X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=sys_shared.c;h=e332f23b110246310393d4dd5d5fbc8cd2bb7d93;hb=e0ed43d2d6fdae2375244257789852ecdf38893a;hp=3d666e922ae258c5772a61b29e5e665689abd179;hpb=51d67386b0e66fcab982ee52fb0efd67b4699f98;p=xonotic%2Fdarkplaces.git diff --git a/sys_shared.c b/sys_shared.c index 3d666e92..e332f23b 100644 --- a/sys_shared.c +++ b/sys_shared.c @@ -1,120 +1,158 @@ - #include "quakedef.h" -#include +# include #ifndef WIN32 -#include -#include +# include +# include +# include #endif -extern cvar_t timestamps; -extern cvar_t timeformat; - -static int sys_nostdout = false; - -/* The translation table between the graphical font and plain ASCII --KB */ -static char qfont_table[256] = { - '\0', '#', '#', '#', '#', '.', '#', '#', - '#', 9, 10, '#', ' ', 13, '.', '.', - '[', ']', '0', '1', '2', '3', '4', '5', - '6', '7', '8', '9', '.', '<', '=', '>', - ' ', '!', '"', '#', '$', '%', '&', '\'', - '(', ')', '*', '+', ',', '-', '.', '/', - '0', '1', '2', '3', '4', '5', '6', '7', - '8', '9', ':', ';', '<', '=', '>', '?', - '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', - 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', - 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', - 'X', 'Y', 'Z', '[', '\\', ']', '^', '_', - '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', - 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', - 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', - 'x', 'y', 'z', '{', '|', '}', '~', '<', - - '<', '=', '>', '#', '#', '.', '#', '#', - '#', '#', ' ', '#', ' ', '>', '.', '.', - '[', ']', '0', '1', '2', '3', '4', '5', - '6', '7', '8', '9', '.', '<', '=', '>', - ' ', '!', '"', '#', '$', '%', '&', '\'', - '(', ')', '*', '+', ',', '-', '.', '/', - '0', '1', '2', '3', '4', '5', '6', '7', - '8', '9', ':', ';', '<', '=', '>', '?', - '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', - 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', - 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', - 'X', 'Y', 'Z', '[', '\\', ']', '^', '_', - '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', - 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', - 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', - 'x', 'y', 'z', '{', '|', '}', '~', '<' -}; - - -#define MAX_PRINT_MSG 16384 -void Sys_Printf (const char *fmt, ...) +static char sys_timestring[128]; +char *Sys_TimeString(const char *timeformat) { - va_list argptr; - char start[MAX_PRINT_MSG]; // String we started with - char stamp[MAX_PRINT_MSG]; // Time stamp - char final[MAX_PRINT_MSG]; // String we print + time_t mytime = time(NULL); + strftime(sys_timestring, sizeof(sys_timestring), timeformat, localtime(&mytime)); + return sys_timestring; +} - time_t mytime = 0; - struct tm *local = NULL; - unsigned char *p; +extern qboolean host_shuttingdown; +void Sys_Quit (int returnvalue) +{ + if (COM_CheckParm("-profilegameonly")) + Sys_AllowProfiling(false); + host_shuttingdown = true; + Host_Shutdown(); + exit(returnvalue); +} - va_start (argptr, fmt); - vsnprintf (start, sizeof(start), fmt, argptr); - va_end (argptr); +void Sys_AllowProfiling(qboolean enable) +{ +#if defined(__linux__) || defined(__FreeBSD__) +int moncontrol(int); + moncontrol(enable); +#endif +} - if (sys_nostdout) - return; - if (timestamps.integer) +/* +=============================================================================== + +DLL MANAGEMENT + +=============================================================================== +*/ + +qboolean Sys_LoadLibrary (const char** dllnames, dllhandle_t* handle, const dllfunction_t *fcts) +{ + const dllfunction_t *func; + dllhandle_t dllhandle = 0; + unsigned int i; + + if (handle == NULL) + return false; + +#ifndef WIN32 +#ifdef PREFER_PRELOAD + dllhandle = dlopen(NULL, RTLD_LAZY | RTLD_GLOBAL); + if(dllhandle) + { + for (func = fcts; func && func->name != NULL; func++) + if (!