+++ /dev/null
-/***********************************************************
-* Rocks'n'Diamonds -- McDuffin Strikes Back! *
-*----------------------------------------------------------*
-* (c) 1995-98 Artsoft Entertainment *
-* Holger Schemel *
-* Oststrasse 11a *
-* 33604 Bielefeld *
-* phone: ++49 +521 290471 *
-* email: aeglos@valinor.owl.de *
-*----------------------------------------------------------*
-* misc.c *
-***********************************************************/
-
-#include "platform.h"
-
-#include <time.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <stdarg.h>
-#include <ctype.h>
-
-#if !defined(PLATFORM_WIN32)
-#include <pwd.h>
-#include <sys/param.h>
-#endif
-
-#include "misc.h"
-#include "init.h"
-#include "tools.h"
-#include "sound.h"
-#include "random.h"
-#include "joystick.h"
-#include "files.h"
-
-#if defined(PLATFORM_MSDOS)
-volatile unsigned long counter = 0;
-
-void increment_counter()
-{
- counter++;
-}
-
-END_OF_FUNCTION(increment_counter);
-#endif
-
-
-/* maximal allowed length of a command line option */
-#define MAX_OPTION_LEN 256
-
-#ifdef TARGET_SDL
-static unsigned long mainCounter(int mode)
-{
- static unsigned long base_ms = 0;
- unsigned long current_ms;
- unsigned long counter_ms;
-
- current_ms = SDL_GetTicks();
-
- /* reset base time in case of counter initializing or wrap-around */
- if (mode == INIT_COUNTER || current_ms < base_ms)
- base_ms = current_ms;
-
- counter_ms = current_ms - base_ms;
-
- return counter_ms; /* return milliseconds since last init */
-}
-
-#else /* !TARGET_SDL */
-
-#if defined(PLATFORM_UNIX)
-static unsigned long mainCounter(int mode)
-{
- static struct timeval base_time = { 0, 0 };
- struct timeval current_time;
- unsigned long counter_ms;
-
- gettimeofday(¤t_time, NULL);
-
- /* reset base time in case of counter initializing or wrap-around */
- if (mode == INIT_COUNTER || current_time.tv_sec < base_time.tv_sec)
- base_time = current_time;
-
- counter_ms = (current_time.tv_sec - base_time.tv_sec) * 1000
- + (current_time.tv_usec - base_time.tv_usec) / 1000;
-
- return counter_ms; /* return milliseconds since last init */
-}
-#endif /* PLATFORM_UNIX */
-#endif /* !TARGET_SDL */
-
-void InitCounter() /* set counter back to zero */
-{
-#if !defined(PLATFORM_MSDOS)
- mainCounter(INIT_COUNTER);
-#else
- LOCK_VARIABLE(counter);
- LOCK_FUNCTION(increment_counter);
- install_int_ex(increment_counter, BPS_TO_TIMER(100));
-#endif
-}
-
-unsigned long Counter() /* get milliseconds since last call of InitCounter() */
-{
-#if !defined(PLATFORM_MSDOS)
- return mainCounter(READ_COUNTER);
-#else
- return (counter * 10);
-#endif
-}
-
-static void sleep_milliseconds(unsigned long milliseconds_delay)
-{
- boolean do_busy_waiting = (milliseconds_delay < 5 ? TRUE : FALSE);
-
-#if defined(PLATFORM_MSDOS)
- /* don't use select() to perform waiting operations under DOS/Windows
- environment; always use a busy loop for waiting instead */
- do_busy_waiting = TRUE;
-#endif
-
- if (do_busy_waiting)
- {
- /* we want to wait only a few ms -- if we assume that we have a
- kernel timer resolution of 10 ms, we would wait far to long;
- therefore it's better to do a short interval of busy waiting
- to get our sleeping time more accurate */
-
- unsigned long base_counter = Counter(), actual_counter = Counter();
-
- while (actual_counter < base_counter + milliseconds_delay &&
- actual_counter >= base_counter)
- actual_counter = Counter();
- }
- else
- {
-#if defined(TARGET_SDL)
- SDL_Delay(milliseconds_delay);
-#else
- struct timeval delay;
-
- delay.tv_sec = milliseconds_delay / 1000;
- delay.tv_usec = 1000 * (milliseconds_delay % 1000);
-
- if (select(0, NULL, NULL, NULL, &delay) != 0)
- Error(ERR_WARN, "sleep_milliseconds(): select() failed");
-#endif
- }
-}
-
-void Delay(unsigned long delay) /* Sleep specified number of milliseconds */
-{
- sleep_milliseconds(delay);
-}
-
-boolean FrameReached(unsigned long *frame_counter_var,
- unsigned long frame_delay)
-{
- unsigned long actual_frame_counter = FrameCounter;
-
- if (actual_frame_counter < *frame_counter_var+frame_delay &&
- actual_frame_counter >= *frame_counter_var)
- return(FALSE);
-
- *frame_counter_var = actual_frame_counter;
- return(TRUE);
-}
-
-boolean DelayReached(unsigned long *counter_var,
- unsigned long delay)
-{
- unsigned long actual_counter = Counter();
-
- if (actual_counter < *counter_var + delay &&
- actual_counter >= *counter_var)
- return(FALSE);
-
- *counter_var = actual_counter;
- return(TRUE);
-}
-
-void WaitUntilDelayReached(unsigned long *counter_var, unsigned long delay)
-{
- unsigned long actual_counter;
-
- while(1)
- {
- actual_counter = Counter();
-
- if (actual_counter < *counter_var + delay &&
- actual_counter >= *counter_var)
- sleep_milliseconds((*counter_var + delay - actual_counter) / 2);
- else
- break;
- }
-
- *counter_var = actual_counter;
-}
-
-/* int2str() returns a number converted to a string;
- the used memory is static, but will be overwritten by later calls,
- so if you want to save the result, copy it to a private string buffer;
- there can be 10 local calls of int2str() without buffering the result --
- the 11th call will then destroy the result from the first call and so on.
