static int
helpBufferLoad(meBuffer *hbp)
{
if(!meModeTest(hbp->mode,MDLOCK))
{
meUByte fname[meBUF_SIZE_MAX] ;
meModeSet(hbp->mode,MDLOCK) ;
if(!fileLookup(helpFileName,NULL,meFL_CHECKDOT|meFL_USESRCHPATH,fname))
return mlwrite(MWABORT,(meUByte *)"[Help file \"%s\" is not on-line]",helpFileName);
/* and read the stuff in */
meModeClear(hbp->mode,MDVIEW) ;
ffReadFile(fname,meRWFLAG_SILENT,hbp,hbp->baseLine,0,0,0) ;
helpBufferReset(hbp) ;
}
return true ;
}
/*
* regRead
* Open the specified registory.
* Mode options are:-
*
* default - Exists in memory
* meREGMODE_RELOAD - Delete the existing file,
* meREGMODE_MERGE - Merge the existing file.
*/
meRegNode *
regRead(meUByte *rname, meUByte *fname, int mode)
{
meLine hlp, *lp ;
meUByte *fn ;
meRegNode *rnp; /* Root node pointer */
meUInt flags ;
/* Find the registry entry */
if(*rname == '/')
rname++;
if ((rnp = rnodeFind (&root, rname)) != NULL)
{
/* if not merging or reloading then we've can use the existing node */
if (!(mode & (meREGMODE_MERGE|meREGMODE_RELOAD)))
goto finished;
fn = rnp->value ;
}
else
fn = NULL ;
if(mode & meREGMODE_FROOT)
{
/* find the registry file */
/* have we been given a valid file name ? */
if ((fname != NULL) && (fname [0] != '\0'))
{
meUByte filename[meBUF_SIZE_MAX] ; /* Filename */
if(fileLookup(fname,(meUByte *)".erf",meFL_CHECKDOT|meFL_USESRCHPATH,filename))
fn = meStrdup(filename) ;
else
fn = meStrdup(fname) ;
}
/* else use the old file name (if there is one) else fail */
else if(fn == NULL)
{
mlwrite(MWABORT|MWWAIT,(meUByte *)"[No file name given to load]") ;
return NULL ;
}
/* Load in the registry file */
flags = meRWFLAG_SILENT ;
hlp.next = &hlp ;
hlp.prev = &hlp ;
if(mode & meREGMODE_CRYPT)
{
meUByte s1[meBUF_SIZE_MAX], *s2 ;
int len ;
meCrypt(NULL,0);
meStrcpy(s1,getFileBaseName(fn)) ;
len = meStrlen(s1) + 1 ;
meCrypt(s1,len) ;
if((s2=meUserName) == NULL)
s2 = (meUByte *) "" ;
meStrcpy(s1+len,s2) ;
meCrypt(s1,len+meStrlen(s1+len)+1) ;
flags |= meRWFLAG_CRYPT ;
}
if((ffReadFile(fn,flags,NULL,&hlp,0,0,0) == meABORT) &&
!(mode & meREGMODE_CREATE))
{
mlwrite (MWABORT|MWWAIT,(meUByte *)"[Cannot load registry file %s]", fname);
return NULL ;
}
lp = &hlp ;
}
else
lp = frameCur->bufferCur->baseLine ;
if ((rnp != NULL) && (mode & meREGMODE_RELOAD))
{
/* Want to replace with new one. so delete old */
if(fn == rnp->value)
rnp->value = NULL ;
rnodeUnlink (rnp);
rnodeDelete (rnp);
rnp = NULL;
}
/* Construct the node for the file node */
if (rnp == NULL)
{
/* Construct the node */
if((rnp = regSet (&root, rname, NULL)) == NULL)
return NULL ;
rnp->mode = 0;
}
/* set the new file name */
if(rnp->value != fn)
{
meNullFree(rnp->value) ;
rnp->value = fn ;
}
/* Now parse the registry file */
parseFile(rnp, lp) ;
if(mode & meREGMODE_FROOT)
meLineLoopFree(lp,0) ;
finished:
rnp->mode |= mode & meREGMODE_STORE_MASK ;
return rnp ;
}
