From: Nikita Popov <nikita.ppv@gmail.com>
Date: Thu, 20 Jun 2019 13:48:48 +0000 (+0200)
Subject: Check for dlsym as well
X-Git-Tag: php-7.4.0alpha2~29
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6165c23475d5020cda3794cb684693a7fab9918d;p=php

Check for dlsym as well

For some reason, when using GCC with address sanitizer, dlopen
is available without -ldl, but dlsym still needs it. Explicitly check
dlsym so we add the library.
---

diff --git a/configure.ac b/configure.ac
index 8517441bfa..450de11c16 100644
--- a/configure.ac
+++ b/configure.ac
@@ -403,6 +403,7 @@ PHP_CHECK_FUNC(gethostbyaddr, nsl)
 PHP_CHECK_FUNC(yp_get_default_domain, nsl)
 
 PHP_CHECK_FUNC(dlopen, dl)
+PHP_CHECK_FUNC(dlsym, dl)
 if test "$ac_cv_func_dlopen" = "yes"; then
   AC_DEFINE(HAVE_LIBDL, 1, [ ])
 fi