-*/
-
-char *int2str(int number, int size)
-{
- static char shift_array[10][40];
- static int shift_counter = 0;
- char *s = shift_array[shift_counter];
-
- shift_counter = (shift_counter + 1) % 10;
-
- if (size > 20)
- size = 20;
-
- if (size)
- {
- sprintf(s, " %09d", number);
- return &s[strlen(s) - size];
- }
- else
- {
- sprintf(s, "%d", number);
- return s;
- }
-}
-
-unsigned int SimpleRND(unsigned int max)
-{
-#if defined(TARGET_SDL)
- static unsigned long root = 654321;
- unsigned long current_ms;
-
- current_ms = SDL_GetTicks();
- root = root * 4253261 + current_ms;
- return (root % max);
-#else
- static unsigned long root = 654321;
- struct timeval current_time;
-
- gettimeofday(¤t_time, NULL);
- root = root * 4253261 + current_time.tv_sec + current_time.tv_usec;
- return (root % max);
-#endif
-}
-
-#ifdef DEBUG
-static unsigned int last_RND_value = 0;
-
-unsigned int last_RND()
-{
- return last_RND_value;
-}
-#endif
-
-unsigned int RND(unsigned int max)
-{
-#ifdef DEBUG
- return (last_RND_value = random_linux_libc() % max);
-#else
- return (random_linux_libc() % max);
-#endif
-}
-
-unsigned int InitRND(long seed)
-{
-#if defined(TARGET_SDL)
- unsigned long current_ms;
-
- if (seed == NEW_RANDOMIZE)
- {
- current_ms = SDL_GetTicks();
- srandom_linux_libc((unsigned int) current_ms);
- return (unsigned int) current_ms;
- }
- else
- {
- srandom_linux_libc((unsigned int) seed);
- return (unsigned int) seed;
- }
-#else
- struct timeval current_time;
-
- if (seed == NEW_RANDOMIZE)
- {
- gettimeofday(¤t_time, NULL);
- srandom_linux_libc((unsigned int) current_time.tv_usec);
- return (unsigned int) current_time.tv_usec;
- }
- else
- {
- srandom_linux_libc((unsigned int) seed);
- return (unsigned int) seed;
- }
-#endif
-}
-
-char *getLoginName()
-{
-#if defined(PLATFORM_WIN32)
- return ANONYMOUS_NAME;
-#else
- struct passwd *pwd;
-
- if ((pwd = getpwuid(getuid())) == NULL)
- return ANONYMOUS_NAME;
- else
- return pwd->pw_name;
-#endif
-}
-
-char *getRealName()
-{
-#if defined(PLATFORM_UNIX)
- struct passwd *pwd;
-
- if ((pwd = getpwuid(getuid())) == NULL || strlen(pwd->pw_gecos) == 0)
- return ANONYMOUS_NAME;
- else
- {
- static char real_name[1024];
- char *from_ptr = pwd->pw_gecos, *to_ptr = real_name;
-
- if (strchr(pwd->pw_gecos, 'ß') == NULL)
- return pwd->pw_gecos;
-
- /* the user's real name contains a 'ß' character (german sharp s),
- which has no equivalent in upper case letters (which our fonts use) */
- while (*from_ptr != '\0' && (long)(to_ptr - real_name) < 1024 - 2)
- {
- if (*from_ptr != 'ß')
- *to_ptr++ = *from_ptr++;
- else
- {
- from_ptr++;
- *to_ptr++ = 's';
- *to_ptr++ = 's';
- }
- }
- *to_ptr = '\0';
-
- return real_name;
- }
-#else /* !PLATFORM_UNIX */
- return ANONYMOUS_NAME;
-#endif
-}
-
-char *getHomeDir()
-{
-#if defined(PLATFORM_UNIX)
- static char *home_dir = NULL;
-
- if (!home_dir)
- {
- if (!(home_dir = getenv("HOME")))
- {
- struct passwd *pwd;
-
- if ((pwd = getpwuid(getuid())))
- home_dir = pwd->pw_dir;
- else
- home_dir = ".";
- }
- }
-
- return home_dir;
-#else
- return ".";
-#endif
-}
-
-char *getPath2(char *path1, char *path2)
-{
- char *complete_path = checked_malloc(strlen(path1) + 1 +
- strlen(path2) + 1);
-
- sprintf(complete_path, "%s/%s", path1, path2);
- return complete_path;
-}
-
-char *getPath3(char *path1, char *path2, char *path3)
-{
- char *complete_path = checked_malloc(strlen(path1) + 1 +
- strlen(path2) + 1 +
- strlen(path3) + 1);
-
- sprintf(complete_path, "%s/%s/%s", path1, path2, path3);
- return complete_path;
-}
-
-char *getStringCopy(char *s)
-{
- char *s_copy;
-
- if (s == NULL)
- return NULL;
-
- s_copy = checked_malloc(strlen(s) + 1);
-
- strcpy(s_copy, s);
- return s_copy;
-}
-
-char *getStringToLower(char *s)
-{
- char *s_copy = checked_malloc(strlen(s) + 1);
- char *s_ptr = s_copy;
-
- while (*s)
- *s_ptr++ = tolower(*s++);
- *s_ptr = '\0';
-
- return s_copy;
-}
-
-void MarkTileDirty(int x, int y)
-{
- int xx = redraw_x1 + x;
- int yy = redraw_y1 + y;
-
- if (!redraw[xx][yy])
- redraw_tiles++;
-
- redraw[xx][yy] = TRUE;
- redraw_mask |= REDRAW_TILES;
-}
-
-void SetBorderElement()
-{
- int x, y;
-
- BorderElement = EL_LEERRAUM;
-
