[libvirt] [PATCH 1/2] util: add virStringParseYesNo()
This function parse and convert string "yes|no" into bool true|false.
Signed-off-by: Shotaro Gotanda <g.sho1500(a)gmail.com>
---
src/util/virstring.c | 32 ++++++++++++++++++++++++++++++++
src/util/virstring.h | 3 +++
2 files changed, 35 insertions(+)
diff --git a/src/util/virstring.c b/src/util/virstring.c
index 33f8191f45..70018459de 100644
--- a/src/util/virstring.c
+++ b/src/util/virstring.c
@@ -1548,3 +1548,35 @@ virStringParsePort(const char *str,
return 0;
}
+
+
+/**
+ * virStringParseYesNo:
+ * @str: "yes|no" to parse
+ * @port: pointer to parse and convert "yes|no" into
+ *
+ * Parses a string "yes|no" and convert it into true|false. Returns
+ * 0 on success and -1 on error.
+ */
+int virStringParseYesNo(const char *str,
+ bool *result)
+{
+ bool r = false;
+
+ if (!str)
+ return -1;
+
+ if (STREQ(str, "yes")) {
+ r = true;
+ } else if (STREQ(str, "no")) {
+ r = false;
+ } else {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Invalid value, '%s' must be either 'yes' or
'no'"), str);
+ return -1;
+ }
+
+ *result = r;
+
+ return 0;
+}
diff --git a/src/util/virstring.h b/src/util/virstring.h
index 1e36ac459c..b921d5407b 100644
--- a/src/util/virstring.h
+++ b/src/util/virstring.h
@@ -316,6 +316,9 @@ int virStringParsePort(const char *str,
unsigned int *port)
ATTRIBUTE_NONNULL(2) ATTRIBUTE_RETURN_CHECK;
+int virStringParseYesNo(const char *str,
+ bool *result);
+
/**
* VIR_AUTOSTRINGLIST:
*
--
2.19.1