If there is no lchown(), don't try to set the user & group of a symlink.

[rsync/rsync.git] / flist.c

diff --git a/flist.c b/flist.c
index 4e0af36..1b021ef 100644 (file)
--- a/flist.c
+++ b/flist.c
@@ -34,6 +34,7 @@ extern int do_progress;
 extern int am_root;
 extern int am_server;
 extern int am_daemon;
+extern int am_sender;
 extern int always_checksum;
 extern int module_id;
 extern int ignore_errors;
@@ -72,6 +73,7 @@ int io_error;
 
 static char empty_sum[MD4_SUM_LENGTH];
 static unsigned int file_struct_len;
+static struct file_list *received_flist;
 
 static void clean_flist(struct file_list *flist, int strip_root, int no_dups);
 static void output_flist(struct file_list *flist);
@@ -170,12 +172,12 @@ static void list_file_entry(struct file_struct *f)
  * @post @p buffer contains information about the link or the
  * referrent as appropriate, if they exist.
  **/
-int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf)
+static int readlink_stat(const char *path, STRUCT_STAT *buffer, char *linkbuf)
 {
 #if SUPPORT_LINKS
        if (copy_links)
                return do_stat(path, buffer);
-       if (link_stat(path, buffer, keep_dirlinks) < 0)
+       if (link_stat(path, buffer, 0) < 0)
                return -1;
        if (S_ISLNK(buffer->st_mode)) {
                int l = readlink((char *)path, linkbuf, MAXPATHLEN - 1);
@@ -817,8 +819,13 @@ struct file_struct *make_file(char *fname, struct file_list *flist,
        if (check_exclude_file(thisname, S_ISDIR(st.st_mode) != 0, exclude_level))
                return NULL;
 
-       if (lp_ignore_nonreadable(module_id) && access(thisname, R_OK) != 0)
-               return NULL;
+       if (lp_ignore_nonreadable(module_id)) {
+#if SUPPORT_LINKS
+               if (!S_ISLNK(st.st_mode))
+#endif
+                       if (access(thisname, R_OK) != 0)
+                               return NULL;
+       }
 
 skip_excludes:
 
@@ -925,6 +932,26 @@ skip_excludes:
 
        file->basedir = flist_dir;
 
+       /* This code is only used by the receiver when it is building
+        * a list of files for a delete pass. */
+       if (keep_dirlinks && linkname_len && flist) {
+               STRUCT_STAT st2;
+               int i = flist_find(received_flist, file);
+               if (i >= 0 && S_ISDIR(received_flist->files[i]->mode)
+                   && do_stat(thisname, &st2) == 0 && S_ISDIR(st2.st_mode)) {
+                       file->modtime = st2.st_mtime;
+                       file->length = st2.st_size;
+                       file->mode = st2.st_mode;
+                       file->uid = st2.st_uid;
+                       file->gid = st2.st_gid;
+                       file->u.link = NULL;
+                       if (file->link_u.idev) {
+                               pool_free(flist->hlink_pool, 0, file->link_u.idev);
+                               file->link_u.idev = NULL;
+                       }
+               }
+       }
+
        if (!S_ISDIR(st.st_mode))
                stats.total_size += st.st_size;
 
@@ -1251,6 +1278,7 @@ struct file_list *recv_file_list(int f)
        start_read = stats.total_read;
 
        flist = flist_new(WITH_HLINK, "recv_file_list");
+       received_flist = flist;
 
        flist->count = 0;
        flist->malloced = 1000;
@@ -1487,7 +1515,7 @@ static void output_flist(struct file_list *flist)
 
        for (i = 0; i < flist->count; i++) {
                file = flist->files[i];
-               if (am_root && preserve_uid)
+               if ((am_root || am_sender) && preserve_uid)
                        sprintf(uidbuf, " uid=%ld", (long)file->uid);
                else
                        *uidbuf = '\0';