- for(y=0; y<lev_fieldy && BorderElement == EL_LEERRAUM; y++)
- {
- for(x=0; x<lev_fieldx; x++)
- {
- if (!IS_MASSIVE(Feld[x][y]))
- BorderElement = EL_BETON;
-
- if (y != 0 && y != lev_fieldy - 1 && x != lev_fieldx - 1)
- x = lev_fieldx - 2;
- }
- }
-}
-
-void GetOptions(char *argv[])
-{
- char **options_left = &argv[1];
-
- /* initialize global program options */
- options.display_name = NULL;
- options.server_host = NULL;
- options.server_port = 0;
- options.ro_base_directory = RO_BASE_PATH;
- options.rw_base_directory = RW_BASE_PATH;
- options.level_directory = RO_BASE_PATH "/" LEVELS_DIRECTORY;
- options.serveronly = FALSE;
- options.network = FALSE;
- options.verbose = FALSE;
- options.debug = FALSE;
-
- /* initialize some more global variables */
- global.frames_per_second = 0;
- global.fps_slowdown = FALSE;
- global.fps_slowdown_factor = 1;
-
- while (*options_left)
- {
- char option_str[MAX_OPTION_LEN];
- char *option = options_left[0];
- char *next_option = options_left[1];
- char *option_arg = NULL;
- int option_len = strlen(option);
-
- if (option_len >= MAX_OPTION_LEN)
- Error(ERR_EXIT_HELP, "unrecognized option '%s'", option);
-
- strcpy(option_str, option); /* copy argument into buffer */
- option = option_str;
-
- if (strcmp(option, "--") == 0) /* stop scanning arguments */
- break;
-
- if (strncmp(option, "--", 2) == 0) /* treat '--' like '-' */
- option++;
-
- option_arg = strchr(option, '=');
- if (option_arg == NULL) /* no '=' in option */
- option_arg = next_option;
- else
- {
- *option_arg++ = '\0'; /* cut argument from option */
- if (*option_arg == '\0') /* no argument after '=' */
- Error(ERR_EXIT_HELP, "option '%s' has invalid argument", option_str);
- }
-
- option_len = strlen(option);
-
- if (strcmp(option, "-") == 0)
- Error(ERR_EXIT_HELP, "unrecognized option '%s'", option);
- else if (strncmp(option, "-help", option_len) == 0)
- {
- printf("Usage: %s [options] [server.name [port]]\n"
- "Options:\n"
- " -d, --display machine:0 X server display\n"
- " -b, --basepath directory alternative base directory\n"
- " -l, --level directory alternative level directory\n"
- " -s, --serveronly only start network server\n"
- " -n, --network network multiplayer game\n"
- " -v, --verbose verbose mode\n",
- program_name);
- exit(0);
- }
- else if (strncmp(option, "-display", option_len) == 0)
- {
- if (option_arg == NULL)
- Error(ERR_EXIT_HELP, "option '%s' requires an argument", option_str);
-
- options.display_name = option_arg;
- if (option_arg == next_option)
- options_left++;
- }
- else if (strncmp(option, "-basepath", option_len) == 0)
- {
- if (option_arg == NULL)
- Error(ERR_EXIT_HELP, "option '%s' requires an argument", option_str);
-
- /* this should be extended to separate options for ro and rw data */
- options.ro_base_directory = option_arg;
- options.rw_base_directory = option_arg;
- if (option_arg == next_option)
- options_left++;
-
- /* adjust path for level directory accordingly */
- options.level_directory =
- getPath2(options.ro_base_directory, LEVELS_DIRECTORY);
- }
- else if (strncmp(option, "-levels", option_len) == 0)
- {
- if (option_arg == NULL)
- Error(ERR_EXIT_HELP, "option '%s' requires an argument", option_str);
-
- options.level_directory = option_arg;
- if (option_arg == next_option)
- options_left++;
- }
- else if (strncmp(option, "-network", option_len) == 0)
- {
- options.network = TRUE;
- }
- else if (strncmp(option, "-serveronly", option_len) == 0)
- {
- options.serveronly = TRUE;
- }
- else if (strncmp(option, "-verbose", option_len) == 0)
- {
- options.verbose = TRUE;
- }
- else if (strncmp(option, "-debug", option_len) == 0)
- {
- options.debug = TRUE;
- }
- else if (*option == '-')
- {
- Error(ERR_EXIT_HELP, "unrecognized option '%s'", option_str);
- }
- else if (options.server_host == NULL)
- {
- options.server_host = *options_left;
- }
- else if (options.server_port == 0)
- {
- options.server_port = atoi(*options_left);
- if (options.server_port < 1024)
- Error(ERR_EXIT_HELP, "bad port number '%d'", options.server_port);
- }
- else
- Error(ERR_EXIT_HELP, "too many arguments");
-
- options_left++;
- }
-}
-
-void Error(int mode, char *format, ...)
