PATCH] untar: do not exit with error when created directory already exists (fixes #2413).

[Pavel Pisa]

---
 cpukit/libmisc/untar/untar.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/cpukit/libmisc/untar/untar.c b/cpukit/libmisc/untar/untar.c
index aed8fed..4591a8b 100644
--- a/cpukit/libmisc/untar/untar.c
+++ b/cpukit/libmisc/untar/untar.c
@@ -28,6 +28,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <errno.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <rtems/untar.h>
@@ -203,6 +204,13 @@ Untar_FromMemory(
       }
     } else if (linkflag == DIRTYPE) {
       if ( mkdir(fname, S_IRWXU | S_IRWXG | S_IRWXO) != 0 ) {
+        if (errno == EEXIST) {
+          struct stat stat_buf;
+          if ( stat(fname, &stat_buf) == 0 ) {
+            if (  S_ISDIR(stat_buf.st_mode) )
+              continue;
+          }
+        }
         printk("Untar: failed to create directory %s\n", fname);
         retval = UNTAR_FAIL;
         break;
-- 
1.9.1