From: Pieter Lexis <pieter.lexis@powerdns.com>
Date: Fri, 5 Jun 2015 07:45:07 +0000 (+0200)
Subject: dnsdist: fail if no Lua is found during configure
X-Git-Tag: dnsdist-1.0.0-alpha1~248^2~79^2~3^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6308e90a87a014baf9a29cc360418c73232bb37b;p=pdns

dnsdist: fail if no Lua is found during configure

Fixes #2564
---

diff --git a/pdns/dnsdistdist/configure.ac b/pdns/dnsdistdist/configure.ac
index d795a89c6..c3a567f97 100644
--- a/pdns/dnsdistdist/configure.ac
+++ b/pdns/dnsdistdist/configure.ac
@@ -13,7 +13,7 @@ BOOST_REQUIRE([1.35])
 BOOST_FOREACH
 AC_SUBST([YAHTTP_CFLAGS], ['-I$(top_srcdir)/ext/yahttp'])
 AC_SUBST([YAHTTP_LIBS], ['-L$(top_builddir)/ext/yahttp/yahttp -lyahttp'])
-PDNS_WITH_LUA
+DNSDIST_LUA
 AX_CXX_COMPILE_STDCXX_11(ext,mandatory)
 
 AC_CONFIG_FILES([Makefile
diff --git a/pdns/dnsdistdist/m4/dnsdist_lua.m4 b/pdns/dnsdistdist/m4/dnsdist_lua.m4
new file mode 100644
index 000000000..581802c20
--- /dev/null
+++ b/pdns/dnsdistdist/m4/dnsdist_lua.m4
@@ -0,0 +1,39 @@
+AC_DEFUN([DNSDIST_LUA],[
+  AC_MSG_CHECKING([which version of Lua will be linked against])
+  AC_ARG_WITH([lua],
+    [AS_HELP_STRING([--with-lua], [Lua version to build against @<:@default=auto@:>@])],
+    [with_lua=$withval],
+    [with_lua=auto]
+  )
+  AC_MSG_RESULT([$with_lua])
+
+  AS_IF([test "x$with_lua" != "xno"],[
+    AS_IF([test "x$with_lua" = "xyes" -o "x$with_lua" = "xauto"],[
+      for LUAPC in lua5.3 lua-5.3 lua53 lua5.2 lua-5.2 lua52 lua5.1 lua-5.1 lua51 lua; do
+        PKG_CHECK_MODULES([LUA], $LUAPC >= 5.1, [
+          AC_DEFINE([HAVE_LUA], [1], [Define to 1 if you have lua])
+          with_lua=yes
+        ],[
+          LUAPC="" # otherwise pkg_check will fail
+        ])
+        if test "x$LUA_LIBS" != "x"; then break; fi
+      done
+    ],[
+       LUAPC="$with_lua"
+       PKG_CHECK_MODULES([LUA], $LUAPC >= 5.1, [
+         AC_DEFINE([HAVE_LUA], [1], [Define to 1 if you have Lua])
+         with_lua=yes
+       ])
+    ])
+    AC_MSG_CHECKING([for chosen LUA])
+    AS_IF([test "x$LUAPC" = "x"], [
+      AC_MSG_ERROR([no Lua found])
+      ],[
+      AC_MSG_RESULT([$LUAPC])
+    ])
+  ],[
+    AC_MSG_ERROR([Lua is not optional])
+  ])
+  AM_CONDITIONAL([LUA], [test "x$with_lua" = "xyes"])
+])
+
diff --git a/pdns/dnsdistdist/populate b/pdns/dnsdistdist/populate
index 12f9a1eb0..66f7b6096 100755
--- a/pdns/dnsdistdist/populate
+++ b/pdns/dnsdistdist/populate
@@ -16,7 +16,6 @@ ln -fs ../../../m4/pdns_check_libsodium.m4 m4/
 ln -fs ../../../m4/pdns_check_readline.m4 m4/
 ln -fs ../../../m4/ax_lib_readline.m4 m4/
 ln -fs ../../../m4/boost.m4 m4/
-ln -fs ../../../m4/pdns_with_lua.m4 m4/
 ln -fs ../../../m4/ax_cxx_compile_stdcxx_11.m4 m4/
 ln -fs ../../../m4/pdns_check_clock_gettime.m4 m4/