-{
- char *process_name = "";
- FILE *error = stderr;
-
- /* display warnings only when running in verbose mode */
- if (mode & ERR_WARN && !options.verbose)
- return;
-
-#if !defined(PLATFORM_UNIX)
- if ((error = openErrorFile()) == NULL)
- {
- printf("Cannot write to error output file!\n");
- CloseAllAndExit(1);
- }
-#endif
-
- if (mode & ERR_SOUND_SERVER)
- process_name = " sound server";
- else if (mode & ERR_NETWORK_SERVER)
- process_name = " network server";
- else if (mode & ERR_NETWORK_CLIENT)
- process_name = " network client **";
-
- if (format)
- {
- va_list ap;
-
- fprintf(error, "%s%s: ", program_name, process_name);
-
- if (mode & ERR_WARN)
- fprintf(error, "warning: ");
-
- va_start(ap, format);
- vfprintf(error, format, ap);
- va_end(ap);
-
- fprintf(error, "\n");
- }
-
- if (mode & ERR_HELP)
- fprintf(error, "%s: Try option '--help' for more information.\n",
- program_name);
-
- if (mode & ERR_EXIT)
- fprintf(error, "%s%s: aborting\n", program_name, process_name);
-
- if (error != stderr)
- fclose(error);
-
- if (mode & ERR_EXIT)
- {
- if (mode & ERR_FROM_SERVER)
- exit(1); /* child process: normal exit */
- else
- CloseAllAndExit(1); /* main process: clean up stuff */
- }
-}
-
-void *checked_malloc(unsigned long size)
-{
- void *ptr;
-
- ptr = malloc(size);
-
- if (ptr == NULL)
- Error(ERR_EXIT, "cannot allocate %d bytes -- out of memory", size);
-
- return ptr;
-}
-
-void *checked_calloc(unsigned long size)
-{
- void *ptr;
-
- ptr = calloc(1, size);
-
- if (ptr == NULL)
- Error(ERR_EXIT, "cannot allocate %d bytes -- out of memory", size);
-
- return ptr;
-}
-
-short getFile16BitInteger(FILE *file, int byte_order)
-{
- if (byte_order == BYTE_ORDER_BIG_ENDIAN)
- return ((fgetc(file) << 8) |
- (fgetc(file) << 0));
- else /* BYTE_ORDER_LITTLE_ENDIAN */
- return ((fgetc(file) << 0) |
- (fgetc(file) << 8));
-}
-
-void putFile16BitInteger(FILE *file, short value, int byte_order)
-{
- if (byte_order == BYTE_ORDER_BIG_ENDIAN)
- {
- fputc((value >> 8) & 0xff, file);
- fputc((value >> 0) & 0xff, file);
- }
- else /* BYTE_ORDER_LITTLE_ENDIAN */
- {
- fputc((value >> 0) & 0xff, file);
- fputc((value >> 8) & 0xff, file);
- }
-}
-
-int getFile32BitInteger(FILE *file, int byte_order)
-{
- if (byte_order == BYTE_ORDER_BIG_ENDIAN)
- return ((fgetc(file) << 24) |
- (fgetc(file) << 16) |
- (fgetc(file) << 8) |
- (fgetc(file) << 0));
- else /* BYTE_ORDER_LITTLE_ENDIAN */
- return ((fgetc(file) << 0) |
- (fgetc(file) << 8) |
- (fgetc(file) << 16) |
- (fgetc(file) << 24));
-}
-
-void putFile32BitInteger(FILE *file, int value, int byte_order)
-{
- if (byte_order == BYTE_ORDER_BIG_ENDIAN)
- {
- fputc((value >> 24) & 0xff, file);
- fputc((value >> 16) & 0xff, file);
- fputc((value >> 8) & 0xff, file);
- fputc((value >> 0) & 0xff, file);
- }
- else /* BYTE_ORDER_LITTLE_ENDIAN */
- {
- fputc((value >> 0) & 0xff, file);
- fputc((value >> 8) & 0xff, file);
- fputc((value >> 16) & 0xff, file);
- fputc((value >> 24) & 0xff, file);
- }
-}
-
-void getFileChunk(FILE *file, char *chunk_buffer, int *chunk_length,
- int byte_order)
-{
- const int chunk_identifier_length = 4;
-
- /* read chunk identifier */
- fgets(chunk_buffer, chunk_identifier_length + 1, file);
-
- /* read chunk length */
- *chunk_length = getFile32BitInteger(file, byte_order);
-}
-
-void putFileChunk(FILE *file, char *chunk_name, int chunk_length,
- int byte_order)
-{
- /* write chunk identifier */
- fputs(chunk_name, file);
-
- /* write chunk length */
- putFile32BitInteger(file, chunk_length, byte_order);
-}
-
-#define TRANSLATE_KEYSYM_TO_KEYNAME 0
-#define TRANSLATE_KEYSYM_TO_X11KEYNAME 1
-#define TRANSLATE_X11KEYNAME_TO_KEYSYM 2
-
-void translate_keyname(Key *keysym, char **x11name, char **name, int mode)
-{
- static struct
- {
- Key key;
- char *x11name;
- char *name;
- } translate_key[] =
- {
