move two #defined to quakedef.h, and always include quakedef.h first before any other...

[xonotic/darkplaces.git] / common.c

diff --git a/common.c b/common.c
index fe7e44298823f3d2fdcdb3461490ec1895b44176..42511e494bff671e8d094886b3ae8d5e640b2217 100644 (file)
--- a/common.c
+++ b/common.c
@@ -19,14 +19,14 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 // common.c -- misc functions used in client and server
 
+#include "quakedef.h"
+
 #include <stdlib.h>
 #include <fcntl.h>
 #ifndef WIN32
 #include <unistd.h>
 #endif
 
-#include "quakedef.h"
-
 cvar_t registered = {0, "registered","0", "indicates if this is running registered quake (whether gfx/pop.lmp was found)"};
 cvar_t cmdline = {0, "cmdline","0", "contains commandline the engine was launched with"};
 
@@ -334,7 +334,7 @@ void MSG_WriteCoord32f (sizebuf_t *sb, float f)
 
 void MSG_WriteCoord (sizebuf_t *sb, float f, protocolversion_t protocol)
 {
-       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_QUAKEWORLD)
+       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_QUAKEWORLD)
                MSG_WriteCoord13i (sb, f);
        else if (protocol == PROTOCOL_DARKPLACES1)
                MSG_WriteCoord32f (sb, f);
@@ -375,7 +375,7 @@ void MSG_WriteAngle32f (sizebuf_t *sb, float f)
 
 void MSG_WriteAngle (sizebuf_t *sb, float f, protocolversion_t protocol)
 {
-       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
+       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
                MSG_WriteAngle8i (sb, f);
        else
                MSG_WriteAngle16i (sb, f);
@@ -506,7 +506,7 @@ float MSG_ReadCoord32f (void)
 
 float MSG_ReadCoord (protocolversion_t protocol)
 {
-       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_QUAKEWORLD)
+       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_QUAKEWORLD)
                return MSG_ReadCoord13i();
        else if (protocol == PROTOCOL_DARKPLACES1)
                return MSG_ReadCoord32f();
@@ -541,7 +541,7 @@ float MSG_ReadAngle32f (void)
 
 float MSG_ReadAngle (protocolversion_t protocol)
 {
-       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
+       if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
                return MSG_ReadAngle8i ();
        else
                return MSG_ReadAngle16i ();
@@ -665,12 +665,12 @@ void SZ_HexDumpToConsole(const sizebuf_t *buf)
 
