1 files changed, 17 insertions, 2 deletions
diff --git a/config.m4 b/config.m4
index ecaa8ed..4cd9b38 100644
--- a/config.m4
+++ b/config.m4
@@ -6,10 +6,25 @@ PHP_ARG_ENABLE([xpass],
     [Enable xpass support])],
   [no])
 
+PHP_ARG_WITH([xpass-dlopen],
+  [whether to enable dlopen of libxcrypt],
+  [AS_HELP_STRING([[--with-xpass-dlopen[=libcrypt.so.2]]],
+    [Enable dlopen of libxcrypt])],
+  [no], [no])
+
 if test "$PHP_XPASS" != "no"; then
   PKG_CHECK_MODULES([LIBXCRYPT], [libxcrypt >= 4.4])
-  PHP_EVAL_INCLINE([$LIBXCRYPT_CFLAGS])
-  PHP_EVAL_LIBLINE([$LIBXCRYPT_LIBS], [XPASS_SHARED_LIBADD])
+
+  if test "$PHP_XPASS_DLOPEN" = "no"; then
+    PHP_EVAL_INCLINE([$LIBXCRYPT_CFLAGS])
+    PHP_EVAL_LIBLINE([$LIBXCRYPT_LIBS], [XPASS_SHARED_LIBADD])
+  elif test "$PHP_XPASS_DLOPEN" = "yes"; then
+    AC_DEFINE([USE_LIBCRYPT_DLOPEN], ["libcrypt.so.2"], [ libcrypt path for dlopen ])
+    PHP_SUBST([USE_LIBCRYPT_DLOPEN])
+  else
+    AC_DEFINE_UNQUOTED([USE_LIBCRYPT_DLOPEN], ["$PHP_XPASS_DLOPEN"], [ libcrypt path for dlopen ])
+    PHP_SUBST([USE_LIBCRYPT_DLOPEN])
+  fi
 
   old_CFLAGS=$CFLAGS; CFLAGS="$CFLAGS $LIBXCRYPT_CFLAGS"
   old_LIBS=$LIBS; LIBS="$LIBS $LIBXCRYPT_LIBS"