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-rw-r--r--src/chown-core.c59
1 files changed, 38 insertions, 21 deletions
diff --git a/src/chown-core.c b/src/chown-core.c
index 82f7341b2..e72aa33b1 100644
--- a/src/chown-core.c
+++ b/src/chown-core.c
@@ -102,17 +102,44 @@ uid_to_name (uid_t uid)
: umaxtostr (uid, buf));
}
+/* Allocate a string representing USER and GROUP. */
+
+static char *
+user_group_str (char const *user, char const *group)
+{
+ char *spec;
+
+ if (user)
+ {
+ if (group)
+ {
+ spec = xmalloc (strlen (user) + 1 + strlen (group) + 1);
+ stpcpy (stpcpy (stpcpy (spec, user), ":"), group);
+ }
+ else
+ {
+ spec = xstrdup (user);
+ }
+ }
+ else
+ {
+ spec = xstrdup (group);
+ }
+
+ return spec;
+}
+
/* Tell the user how/if the user and group of FILE have been changed.
If USER is NULL, give the group-oriented messages.
CHANGED describes what (if anything) has happened. */
static void
describe_change (const char *file, enum Change_status changed,
+ char const *old_user, char const *old_group,
char const *user, char const *group)
{
const char *fmt;
- char const *spec;
- char *spec_allocated = NULL;
+ char *spec;
if (changed == CH_NOT_APPLIED)
{
@@ -121,40 +148,25 @@ describe_change (const char *file, enum Change_status changed,
return;
}
- if (user)
- {
- if (group)
- {
- spec_allocated = xmalloc (strlen (user) + 1 + strlen (group) + 1);
- stpcpy (stpcpy (stpcpy (spec_allocated, user), ":"), group);
- spec = spec_allocated;
- }
- else
- {
- spec = user;
- }
- }
- else
- {
- spec = group;
- }
-
switch (changed)
{
case CH_SUCCEEDED:
fmt = (user ? _("changed ownership of %s to %s\n")
: group ? _("changed group of %s to %s\n")
: _("no change to ownership of %s\n"));
+ spec = user_group_str (user, group);
break;
case CH_FAILED:
fmt = (user ? _("failed to change ownership of %s to %s\n")
: group ? _("failed to change group of %s to %s\n")
: _("failed to change ownership of %s\n"));
+ spec = user_group_str (user, group);
break;
case CH_NO_CHANGE_REQUESTED:
fmt = (user ? _("ownership of %s retained as %s\n")
: group ? _("group of %s retained as %s\n")
: _("ownership of %s retained\n"));
+ spec = user_group_str (user ? old_user : NULL, group ? old_group : NULL);
break;
default:
abort ();
@@ -162,7 +174,7 @@ describe_change (const char *file, enum Change_status changed,
printf (fmt, quote (file), spec);
- free (spec_allocated);
+ free (spec);
}
/* Change the owner and/or group of the FILE to UID and/or GID (safely)
@@ -459,8 +471,13 @@ change_file_owner (FTS *fts, FTSENT *ent,
: !symlink_changed ? CH_NOT_APPLIED
: !changed ? CH_NO_CHANGE_REQUESTED
: CH_SUCCEEDED);
+ char *old_usr = file_stats ? uid_to_name (file_stats->st_uid) : NULL;
+ char *old_grp = file_stats ? gid_to_name (file_stats->st_gid) : NULL;
describe_change (file_full_name, ch_status,
+ old_usr, old_grp,
chopt->user_name, chopt->group_name);
+ free (old_usr);
+ free (old_grp);
}
}