Update hardening rules.

[awesomized/libmemcached] / m4 / have_libpq.m4

diff --git a/m4/have_libpq.m4 b/m4/have_libpq.m4
new file mode 100644 (file)
index 0000000..5617e30
--- /dev/null
+++ b/m4/have_libpq.m4
@@ -0,0 +1,23 @@
+dnl  Copyright (C) 2011 Brian Aker (brian@tangent.org)
+
+AC_DEFUN([AX_HAVE_LIBPQ],[
+  AC_ARG_ENABLE([libpq],
+    [AS_HELP_STRING([--disable-libpq],
+    [Build with libpq, ie Postgres, support @<:@default=on@:>@])],
+      [ac_cv_libpq="$enableval"],
+      [ac_cv_libpq="yes"])
+
+  AC_REQUIRE([AX_LIB_POSTGRESQL])
+
+  AS_IF([test "x$ac_cv_libpq" = "xyes" -a "x$found_postgresql" = "xyes"],
+    [
+      AC_DEFINE([HAVE_LIBPQ], [ 1 ], [Enable libpq support])
+    ],
+    [
+      AC_DEFINE([HAVE_LIBPQ], [ 0 ], [Enable libpq support])
+      # if --enable-libpq, but no Postgres, force --disable-libpq
+      ac_cv_libpq="no"
+    ])
+
+  AM_CONDITIONAL(HAVE_LIBPQ, [test "x$ac_cv_libpq" = "xyes"])
+])