Import upstream version 1.28

[debian/tar] / m4 / stdarg.m4

diff --git a/m4/stdarg.m4 b/m4/stdarg.m4
index 8a62f2e844a3799e3058a57809daacb7aa6c74cd..732aa313b6aff04057f12c40975f6b57c59dee6d 100644 (file)
--- a/m4/stdarg.m4
+++ b/m4/stdarg.m4
@@ -1,5 +1,5 @@
-# stdarg.m4 serial 4
-dnl Copyright (C) 2006, 2008-2010 Free Software Foundation, Inc.
+# stdarg.m4 serial 6
+dnl Copyright (C) 2006, 2008-2014 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.
@@ -9,8 +9,8 @@ dnl Provide a working va_copy in combination with <stdarg.h>.
 
 AC_DEFUN([gl_STDARG_H],
 [
-  STDARG_H='';                AC_SUBST([STDARG_H])
-  NEXT_STDARG_H='<stdarg.h>'; AC_SUBST([NEXT_STDARG_H])
+  STDARG_H=''
+  NEXT_STDARG_H='<stdarg.h>'
   AC_MSG_CHECKING([for va_copy])
   AC_CACHE_VAL([gl_cv_func_va_copy], [
     AC_COMPILE_IFELSE(
@@ -41,7 +41,7 @@ void (*func) (va_list, va_list) = va_copy;
     if test $gl_aixcc = yes; then
       dnl Provide a substitute <stdarg.h> file.
       STDARG_H=stdarg.h
-      gl_CHECK_NEXT_HEADERS([stdarg.h])
+      gl_NEXT_HEADERS([stdarg.h])
       dnl Fallback for the case when <stdarg.h> contains only macro definitions.
       if test "$gl_cv_next_stdarg_h" = '""'; then
         gl_cv_next_stdarg_h='"///usr/include/stdarg.h"'
@@ -72,4 +72,7 @@ error, bail out
       fi
     fi
   fi
+  AC_SUBST([STDARG_H])
+  AM_CONDITIONAL([GL_GENERATE_STDARG_H], [test -n "$STDARG_H"])
+  AC_SUBST([NEXT_STDARG_H])
 ])