#include <sys/param.h>
#include <sys/types.h>
#include <stdarg.h>
+#include <ctype.h>
#include "misc.h"
#include "init.h"
#include "tools.h"
#include "sound.h"
#include "random.h"
+#include "joystick.h"
+#include "files.h"
+#ifdef 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
+
+#ifndef MSDOS
static unsigned long mainCounter(int mode)
{
static struct timeval base_time = { 0, 0 };
return counter_ms; /* return milliseconds since last init */
}
+#endif
void InitCounter() /* set counter back to zero */
{
+#ifndef 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() */
{
- return(mainCounter(READ_COUNTER));
+#ifndef MSDOS
+ return mainCounter(READ_COUNTER);
+#else
+ return (counter * 10);
+#endif
}
static void sleep_milliseconds(unsigned long milliseconds_delay)
{
- if (milliseconds_delay < 5)
+ boolean do_busy_waiting = (milliseconds_delay < 5 ? TRUE : FALSE);
+
+#ifdef MSDOS
+ /* donït 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;
delay.tv_usec = 1000 * (milliseconds_delay % 1000);
if (select(0, NULL, NULL, NULL, &delay) != 0)
- Error(ERR_RETURN, "sleep_milliseconds(): select() failed");
+ Error(ERR_WARN, "sleep_milliseconds(): select() failed");
}
}
sleep_milliseconds(delay);
}
-BOOL FrameReached(unsigned long *frame_counter_var, unsigned long frame_delay)
+boolean FrameReached(unsigned long *frame_counter_var,
+ unsigned long frame_delay)
{
unsigned long actual_frame_counter = FrameCounter;
return(TRUE);
}
-BOOL DelayReached(unsigned long *counter_var, unsigned long delay)
+boolean DelayReached(unsigned long *counter_var,
+ unsigned long delay)
{
unsigned long actual_counter = Counter();
*counter_var = actual_counter;
}
-char *int2str(int ct, int nr)
+char *int2str(int number, int size)
{
- static char str[20];
+ static char s[40];
- sprintf(str,"%09d",ct);
- return(&str[strlen(str)-nr]);
+ 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)
gettimeofday(¤t_time,NULL);
root = root * 4253261 + current_time.tv_sec + current_time.tv_usec;
- return(root % max);
+ return (root % max);
+}
+
+#ifdef DEBUG
+static unsigned int last_RND_value = 0;
+
+unsigned int last_RND()
+{
+ return last_RND_value;
}
+#endif
unsigned int RND(unsigned int max)
{
- return(random_linux_libc() % max);
+#ifdef DEBUG
+ return (last_RND_value = random_linux_libc() % max);
+#else
+ return (random_linux_libc() % max);
+#endif
}
unsigned int InitRND(long seed)
{
struct timeval current_time;
- if (seed==NEW_RANDOMIZE)
+ if (seed == NEW_RANDOMIZE)
{
gettimeofday(¤t_time,NULL);
srandom_linux_libc((unsigned int) current_time.tv_usec);
- return((unsigned int) current_time.tv_usec);
+ return (unsigned int)current_time.tv_usec;
}
else
{
srandom_linux_libc((unsigned int) seed);
- return((unsigned int) seed);
+ return (unsigned int)seed;
}
}
-char *GetLoginName()
+char *getLoginName()
{
struct passwd *pwd;
- if (!(pwd=getpwuid(getuid())))
- return("ANONYMOUS");
+ if ((pwd = getpwuid(getuid())) == NULL)
+ return ANONYMOUS_NAME;
else
- return(pwd->pw_name);
+ return pwd->pw_name;
+}
+
+char *getRealName()
+{
+#ifndef MSDOS
+ 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
+ return ANONYMOUS_NAME;
+#endif
+}
+
+char *getHomeDir()
+{
+#ifndef MSDOS
+ 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 = 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++);
+
+ return s_copy;
}
void MarkTileDirty(int x, int y)
int yy = redraw_y1 + y;
if (!redraw[xx][yy])
- {
- redraw[xx][yy] = TRUE;
redraw_tiles++;
- redraw_mask |= 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;
+ }
}
}
{
char **options_left = &argv[1];
+ /* initialize global program options */
+ options.display_name = NULL;
+ options.server_host = NULL;
