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|
/*
Name: sdlBrt.c
Purpose: Core (wxBasic) version for sdlBasic
Author: David Cuny
modify __vroby__ <__vroby__@libero.it>
Copyright: (c) 2001 David Cuny <dcuny@lanset.com>
Licence: LGPL
*/
/*
#define __DEBUG_MEMORY__
#define __DEBUG_TRACE__
*/
#include "sdlBrt.h"
#include "shared.c" /* shared routines */
#include "trace.c" /* tracing code */
#include "error.c" /* error messages and 'safe' routines */
#include "stack.c" /* integer stack */
#include "data.c" /* data types */
#include "symbol.c" /* symbol table */
#include "var.c" /* variables */
#include "array.c" /* array structures */
#include "node.c" /* parse tree data structure */
#include "builtin.c" /* builtin routines */
#include "const.c" /* builtin constants */
#include "eval.c" /* parse tree evaluator */
#include "y_tab.c" /* bison parser */
#include "keyword.c" /* keywords (defined in grammar file) */
#include "lexer.c" /* lexer */
#include "class.c" /* class wrappers */
//____________________________________________________________________________________________________________________
/* get command line args, return offset if main file is tagged */
long findBind( char *title)
{
FILE *file;
char tag[32];
long tagOffset;
/* get the name of the *this* file */
file = fopen( title, "r" );
if (file == NULL) {
ePrintf( Init, "Can't open file %s", title);
}
/* look to see if it ends with a bind tag */
fseek( file, -18, 2 );
fgets( tag, 18, file );
fclose( file );
/* examine the tag */
if (strcspn(tag,"bind") != 0) {
/* parse the number */
sscanf( tag+2, "%ld", &tagOffset );
//tagOffset=0;
printf("tagoffset:%ld\n",tagOffset);
if (tagOffset == 0) {
ePrintf( Init, "Tag in %s is corrupt %d", title);
exit(2);
}
/* return the offset */
return tagOffset;
} else {
/* no offset */
return 0;
}
}
//____________________________________________________________________________________________________________________
int interpret( int cmdArgc, char **cmdArgv )
{
int i,r;
long offset;
/* initialize */
argCountStack = newStack(32); /* count of parameters */
blockStack = newStack(32); /* control block stack */
lineStack = newStack(32); /* current line number */
sharedStack = newStack(128); /* list of shared variables */
currentScope = NULL; /* routine being defined */
oldScopeP=0; /* intial oldScope=0 */
oldScope[oldScopeP]=currentScope; /*oldScope0 =NULL */
currentType = NULL; /* no type being defined */
initKeywords(); /* builtin keywords */
initBuiltins(); /* builtin functions */
initConsts(); /* builtin constants */
// if name of executable <> sdlBrt =autoboot
r=strlen(cmdArgv[0]);
#ifdef UNIX
if (strncasecmp(cmdArgv[0]+(r-6),"sdlbrt",6)!=0 ){
#else
if (strnicmp(cmdArgv[0]+(r-10),"sdlbrt.exe",10)!=0 && strnicmp(cmdArgv[0]+(r-6),"sdlbrt",6)!=0 ){
#endif
/* load the bindfile */
offset=findBind( cmdArgv[0]);
if (offset!=0){
if (!pushIncludeFile( cmdArgv[0], offset )){
ePrintf( Init, "File not found\n");
