fix printing a char from a string that starts with a rune

1 files changed, 4 insertions, 2 deletions

diff --git a/sys/src/cmd/awk/run.c b/sys/src/cmd/awk/run.c
index 907e8c282..a9dbe1b51 100644
--- a/sys/src/cmd/awk/run.c
+++ b/sys/src/cmd/awk/run.c
@@ -960,8 +960,10 @@ int format(char **pbuf, int *pbufsize, char *s, Node *a)	/* printf-like conversi
 					*p++ = '\0';
 					*p = '\0';
 				}
-			} else
-				sprint(p, fmt, getsval(x)[0]);
+			} else {
+				*p++ = getsval(x)[0];
+				*p = 0;
+			}
 			break;
 		}
 		if (istemp(x))