Functions to introspect reports at runtime (librdd)

Use these functions to access the structures contained in the rdd files.

The module librdd (part of the standard reporting library libgre.42x) provides programmatic access to the structures contained in rdd files (files produced by the 4GL compiler from 4GL sources with the option --build-rdd).

Table 1. Functions to introspect reports at runtime
Function	Description
rdd_getEveryRowFields ( `rddFileName` STRING, `reportName` STRING) RETURNING `fieldNames` DYNAMIC ARRAY OF STRING	Function that loads an rdd file and returns the field names of the fields contained in the first `PRINT` statement from the `ON EVERY ROW` section of the specified report.
rdd_loadRddAndGetReportInfos ( `rddFileName` STRING) RETURNING `reportInfos` DYNAMIC ARRAY OF rddReportInfo	Function that loads a rdd file and returns a data structure describing the reports contained in this file.
rdd_debugReportInfos ( reportInfos DYNAMIC ARRAY of rddReportInfo)	Function that displays the report information contained in a rdd file for debugging purposes.

The source of the module is located in $GREDIR/src/api/librdd.4gl.