strncpy -> {strlcpy,memcpy}. Replaced the "forceloop" boolean in "channel_t" by a...

[xonotic/darkplaces.git] / common.h

diff --git a/common.h b/common.h
index a05c863bbe019572e9a655a7746448825a703ea1..d9e93145b3054005c0b079affc23a0f5774389b4 100644 (file)
--- a/common.h
+++ b/common.h
@@ -47,25 +47,43 @@ void SZ_Free (sizebuf_t *buf);
 void SZ_Clear (sizebuf_t *buf);
 void *SZ_GetSpace (sizebuf_t *buf, int length);
 void SZ_Write (sizebuf_t *buf, const void *data, int length);
-void SZ_Print (sizebuf_t *buf, const char *data);      // strcats onto the sizebuf
+void SZ_Print(sizebuf_t *buf, const char *data);       // strcats onto the sizebuf
 void SZ_HexDumpToConsole(const sizebuf_t *buf);
 
 void Com_HexDumpToConsole(const qbyte *data, int size);
 
+
 //============================================================================
-#if !defined(ENDIAN_LITTLE) && !defined(ENDIAN_BIG)
-#if  defined(__i386__) || defined(__ia64__) || defined(WIN32) || (defined(__alpha__) || defined(__alpha)) || defined(__arm__) || (defined(__mips__) && defined(__MIPSEL__)) || defined(__LITTLE_ENDIAN__)
-#define ENDIAN_LITTLE
-#else
-#define ENDIAN_BIG
+//                                                     Endianess handling
+//============================================================================
+
+// We use BSD-style defines: BYTE_ORDER is defined to either BIG_ENDIAN or LITTLE_ENDIAN
+
+// Initializations
+#if !defined(BYTE_ORDER) || !defined(LITTLE_ENDIAN) || !defined(BIG_ENDIAN) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN)
+# undef BYTE_ORDER
+# undef LITTLE_ENDIAN
+# undef BIG_ENDIAN
+# define LITTLE_ENDIAN 1234
+# define BIG_ENDIAN 4321
 #endif
+
+// If we still don't know the CPU endianess at this point, we try to guess
+#ifndef BYTE_ORDER
+# if defined(WIN32)
+#  define BYTE_ORDER LITTLE_ENDIAN
+# else
+#  warning "Unable to determine the CPU endianess. Defaulting to little endian"
+#  define BYTE_ORDER LITTLE_ENDIAN
+# endif
 #endif
 
+
 short ShortSwap (short l);
 int LongSwap (int l);
 float FloatSwap (float f);
 
-#ifdef ENDIAN_LITTLE
+#if BYTE_ORDER == LITTLE_ENDIAN
 // little endian
 #define BigShort(l) ShortSwap(l)
 #define LittleShort(l) (l)
@@ -73,7 +91,7 @@ float FloatSwap (float f);
 #define LittleLong(l) (l)
 #define BigFloat(l) FloatSwap(l)
 #define LittleFloat(l) (l)
-#elif ENDIAN_BIG
+#else
 // big endian
 #define BigShort(l) (l)
 #define LittleShort(l) ShortSwap(l)
@@ -81,14 +99,6 @@ float FloatSwap (float f);
 #define LittleLong(l) LongSwap(l)
 #define BigFloat(l) (l)
 #define LittleFloat(l) FloatSwap(l)
-#else
-// figure it out at runtime
-extern short (*BigShort) (short l);
-extern short (*LittleShort) (short l);
-extern int (*BigLong) (int l);
-extern int (*LittleLong) (int l);
-extern float (*BigFloat) (float l);
-extern float (*LittleFloat) (float l);
 #endif
 
 unsigned int BuffBigLong (const qbyte *buffer);
@@ -131,12 +141,10 @@ int MSG_ReadBytes (int numbytes, unsigned char *out);
 
 float MSG_ReadCoord (void);
 
-float MSG_ReadDPCoord (void);
-
 #define MSG_ReadAngle() (MSG_ReadByte() * (360.0f / 256.0f))
 #define MSG_ReadPreciseAngle() (MSG_ReadShort() * (360.0f / 65536.0f))
 
-#define MSG_ReadVector(v) {(v)[0] = MSG_ReadCoord();(v)[1] = MSG_ReadCoord();(v)[2] = MSG_ReadCoord();}
+#define MSG_ReadVector(v) ((v)[0] = MSG_ReadCoord(), (v)[1] = MSG_ReadCoord(), (v)[2] = MSG_ReadCoord())
 
 //============================================================================
 
@@ -160,6 +168,7 @@ char        *va(const char *format, ...);
 //============================================================================
 
 extern struct cvar_s   registered;
+extern struct cvar_s   cmdline;
 
 #define GAME_NORMAL 0
 #define GAME_HIPNOTIC 1
@@ -174,6 +183,7 @@ extern      struct cvar_s   registered;
 #define GAME_FNIGGIUM 10
 #define GAME_SETHERAL 11
 #define GAME_SOM 12
+#define GAME_TENEBRAE 13 // full of evil hackery
 
 extern int gamemode;
 extern char *gamename;
@@ -204,8 +214,12 @@ char *SearchInfostring(const char *infostring, const char *key);
 
 // strlcat and strlcpy, from OpenBSD
 // Most (all?) BSDs already have them
-#if !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__FreeBSD__)
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__) || (defined(__APPLE__) && defined(__MACH__))
+# define HAVE_STRLCAT 1
+# define HAVE_STRLCPY 1
+#endif
 
+#ifndef HAVE_STRLCAT
 /*
  * Appends src to string dst of size siz (unlike strncat, siz is the
  * full size of dst, not space left).  At most siz-1 characters
@@ -214,7 +228,9 @@ char *SearchInfostring(const char *infostring, const char *key);
  * If retval >= siz, truncation occurred.
  */
 size_t strlcat(char *dst, const char *src, size_t siz);
+#endif  // #ifndef HAVE_STRLCAT
 
+#ifndef HAVE_STRLCPY
 /*
  * Copy src to string dst of size siz.  At most siz-1 characters
  * will be copied.  Always NUL terminates (unless siz == 0).
@@ -222,7 +238,7 @@ size_t strlcat(char *dst, const char *src, size_t siz);
  */
 size_t strlcpy(char *dst, const char *src, size_t siz);
 
-#endif  // #if !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__FreeBSD__)
+#endif  // #ifndef HAVE_STRLCPY
 
 #endif