+ options.server_port = 0;
+ options.base_directory = BASE_PATH;
+ options.level_directory = BASE_PATH "/" LEVELS_DIRECTORY;
+ options.serveronly = FALSE;
+ options.network = FALSE;
+ options.verbose = FALSE;
+
while (*options_left)
{
char option_str[MAX_OPTION_LEN];
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 (option_len >= MAX_OPTION_LEN)
- Error(ERR_EXIT_HELP, "unrecognized option '%s'", option);
-
if (strncmp(option, "--", 2) == 0) /* treat '--' like '-' */
option++;
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, --levels directory alternative level directory\n"
" -s, --serveronly only start network server\n"
" -n, --network network multiplayer game\n"
if (option_arg == NULL)
Error(ERR_EXIT_HELP, "option '%s' requires an argument", option_str);
- display_name = option_arg;
+ 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);
+
+ options.base_directory = option_arg;
if (option_arg == next_option)
options_left++;
- printf("--display == '%s'\n", display_name);
+ /* adjust path for level directory accordingly */
+ options.level_directory =
+ getPath2(options.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);
- level_directory = option_arg;
+ options.level_directory = option_arg;
if (option_arg == next_option)
options_left++;
-
- printf("--levels == '%s'\n", level_directory);
}
else if (strncmp(option, "-network", option_len) == 0)
{
- printf("--network\n");
-
- network = TRUE;
+ options.network = TRUE;
}
else if (strncmp(option, "-serveronly", option_len) == 0)
{
- printf("--serveronly\n");
-
- serveronly = TRUE;
+ options.serveronly = TRUE;
}
else if (strncmp(option, "-verbose", option_len) == 0)
{
- printf("--verbose\n");
-
- verbose = TRUE;
+ options.verbose = TRUE;
}
else if (*option == '-')
+ {
Error(ERR_EXIT_HELP, "unrecognized option '%s'", option_str);
- else if (server_host == NULL)
+ }
+ else if (options.server_host == NULL)
{
- server_host = *options_left;
-
- printf("server.name == '%s'\n", server_host);
+ options.server_host = *options_left;
}
- else if (server_port == 0)
+ else if (options.server_port == 0)
{
- server_port = atoi(*options_left);
- if (server_port < 1024)
- Error(ERR_EXIT_HELP, "bad port number '%d'", server_port);
-
- printf("port == %d\n", server_port);
+ 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");
}
}
-void Error(int mode, char *format_str, ...)
+void Error(int mode, char *format, ...)
{
- FILE *output_stream = stderr;
char *process_name = "";
+ FILE *error = stderr;
+
+ /* display warnings only when running in verbose mode */
+ if (mode & ERR_WARN && !options.verbose)
+ return;
- if (mode == ERR_EXIT_SOUNDSERVER)
+#ifdef MSDOS
+ 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_str)
+ if (format)
{
va_list ap;
- char *format_ptr;
- char *s_value;
- int i_value;
- double d_value;
- fprintf(output_stream, "%s%s: ", program_name, process_name);
+ fprintf(error, "%s%s: ", program_name, process_name);
- va_start(ap, format_str); /* ap points to first unnamed argument */
-
- for(format_ptr=format_str; *format_ptr; format_ptr++)
- {
- if (*format_ptr != '%')
- {
- fprintf(output_stream, "%c", *format_ptr);
- continue;
- }
-
- switch(*++format_ptr)
- {
- case 'd':
- i_value = va_arg(ap, int);
- fprintf(output_stream, "%d", i_value);
- break;
-
- case 'f':
- d_value = va_arg(ap, double);
- fprintf(output_stream, "%f", d_value);
- break;
-
- case 's':
- s_value = va_arg(ap, char *);
- fprintf(output_stream, "%s", s_value);
- break;
-
- default:
- fprintf(stderr, "\n%s: Error(): invalid format string: %s\n",
- program_name, format_str);
- CloseAllAndExit(10);
- }
- }
+ if (mode & ERR_WARN)
+ fprintf(error, "warning: ");
