R: Searches for a Ghostview executable on the current system

System$findGhostscript {R.utils} | R Documentation

## Searches for a Ghostview executable on the current system

### Description

Searches for a Ghostview executable on the current system.

### Usage

    ## Static method (use this):
    ## System$findGhostscript(updateRGSCMD=TRUE, firstOnly=TRUE, force=FALSE, ...)

    ## Don't use the below:
    ## S3 method for class 'System'
    findGhostscript(static, updateRGSCMD=TRUE, firstOnly=TRUE, force=FALSE, ...)

### Arguments

`updateRGSCMD` | If `TRUE` and Ghostscript is found, then the system environment variable `R_GSCMD` is set to the (first) path found.
`firstOnly` | If `TRUE`, only the first executable is returned.
`force` | If `TRUE`, existing `R_GSCMD` is ignored, otherwise not.
`...` | Not used.

### Value

Returns a `character` `vector` of full and normalized pathnames where Ghostscript executables are found.

### Author(s)

Henrik Bengtsson

### References

[1] How to use Ghostscript, Ghostscript, 2013 http://ghostscript.com/doc/current/Use.htm
[2] Environment variable, Wikipedia, 2013. http://www.wikipedia.org/wiki/Environment_variable
[3] Environment.SpecialFolder Enumeration, Microsoft Developer Network, 2013. http://msdn.microsoft.com/en-us/library/system.environment.specialfolder.aspx

### See Also

For more information see `System`.

### Examples

    ## Not run:
      print(System$findGhostscript())

    ## End(Not run)

[Package R.utils version 2.7.0 Index]