From 6fb470a39ef8900b71634333b0a2227dc8b62799 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 26 Aug 2010 14:52:12 +0200
Subject: Add support for creating other build systems (meta-building)

Add support for automake, VC++ 9, and VC++ 10. Also add the Win32 and
'NULL' threading model implementations.
---
 configure.ac | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 configure.ac

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..932b47c
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,113 @@
+# file      : configure.ac
+# author    : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+AC_PREREQ(2.60)
+AC_INIT([libodb], [__value__(version)], [odb-users@codesynthesis.com])
+AC_CONFIG_AUX_DIR([config])
+AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_SRCDIR([odb/version.hxx])
+
+AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects dist-bzip2 dist-zip tar-ustar])
+
+LT_INIT([win32-dll])
+
+AC_CANONICAL_HOST
+
+# Check for C++ compiler and use it to compile the tests.
+#
+AC_PROG_CXX
+AC_LANG(C++)
+
+# Check for threads.
+#
+AC_ARG_ENABLE(
+  [threads],
+  AS_HELP_STRING([--disable-threads], [disable threads (enabled by default)]),
+  [AS_IF([test x"$enableval" = xno], [threads=none], [threads=check])],
+  [threads=check])
+
+# If thread support is not disabled by the user, figure out what we
+# can use.
+#
+AS_IF(
+  [test x$threads = xcheck],
+  [
+   case $host_os in
+     windows* | mingw*)
+       AC_DEFINE([ODB_THREADS_WIN32], [1], [Have Win32 threads.])
+       case $host_os in
+         mingw*)
+	   CXXFLAGS="$CXXFLAGS -mthreads"
+	   ;;
+       esac
+       threads=win32
+       ;;
+     *)
+       ACX_PTHREAD
+       AS_IF(
+         [test x$acx_pthread_ok = xyes],
+         [
+          threads=posix
+          LIBS="$LIBS $PTHREAD_LIBS"
+          CXXFLAGS="$CXXFLAGS $PTHREAD_CXXFLAGS"
+          AC_DEFINE([ODB_THREADS_POSIX], [1], [Have POSIX threads.])
+         ])
+       ;;
+   esac
+  ],
+  [AC_DEFINE([ODB_THREADS_NONE], [1], [Have no threads.])])
+
+AM_CONDITIONAL([ODB_THREADS_NONE], [test x"$threads" = xnone])
+AM_CONDITIONAL([ODB_THREADS_WIN32], [test x"$threads" = xwin32])
+AM_CONDITIONAL([ODB_THREADS_POSIX], [test x"$threads" = xposix])
+
+# Check if we should disable rpath.
+#
+AC_MSG_CHECKING([whether to use rpath])
+AC_ARG_ENABLE(
+  [rpath],
+  [AC_HELP_STRING([--disable-rpath], [patch libtool to not use rpath])],
+  [libtool_rpath="$enable_rpath"],
+  [libtool_rpath="yes"])
+AC_MSG_RESULT($libtool_rpath)
+
+# Allow the user to specify the pkgconfig directory.
+#
+AC_ARG_WITH(
+  [pkgconfigdir],
+  [AC_HELP_STRING([--with-pkgconfigdir=DIR],[location of pkgconfig dir (default is libdir/pkgconfig)])],
+  [pkgconfigdir=${withval}],
+  [pkgconfigdir='${libdir}/pkgconfig'])
+AC_SUBST([pkgconfigdir])
+
+# Required by subdir-objects.
+#
+AM_PROG_CC_C_O
+
+# Patch libtool to not use rpath if requested.
+#
+AC_CONFIG_COMMANDS(
+  [libtool-rpath-patch],
+  [if test "$libtool_use_rpath" = "no"; then
+     sed < libtool > libtool-2 's/^hardcode_libdir_flag_spec.*$'/'hardcode_libdir_flag_spec=" -D__LIBTOOL_NO_RPATH__ "/'
+     mv libtool-2 libtool
+     chmod 755 libtool
+  fi],
+  [libtool_use_rpath=$libtool_rpath])
+
+# Output.
+#
+AC_CONFIG_HEADERS([config.h odb/details/config.h])
+AC_CONFIG_FILES([
+  __path__(config_files)
+])
+AC_OUTPUT
+
+AS_IF(
+  [test x$threads = xcheck],
+  [
+    AC_MSG_NOTICE
+    AC_MSG_NOTICE([warning: thread support not available, building single-threaded])
+  ])
-- 
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