+ va_start(ap, format);
+ vfprintf(error, format, ap);
va_end(ap);
- fprintf(output_stream, "\n");
+ fprintf(error, "\n");
}
- if (mode == ERR_EXIT_HELP)
- fprintf(output_stream, "%s: Try option '--help' for more information.\n",
+ if (mode & ERR_HELP)
+ fprintf(error, "%s: Try option '--help' for more information.\n",
program_name);
- if (mode != ERR_RETURN)
+ if (mode & ERR_EXIT)
+ fprintf(error, "%s%s: aborting\n", program_name, process_name);
+
+ if (error != stderr)
+ fclose(error);
+
+ if (mode & ERR_EXIT)
{
- fprintf(output_stream, "%s%s: aborting\n", program_name, process_name);
- CloseAllAndExit(1);
+ if (mode & ERR_FROM_SERVER)
+ exit(1); /* child process: normal exit */
+ else
+ CloseAllAndExit(1); /* main process: clean up stuff */
}
}
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;
+}
+
+#define TRANSLATE_KEYSYM_TO_KEYNAME 0
+#define TRANSLATE_KEYSYM_TO_X11KEYNAME 1
+#define TRANSLATE_X11KEYNAME_TO_KEYSYM 2
+
+void translate_keyname(KeySym *keysym, char **x11name, char **name, int mode)
+{
+ static struct
+ {
+ KeySym keysym;
+ char *x11name;
+ char *name;
+ } translate_key[] =
+ {
+ /* normal cursor keys */
+ { XK_Left, "XK_Left", "cursor left" },
+ { XK_Right, "XK_Right", "cursor right" },
+ { XK_Up, "XK_Up", "cursor up" },
+ { XK_Down, "XK_Down", "cursor down" },
+
+ /* keypad cursor keys */
+#ifdef XK_KP_Left
+ { XK_KP_Left, "XK_KP_Left", "keypad left" },
+ { XK_KP_Right, "XK_KP_Right", "keypad right" },
+ { XK_KP_Up, "XK_KP_Up", "keypad up" },
+ { XK_KP_Down, "XK_KP_Down", "keypad down" },
+#endif
+
+ /* other keypad keys */
+#ifdef XK_KP_Enter
+ { XK_KP_Enter, "XK_KP_Enter", "keypad enter" },
+ { XK_KP_Add, "XK_KP_Add", "keypad +" },
+ { XK_KP_Subtract, "XK_KP_Subtract", "keypad -" },
+ { XK_KP_Multiply, "XK_KP_Multiply", "keypad mltply" },
+ { XK_KP_Divide, "XK_KP_Divide", "keypad /" },
+ { XK_KP_Separator, "XK_KP_Separator", "keypad ," },
+#endif
+
+ /* modifier keys */
+ { XK_Shift_L, "XK_Shift_L", "left shift" },
+ { XK_Shift_R, "XK_Shift_R", "right shift" },
+ { XK_Control_L, "XK_Control_L", "left control" },
+ { XK_Control_R, "XK_Control_R", "right control" },
+ { XK_Meta_L, "XK_Meta_L", "left meta" },
+ { XK_Meta_R, "XK_Meta_R", "right meta" },
+ { XK_Alt_L, "XK_Alt_L", "left alt" },
+ { XK_Alt_R, "XK_Alt_R", "right alt" },
+ { XK_Mode_switch, "XK_Mode_switch", "mode switch" },
+ { XK_Multi_key, "XK_Multi_key", "multi key" },
+
+ /* some special keys */
+ { XK_BackSpace, "XK_BackSpace", "backspace" },
+ { XK_Delete, "XK_Delete", "delete" },
+ { XK_Insert, "XK_Insert", "insert" },
+ { XK_Tab, "XK_Tab", "tab" },
+ { XK_Home, "XK_Home", "home" },
+ { XK_End, "XK_End", "end" },
+ { XK_Page_Up, "XK_Page_Up", "page up" },
+ { XK_Page_Down, "XK_Page_Down", "page down" },
+
+
+ /* ASCII 0x20 to 0x40 keys (except numbers) */
+ { XK_space, "XK_space", "space" },
+ { XK_exclam, "XK_exclam", "!" },
+ { XK_quotedbl, "XK_quotedbl", "\"" },
+ { XK_numbersign, "XK_numbersign", "#" },
+ { XK_dollar, "XK_dollar", "$" },
+ { XK_percent, "XK_percent", "%" },
+ { XK_ampersand, "XK_ampersand", "&" },
+ { XK_apostrophe, "XK_apostrophe", "'" },
+ { XK_parenleft, "XK_parenleft", "(" },
+ { XK_parenright, "XK_parenright", ")" },
+ { XK_asterisk, "XK_asterisk", "*" },
+ { XK_plus, "XK_plus", "+" },
+ { XK_comma, "XK_comma", "," },
+ { XK_minus, "XK_minus", "-" },
+ { XK_period, "XK_period", "." },
+ { XK_slash, "XK_slash", "/" },
+ { XK_colon, "XK_colon", ":" },
+ { XK_semicolon, "XK_semicolon", ";" },
+ { XK_less, "XK_less", "<" },
+ { XK_equal, "XK_equal", "=" },
+ { XK_greater, "XK_greater", ">" },
+ { XK_question, "XK_question", "?" },
+ { XK_at, "XK_at", "@" },
+
+ /* more ASCII keys */