- /* normal cursor keys */
- { KSYM_Left, "XK_Left", "cursor left" },
- { KSYM_Right, "XK_Right", "cursor right" },
- { KSYM_Up, "XK_Up", "cursor up" },
- { KSYM_Down, "XK_Down", "cursor down" },
-
- /* keypad cursor keys */
-#ifdef KSYM_KP_Left
- { KSYM_KP_Left, "XK_KP_Left", "keypad left" },
- { KSYM_KP_Right, "XK_KP_Right", "keypad right" },
- { KSYM_KP_Up, "XK_KP_Up", "keypad up" },
- { KSYM_KP_Down, "XK_KP_Down", "keypad down" },
-#endif
-
- /* other keypad keys */
-#ifdef KSYM_KP_Enter
- { KSYM_KP_Enter, "XK_KP_Enter", "keypad enter" },
- { KSYM_KP_Add, "XK_KP_Add", "keypad +" },
- { KSYM_KP_Subtract, "XK_KP_Subtract", "keypad -" },
- { KSYM_KP_Multiply, "XK_KP_Multiply", "keypad mltply" },
- { KSYM_KP_Divide, "XK_KP_Divide", "keypad /" },
- { KSYM_KP_Separator,"XK_KP_Separator", "keypad ," },
-#endif
-
- /* modifier keys */
- { KSYM_Shift_L, "XK_Shift_L", "left shift" },
- { KSYM_Shift_R, "XK_Shift_R", "right shift" },
- { KSYM_Control_L, "XK_Control_L", "left control" },
- { KSYM_Control_R, "XK_Control_R", "right control" },
- { KSYM_Meta_L, "XK_Meta_L", "left meta" },
- { KSYM_Meta_R, "XK_Meta_R", "right meta" },
- { KSYM_Alt_L, "XK_Alt_L", "left alt" },
- { KSYM_Alt_R, "XK_Alt_R", "right alt" },
- { KSYM_Super_L, "XK_Super_L", "left super" }, /* Win-L */
- { KSYM_Super_R, "XK_Super_R", "right super" }, /* Win-R */
- { KSYM_Mode_switch, "XK_Mode_switch", "mode switch" }, /* Alt-R */
- { KSYM_Multi_key, "XK_Multi_key", "multi key" }, /* Ctrl-R */
-
- /* some special keys */
- { KSYM_BackSpace, "XK_BackSpace", "backspace" },
- { KSYM_Delete, "XK_Delete", "delete" },
- { KSYM_Insert, "XK_Insert", "insert" },
- { KSYM_Tab, "XK_Tab", "tab" },
- { KSYM_Home, "XK_Home", "home" },
- { KSYM_End, "XK_End", "end" },
- { KSYM_Page_Up, "XK_Page_Up", "page up" },
- { KSYM_Page_Down, "XK_Page_Down", "page down" },
- { KSYM_Menu, "XK_Menu", "menu" }, /* Win-Menu */
-
- /* ASCII 0x20 to 0x40 keys (except numbers) */
- { KSYM_space, "XK_space", "space" },
- { KSYM_exclam, "XK_exclam", "!" },
- { KSYM_quotedbl, "XK_quotedbl", "\"" },
- { KSYM_numbersign, "XK_numbersign", "#" },
- { KSYM_dollar, "XK_dollar", "$" },
- { KSYM_percent, "XK_percent", "%" },
- { KSYM_ampersand, "XK_ampersand", "&" },
- { KSYM_apostrophe, "XK_apostrophe", "'" },
- { KSYM_parenleft, "XK_parenleft", "(" },
- { KSYM_parenright, "XK_parenright", ")" },
- { KSYM_asterisk, "XK_asterisk", "*" },
- { KSYM_plus, "XK_plus", "+" },
- { KSYM_comma, "XK_comma", "," },
- { KSYM_minus, "XK_minus", "-" },
- { KSYM_period, "XK_period", "." },
- { KSYM_slash, "XK_slash", "/" },
- { KSYM_colon, "XK_colon", ":" },
- { KSYM_semicolon, "XK_semicolon", ";" },
- { KSYM_less, "XK_less", "<" },
- { KSYM_equal, "XK_equal", "=" },
- { KSYM_greater, "XK_greater", ">" },
- { KSYM_question, "XK_question", "?" },
- { KSYM_at, "XK_at", "@" },
-
- /* more ASCII keys */
- { KSYM_bracketleft, "XK_bracketleft", "[" },
- { KSYM_backslash, "XK_backslash", "backslash" },
- { KSYM_bracketright,"XK_bracketright", "]" },
- { KSYM_asciicircum, "XK_asciicircum", "circumflex" },
- { KSYM_underscore, "XK_underscore", "_" },
- { KSYM_grave, "XK_grave", "grave" },
- { KSYM_quoteleft, "XK_quoteleft", "quote left" },
- { KSYM_braceleft, "XK_braceleft", "brace left" },
- { KSYM_bar, "XK_bar", "bar" },
- { KSYM_braceright, "XK_braceright", "brace right" },
- { KSYM_asciitilde, "XK_asciitilde", "ascii tilde" },
-
- /* special (non-ASCII) keys */
- { KSYM_Adiaeresis, "XK_Adiaeresis", "Ä" },
- { KSYM_Odiaeresis, "XK_Odiaeresis", "Ö" },
- { KSYM_Udiaeresis, "XK_Udiaeresis", "Ü" },
- { KSYM_adiaeresis, "XK_adiaeresis", "ä" },
- { KSYM_odiaeresis, "XK_odiaeresis", "ö" },
- { KSYM_udiaeresis, "XK_udiaeresis", "ü" },
- { KSYM_ssharp, "XK_ssharp", "sharp s" },
-
- /* end-of-array identifier */
- { 0, NULL, NULL }
- };
-
- int i;
-
