1 files changed, 7 insertions, 1 deletions

diff --git a/coreutils/cat.c b/coreutils/cat.c
index 7bab325ef..eb141dc79 100644
--- a/coreutils/cat.c
+++ b/coreutils/cat.c
@@ -12,17 +12,23 @@
 
 #include "busybox.h"
 
+/* This is a NOFORK applet. Be very careful! */
+
+
 int bb_cat(char **argv)
 {
         static const char *const argv_dash[] = { "-", NULL };
+
         FILE *f;
         int retval = EXIT_SUCCESS;
 
-        if (!*argv) argv = (char**) &argv_dash;
+        if (!*argv)
+                argv = (char**) &argv_dash;
 
         do {
                 f = fopen_or_warn_stdin(*argv);
                 if (f) {
+                        /* This is not an xfunc - never exits */
                         off_t r = bb_copyfd_eof(fileno(f), STDOUT_FILENO);
                         fclose_if_not_stdin(f);
                         if (r >= 0)