move lchown/chown define out of specific files and into platform.h where it belongs

2 files changed, 7 insertions, 6 deletions

diff --git a/coreutils/chgrp.c b/coreutils/chgrp.c
index 46db4081a..5064f2d6e 100644
--- a/coreutils/chgrp.c
+++ b/coreutils/chgrp.c
@@ -16,11 +16,6 @@
 #include <unistd.h>
 #include "busybox.h"
 
-/* Don't use lchown glibc older then 2.1.x */
-#if (__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)
-#define lchown  chown
-#endif
-
 static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
 {
         if (lchown(fileName, statbuf->st_uid, *((long *) junk)) == 0) {
diff --git a/include/platform.h b/include/platform.h
index 7157f8a45..8890d4ffd 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -171,7 +171,7 @@ typedef unsigned long long int  uintmax_t;
 #endif
 #endif
 
-/* uclibc does not implement daemon for no-mmu systems.
+/* uclibc does not implement daemon() for no-mmu systems.
  * For 0.9.29 and svn, __ARCH_USE_MMU__ indicates no-mmu reliably.
  * For earlier versions there is no reliable way to check if we are building
  * for a mmu-less system; the user should pass EXTRA_CFLAGS="-DBB_NOMMU"
@@ -187,6 +187,12 @@ typedef unsigned long long int  uintmax_t;
  * out of the tree, so stop saying it should be. */
 #define fdprintf dprintf
 
+/* Don't use lchown with glibc older then 2.1.x ... uC-libc lacks it */
+#if (defined __GLIBC__ && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 1) || \
+    defined __UC_LIBC__
+# define lchown chown
+#endif
+
 /* THIS SHOULD BE CLEANED OUT OF THE TREE ENTIRELY */
 /* FIXME: fix tar.c! */
 #ifndef FNM_LEADING_DIR