1237     *subexpression;  in FxSubexpression()  local
1243   subexpression=expression;  in FxSubexpression()
1244   while ((*subexpression != '\0') &&  in FxSubexpression()
1245          ((level != 1) || (strchr(")",(int) *subexpression) == (char *) NULL)))  in FxSubexpression()
1247     if (strchr("(",(int) *subexpression) != (char *) NULL)  in FxSubexpression()
1250       if (strchr(")",(int) *subexpression) != (char *) NULL)  in FxSubexpression()
1252     subexpression++;  in FxSubexpression()
1254   if (*subexpression == '\0')  in FxSubexpression()
1257   return(subexpression);  in FxSubexpression()
1302         *subexpression;  in FxGetSymbol()  local
1304       subexpression=AcquireString(expression);  in FxGetSymbol()
1322               q=subexpression;  in FxGetSymbol()
1337               alpha=FxEvaluateSubexpression(fx_info,channel,x,y,subexpression,  in FxGetSymbol()
1352               q=subexpression;  in FxGetSymbol()
1367               alpha=FxEvaluateSubexpression(fx_info,channel,x,y,subexpression,  in FxGetSymbol()
1378                 q=subexpression;  in FxGetSymbol()
1393                 alpha=FxEvaluateSubexpression(fx_info,channel,x,y,subexpression,  in FxGetSymbol()
1403       subexpression=DestroyString(subexpression);  in FxGetSymbol()
1890     *subexpression;  in FxOperatorPrecedence()  local
1900   subexpression=(const char *) NULL;  in FxOperatorPrecedence()
2098             subexpression=expression;  in FxOperatorPrecedence()
2108           subexpression=expression;  in FxOperatorPrecedence()
2114   return(subexpression);  in FxOperatorPrecedence()
2126   subexpression=DestroyString(subexpression); \  in FxEvaluateSubexpression()
2132     *subexpression;  in FxEvaluateSubexpression()  local
2142   subexpression=AcquireString(expression);  in FxEvaluateSubexpression()
2143   *subexpression='\0';  in FxEvaluateSubexpression()
2159       (void) CopyMagickString(subexpression,expression,(size_t)  in FxEvaluateSubexpression()
2161       alpha=FxEvaluateSubexpression(fx_info,channel,x,y,subexpression,depth+1,  in FxEvaluateSubexpression()
2235                 OptionError,"ShiftCountOverflow","`%s'",subexpression);  in FxEvaluateSubexpression()
2248                 OptionError,"ShiftCountOverflow","`%s'",subexpression);  in FxEvaluateSubexpression()
2332           (void) CopyMagickString(subexpression,++p,MagickPathExtent);  in FxEvaluateSubexpression()
2333           q=subexpression;  in FxEvaluateSubexpression()
2338                 OptionError,"UnableToParseExpression","`%s'",subexpression);  in FxEvaluateSubexpression()
2354           q=subexpression;  in FxEvaluateSubexpression()
2360                 OptionError,"UnableToParseExpression","`%s'",subexpression);  in FxEvaluateSubexpression()
2367           (void) DeleteNodeFromSplayTree(fx_info->symbols,subexpression);  in FxEvaluateSubexpression()
2369             subexpression),ConstantString(numeric));  in FxEvaluateSubexpression()
2397       (void) CopyMagickString(subexpression,expression+1,MagickPathExtent);  in FxEvaluateSubexpression()
2398       if (strlen(subexpression) != 0)  in FxEvaluateSubexpression()
2399         subexpression[strlen(subexpression)-1]='\0';  in FxEvaluateSubexpression()
2400       gamma=FxEvaluateSubexpression(fx_info,channel,x,y,subexpression,depth+1,  in FxEvaluateSubexpression()
2573           *subexpression='\0';  in FxEvaluateSubexpression()
2575             (void) CopyMagickString(subexpression,expression+6,  in FxEvaluateSubexpression()
2577           if (strlen(subexpression) > 1)  in FxEvaluateSubexpression()
2578             subexpression[strlen(subexpression)-1]='\0';  in FxEvaluateSubexpression()
2582               subexpression,GetMagickPrecision(),alpha);  in FxEvaluateSubexpression()
2979   subexpression=DestroyString(subexpression);  in FxEvaluateSubexpression()