find: make -mindepth N -xdev correctly stop on mountpoints

function                                             old     new   delta
fileAction                                           153     193     +40

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/findutils/find.c b/findutils/find.c
index 0ec5bdfeaab175f3a845af44de07008034fd3798..b521e5b087f457b178e5260d12e15b04ee9e428d 100644 (file)
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -728,10 +728,27 @@ static int FAST_FUNC fileAction(const char *fileName,
                int depth IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM))
 {
        int r;
+       int same_fs = 1;
+
+#if ENABLE_FEATURE_FIND_XDEV
+       if (S_ISDIR(statbuf->st_mode) && G.xdev_count) {
+               int i;
+               for (i = 0; i < G.xdev_count; i++) {
+                       if (G.xdev_dev[i] == statbuf->st_dev)
+                               goto found;
+               }
+               //bb_error_msg("'%s': not same fs", fileName);
+               same_fs = 0;
+ found: ;
+       }
+#endif
 
 #if ENABLE_FEATURE_FIND_MAXDEPTH
-       if (depth < G.minmaxdepth[0])
-               return TRUE; /* skip this, continue recursing */
+       if (depth < G.minmaxdepth[0]) {
+               if (same_fs)
+                       return TRUE; /* skip this, continue recursing */
+               return SKIP; /* stop recursing */
+       }
        if (depth > G.minmaxdepth[1])
                return SKIP; /* stop recursing */
 #endif
@@ -747,21 +764,11 @@ static int FAST_FUNC fileAction(const char *fileName,
                        return SKIP;
        }
 #endif
-#if ENABLE_FEATURE_FIND_XDEV
        /* -xdev stops on mountpoints, but AFTER mountpoit itself
         * is processed as usual */
-       if (S_ISDIR(statbuf->st_mode)) {
-               if (G.xdev_count) {
-                       int i;
-                       for (i = 0; i < G.xdev_count; i++) {
-                               if (G.xdev_dev[i] == statbuf->st_dev)
-                                       goto found;
-                       }
-                       return SKIP;
- found: ;
-               }
+       if (!same_fs) {
+               return SKIP;
        }
-#endif
 
        /* Cannot return 0: our caller, recursive_action(),
         * will perror() and skip dirs (if called on dir) */