(list_dumpdir): Minor fixes.

[chaz/tar] / src / incremen.c

diff --git a/src/incremen.c b/src/incremen.c
index 6cd8efb8b2ae662ce2fe058d0b3ae6af34b6293b..c412290a7abd5bed784c9c936f91f923ce2d6ff9 100644 (file)
--- a/src/incremen.c
+++ b/src/incremen.c
@@ -1,7 +1,7 @@
 /* GNU dump extensions to tar.
 
    Copyright (C) 1988, 1992, 1993, 1994, 1996, 1997, 1999, 2000, 2001,
-   2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by the
@@ -20,6 +20,7 @@
 #include <system.h>
 #include <getline.h>
 #include <hash.h>
+#include <mkdtemp.h>
 #include <quotearg.h>
 #include "common.h"
 
@@ -378,7 +379,9 @@ dumpdir_size (const char *p)
 static int
 compare_dirnames (const void *first, const void *second)
 {
-  return strcmp (*(const char**)first, *(const char**)second);
+  char const *const *name1 = first;
+  char const *const *name2 = second;
+  return strcmp (*name1, *name2);
 }
 
 /* Compare dumpdir array from DIRECTORY with directory listing DIR and
@@ -575,7 +578,7 @@ rename_handler (void *data, void *proc_data)
     {
       struct directory *prev, *p;
 
-      /* Detect eventual cycles and clear DIRF_RENAMED flag, so this entries
+      /* Detect eventual cycles and clear DIRF_RENAMED flag, so these entries
         are ignored when hit by this function next time.
         If the chain forms a cycle, prev points to the entry DIR is renamed
         from. In this case it still retains DIRF_RENAMED flag, which will be
@@ -1434,6 +1437,7 @@ purge_directory (char const *directory_name)
 void
 list_dumpdir (char *buffer, size_t size)
 {
+  int state = 0;
   while (size)
     {
       switch (*buffer)
@@ -1444,7 +1448,12 @@ list_dumpdir (char *buffer, size_t size)
        case 'R':
        case 'T':
        case 'X':
-         fprintf (stdlis, "%c ", *buffer);
+         fprintf (stdlis, "%c", *buffer);
+         if (state == 0)
+           {
+             fprintf (stdlis, " ");
+             state = 1;
+           }
          buffer++;
          size--;
          break;
@@ -1453,6 +1462,7 @@ list_dumpdir (char *buffer, size_t size)
          fputc ('\n', stdlis);
          buffer++;
          size--;
+         state = 0;
          break;
 
        default: