p5551: add a script to test fetch pack-dir rescans

diff --git a/pkt-line.c b/pkt-line.c
index 4823d3bb9db002fadf47124184ccea39d66fac68..647bbd3bceda71f15fdf137a37f3fa53e6fa6d86 100644 (file)
--- a/pkt-line.c
+++ b/pkt-line.c
@@ -136,8 +136,9 @@ static void format_packet(struct strbuf *out, const char *fmt, va_list args)
 static int packet_write_fmt_1(int fd, int gently,
                              const char *fmt, va_list args)
 {
-       struct strbuf buf = STRBUF_INIT;
+       static struct strbuf buf = STRBUF_INIT;
 
+       strbuf_reset(&buf);
        format_packet(&buf, fmt, args);
        if (write_in_full(fd, buf.buf, buf.len) < 0) {
                if (!gently) {