return -1;
}
}
else{
#ifdef UNIX
cmdArgv[cmdArgc]=(char *)malloc(strlen(cmdArgv[0])+16);
strcpy(cmdArgv[cmdArgc],cmdArgv[0]);
strcat(cmdArgv[cmdArgc],".sdlbas\0");
#else
cmdArgv[cmdArgc]=(char *)malloc(strlen(cmdArgv[0])+16);
strncpy(cmdArgv[cmdArgc],cmdArgv[0],strlen(cmdArgv[0])-4 );
strcat(cmdArgv[cmdArgc],".sdlbas\0");
#endif
if (!pushIncludeFile( cmdArgv[cmdArgc], 0 )){
ePrintf( Init, "File not found\n");
return -1;
}
}
/* shift args over by 1 */
cmdArgc++;
for ( i = cmdArgc; i > 0; i-- ) {
cmdArgv[i] = cmdArgv[i-1];
}
/* first arg is "sdlbrt" */
strcpy(cmdArgv[0] ,"sdlBrt" );
}
else{
if(cmdArgc>1){
if (!fileExist(cmdArgv[1]) ){
ePrintf( Init,"%s: file not found ....\n",cmdArgv[1]);
exit(2);
}
}
/* load the file */
if (!pushIncludeFile( cmdArgv[1], 0 )) {
ePrintf( Init, "File not found\n");
return -1;
}
}
/* parse the file */
yyparse();
/* deferred? */
if (deferredCode != NULL) {
eval( deferredCode );
freeNode( deferredCode );
}
return 0;
}
//____________________________________________________________________________________________________________________
int main(int argc, char **argv)
{
int r,r1;
char *curdir;
int audio,socket,debug,defaults;
/* default settings */
audio=1;
socket=1;
defaults=1;
debug=0;
remove("sdlBasic.err");
/* the command line param */
r1=0;
for (r=0;r<argc;r++){
cmdArgv[r1]=eCopyString(argv[r]);
#ifdef UNIX
if (strcasecmp(cmdArgv[r1],"--nodefaults")==0)
defaults=0;
if (strcasecmp(cmdArgv[r1],"--nosound")==0)
audio=0;
if (strcasecmp(cmdArgv[r1],"--nosocket")==0)
socket=0;
if (strcasecmp(cmdArgv[r1],"--debug")==0)
debug=1;
if (strcasecmp(cmdArgv[r1],"--version")==0){
printf( "sdlBasic runtime(sdlBrt) release %s\n", RELEASE);
exit(0);
}
if (strcasecmp(cmdArgv[r1],"--license")==0){
printf( "%s\n", LICENSE);
exit(0);
}
if (strcasecmp(cmdArgv[r1],"--copyright")==0){
printf( "%s: see documentation for all contributors \n", COPYRIGHT);
exit(0);
}
if (strcasecmp(cmdArgv[r1],"--help")==0){
printf( "sdlBasic runtime(sdlBrt) release %s\n syntax: sdlBrt [option] foo.sdlbas \n Options:\n --nosound : disable sound\n --nosocket : disable socket commands\n --nodefaults : disable creation of default display\n --debug : start the program step by step\n --version : software version\n --license : license of software\n --copyright: credits of software\n --help : this help\n",RELEASE );
exit(0);
}
#else
if (stricmp(cmdArgv[r1],"--nodefaults")==0)
defaults=0;
if (stricmp(cmdArgv[r1],"--nosound")==0)
audio=0;
if (stricmp(cmdArgv[r1],"--nosocket")==0)
socket=0;
if (stricmp(cmdArgv[r1],"--debug")==0)
debug=1;
if (stricmp(cmdArgv[r1],"--version")==0){
printf( "sdlBasic runtime(sdlBrt) release %s\n", RELEASE);
exit(0);
}
if (stricmp(cmdArgv[r1],"--license")==0){
printf( "%s\n", LICENSE);
exit(0);
}
if (stricmp(cmdArgv[r1],"--copyright")==0){
printf( "%s: see documentation for all contributors \n", COPYRIGHT);
exit(0);
}
if (strcasecmp(cmdArgv[r1],"--help")==0){
