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[Qemu-devel] [PATCH 02/10] QString: Introduce qstring_append_chr()
From: |
Luiz Capitulino |
Subject: |
[Qemu-devel] [PATCH 02/10] QString: Introduce qstring_append_chr() |
Date: |
Tue, 17 Nov 2009 17:43:49 -0200 |
It appends a C char to a QString.
Signed-off-by: Luiz Capitulino <address@hidden>
---
qstring.c | 24 +++++++++++++++++++-----
qstring.h | 1 +
2 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/qstring.c b/qstring.c
index 441a9e6..e422bd9 100644
--- a/qstring.c
+++ b/qstring.c
@@ -53,25 +53,39 @@ 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
*/
QString *qobject_to_qstring(const QObject *obj)
diff --git a/qstring.h b/qstring.h
index 65905d4..43581de 100644
--- a/qstring.h
+++ b/qstring.h
@@ -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 */
--
1.6.5.2.180.gc5b3e
- [Qemu-devel] [PATCH 00/10]: QError v4, Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 01/10] QJSON: Introduce qobject_from_jsonv(), Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 02/10] QString: Introduce qstring_append_chr(),
Luiz Capitulino <=
- [Qemu-devel] [PATCH 03/10] QString: Introduce qstring_append_int(), Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 04/10] QString: Introduce qstring_from_substr(), Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 05/10] utests: Add qstring_append_chr() unit-test, Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 06/10] utests: Add qstring_from_substr() unit-test, Luiz Capitulino, 2009/11/17
- [Qemu-devel] [PATCH 07/10] Introduce QError, Luiz Capitulino, 2009/11/17
- Re: [Qemu-devel] [PATCH 07/10] Introduce QError, Daniel P. Berrange, 2009/11/18