Introduce format string for pid_t

[mirror_qemu.git] / os-posix.c

diff --git a/os-posix.c b/os-posix.c
index 320419793a5c95d62be0f4a1fbc91b710f1bb30f..7dfb27836bb798f0fef550ef67a0540274f9565e 100644 (file)
--- a/os-posix.c
+++ b/os-posix.c
@@ -368,7 +368,7 @@ int qemu_create_pidfile(const char *filename)
     if (lockf(fd, F_TLOCK, 0) == -1) {
         return -1;
     }
-    len = snprintf(buffer, sizeof(buffer), "%ld\n", (long)getpid());
+    len = snprintf(buffer, sizeof(buffer), FMT_pid "\n", getpid());
     if (write(fd, buffer, len) != len) {
         return -1;
     }