lineedit: do not hang on error, but return error indicator.

[oweals/busybox.git] / libbb / wfopen_input.c

diff --git a/libbb/wfopen_input.c b/libbb/wfopen_input.c
index 46ff7a6de160a37b5416c89ca559db1fcd39db6b..422a58ecffda9ad30dbfb1abe1718c88768f6900 100644 (file)
--- a/libbb/wfopen_input.c
+++ b/libbb/wfopen_input.c
@@ -4,7 +4,7 @@
  *
  * Copyright (C) 2003  Manuel Novoa III  <mjn3@codepoet.org>
  *
- * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
 /* A number of applets need to open a file for reading, where the filename
@@ -46,3 +46,11 @@ int FAST_FUNC open_or_warn_stdin(const char *filename)
 
        return fd;
 }
+
+int FAST_FUNC xopen_stdin(const char *filename)
+{
+       int fd = open_or_warn_stdin(filename);
+       if (fd >= 0)
+               return fd;
+       xfunc_die();    /* We already output an error message. */
+}