- if (mode == TRANSLATE_KEYSYM_TO_KEYNAME)
- {
- static char name_buffer[30];
- Key key = *keysym;
-
- if (key >= KSYM_A && key <= KSYM_Z)
- sprintf(name_buffer, "%c", 'A' + (char)(key - KSYM_A));
- else if (key >= KSYM_a && key <= KSYM_z)
- sprintf(name_buffer, "%c", 'a' + (char)(key - KSYM_a));
- else if (key >= KSYM_0 && key <= KSYM_9)
- sprintf(name_buffer, "%c", '0' + (char)(key - KSYM_0));
- else if (key >= KSYM_KP_0 && key <= KSYM_KP_9)
- sprintf(name_buffer, "keypad %c", '0' + (char)(key - KSYM_KP_0));
- else if (key >= KSYM_F1 && key <= KSYM_F24)
- sprintf(name_buffer, "function F%d", (int)(key - KSYM_F1 + 1));
- else if (key == KSYM_UNDEFINED)
- strcpy(name_buffer, "(undefined)");
- else
- {
- i = 0;
-
- do
- {
- if (key == translate_key[i].key)
- {
- strcpy(name_buffer, translate_key[i].name);
- break;
- }
- }
- while (translate_key[++i].name);
-
- if (!translate_key[i].name)
- strcpy(name_buffer, "(unknown)");
- }
-
- *name = name_buffer;
- }
- else if (mode == TRANSLATE_KEYSYM_TO_X11KEYNAME)
- {
- static char name_buffer[30];
- Key key = *keysym;
-
- if (key >= KSYM_A && key <= KSYM_Z)
- sprintf(name_buffer, "XK_%c", 'A' + (char)(key - KSYM_A));
- else if (key >= KSYM_a && key <= KSYM_z)
- sprintf(name_buffer, "XK_%c", 'a' + (char)(key - KSYM_a));
- else if (key >= KSYM_0 && key <= KSYM_9)
- sprintf(name_buffer, "XK_%c", '0' + (char)(key - KSYM_0));
- else if (key >= KSYM_KP_0 && key <= KSYM_KP_9)
- sprintf(name_buffer, "XK_KP_%c", '0' + (char)(key - KSYM_KP_0));
- else if (key >= KSYM_F1 && key <= KSYM_F24)
- sprintf(name_buffer, "XK_F%d", (int)(key - KSYM_F1 + 1));
- else if (key == KSYM_UNDEFINED)
- strcpy(name_buffer, "[undefined]");
- else
- {
- i = 0;
-
- do
- {
- if (key == translate_key[i].key)
- {
- strcpy(name_buffer, translate_key[i].x11name);
- break;
- }
- }
- while (translate_key[++i].x11name);
-
- if (!translate_key[i].x11name)
- sprintf(name_buffer, "0x%04lx", (unsigned long)key);
- }
-
- *x11name = name_buffer;
- }
- else if (mode == TRANSLATE_X11KEYNAME_TO_KEYSYM)
- {
- Key key = KSYM_UNDEFINED;
- char *name_ptr = *x11name;
-
- if (strncmp(name_ptr, "XK_", 3) == 0 && strlen(name_ptr) == 4)
- {
- char c = name_ptr[3];
-
- if (c >= 'A' && c <= 'Z')
- key = KSYM_A + (Key)(c - 'A');
- else if (c >= 'a' && c <= 'z')
- key = KSYM_a + (Key)(c - 'a');
- else if (c >= '0' && c <= '9')
- key = KSYM_0 + (Key)(c - '0');
- }
- else if (strncmp(name_ptr, "XK_KP_", 6) == 0 && strlen(name_ptr) == 7)
- {
- char c = name_ptr[6];
-
- if (c >= '0' && c <= '9')
- key = KSYM_0 + (Key)(c - '0');
- }
- else if (strncmp(name_ptr, "XK_F", 4) == 0 && strlen(name_ptr) <= 6)
- {
- char c1 = name_ptr[4];
- char c2 = name_ptr[5];
- int d = 0;
-
- if ((c1 >= '0' && c1 <= '9') &&
- ((c2 >= '0' && c1 <= '9') || c2 == '\0'))
- d = atoi(&name_ptr[4]);
-
- if (d >=1 && d <= 24)
- key = KSYM_F1 + (Key)(d - 1);
- }
- else if (strncmp(name_ptr, "XK_", 3) == 0)
- {
- i = 0;
-
- do
- {
- if (strcmp(name_ptr, translate_key[i].x11name) == 0)
- {
- key = translate_key[i].key;
- break;
- }
- }
- while (translate_key[++i].x11name);
- }
- else if (strncmp(name_ptr, "0x", 2) == 0)
- {
- unsigned long value = 0;
-
- name_ptr += 2;
-
- while (name_ptr)
- {
- char c = *name_ptr++;
- int d = -1;
-
- if (c >= '0' && c <= '9')
- d = (int)(c - '0');
- else if (c >= 'a' && c <= 'f')
- d = (int)(c - 'a' + 10);
- else if (c >= 'A' && c <= 'F')
- d = (int)(c - 'A' + 10);
-
- if (d == -1)
- {
- value = -1;
- break;
- }
-
- value = value * 16 + d;
- }
-
- if (value != -1)
- key = (Key)value;
- }
-
- *keysym = key;
- }
-}
-
-char *getKeyNameFromKey(Key key)
-{
- char *name;
-
- translate_keyname(&key, NULL, &name, TRANSLATE_KEYSYM_TO_KEYNAME);
- return name;
-}
-
-char *getX11KeyNameFromKey(Key key)
-{
- char *x11name;
-
- translate_keyname(&key, &x11name, NULL, TRANSLATE_KEYSYM_TO_X11KEYNAME);
- return x11name;
