[Rd] How to compile R with command completion?

[Simon Urbanek]

On Sep 30, 2009, at 10:13 , Peng Yu wrote:

> I compiled R-2.9.2 from source on Cent OS. But the compile R program
> does not support command completion.
>
> I get the following configure output that is related to readline. Why
> 'rl_completion_matches' doesn't exist?

Maybe your readline is too old? Maybe you have a readline-replacement  
library (e.g. libedit) that poses as readline? Try installing some  
recent readline (incl. -dev part) - the current version is 6.0. If  
that doesn't help, look at config.log around the rl_completion_matches.

Cheers,
Simon


> How should I make R support
> command completion?
>
> ===================
> checking readline/history.h usability... yes
> checking readline/history.h presence... yes
> checking for readline/history.h... yes
> checking readline/readline.h usability... yes
> checking readline/readline.h presence... yes
> checking for readline/readline.h... yes
> checking for rl_callback_read_char in -lreadline... no
> checking for main in -lncurses... yes
> checking for rl_callback_read_char in -lreadline... yes
> checking for history_truncate_file... yes
> checking whether rl_completion_matches exists and is declared... no
>
>
> checking readline/history.h usability... yes
> checking readline/history.h presence... yes
> checking for readline/history.h... yes
> checking readline/readline.h usability... yes
> checking readline/readline.h presence... yes
> checking for readline/readline.h... yes
> checking for rl_callback_read_char in -lreadline... no
> checking for main in -lncurses... yes
> checking for rl_callback_read_char in -lreadline... yes
> checking for history_truncate_file... yes
> checking whether rl_completion_matches exists and is declared... no
> =====================
>
>
> Here is my sessionInfo() of the compiled R.
> =========================
> $ R
>
> R version 2.9.2 (2009-08-24)
> Copyright (C) 2009 The R Foundation for Statistical Computing
> ISBN 3-900051-07-0
>
> R is free software and comes with ABSOLUTELY NO WARRANTY.
> You are welcome to redistribute it under certain conditions.
> Type 'license()' or 'licence()' for distribution details.
>
>  Natural language support but running in an English locale
>
> R is a collaborative project with many contributors.
> Type 'contributors()' for more information and
> 'citation()' on how to cite R or R packages in publications.
>
> Type 'demo()' for some demos, 'help()' for on-line help, or
> 'help.start()' for an HTML browser interface to help.
> Type 'q()' to quit R.
>
>> sessionInfo()
> R version 2.9.2 (2009-08-24)
> x86_64-unknown-linux-gnu
>
> locale:
> LC_CTYPE 
> = 
> en_US 
> .UTF 
> -8 
> ;LC_NUMERIC 
> = 
> C 
> ;LC_TIME 
> = 
> en_US 
> .UTF 
> -8 
> ;LC_COLLATE 
> = 
> en_US 
> .UTF 
> -8 
> ;LC_MONETARY 
> = 
> C 
> ;LC_MESSAGES 
> = 
> en_US 
> .UTF 
> -8 
> ;LC_PAPER 
> = 
> en_US 
> .UTF 
> -8 
> ;LC_NAME 
> = 
> C 
> ;LC_ADDRESS 
> =C;LC_TELEPHONE=C;LC_MEASUREMENT=en_US.UTF-8;LC_IDENTIFICATION=C
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
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