 /*
 ==============
-COM_ParseToken
+COM_ParseToken_Simple
 
 Parse a token out of a string
 ==============
 */
-int COM_ParseToken(const char **datapointer, int returnnewline)
+int COM_ParseToken_Simple(const char **datapointer, qboolean returnnewline, qboolean parsebackslash)
 {
        int len;
        int c;
@@ -718,94 +718,159 @@ skipwhite:
                data++;
                while (*data && (data[0] != '*' || data[1] != '/'))
                        data++;
-               data += 2;
+               if (*data)
+                       data++;
+               if (*data)
+                       data++;
                goto skipwhite;
        }
        else if (*data == '\"')
        {
                // quoted string
-               for (data++;*data != '\"';data++)
+               for (data++;*data && *data != '\"';data++)
                {
-                       if (!*data || len >= (int)sizeof(com_token) - 1)
-                       {
-                               com_token[0] = 0;
-                               *datapointer = NULL;
-                               return false;
-                       }
                        c = *data;
-                       if (*data == '\\')
+                       if (*data == '\\' && parsebackslash)
                        {
-                               if (data[1] == '"')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == '\'')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == 'n')
-                               {
-                                       data++;
+                               data++;
+                               c = *data;
+                               if (c == 'n')
                                        c = '\n';
-                               }
-                               else if (data[1] == '\\')
-                                       data++;
+                               else if (c == 't')
+                                       c = '\t';
                        }
-                       com_token[len++] = c;
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = c;
                }
                com_token[len] = 0;
-               *datapointer = data+1;
+               if (*data == '\"')
+                       data++;
+               *datapointer = data;
+               return true;
+       }
+       else if (*data == '\r')
+       {
+               // translate Mac line ending to UNIX
+               com_token[len++] = '\n';data++;
+               com_token[len] = 0;
+               *datapointer = data;
+               return true;
+       }
+       else if (*data == '\n')
+       {
+               // single character
+               com_token[len++] = *data++;
+               com_token[len] = 0;
+               *datapointer = data;
                return true;
        }
-       else if (*data == '\'')
+       else
+       {
+               // regular word
+               for (;*data > ' ';data++)
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = *data;
+               com_token[len] = 0;
+               *datapointer = data;
+               return true;
+       }
+}
+
+/*
+==============
+COM_ParseToken_QuakeC
+
+Parse a token out of a string
+==============
+*/
+int COM_ParseToken_QuakeC(const char **datapointer, qboolean returnnewline)
+{
+       int len;
+       int c;
+       const char *data = *datapointer;
+
+       len = 0;
+       com_token[0] = 0;
+
+       if (!data)
+       {
+               *datapointer = NULL;
+               return false;
+       }
+
+// skip whitespace
+skipwhite:
+       // line endings:
+       // UNIX: \n
+       // Mac: \r
+       // Windows: \r\n
+       for (;*data <= ' ' && ((*data != '\n' && *data != '\r') || !returnnewline);data++)
+       {
+               if (*data == 0)
+               {
+                       // end of file
+                       *datapointer = NULL;
+                       return false;
+               }
+       }
+
+       // handle Windows line ending
+       if (data[0] == '\r' && data[1] == '\n')
+               data++;
+
+       if (data[0] == '/' && data[1] == '/')
+       {
+               // comment
+               while (*data && *data != '\n' && *data != '\r')
+                       data++;
+               goto skipwhite;
+       }
+       else if (data[0] == '/' && data[1] == '*')
+       {
+               // comment
+               data++;
+               while (*data && (data[0] != '*' || data[1] != '/'))
+                       data++;
+               if (*data)
+                       data++;
+               if (*data)
+                       data++;
+               goto skipwhite;
+       }
+       else if (*data == '\"' || *data == '\'')
        {
                // quoted string
-               for (data++;*data != '\'';data++)
+               char quote = *data;
+               for (data++;*data && *data != quote;data++)
                {
-                       if (!*data || len >= (int)sizeof(com_token) - 1)
-                       {
-                               com_token[0] = 0;
-                               *datapointer = NULL;
-                               return false;
-                       }
                        c = *data;
                        if (*data == '\\')
                        {
-                               if (data[1] == '"')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == '\'')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == 'n')
-                               {
-                                       data++;
+                               data++;
+                               c = *data;
+                               if (c == 'n')
                                        c = '\n';
-                               }
-                               else if (data[1] == '\\')
-                                       data++;
+                               else if (c == 't')
+                                       c = '\t';
                        }
-                       com_token[len++] = c;
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = c;
                }
                com_token[len] = 0;
-               *datapointer = data+1;
+               if (*data == quote)
+                       data++;
+               *datapointer = data;
                return true;
        }
        else if (*data == '\r')
        {
                // translate Mac line ending to UNIX
-               com_token[len++] = '\n';
+               com_token[len++] = '\n';data++;
                com_token[len] = 0;
                *datapointer = data;
                return true;
        }
-       else if (*data == '\n' || *data == '{' || *data == '}' || *data == ')' || *data == '(' || *data == ']' || *data == '[' || *data == '\'' || *data == ':' || *data == ',' || *data == ';')
+       else if (*data == '\n' || *data == '{' || *data == '}' || *data == ')' || *data == '(' || *data == ']' || *data == '[' || *data == ':' || *data == ',' || *data == ';')
        {
                // single character
                com_token[len++] = *data++;
@@ -816,38 +881,124 @@ skipwhite:
        else
        {
                // regular word
-               for (;*data > ' ' && *data != '{' && *data != '}' && *data != ')' && *data != '(' && *data != ']' && *data != '[' && *data != '\'' && *data != ':' && *data != ',' && *data != ';' && *data != '\'' && *data != '"';data++)
+               for (;*data > ' ' && *data != '{' && *data != '}' && *data != ')' && *data != '(' && *data != ']' && *data != '[' && *data != ':' && *data != ',' && *data != ';';data++)
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = *data;
+               com_token[len] = 0;
+               *datapointer = data;
+               return true;
+       }
+}
+
+/*
+==============
+COM_ParseToken_VM_Tokenize
+
+Parse a token out of a string
+==============
+*/
+int COM_ParseToken_VM_Tokenize(const char **datapointer, qboolean returnnewline)
+{
+       int len;
+       int c;
+       const char *data = *datapointer;
+
+       len = 0;
+       com_token[0] = 0;
+
+       if (!data)
+       {
+               *datapointer = NULL;
+               return false;
+       }
+
+// skip whitespace
+skipwhite:
+       // line endings:
+       // UNIX: \n
+       // Mac: \r
+       // Windows: \r\n
+       for (;*data <= ' ' && ((*data != '\n' && *data != '\r') || !returnnewline);data++)
+       {
+               if (*data == 0)
+               {
+                       // end of file
+                       *datapointer = NULL;
+                       return false;
+               }
+       }
+
+       // handle Windows line ending
+       if (data[0] == '\r' && data[1] == '\n')
+               data++;
+
+       if (data[0] == '/' && data[1] == '/')
+       {
+               // comment
+               while (*data && *data != '\n' && *data != '\r')
+                       data++;
+               goto skipwhite;
+       }
+       else if (data[0] == '/' && data[1] == '*')
+       {
+               // comment
+               data++;
+               while (*data && (data[0] != '*' || data[1] != '/'))
+                       data++;
+               if (*data)
+                       data++;
+               if (*data)
+                       data++;
+               goto skipwhite;
+       }
+       else if (*data == '\"' || *data == '\'')
+       {
+               char quote = *data;
+               // quoted string
+               for (data++;*data && *data != quote;data++)
                {
-                       if (len >= (int)sizeof(com_token) - 1)
-                       {
-                               com_token[0] = 0;
-                               *datapointer = NULL;
-                               return false;
-                       }
                        c = *data;
                        if (*data == '\\')
                        {
-                               if (data[1] == '"')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == '\'')
-                               {
-                                       data++;
-                                       c = *data;
-                               }
-                               else if (data[1] == 'n')
-                               {
-                                       data++;
+                               data++;
+                               c = *data;
+                               if (c == 'n')
                                        c = '\n';
-                               }
-                               else if (data[1] == '\\')
-                                       data++;
+                               else if (c == 't')
+                                       c = '\t';
                        }
-                       com_token[len++] = c;
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = c;
                }
                com_token[len] = 0;
+               if (*data == quote)
+                       data++;
+               *datapointer = data;
+               return true;
+       }
+       else if (*data == '\r')
+       {
+               // translate Mac line ending to UNIX
+               com_token[len++] = '\n';data++;
+               com_token[len] = 0;
+               *datapointer = data;
+               return true;
+       }
+       else if (*data == '\n' || *data == '{' || *data == '}' || *data == ')' || *data == '(' || *data == ']' || *data == '[' || *data == ':' || *data == ',' || *data == ';')
+       {
+               // single character
+               com_token[len++] = *data++;
+               com_token[len] = 0;
+               *datapointer = data;
+               return true;
+       }
+       else
+       {
+               // regular word
+               for (;*data > ' ' && *data != ',' && *data != ';' && *data != '{' && *data != '}' && *data != ')' && *data != '(' && *data != ']' && *data != '[' && *data != ':' && *data != ',' && *data != ';';data++)
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = *data;
+               com_token[len] = 0;
                *datapointer = data;
                return true;
        }
@@ -855,12 +1006,12 @@ skipwhite:
 
