[src/trunk]: src/libexec/httpd two fixes reported by mouse:

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/27af59771ff3
branches:  trunk
changeset: 446038:27af59771ff3
user:      mrg <mrg%NetBSD.org@localhost>
date:      Wed Nov 21 10:25:17 2018 +0000

description:
two fixes reported by mouse:
- don't check contents of 'st' if stat(2) failed.
- round up instead of truncate.  now 10000 byte files say 10kB not 9kB.

diffstat:

 libexec/httpd/dir-index-bozo.c |  11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diffs (39 lines):

diff -r 520b3465ef80 -r 27af59771ff3 libexec/httpd/dir-index-bozo.c
--- a/libexec/httpd/dir-index-bozo.c    Wed Nov 21 09:49:39 2018 +0000
+++ b/libexec/httpd/dir-index-bozo.c    Wed Nov 21 10:25:17 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: dir-index-bozo.c,v 1.26 2018/11/20 01:06:46 mrg Exp $  */
+/*     $NetBSD: dir-index-bozo.c,v 1.27 2018/11/21 10:25:17 mrg Exp $  */
 
 /*     $eterna: dir-index-bozo.c,v 1.20 2011/11/18 09:21:15 mrg Exp $  */
 
@@ -157,7 +157,7 @@
                if (strcmp(name, "..") == 0) {
                        bozo_printf(httpd, "<a href=\"../\">");
                        l += bozo_printf(httpd, "Parent Directory");
-               } else if (S_ISDIR(sb.st_mode)) {
+               } else if (!nostat && S_ISDIR(sb.st_mode)) {
                        bozo_printf(httpd, "<a href=\"%s/\">", urlname);
                        l += bozo_printf(httpd, "%s/", htmlname);
                } else if (strchr(name, ':') != NULL) {
@@ -185,6 +185,10 @@
                if (nostat)
                        bozo_printf(httpd, "?                         ?");
                else {
+                       unsigned long long len;
+
+                       len = ((unsigned long long)sb.st_size + 1023) / 1024;
+
                        tm = gmtime(&sb.st_mtime);
                        strftime(buf, sizeof buf, "%d-%b-%Y %R", tm);
                        l += bozo_printf(httpd, "%s", buf);
@@ -199,8 +203,7 @@
                        spacebuf[i] = '\0';
                        bozo_printf(httpd, "%s", spacebuf);
 
-                       bozo_printf(httpd, "%12llukB",
-                                   (unsigned long long)sb.st_size >> 10);
+                       bozo_printf(httpd, "%12llukB", len);
                }
                bozo_printf(httpd, "\r\n");
        }