These functions fail when @stream is null and the current monitor
isn't HMP.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20260114124713.3308719-4-armbru@redhat.com>
[Comments rewritten in review]
---
util/qemu-print.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/util/qemu-print.c b/util/qemu-print.c
index 4a30cd1a8e..7b9591035e 100644
--- a/util/qemu-print.c
+++ b/util/qemu-print.c
@@ -44,7 +44,10 @@ int qemu_printf(const char *fmt, ...)
/*
* Print like vfprintf()
- * Print to @stream if non-null, else to current monitor.
+ * Print to @stream if non-null, else to current HMP monitor if we
+ * have one, else fail without printing anything.
+ * Return number of characters printed on success, negative value on
+ * error.
*/
int qemu_vfprintf(FILE *stream, const char *fmt, va_list ap)
{
@@ -56,7 +59,10 @@ int qemu_vfprintf(FILE *stream, const char *fmt, va_list ap)
/*
* Print like fprintf().
- * Print to @stream if non-null, else to current monitor.
+ * Print to @stream if non-null, else to current HMP monitor if we
+ * have one, else fail without printing anything.
+ * Return number of characters printed on success, negative value on
+ * error.
*/
int qemu_fprintf(FILE *stream, const char *fmt, ...)
{
--
2.53.0