-}
-
-Key getKeyFromX11KeyName(char *x11name)
-{
- Key key;
-
- translate_keyname(&key, &x11name, NULL, TRANSLATE_X11KEYNAME_TO_KEYSYM);
- return key;
-}
-
-char getCharFromKey(Key key)
-{
- char *keyname = getKeyNameFromKey(key);
- char letter = 0;
-
- if (strlen(keyname) == 1)
- letter = keyname[0];
- else if (strcmp(keyname, "space") == 0)
- letter = ' ';
- else if (strcmp(keyname, "circumflex") == 0)
- letter = '^';
-
- return letter;
-}
-
-#define TRANSLATE_JOYSYMBOL_TO_JOYNAME 0
-#define TRANSLATE_JOYNAME_TO_JOYSYMBOL 1
-
-void translate_joyname(int *joysymbol, char **name, int mode)
-{
- static struct
- {
- int joysymbol;
- char *name;
- } translate_joy[] =
- {
- { JOY_LEFT, "joystick_left" },
- { JOY_RIGHT, "joystick_right" },
- { JOY_UP, "joystick_up" },
- { JOY_DOWN, "joystick_down" },
- { JOY_BUTTON_1, "joystick_button_1" },
- { JOY_BUTTON_2, "joystick_button_2" },
- };
-
- int i;
-
- if (mode == TRANSLATE_JOYSYMBOL_TO_JOYNAME)
- {
- *name = "[undefined]";
-
- for (i=0; i<6; i++)
- {
- if (*joysymbol == translate_joy[i].joysymbol)
- {
- *name = translate_joy[i].name;
- break;
- }
- }
- }
- else if (mode == TRANSLATE_JOYNAME_TO_JOYSYMBOL)
- {
- *joysymbol = 0;
-
- for (i=0; i<6; i++)
- {
- if (strcmp(*name, translate_joy[i].name) == 0)
- {
- *joysymbol = translate_joy[i].joysymbol;
- break;
- }
- }
- }
-}
-
-char *getJoyNameFromJoySymbol(int joysymbol)
-{
- char *name;
-
- translate_joyname(&joysymbol, &name, TRANSLATE_JOYSYMBOL_TO_JOYNAME);
- return name;
-}
-
-int getJoySymbolFromJoyName(char *name)
-{
- int joysymbol;
-
- translate_joyname(&joysymbol, &name, TRANSLATE_JOYNAME_TO_JOYSYMBOL);
- return joysymbol;
-}
-
-int getJoystickNrFromDeviceName(char *device_name)
-{
- char c;
- int joystick_nr = 0;
-
- if (device_name == NULL || device_name[0] == '\0')
- return 0;
-
- c = device_name[strlen(device_name) - 1];
-
- if (c >= '0' && c <= '9')
- joystick_nr = (int)(c - '0');
-
- if (joystick_nr < 0 || joystick_nr >= MAX_PLAYERS)
- joystick_nr = 0;
-
- return joystick_nr;
-}
-
-/* ------------------------------------------------------------------------- */
-/* some functions to handle lists of level directories */
-/* ------------------------------------------------------------------------- */
-
-struct LevelDirInfo *newLevelDirInfo()
-{
- return checked_calloc(sizeof(struct LevelDirInfo));
-}
-
-void pushLevelDirInfo(struct LevelDirInfo **node_first,
- struct LevelDirInfo *node_new)
-{
- node_new->next = *node_first;
- *node_first = node_new;
-}
-
-int numLevelDirInfo(struct LevelDirInfo *node)
-{
- int num = 0;
-
- while (node)
- {
- num++;
- node = node->next;
- }
-
- return num;
-}
-
-boolean validLevelSeries(struct LevelDirInfo *node)
-{
- return (node != NULL && !node->node_group && !node->parent_link);
-}
-
-struct LevelDirInfo *getFirstValidLevelSeries(struct LevelDirInfo *node)
-{
- if (node == NULL)
- {
- if (leveldir_first) /* start with first level directory entry */
- return getFirstValidLevelSeries(leveldir_first);
- else
- return NULL;
- }
- else if (node->node_group) /* enter level group (step down into tree) */
- return getFirstValidLevelSeries(node->node_group);
- else if (node->parent_link) /* skip start entry of level group */
- {
- if (node->next) /* get first real level series entry */
- return getFirstValidLevelSeries(node->next);
- else /* leave empty level group and go on */
- return getFirstValidLevelSeries(node->node_parent->next);
- }
- else /* this seems to be a regular level series */
- return node;
-}
-
-struct LevelDirInfo *getLevelDirInfoFirstGroupEntry(struct LevelDirInfo *node)
-{
- if (node == NULL)
- return NULL;
-
- if (node->node_parent == NULL) /* top level group */
- return leveldir_first;
- else /* sub level group */
- return node->node_parent->node_group;
-}
-
-int numLevelDirInfoInGroup(struct LevelDirInfo *node)
