getConfig: Return a System Configuration Setting

In eddelbuettel/rcppgetconf: 'Rcpp' Interface for Querying System Configuration Variables

Return a System Configuration Setting

Description

Retrieve one configuration setting

Usage

getConfig(var, path = ".")

Arguments

var	An character object specifying a value for which configuration is queried.
path	An optional character object specifying a path. Default is the current directory.

Details

This functions returns the configuration setting for a given input. in a data.frame object. The system-level functions sysconf, pathconf and confstr provide the underlying information.

Value

A result value corresponding to the requested setting. The return type can be either integer for a numeric value, character for text or NULL in case to value could be retrieved.

Author(s)

Dirk Eddelbuettel

See Also

getAll

Examples

if (Sys.info()[["sysname"]] != "SunOS") {
    getConfig("_NPROCESSORS_CONF")   # number of processor
    getConfig("LEVEL1_ICACHE_SIZE")  # leve1 cache size
    getConfig("GNU_LIBC_VERSION")    # libc version
}

eddelbuettel/rcppgetconf documentation built on March 13, 2024, 2:37 p.m.