install-reloc: Support multi-binary installation.

[gnulib.git] / m4 / read.m4

diff --git a/m4/read.m4 b/m4/read.m4
index 310e5eb..81f0f3a 100644 (file)
--- a/m4/read.m4
+++ b/m4/read.m4
@@ -1,5 +1,5 @@
-# read.m4 serial 2
-dnl Copyright (C) 2011 Free Software Foundation, Inc.
+# read.m4 serial 4
+dnl Copyright (C) 2011-2013 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -7,6 +7,10 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_FUNC_READ],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
+  AC_REQUIRE([gl_MSVC_INVAL])
+  if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+    REPLACE_READ=1
+  fi
   dnl This ifdef is just an optimization, to avoid performing a configure
   dnl check whose result is not used. It does not make the test of
   dnl GNULIB_UNISTD_H_NONBLOCKING or GNULIB_NONBLOCKING redundant.
@@ -17,3 +21,6 @@ AC_DEFUN([gl_FUNC_READ],
     fi
   ])
 ])
+
+# Prerequisites of lib/read.c.
+AC_DEFUN([gl_PREREQ_READ], [:])