-{
- return numLevelDirInfo(getLevelDirInfoFirstGroupEntry(node));
-}
-
-int posLevelDirInfo(struct LevelDirInfo *node)
-{
- struct LevelDirInfo *node_cmp = getLevelDirInfoFirstGroupEntry(node);
- int pos = 0;
-
- while (node_cmp)
- {
- if (node_cmp == node)
- return pos;
-
- pos++;
- node_cmp = node_cmp->next;
- }
-
- return 0;
-}
-
-struct LevelDirInfo *getLevelDirInfoFromPos(struct LevelDirInfo *node, int pos)
-{
- struct LevelDirInfo *node_default = node;
- int pos_cmp = 0;
-
- while (node)
- {
- if (pos_cmp == pos)
- return node;
-
- pos_cmp++;
- node = node->next;
- }
-
- return node_default;
-}
-
-struct LevelDirInfo *getLevelDirInfoFromFilenameExt(struct LevelDirInfo *node,
- char *filename)
-{
- if (filename == NULL)
- return NULL;
-
- while (node)
- {
- if (node->node_group)
- {
- struct LevelDirInfo *node_group;
-
- node_group = getLevelDirInfoFromFilenameExt(node->node_group, filename);
-
- if (node_group)
- return node_group;
- }
- else if (!node->parent_link)
- {
- if (strcmp(filename, node->filename) == 0)
- return node;
- }
-
- node = node->next;
- }
-
- return NULL;
-}
-
-struct LevelDirInfo *getLevelDirInfoFromFilename(char *filename)
-{
- return getLevelDirInfoFromFilenameExt(leveldir_first, filename);
-}
-
-void dumpLevelDirInfo(struct LevelDirInfo *node, int depth)
-{
- int i;
-
- while (node)
- {
- for (i=0; i<depth * 3; i++)
- printf(" ");
-
- printf("filename == '%s'\n", node->filename);
-
- if (node->node_group != NULL)
- dumpLevelDirInfo(node->node_group, depth + 1);
-
- node = node->next;
- }
-}
-
-void sortLevelDirInfo(struct LevelDirInfo **node_first,
- int (*compare_function)(const void *, const void *))
-{
- int num_nodes = numLevelDirInfo(*node_first);
- struct LevelDirInfo **sort_array;
- struct LevelDirInfo *node = *node_first;
- int i = 0;
-
- if (num_nodes == 0)
- return;
-
- /* allocate array for sorting structure pointers */
- sort_array = checked_calloc(num_nodes * sizeof(struct LevelDirInfo *));
-
- /* writing structure pointers to sorting array */
- while (i < num_nodes && node) /* double boundary check... */
- {
- sort_array[i] = node;
-
- i++;
- node = node->next;
- }
-
- /* sorting the structure pointers in the sorting array */
- qsort(sort_array, num_nodes, sizeof(struct LevelDirInfo *),
- compare_function);
-
- /* update the linkage of list elements with the sorted node array */
- for (i=0; i<num_nodes - 1; i++)
- sort_array[i]->next = sort_array[i + 1];
- sort_array[num_nodes - 1]->next = NULL;
-
- /* update the linkage of the main list anchor pointer */
- *node_first = sort_array[0];
-
- free(sort_array);
-
- /* now recursively sort the level group structures */
- node = *node_first;
- while (node)
- {
- if (node->node_group != NULL)
- sortLevelDirInfo(&node->node_group, compare_function);
-
- node = node->next;
- }
-}
-
-inline void swap_numbers(int *i1, int *i2)
-{
- int help = *i1;
-
- *i1 = *i2;
- *i2 = help;
-}
-
-inline void swap_number_pairs(int *x1, int *y1, int *x2, int *y2)
-{
- int help_x = *x1;
- int help_y = *y1;
-
- *x1 = *x2;
- *x2 = help_x;
-
- *y1 = *y2;
- *y2 = help_y;
-}
-
-
-/* ------------------------------------------------------------------------- */
-/* the following is only for debugging purpose and normally not used */
-/* ------------------------------------------------------------------------- */
-
-#define DEBUG_NUM_TIMESTAMPS 3
-
-void debug_print_timestamp(int counter_nr, char *message)
-{
- static long counter[DEBUG_NUM_TIMESTAMPS][2];
-
- if (counter_nr >= DEBUG_NUM_TIMESTAMPS)
- Error(ERR_EXIT, "debugging: increase DEBUG_NUM_TIMESTAMPS in misc.c");
-
- counter[counter_nr][0] = Counter();
-
- if (message)
- printf("%s %.2f seconds\n", message,
- (float)(counter[counter_nr][0] - counter[counter_nr][1]) / 1000);
-
- counter[counter_nr][1] = Counter();
-}