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[src/netbsd-7]: src/bin/mv Pull up following revision(s) (requested by mrg in...



details:   https://anonhg.NetBSD.org/src/rev/b1ffcde5b690
branches:  netbsd-7
changeset: 799839:b1ffcde5b690
user:      martin <martin%NetBSD.org@localhost>
date:      Sun Mar 06 18:40:09 2016 +0000

description:
Pull up following revision(s) (requested by mrg in ticket #1129):
        bin/mv/mv.c: revision 1.45
add SIGINFO for mv(1), largely based upon the support in cp(1).

diffstat:

 bin/mv/mv.c |  30 ++++++++++++++++++++++++++----
 1 files changed, 26 insertions(+), 4 deletions(-)

diffs (82 lines):

diff -r 45f0f9b118a2 -r b1ffcde5b690 bin/mv/mv.c
--- a/bin/mv/mv.c       Sun Mar 06 18:17:55 2016 +0000
+++ b/bin/mv/mv.c       Sun Mar 06 18:40:09 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: mv.c,v 1.43.22.1 2016/03/04 21:25:36 martin Exp $ */
+/* $NetBSD: mv.c,v 1.43.22.2 2016/03/06 18:40:09 martin Exp $ */
 
 /*
  * Copyright (c) 1989, 1993, 1994
@@ -42,7 +42,7 @@
 #if 0
 static char sccsid[] = "@(#)mv.c       8.2 (Berkeley) 4/2/94";
 #else
-__RCSID("$NetBSD: mv.c,v 1.43.22.1 2016/03/04 21:25:36 martin Exp $");
+__RCSID("$NetBSD: mv.c,v 1.43.22.2 2016/03/06 18:40:09 martin Exp $");
 #endif
 #endif /* not lint */
 
@@ -67,12 +67,20 @@
 
 static int fflg, iflg, vflg;
 static int stdin_ok;
+static sig_atomic_t pinfo;
 
 static int     copy(char *, char *);
 static int     do_move(char *, char *);
 static int     fastcopy(char *, char *, struct stat *);
 __dead static void     usage(void);
 
+static void
+progress(int sig __unused)
+{
+
+       pinfo++;
+}
+
 int
 main(int argc, char *argv[])
 {
@@ -109,6 +117,8 @@
 
        stdin_ok = isatty(STDIN_FILENO);
 
+       (void)signal(SIGINFO, progress);
+
        /*
         * If the stat on the target fails or the target isn't a directory,
         * try the move.  More than 2 arguments is an error in this case.
@@ -262,7 +272,9 @@
 #endif
        static blksize_t blen;
        static char *bp;
-       int nread, from_fd, to_fd;
+       int from_fd, to_fd;
+       ssize_t nread;
+       off_t total = 0;
 
        if ((from_fd = open(from, O_RDONLY, 0)) < 0) {
                warn("%s", from);
@@ -281,11 +293,21 @@
                (void)close(to_fd);
                return (1);
        }
-       while ((nread = read(from_fd, bp, blen)) > 0)
+       while ((nread = read(from_fd, bp, blen)) > 0) {
                if (write(to_fd, bp, nread) != nread) {
                        warn("%s", to);
                        goto err;
                }
+               total += nread;
+               if (pinfo) {
+                       int pcent = (int)((100.0 * total) / sbp->st_size);
+
+                       pinfo = 0;
+                       (void)fprintf(stderr, "%s => %s %llu/%llu bytes %d%% "
+                           "written\n", from, to, (unsigned long long)total,
+                           (unsigned long long)sbp->st_size, pcent);
+               }
+       }
        if (nread < 0) {
                warn("%s", from);
 err:           if (unlink(to))



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