memcpy(qstring->string + qstring->length, str, len);
qstring->length += len;
qstring->string[qstring->length] = 0;
}
/**
* qstring_append_chr(): Append a C char to a QString
*/
void qstring_append_chr(QString *qstring, int c)
{
capacity_increase(qstring, 1);
qstring->string[qstring->length++] = c;
qstring->string[qstring->length] = 0;
}
/**
* qobject_to_qstring(): Convert a QObject to a QString
*/

View File

@ -14,6 +14,7 @@ QString *qstring_new(void);
QString *qstring_from_str(const char *str);
const char *qstring_get_str(const QString *qstring);
void qstring_append(QString *qstring, const char *str);
void qstring_append_chr(QString *qstring, int c);
QString *qobject_to_qstring(const QObject *obj);
#endif /* QSTRING_H */