Merge from trunk.
[m6w6/libmemcached] / m4 / pandora_have_libpq.m4
1 dnl Copyright (C) 2009 Sun Microsystems
2 dnl This file is free software; Sun Microsystems
3 dnl gives unlimited permission to copy and/or distribute it,
4 dnl with or without modifications, as long as this notice is preserved.
5
6 AC_DEFUN([_PANDORA_SEARCH_LIBPQ],[
7 AC_REQUIRE([AC_LIB_PREFIX])
8
9 dnl --------------------------------------------------------------------
10 dnl Check for libpq
11 dnl --------------------------------------------------------------------
12
13 AC_ARG_ENABLE([libpq],
14 [AS_HELP_STRING([--disable-libpq],
15 [Build with libpq support @<:@default=on@:>@])],
16 [ac_enable_libpq="$enableval"],
17 [ac_enable_libpq="yes"])
18
19 AS_IF([test "x$ac_enable_libpq" = "xyes"],[
20 AC_CHECK_HEADERS([libpq-fe.h])
21 AC_LIB_HAVE_LINKFLAGS(pq,,[
22 #ifdef HAVE_LIBPQ_FE_H
23 # include <libpq-fe.h>
24 #else
25 # include <postgresql/libpq-fe.h>
26 #endif
27 ], [
28 PGconn *conn;
29 conn = PQconnectdb(NULL);
30 ])
31 ],[
32 ac_cv_libpq="no"
33 ])
34
35 AM_CONDITIONAL(HAVE_LIBPQ, [test "x${ac_cv_libpq}" = "xyes"])
36 ])
37
38 AC_DEFUN([PANDORA_HAVE_LIBPQ],[
39 AC_REQUIRE([_PANDORA_SEARCH_LIBPQ])
40 ])
41
42 AC_DEFUN([PANDORA_REQUIRE_LIBPQ],[
43 AC_REQUIRE([PANDORA_HAVE_LIBPQ])
44 AS_IF([test "x${ac_cv_libpq}" = "xno"],
45 AC_MSG_ERROR([libpq is required for ${PACKAGE}]))
46 ])