X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fmisc.c;h=7c2f4353851cb803d8dc8bd43fd1474e65711df8;hb=959794cfda1f83edc51512211ae5a9f6b1e0b179;hp=8114d79e40b82fb59325a2882cbd2afc2f5d3762;hpb=b06464b4dc26c0e31ef0bca48b31a4dfbdd549e6;p=rocksndiamonds.git

diff --git a/src/libgame/misc.c b/src/libgame/misc.c
index 8114d79e..7c2f4353 100644
--- a/src/libgame/misc.c
+++ b/src/libgame/misc.c
@@ -223,18 +223,6 @@ boolean getTokenValueFromString(char *string, char **token, char **value)
 /* counter functions                                                         */
 /* ------------------------------------------------------------------------- */
 
-#if defined(PLATFORM_MSDOS)
-volatile unsigned int 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
 
@@ -323,22 +311,12 @@ static unsigned int mainCounter(int mode)
 
 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 int 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 int milliseconds_delay)
@@ -474,7 +452,7 @@ unsigned int get_random_number(int nr, int max)
 /* system info functions                                                     */
 /* ------------------------------------------------------------------------- */
 
-#if !defined(PLATFORM_MSDOS) && !defined(PLATFORM_ANDROID)
+#if !defined(PLATFORM_ANDROID)
 static char *get_corrected_real_name(char *real_name)
 {
   char *real_name_new = checked_malloc(MAX_USERNAME_LEN + 1);
@@ -708,7 +686,7 @@ char *getPath3(char *path1, char *path2, char *path3)
   return getStringCat3WithSeparator(path1, path2, path3, STRING_PATH_SEPARATOR);
 }
 
-char *getStringCopy(char *s)
+char *getStringCopy(const char *s)
 {
   char *s_copy;
 
@@ -721,7 +699,7 @@ char *getStringCopy(char *s)
   return s_copy;
 }
 
-char *getStringCopyN(char *s, int n)
+char *getStringCopyN(const char *s, int n)
 {
   char *s_copy;
   int s_len = MAX(0, n);
@@ -736,7 +714,18 @@ char *getStringCopyN(char *s, int n)
   return s_copy;
 }
 
-char *getStringToLower(char *s)
+char *getStringCopyNStatic(const char *s, int n)
+{
+  static char *s_copy = NULL;
+
+  checked_free(s_copy);
+
+  s_copy = getStringCopyN(s, n);
+
+  return s_copy;
+}
+
+char *getStringToLower(const char *s)
 {
   char *s_copy = checked_malloc(strlen(s) + 1);
   char *s_ptr = s_copy;
@@ -1057,15 +1046,17 @@ void GetOptions(char *argv[], void (*print_usage_function)(void))
 /* error handling functions                                                  */
 /* ------------------------------------------------------------------------- */
 
+#define MAX_INTERNAL_ERROR_SIZE		1024
+
 /* used by SetError() and GetError() to store internal error messages */
-static char internal_error[1024];	/* this is bad */
+static char internal_error[MAX_INTERNAL_ERROR_SIZE];
 
 void SetError(char *format, ...)
 {
   va_list ap;
 
   va_start(ap, format);
-  vsprintf(internal_error, format, ap);
+  vsnprintf(internal_error, MAX_INTERNAL_ERROR_SIZE, format, ap);
   va_end(ap);
 }
 
@@ -1664,6 +1655,9 @@ void translate_keyname(Key *keysym, char **x11name, char **name, int mode)
     { KSYM_odiaeresis,	"XK_odiaeresis",	"\xc3\xb6" },
     { KSYM_udiaeresis,	"XK_udiaeresis",	"\xc3\xbc" },
     { KSYM_ssharp,	"XK_ssharp",		"\xc3\x9f" },
+
+    /* other keys (for reverse mapping only) */
+    { KSYM_space,	"XK_space",		" " },
 #endif
 
 #if defined(TARGET_SDL2)
@@ -2493,13 +2487,22 @@ boolean fileHasSuffix(char *basename, char *suffix)
   return FALSE;
 }
 
+#if defined(TARGET_SDL)
+static boolean FileCouldBeArtwork(char *basename)
+{
+  return (!strEqual(basename, ".") &&
+	  !strEqual(basename, "..") &&
+	  !fileHasSuffix(basename, "txt") &&
+	  !fileHasSuffix(basename, "conf"));
+}
+#endif
+
 boolean FileIsGraphic(char *filename)
 {
   char *basename = getBaseNamePtr(filename);
 
 #if defined(TARGET_SDL)
-  return (!fileHasSuffix(basename, "txt") &&
-	  !fileHasSuffix(basename, "conf"));
+  return FileCouldBeArtwork(basename);
 #else
   return fileHasSuffix(basename, "pcx");
 #endif
@@ -2510,8 +2513,7 @@ boolean FileIsSound(char *filename)
   char *basename = getBaseNamePtr(filename);
 
 #if defined(TARGET_SDL)
-  return (!fileHasSuffix(basename, "txt") &&
-	  !fileHasSuffix(basename, "conf"));
+  return FileCouldBeArtwork(basename);
 #else
   return fileHasSuffix(basename, "wav");
 #endif
@@ -2522,8 +2524,7 @@ boolean FileIsMusic(char *filename)
   char *basename = getBaseNamePtr(filename);
 
 #if defined(TARGET_SDL)
-  return (!fileHasSuffix(basename, "txt") &&
-	  !fileHasSuffix(basename, "conf"));
+  return FileCouldBeArtwork(basename);
 #else
   if (FileIsSound(basename))
     return TRUE;