refactor userdiff textconv code

diff --git a/progress.c b/progress.c
index d19f80c0bb25928383f8a1aff3f6f49f9a65131c..55a8687ad15788f8ea5a5beb463d216908f618b2 100644 (file)
--- a/progress.c
+++ b/progress.c
@@ -241,16 +241,21 @@ void stop_progress_msg(struct progress **p_progress, const char *msg)
        *p_progress = NULL;
        if (progress->last_value != -1) {
                /* Force the last update */
-               char buf[strlen(msg) + 5];
+               char buf[128], *bufp;
+               size_t len = strlen(msg) + 5;
                struct throughput *tp = progress->throughput;
+
+               bufp = (len < sizeof(buf)) ? buf : xmalloc(len + 1);
                if (tp) {
                        unsigned int rate = !tp->avg_misecs ? 0 :
                                        tp->avg_bytes / tp->avg_misecs;
                        throughput_string(tp, tp->curr_total, rate);
                }
                progress_update = 1;
-               sprintf(buf, ", %s.\n", msg);
-               display(progress, progress->last_value, buf);
+               sprintf(bufp, ", %s.\n", msg);
+               display(progress, progress->last_value, bufp);
+               if (buf != bufp)
+                       free(bufp);
        }
        clear_progress_signal();
        free(progress->throughput);