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Overview
Comment:Fix the geopoly_svg() function so that it returns NULL when given zero arguments.
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SHA3-256:120cb1768338eb86412fb69d4c7677247775bb37875ab3a98766cffd535f04cf
User & Date: drh 2019-01-03 00:44:03
Context
2019-01-03
15:17
Fix a problem with the second and subsequent sqlite3rbu_savestate() calls made on an RBU vacuum handle. check-in: bef216df user: dan tags: trunk
00:44
Fix the geopoly_svg() function so that it returns NULL when given zero arguments. check-in: 120cb176 user: drh tags: trunk
2019-01-02
23:49
Fix harmless compiler warnings in the unicode2 logic of FTS3 and FTS5. check-in: 703029ac user: drh tags: trunk
Changes
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Changes to ext/rtree/geopoly.c.

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** Additional arguments are added as attributes to the <polyline>.
*/
static void geopolySvgFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){


  GeoPoly *p = geopolyFuncParam(context, argv[0], 0);
  if( p ){
    sqlite3 *db = sqlite3_context_db_handle(context);
    sqlite3_str *x = sqlite3_str_new(db);
    int i;
    char cSep = '\'';
    sqlite3_str_appendf(x, "<polyline points=");
    for(i=0; i<p->nVertex; i++){







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** Additional arguments are added as attributes to the <polyline>.
*/
static void geopolySvgFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  GeoPoly *p;
  if( argc<1 ) return;
  p = geopolyFuncParam(context, argv[0], 0);
  if( p ){
    sqlite3 *db = sqlite3_context_db_handle(context);
    sqlite3_str *x = sqlite3_str_new(db);
    int i;
    char cSep = '\'';
    sqlite3_str_appendf(x, "<polyline points=");
    for(i=0; i<p->nVertex; i++){