From 9b0110f50cb0b48ab9883205807c1e5b5c7f4126 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Sun, 27 Jul 2008 21:47:22 +0000
Subject: Assert that SED and GREP are set

---
 acinclude.m4 | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'acinclude.m4')

diff --git a/acinclude.m4 b/acinclude.m4
index 40bf841b2..cf359d675 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -79,6 +79,12 @@ dnl silently when invoked with three arguments.
 AC_DEFUN([CURL_CHECK_DEF], [
   AS_VAR_PUSHDEF([ac_HaveDef], [curl_cv_have_def_$1])dnl
   AS_VAR_PUSHDEF([ac_Def], [curl_cv_def_$1])dnl
+  if test -z "$SED"; then
+    AC_MSG_ERROR([SED not set. Cannot continue without SED being set.])
+  fi
+  if test -z "$GREP"; then
+    AC_MSG_ERROR([GREP not set. Cannot continue without GREP being set.])
+  fi
   ifelse($3,,[AC_MSG_CHECKING([for preprocessor definition of $1])])
   tmp_exp=""
   AC_PREPROC_IFELSE([
-- 
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