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/*!The Automatic Cross-platform Build Tool
*
* XMake is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* XMake is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with XMake;
* If not, see <a href="http://www.gnu.org/licenses/"> http://www.gnu.org/licenses/</a>
*
* Copyright (C) 2015 - 2016, ruki All rights reserved.
*
* @author ruki
* @file xmake.c
*
*/
/* //////////////////////////////////////////////////////////////////////////////////////
* includes
*/
#include "xmake.h"
/* //////////////////////////////////////////////////////////////////////////////////////
* globals
*/
// the initial count
static tb_atomic_t g_init = 0;
/* //////////////////////////////////////////////////////////////////////////////////////
* private implementation
*/
static __tb_inline__ tb_bool_t xm_check_mode(tb_size_t mode)
{
#ifdef __xm_debug__
if (!(mode & TB_MODE_DEBUG))
{
tb_trace_e("libxmake.a has __tb_debug__ but xmake/xmake.h not");
return tb_false;
}
#else
if (mode & TB_MODE_DEBUG)
{
tb_trace_e("xmake/xmake.h has __tb_debug__ but libxmake.a not");
return tb_false;
}
#endif
#ifdef __xm_small__
if (!(mode & TB_MODE_SMALL))
{
tb_trace_e("libxmake.a has __tb_small__ but xmake/xmake.h not");
return tb_false;
}
#else
if (mode & TB_MODE_SMALL)
{
tb_trace_e("xmake/xmake.h has __tb_small__ but libxmake.a not");
return tb_false;
}
#endif
// ok
return tb_true;
}
static __tb_inline__ tb_bool_t xm_version_check(tb_hize_t build)
{
// the version oly for link the static vtag string
tb_version_t const* version = xm_version(); tb_used(version);
// ok
if ((build / 100) == (XM_VERSION_BUILD / 100))
{
tb_trace_d("version: %s", XM_VERSION_STRING);
return tb_true;
}
else
{
tb_trace_w("version: %s != %llu", XM_VERSION_STRING, build);
}
// no
return tb_false;
}
/* //////////////////////////////////////////////////////////////////////////////////////
* implementation
*/
tb_bool_t xm_init_(tb_size_t mode, tb_hize_t build)
{
// is inited?
if (tb_atomic_fetch_and_inc(&g_init)) return tb_true;
// trace
tb_trace_d("init: ..");
// check mode
if (!xm_check_mode(mode)) return tb_false;
// check version
xm_version_check(build);
// init tbox
if (!tb_init(tb_null, tb_null)) return tb_false;
// trace
tb_trace_d("init: ok");
// ok
return tb_true;
}
tb_void_t xm_exit()
{
// need exit?
tb_long_t init = 0;
if ((init = tb_atomic_dec_and_fetch(&g_init)) > 0) return ;
// check
tb_assert_and_check_return(!init);
// exit tbox
tb_exit();
}
tb_version_t const* xm_version()
{
// init version tag for binary search
static __tb_volatile__ tb_char_t const* s_vtag = "[xmake]: [vtag]: " XM_VERSION_STRING; tb_used(s_vtag);
// init version
static tb_version_t s_version = {0};
if (!s_version.major)
{
s_version.major = XM_VERSION_MAJOR;
s_version.minor = XM_VERSION_MINOR;
s_version.alter = XM_VERSION_ALTER;
s_version.build = (tb_hize_t)tb_atoll(XM_VERSION_BUILD_STRING);
}
return &s_version;
}
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