X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a11846627b7e46427494b079e4124a1e8a10e288..fcf3b4aa4934674a5c928945a03b7e8356da2d03:/src/xbt/xbt_main.c diff --git a/src/xbt/xbt_main.c b/src/xbt/xbt_main.c index 73e2daa1f2..8b9b4155f4 100644 --- a/src/xbt/xbt_main.c +++ b/src/xbt/xbt_main.c @@ -1,16 +1,16 @@ /* module handling */ -/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team. +/* Copyright (c) 2006-2014. The SimGrid Team. * All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ -#include "xbt/misc.h" -#include "simgrid_config.h" /*HAVE_MMAP _XBT_WIN32 */ -#include "internal_config.h" /* MMALLOC_WANT_OVERRIDE_LEGACY */ -#include "time.h" /* to seed the random generator */ +#define XBT_LOG_LOCALLY_DEFINE_XBT_CHANNEL /* MSVC don't want it to be declared extern in headers and local here */ + +#include "xbt/misc.h" +#include "simgrid_config.h" #include "xbt/sysdep.h" #include "xbt/log.h" #include "xbt/dynar.h" @@ -18,23 +18,31 @@ #include "xbt/module.h" /* this module */ -#include "xbt_modinter.h" /* prototype of other module's init/exit in XBT */ +#include "src/xbt_modinter.h" /* prototype of other module's init/exit in XBT */ + +#include "simgrid/sg_config.h" + +#include "src/internal_config.h" +#include +#ifdef _WIN32 +#include /* To silence MSVC on abort() */ +#endif +#if HAVE_UNISTD_H +# include +#endif -XBT_LOG_NEW_CATEGORY(xbt, "All XBT categories (simgrid toolbox)"); XBT_LOG_NEW_DEFAULT_SUBCATEGORY(module, xbt, "module handling"); XBT_LOG_NEW_CATEGORY(smpi, "All SMPI categories"); /* lives here even if that's a bit odd to solve linking issues: this is used in xbt_log_file_appender to detect whether SMPI is used (and thus whether we should unbench the writing to disk) */ - char *xbt_binary_name = NULL; /* Name of the system process containing us (mandatory to retrieve neat backtraces) */ +xbt_dynar_t xbt_cmdline = NULL; /* all we got in argv */ + int xbt_initialized = 0; +int _sg_do_clean_atexit = 1; -int _surf_do_model_check = 0; -int _surf_mc_checkpoint=0; -char* _surf_mc_property_file=NULL; -int _surf_mc_timeout=0; -int _surf_mc_max_depth=1000; -int _surf_mc_visited=0; +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. @@ -42,7 +50,7 @@ int _surf_mc_visited=0; static void xbt_preinit(void) _XBT_GNUC_CONSTRUCTOR(200); static void xbt_postexit(void); -#ifdef _XBT_WIN32 +#ifdef _WIN32 # undef _XBT_NEED_INIT_PRAGMA #endif @@ -50,23 +58,16 @@ static void xbt_postexit(void); #pragma init (xbt_preinit) #endif -#ifdef _XBT_WIN32 +#ifdef _WIN32 #include #ifndef __GNUC__ -/* Dummy prototype to make gcc happy */ -BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, - LPVOID lpvReserved); - -/* Should not be necessary but for some reason, - * DllMain is called twice at attachment and - * at detachment.*/ +/* 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 */ -BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, - LPVOID lpvReserved) +static BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { if (fdwReason == DLL_PROCESS_ATTACH && xbt_dll_process_is_attached == 0) { @@ -82,33 +83,53 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, #endif -static void xbt_preinit(void) -{ -#ifdef MMALLOC_WANT_OVERRIDE_LEGACY - mmalloc_preinit(); +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_log_preinit(); + 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(); - + + srand(seed); +#ifndef _WIN32 + srand48(seed); +#endif atexit(xbt_postexit); } static void xbt_postexit(void) { + if(!_sg_do_clean_atexit) return; + xbt_initialized--; xbt_backtrace_postexit(); - xbt_fifo_postexit(); xbt_dict_postexit(); - - xbt_log_postexit(); xbt_os_thread_mod_postexit(); - + xbt_dynar_free(&xbt_cmdline); + xbt_log_postexit(); free(xbt_binary_name); -#ifdef MMALLOC_WANT_OVERRIDE_LEGACY +#if HAVE_MC mmalloc_postexit(); #endif } @@ -122,8 +143,10 @@ void xbt_init(int *argc, char **argv) } xbt_binary_name = xbt_strdup(argv[0]); - srand((unsigned int) time(NULL)); - + xbt_cmdline = xbt_dynar_new(sizeof(char*),NULL); + for (int i=0;i<*argc;i++) + xbt_dynar_push(xbt_cmdline,&(argv[i])); + xbt_log_init(argc, argv); } @@ -137,13 +160,31 @@ void xbt_exit() /* these two functions belong to xbt/sysdep.h, which have no corresponding .c file */ /** @brief like free, but you can be sure that it is a function */ -XBT_PUBLIC(void) xbt_free_f(void *p) +void xbt_free_f(void *p) { free(p); } /** @brief should be given a pointer to pointer, and frees the second one */ -XBT_PUBLIC(void) xbt_free_ref(void *d) +void xbt_free_ref(void *d) { free(*(void **) d); } + +/** @brief Kill the program in silence */ +void xbt_abort(void) +{ +#ifdef COVERAGE + /* Call __gcov_flush on abort when compiling with coverage options. */ + extern void __gcov_flush(void); + __gcov_flush(); +#endif +#ifdef _WIN32 + /* It was said *in silence*. We don't want to see the error message printed + * by the Microsoft's implementation of abort(). */ + raise(SIGABRT); + signal(SIGABRT, SIG_DFL); + raise(SIGABRT); +#endif + abort(); +}