printf( "sdlBasic runtime(sdlBrt) release %s\n syntax: sdlBrt [option] foo.sdlbas \n Options:\n --nosound : disable sound\n --nosocket : disable socket commands\n --nodefaults : disable creation of default display\n --debug : start the program step by step\n --version : software version\n --license : license of software\n --copyright: credits of software\n --help : this help\n",RELEASE );
exit(0);
}
#endif
if (cmdArgv[r1][0]!='-')
r1++;
else
eFree(cmdArgv[r1]);
}
cmdArgc=r1;
r=strlen(cmdArgv[0]);
#ifdef UNIX
if (strncasecmp(cmdArgv[0]+(r-6),"sdlbrt",6)==0 ){
#else
if (strnicmp(cmdArgv[0]+(r-10),"sdlbrt.exe",10)==0 || strnicmp(cmdArgv[0]+(r-6),"sdlbrt",6)==0 ){
#endif
// if missing file name return a little message of the syntax
if (cmdArgc <= 1) {
printf("sdlBasic runtime (sdlBrt) syntax: sdlBrt program.sdlbas\n");
return 0;
}
}
/*initializing SDLengine module */
r=initialize(audio,socket,defaults);
/* gp2x Problem with allocation strings ??? */
#if defined(DEJAVUSANS_TTF)
fontPath=(char *)malloc(256);
strcpy(fontPath,DEJAVUSANS_TTF);
#else
#if defined(WIN32)
fontPath=(char *)malloc(256);
strcpy(fontPath,getenv("WINDIR"));
strcat(fontPath,"\\fonts\\DejaVuSans.ttf\0");
if (!fileExist(fontPath))fontPath=".\\DejaVuSans.ttf";
#else
fontPath=(char *) malloc(256);
strcpy(fontPath,font_prefix);
strcat(fontPath,"/dejavu/DejaVuSans.ttf\0");
if (!fileExist(fontPath))fontPath="./DejaVuSans.ttf";
#endif
#endif
/*
#if defined(WIN32)
fontPath=(char *)malloc(256);
strcpy(fontPath,getenv("WINDIR"));
strcat(fontPath,"\\fonts\\DejaVuSans.ttf\0");
if (!fileExist(fontPath))fontPath=".\\DejaVuSans.ttf";
//#elif defined(GP2X)
// fontPath=(char *) malloc(256);
// strcpy(fontPath,"/mnt/sd/sdlBasic/share/fonts/ttf/dejavu/DejaVuSans.ttf");
// if (!fileExist(fontPath))strcpy(fontPath,"./DejaVuSans.ttf");
//printf(" font:%s| \n",fontPath); //Debug
#else
fontPath=(char *) malloc(256);
strcpy(fontPath,font_prefix);
strcat(fontPath,"/dejavu/DejaVuSans.ttf\0");
if (!fileExist(fontPath))fontPath="./DejaVuSans.ttf";
#endif
*/
if (r != 0){
ePrintf( Init,"error number %d. Please reinstall sdlBasic.\n",r);
return -1;
}
/*initialize basic data function buffer */
init_data();
/* initialize lvldir */
lvldir=0;
/* initialize sistem memory bank */
init_membank();
if (cmdArgc<=1 ){
cmdArgv[1]=cmdArgv[0];
}
/* autochange directory */
#ifdef UNIX
if(cmdArgv[1][0]=='/'){
r=strlen(cmdArgv[1]);
curdir=(char *)malloc(r+1);
while(cmdArgv[1][r]!='/')r--;
strncpy(curdir,cmdArgv[1],r);
chdir(curdir);
}
#elif AMIGA
{
r=strlen(cmdArgv[1]);
curdir=(char *)malloc(r+1);
if (curdir)
{
STRPTR path;
strcpy(curdir,cmdArgv[1]);
path = FilePart(curdir);
*path = 0;
chdir(curdir);
}
}
#else
if(cmdArgv[1][2]=='\\'){
r=strlen(cmdArgv[1]);
curdir=(char *)malloc(r+1);
while(cmdArgv[1][r]!='\\')r--;
strncpy(curdir,cmdArgv[1],r);
chdir(curdir);
}
#endif
/* starting interpreter */
r= interpret(cmdArgc, cmdArgv);
/* terminate SDLengine */
terminate();
return r;
}
|
