[pve-devel] [PATCH qemu-server] qmeventd: flush after verbose printing
Dominik Csapak
d.csapak at proxmox.com
Tue Nov 24 15:04:06 CET 2020
if one would try to use -v in a systemd service, systemd would disable
line buffering for stdout and no output would happen (until the buffer
is full)
Signed-off-by: Dominik Csapak <d.csapak at proxmox.com>
---
qmeventd/qmeventd.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/qmeventd/qmeventd.h b/qmeventd/qmeventd.h
index 1921ef3..3dc539c 100644
--- a/qmeventd/qmeventd.h
+++ b/qmeventd/qmeventd.h
@@ -30,7 +30,7 @@
#define __NR_pidfd_send_signal 424
#endif
-#define VERBOSE_PRINT(...) do { if (verbose) { printf(__VA_ARGS__); } } while (0)
+#define VERBOSE_PRINT(...) do { if (verbose) { printf(__VA_ARGS__); fflush(stdout); } } while (0)
static inline void log_neg(int errval, const char *msg)
{
--
2.20.1
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