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[wget] / m4 / alloca.m4

diff --git a/m4/alloca.m4 b/m4/alloca.m4
deleted file mode 100644 (file)
index 4b978e1..0000000
--- a/m4/alloca.m4
+++ /dev/null
@@ -1,46 +0,0 @@
-# alloca.m4 serial 9
-dnl Copyright (C) 2002-2004, 2006, 2007, 2009 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.
-
-AC_DEFUN([gl_FUNC_ALLOCA],
-[
-  dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
-  AC_REQUIRE([AC_PROG_CPP])
-  AC_REQUIRE([AC_PROG_EGREP])
-
-  AC_REQUIRE([AC_FUNC_ALLOCA])
-  if test $ac_cv_func_alloca_works = no; then
-    gl_PREREQ_ALLOCA
-  fi
-
-  # Define an additional variable used in the Makefile substitution.
-  if test $ac_cv_working_alloca_h = yes; then
-    AC_CACHE_CHECK([for alloca as a compiler built-in], [gl_cv_rpl_alloca], [
-      AC_EGREP_CPP([Need own alloca], [
-#if defined __GNUC__ || defined _AIX || defined _MSC_VER
-        Need own alloca
-#endif
-        ], [gl_cv_rpl_alloca=yes], [gl_cv_rpl_alloca=no])
-    ])
-    if test $gl_cv_rpl_alloca = yes; then
-      dnl OK, alloca can be implemented through a compiler built-in.
-      AC_DEFINE([HAVE_ALLOCA], [1],
-        [Define to 1 if you have 'alloca' after including <alloca.h>,
-         a header that may be supplied by this distribution.])
-      ALLOCA_H=alloca.h
-    else
-      dnl alloca exists as a library function, i.e. it is slow and probably
-      dnl a memory leak. Don't define HAVE_ALLOCA in this case.
-      ALLOCA_H=
-    fi
-  else
-    ALLOCA_H=alloca.h
-  fi
-  AC_SUBST([ALLOCA_H])
-])
-
-# Prerequisites of lib/alloca.c.
-# STACK_DIRECTION is already handled by AC_FUNC_ALLOCA.
-AC_DEFUN([gl_PREREQ_ALLOCA], [:])