manually check for egrep

diff --git a/ext/mcve/config.m4 b/ext/mcve/config.m4
index 6c19e2fe58130a29cbdca975e8b83da07f1dd4d4..7f104f876dd12adbfb61ec4185f13412040b470a 100644 (file)
--- a/ext/mcve/config.m4
+++ b/ext/mcve/config.m4
@@ -7,6 +7,9 @@ PHP_ARG_WITH(openssl-dir,OpenSSL dir for MCVE,
 [  --with-openssl-dir[=DIR]  MCVE: openssl install prefix.], no, no)
 
 if test "$PHP_MCVE" != "no"; then
+  dnl determine egrep command for AC_EGREP_CPP below
+  AC_CHECK_PROG(EGREP, egrep, grep -E)
+  AC_SUBST(EGREP)
 
   if test "$PHP_OPENSSL_DIR" != "no"; then
     PHP_OPENSSL=$PHP_OPENSSL_DIR