 /*
 ==============
-COM_ParseTokenConsole
+COM_ParseToken_Console
 
 Parse a token out of a string, behaving like the qwcl console
 ==============
 */
-int COM_ParseTokenConsole(const char **datapointer)
+int COM_ParseToken_Console(const char **datapointer)
 {
        int len;
        const char *data = *datapointer;
@@ -896,35 +1047,25 @@ skipwhite:
        else if (*data == '\"')
        {
                // quoted string
-               for (data++;*data != '\"';data++)
+               for (data++;*data && *data != '\"';data++)
                {
-                       if (!*data || len >= (int)sizeof(com_token) - 1)
-                       {
-                               com_token[0] = 0;
-                               *datapointer = NULL;
-                               return false;
-                       }
-                       // allow escaped " case
-                       if (*data == '\\' && data[1] == '\"')
+                       // allow escaped " and \ case
+                       if (*data == '\\' && (data[1] == '\"' || data[1] == '\\'))
                                data++;
-                       com_token[len++] = *data;
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = *data;
                }
                com_token[len] = 0;
-               *datapointer = data+1;
+               if (*data == '\"')
+                       data++;
+               *datapointer = data;
        }
        else
        {
                // regular word
                for (;*data > ' ';data++)
-               {
-                       if (len >= (int)sizeof(com_token) - 1)
-                       {
-                               com_token[0] = 0;
-                               *datapointer = NULL;
-                               return false;
-                       }
-                       com_token[len++] = *data;
-               }
+                       if (len < (int)sizeof(com_token) - 1)
+                               com_token[len++] = *data;
                com_token[len] = 0;
                *datapointer = data;
        }