(*func->funcvariable = (void *) Sys_GetProcAddress (dllhandle, func->name))) + { + dlclose(dllhandle); + goto notfound; + } + Con_Printf ("All of %s's functions were already linked in! Not loading dynamically...\n", dllnames[0]); + *handle = dllhandle; + return true; + } +notfound: +#endif +#endif + + // Initializations + for (func = fcts; func && func->name != NULL; func++) + *func->funcvariable = NULL; + + // Try every possible name + Con_Printf ("Trying to load library..."); + for (i = 0; dllnames[i] != NULL; i++) { - mytime = time (NULL); - local = localtime (&mytime); - strftime (stamp, sizeof (stamp), timeformat.string, local); + Con_Printf (" \"%s\"", dllnames[i]); +#ifdef WIN32 + dllhandle = LoadLibrary (dllnames[i]); +#else + dllhandle = dlopen (dllnames[i], RTLD_LAZY | RTLD_GLOBAL); +#endif + if (dllhandle) + break; + } - snprintf (final, sizeof (final), "%s%s", stamp, start); + // see if the names can be loaded relative to the executable path + // (this is for Mac OSX which does not check next to the executable) + if (!dllhandle && strrchr(com_argv[0], '/')) + { + char path[MAX_OSPATH]; + strlcpy(path, com_argv[0], sizeof(path)); + strrchr(path, '/')[1] = 0; + for (i = 0; dllnames[i] != NULL; i++) + { + char temp[MAX_OSPATH]; + strlcpy(temp, path, sizeof(temp)); + strlcat(temp, dllnames[i], sizeof(temp)); + Con_Printf (" \"%s\"", temp); +#ifdef WIN32 + dllhandle = LoadLibrary (temp); +#else + dllhandle = dlopen (temp, RTLD_LAZY | RTLD_GLOBAL); +#endif + if (dllhandle) + break; + } } - else - snprintf (final, sizeof (final), "%s", start); - - // LordHavoc: make sure the string is terminated - final[MAX_PRINT_MSG - 1] = 0; - for (p = (unsigned char *) final;*p; p++) - *p = qfont_table[*p]; - Sys_Print(final); -} + // No DLL found + if (! dllhandle) + { + Con_Printf(" - failed.\n"); + return false; + } -char engineversion[128]; + Con_Printf(" - loaded.\n"); -void Sys_Shared_EarlyInit(void) -{ - const char* os; + // Get the function adresses + for (func = fcts; func && func->name != NULL; func++) + if (!(*func->funcvariable = (void *) Sys_GetProcAddress (dllhandle, func->name))) + { + Con_Printf ("Missing function \"%s\" - broken library!\n", func->name); + Sys_UnloadLibrary (&dllhandle); + return false; + } - Memory_Init (); + *handle = dllhandle; + return true; +} - COM_InitArgv(); - COM_InitGameType(); +void Sys_UnloadLibrary (dllhandle_t* handle) +{ + if (handle == NULL || *handle == NULL) + return; -#if defined(__linux__) - os = "Linux"; -#elif defined(WIN32) - os = "Windows"; +#ifdef WIN32 + FreeLibrary (*handle); #else - os = "Unknown"; + dlclose (*handle); #endif - snprintf (engineversion, sizeof (engineversion), "%s %s %s", gamename, os, buildstring); - if (COM_CheckParm("-nostdout")) - sys_nostdout = 1; - else - Con_Printf("%s\n", engineversion); + *handle = NULL; } -void Sys_Shared_LateInit(void) +void* Sys_GetProcAddress (dllhandle_t handle, const char* name) { +#ifdef WIN32 + return (void *)GetProcAddress (handle, name); +#else + return (void *)dlsym (handle, name); +#endif }