+ { XK_bracketleft, "XK_bracketleft", "[" },
+ { XK_backslash, "XK_backslash", "backslash" },
+ { XK_bracketright, "XK_bracketright", "]" },
+ { XK_asciicircum, "XK_asciicircum", "circumflex" },
+ { XK_underscore, "XK_underscore", "_" },
+ { XK_grave, "XK_grave", "grave" },
+ { XK_quoteleft, "XK_quoteleft", "quote left" },
+ { XK_braceleft, "XK_braceleft", "brace left" },
+ { XK_bar, "XK_bar", "bar" },
+ { XK_braceright, "XK_braceright", "brace right" },
+ { XK_asciitilde, "XK_asciitilde", "ascii tilde" },
+
+ /* special (non-ASCII) keys */
+ { XK_Adiaeresis, "XK_Adiaeresis", "Ä" },
+ { XK_Odiaeresis, "XK_Odiaeresis", "Ö" },
+ { XK_Udiaeresis, "XK_Udiaeresis", "Ü" },
+ { XK_adiaeresis, "XK_adiaeresis", "ä" },
+ { XK_odiaeresis, "XK_odiaeresis", "ö" },
+ { XK_udiaeresis, "XK_udiaeresis", "ü" },
+ { XK_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];
+ KeySym key = *keysym;
+
+ if (key >= XK_A && key <= XK_Z)
+ sprintf(name_buffer, "%c", 'A' + (char)(key - XK_A));
+ else if (key >= XK_a && key <= XK_z)
+ sprintf(name_buffer, "%c", 'a' + (char)(key - XK_a));
+ else if (key >= XK_0 && key <= XK_9)
+ sprintf(name_buffer, "%c", '0' + (char)(key - XK_0));
+ else if (key >= XK_KP_0 && key <= XK_KP_9)
+ sprintf(name_buffer, "keypad %c", '0' + (char)(key - XK_KP_0));
+ else if (key >= XK_F1 && key <= XK_F24)
+ sprintf(name_buffer, "function F%d", (int)(key - XK_F1 + 1));
+ else if (key == KEY_UNDEFINDED)
+ strcpy(name_buffer, "(undefined)");
+ else
+ {
+ i = 0;
+
+ do
+ {
+ if (key == translate_key[i].keysym)
+ {
+ 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];
+ KeySym key = *keysym;
+
+ if (key >= XK_A && key <= XK_Z)
+ sprintf(name_buffer, "XK_%c", 'A' + (char)(key - XK_A));
+ else if (key >= XK_a && key <= XK_z)
+ sprintf(name_buffer, "XK_%c", 'a' + (char)(key - XK_a));
+ else if (key >= XK_0 && key <= XK_9)
+ sprintf(name_buffer, "XK_%c", '0' + (char)(key - XK_0));
+ else if (key >= XK_KP_0 && key <= XK_KP_9)
+ sprintf(name_buffer, "XK_KP_%c", '0' + (char)(key - XK_KP_0));
+ else if (key >= XK_F1 && key <= XK_F24)
+ sprintf(name_buffer, "XK_F%d", (int)(key - XK_F1 + 1));
+ else if (key == KEY_UNDEFINDED)
+ strcpy(name_buffer, "[undefined]");
+ else
+ {
+ i = 0;
+
+ do
+ {
+ if (key == translate_key[i].keysym)
+ {
+ 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)
+ {
+ KeySym key = XK_VoidSymbol;
+ 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 = XK_A + (KeySym)(c - 'A');
+ else if (c >= 'a' && c <= 'z')
+ key = XK_a + (KeySym)(c - 'a');
+ else if (c >= '0' && c <= '9')
+ key = XK_0 + (KeySym)(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 = XK_0 + (KeySym)(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 = XK_F1 + (KeySym)(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].keysym;
+ 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 = (KeySym)value;
+ }
+
+ *keysym = key;
+ }
+}
+
+char *getKeyNameFromKeySym(KeySym keysym)
+{
+ char *name;
+
+ translate_keyname(&keysym, NULL, &name, TRANSLATE_KEYSYM_TO_KEYNAME);
+ return name;
+}
+
+char *getX11KeyNameFromKeySym(KeySym keysym)
+{
+ char *x11name;
+
+ translate_keyname(&keysym, &x11name, NULL, TRANSLATE_KEYSYM_TO_X11KEYNAME);
+ return x11name;
+}
+
+KeySym getKeySymFromX11KeyName(char *x11name)
+{
+ KeySym keysym;
+
+ translate_keyname(&keysym, &x11name, NULL, TRANSLATE_X11KEYNAME_TO_KEYSYM);
+ return keysym;
+}
+
+char getCharFromKeySym(KeySym keysym)
+{
+ char *keyname = getKeyNameFromKeySym(keysym);
+ 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;
+}
+
+/* ----------------------------------------------------------------- */
+/* 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();
+}