- /* Connect our log channels: that must be done manually under windows */
- XBT_LOG_CONNECT(graphxml_parse, xbt);
- XBT_LOG_CONNECT(log, xbt);
- XBT_LOG_CONNECT(module, xbt);
- XBT_LOG_CONNECT(peer, xbt);
- XBT_LOG_CONNECT(strbuff, xbt);
- XBT_LOG_CONNECT(xbt_cfg, xbt);
- XBT_LOG_CONNECT(xbt_dict, xbt);
- XBT_LOG_CONNECT(xbt_dict_add, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_collapse, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_cursor, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_elm, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_multi, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_remove, xbt_dict);
- XBT_LOG_CONNECT(xbt_dict_search, xbt_dict);
- XBT_LOG_CONNECT(xbt_dyn, xbt);
- XBT_LOG_CONNECT(xbt_ex, xbt);
- XBT_LOG_CONNECT(xbt_fifo, xbt);
- XBT_LOG_CONNECT(xbt_graph, xbt);
- XBT_LOG_CONNECT(xbt_matrix, xbt);
- XBT_LOG_CONNECT(xbt_queue, xbt);
- XBT_LOG_CONNECT(xbt_set, xbt);
- XBT_LOG_CONNECT(xbt_sync_os, xbt);
+int xbt_initialized = 0;
+int _sg_do_clean_atexit = 1;
+
+int xbt_pagesize;
+int xbt_pagebits = 0;
+
+/* Declare xbt_preinit and xbt_postexit as constructor/destructor of the library.
+ * This is crude and rather compiler-specific, unfortunately.
+ */
+static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR(200);
+static void xbt_postexit(void);
+
+#ifdef _WIN32
+# undef _XBT_NEED_INIT_PRAGMA
+#endif
+
+#ifdef _XBT_NEED_INIT_PRAGMA
+#pragma init (xbt_preinit)
+#endif
+
+#ifdef _WIN32
+#include <windows.h>
+
+#ifndef __GNUC__
+/* Should not be necessary but for some reason, DllMain is called twice at attachment and at detachment.*/
+static int xbt_dll_process_is_attached = 0;
+
+/* see also http://msdn.microsoft.com/en-us/library/ms682583%28VS.85%29.aspx */
+/* and http://www.microsoft.com/whdc/driver/kernel/DLL_bestprac.mspx */
+static BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+ if (fdwReason == DLL_PROCESS_ATTACH
+ && xbt_dll_process_is_attached == 0) {
+ xbt_dll_process_is_attached = 1;
+ xbt_preinit();
+ } else if (fdwReason == DLL_PROCESS_DETACH
+ && xbt_dll_process_is_attached == 1) {
+ xbt_dll_process_is_attached = 0;
+ }
+ return 1;
+}
+#endif
+
+#endif
+
+static void xbt_preinit(void) {
+ unsigned int seed = 2147483647;
+#ifdef _WIN32
+ SYSTEM_INFO si;
+ GetSystemInfo(&si);
+ xbt_pagesize = si.dwPageSize;
+#elif HAVE_SYSCONF
+ xbt_pagesize = sysconf(_SC_PAGESIZE);
+#else
+ #error Cannot get page size.
+#endif
+
+ xbt_pagebits = 0;
+ int x = xbt_pagesize;
+ while(x >>= 1) {
+ ++xbt_pagebits;
+ }
+
+#ifdef _TWO_DIGIT_EXPONENT
+ /* Even printf behaves differently on Windows... */
+ _set_output_format(_TWO_DIGIT_EXPONENT);
+#endif
+ xbt_log_preinit();
+ xbt_backtrace_preinit();
+ xbt_os_thread_mod_preinit();
+ xbt_fifo_preinit();
+ xbt_dict_preinit();