void OSD_Printf(const char *fmt, ...)
{
char tmpstr[1024], *chp;
va_list va;
if (!osdinited) OSD_Init();
va_start(va, fmt);
Bvsnprintf(tmpstr, 1024, fmt, va);
va_end(va);
if (osdlog) Bfputs(tmpstr, osdlog);
#if defined(_DEBUG) && defined(WIN32)
OutputDebugStringA(tmpstr);
#endif
for (chp = tmpstr; *chp; chp++) {
if (*chp == '\r') osdpos=0;
else if (*chp == '\n') {
osdpos=0;
linefeed();
} else {
osdtext[osdpos++] = *chp;
if (osdpos == osdcols) {
osdpos = 0;
linefeed();
}
}
}
}
//
// OSD_RegisterFunction() -- Registers a new function
//
int OSD_RegisterFunction(const char *name, const char *help, int (*func)(const osdfuncparm_t*))
{
symbol_t *symb;
const char *cp;
if (!osdinited) OSD_Init();
if (!name) {
Bprintf("OSD_RegisterFunction(): may not register a function with a null name\n");
return -1;
}
if (!name[0]) {
Bprintf("OSD_RegisterFunction(): may not register a function with no name\n");
return -1;
}
// check for illegal characters in name
for (cp = name; *cp; cp++) {
if ((cp == name) && (*cp >= '0') && (*cp <= '9')) {
Bprintf("OSD_RegisterFunction(): first character of function name \"%s\" must not be a numeral\n", name);
return -1;
}
if ((*cp < '0') ||
(*cp > '9' && *cp < 'A') ||
(*cp > 'Z' && *cp < 'a' && *cp != '_') ||
(*cp > 'z')) {
Bprintf("OSD_RegisterFunction(): illegal character in function name \"%s\"\n", name);
return -1;
}
}
if (!help) help = "(no description for this function)";
if (!func) {
Bprintf("OSD_RegisterFunction(): may not register a null function\n");
return -1;
}
symb = findexactsymbol(name);
if (symb) {
Bprintf("OSD_RegisterFunction(): \"%s\" is already defined\n", name);
return -1;
}
symb = addnewsymbol(name);
if (!symb) {
Bprintf("OSD_RegisterFunction(): Failed registering function \"%s\"\n", name);
return -1;
}
symb->name = name;
symb->help = help;
symb->func = func;
return 0;
}
void OSD_INIT(int nVGAW, int nVGAH, int nCVBSW, int nCVBSH)
{
OSD_Init(nVGAW, nVGAH, nCVBSW, nCVBSH);
OSD_RELOAD(TRUE, TRUE);
}
