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return digit;
}
/*
** Size of temporary conversion buffer.
*/
#define etBUFSIZE 500
/*
** Find the length of a string as long as that length does not
** exceed N bytes. If no zero terminator is seen in the first
** N bytes then return N. If N is negative, then this routine
** is an alias for strlen().
*/
static int strnlen(const char *z, int N){
int n = 0;
while( (N-- != 0) && *(z++)!=0 ){ n++; }
return n;
}
/*
** The root program. All variations call this core.
**
** INPUTS:
** func This is a pointer to a function taking three arguments
** 1. A pointer to anything. Same as the "arg" parameter.
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}else{
length =1;
}
bufpt = buf;
break;
case etPATH: {
int i;
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *e = va_arg(ap,char*);
if( e==0 ){e="";}
length = strlen(e);
length = strnlen(e, limit);
zExtra = bufpt = malloc(length+1);
for( i=0; i<length; i++ ){
if( e[i]=='\\' ){
bufpt[i]='/';
}else{
bufpt[i]=e[i];
}
}
bufpt[length]='\0';
break;
}
case etSTRING:
case etDYNSTRING:
case etDYNSTRING: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
bufpt = va_arg(ap,char*);
if( bufpt==0 ){
bufpt = "";
}else if( xtype==etDYNSTRING ){
zExtra = bufpt;
}
length = strlen(bufpt);
length = strnlen(bufpt, limit);
if( precision>=0 && precision<length ) length = precision;
break;
}
case etBLOB: {
int limit = flag_alternateform ? va_arg(ap, int) : -1;
Blob *pBlob = va_arg(ap, Blob*);
bufpt = blob_buffer(pBlob);
length = blob_size(pBlob);
if( limit>=0 && limit<length ) length = limit;
break;
}
case etBLOBSQL: {
int limit = flag_alternateform ? va_arg(ap, int) : -1;
Blob *pBlob = va_arg(ap, Blob*);
char *zOrig = blob_buffer(pBlob);
int i, j, n, cnt;
n = blob_size(pBlob);
if( limit>=0 && limit<n ) n = limit;
for(cnt=i=0; i<n; i++){ if( zOrig[i]=='\'' ) cnt++; }
if( n+cnt+2 > etBUFSIZE ){
bufpt = zExtra = malloc( n + cnt + 2 );
}else{
bufpt = buf;
}
bufpt[0] = '\'';
for(i=0, j=1; i<n; i++, j++){
if( zOrig[i]=='\'' ){ bufpt[j++] = '\''; }
bufpt[j] = zOrig[i];
}
bufpt[j++] = '\'';
length = j;
assert( length==n+cnt+2 );
break;
}
case etSQLESCAPE:
case etSQLESCAPE2: {
int i, j, n, ch, isnull;
int needQuote;
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *escarg = va_arg(ap,char*);
isnull = escarg==0;
if( isnull ) escarg = (xtype==etSQLESCAPE2 ? "NULL" : "(NULL)");
if( limit<0 ) limit = strlen(escarg);
for(i=n=0; (ch=escarg[i])!=0; i++){
if( ch=='\'' ) n++;
for(i=n=0; i<limit; i++){
if( escarg[i]=='\'' ) n++;
}
needQuote = !isnull && xtype==etSQLESCAPE2;
n += i + 1 + needQuote*2;
if( n>etBUFSIZE ){
bufpt = zExtra = malloc( n );
if( bufpt==0 ) return -1;
}else{
bufpt = buf;
}
j = 0;
if( needQuote ) bufpt[j++] = '\'';
for(i=0; (ch=escarg[i])!=0; i++){
bufpt[j++] = ch;
for(i=0; i<limit; i++){
bufpt[j++] = ch = escarg[i];
if( ch=='\'' ) bufpt[j++] = ch;
}
if( needQuote ) bufpt[j++] = '\'';
bufpt[j] = 0;
length = j;
if( precision>=0 && precision<length ) length = precision;
break;
}
case etHTMLIZE: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *zMem = va_arg(ap,char*);
if( zMem==0 ) zMem = "";
zExtra = bufpt = htmlize(zMem, -1);
zExtra = bufpt = htmlize(zMem, limit);
length = strlen(bufpt);
if( precision>=0 && precision<length ) length = precision;
break;
}
case etHTTPIZE: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *zMem = va_arg(ap,char*);
if( zMem==0 ) zMem = "";
zExtra = bufpt = httpize(zMem, -1);
zExtra = bufpt = httpize(zMem, limit);
length = strlen(bufpt);
if( precision>=0 && precision<length ) length = precision;
break;
}
case etURLIZE: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *zMem = va_arg(ap,char*);
if( zMem==0 ) zMem = "";
zExtra = bufpt = urlize(zMem, -1);
zExtra = bufpt = urlize(zMem, limit);
length = strlen(bufpt);
if( precision>=0 && precision<length ) length = precision;
break;
}
case etFOSSILIZE: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *zMem = va_arg(ap,char*);
if( zMem==0 ) zMem = "";
zExtra = bufpt = fossilize(zMem, -1);
zExtra = bufpt = fossilize(zMem, limit);
length = strlen(bufpt);
if( precision>=0 && precision<length ) length = precision;
break;
}
case etWIKISTR: {
int limit = flag_alternateform ? va_arg(ap,int) : -1;
char *zWiki = va_arg(ap, char*);
Blob wiki;
blob_init(&wiki, zWiki, -1);
blob_init(&wiki, zWiki, limit);
wiki_convert(&wiki, pBlob, WIKI_INLINE);
blob_reset(&wiki);
length = width = 0;
break;
}
case etWIKIBLOB: {
Blob *pWiki = va_arg(ap, Blob*);
|