Re: 答复: [R] fail in adding library in new version.

From: Uwe Ligges <>
Date: Thu 30 Jun 2005 - 19:39:34 EST

Ivy_Li wrote:

> Dear Gabor, Thank your for helping me so much! I have loaded R the
> newest version 2.1.1. Then I setup it in the path of D:\program
> files\R\ 1. unpack into c:\cygwin 2. install Active perl in
> c:\Perl 3. install the mingw32 in c:\mingwin 4. add
 > "c:\cygwin; c:\mingwin\bin" in "Control Panel -> System -> Advanced ->

No, without the blank(!!!): "c:\cygwin;c:\mingwin\bin"

> Environment Variables -> Path -> Variable" (In your previous mail,
> you said "put these at the beginning of the path", I don't understand
> what is your meaning. Which path?)

Well, the PATH variable already contains a couple of paths, add the two given above in front of all others, separated by ";". Don't see what is difficult to understand here.

> 5. I tried an library example. I set a new folder named "example" in
> the "c:\MyRpackages\". And In the "example" folder, it contain an
> "DESCRIPTION" file and "R" folder. in "R" folder contain a "example"
> file. I just write very simple script in it: a<-2; b<-3;sum <-
> sum(a,b); print(paste(a,"+",b,"=",sum))
> 6. I opened the DOS environment. Into the "D:\>" Type the following
> code: cd \Program Files\R\rw2010 But I don't understand the second
> line you writed in your previous mail: "bin\R cmd install
> /MyRPackages/example"

Then you should read the R Installation and Administration manual, you missed it, obviously!

> I am not sure that I set up R in "D:\" But I do so much action in C:\
> Did I do the correct action? Did I do the action into the correct
> path?
> I still need your and others help. Thank you very much!

I think you need to read the manuals before, and additionally seek advice by a local Windows expert who can tell you relationships between paths, environment variables, executable files etc.

Uwe Ligges

> -----原始邮件----- 发件人: Gabor Grothendieck
> [] 发送时间: 2005年6月6日 10:21 收件人: Ivy_Li 抄
> 送: 主题: Re: [R] fail in adding library in new
> version.
> On 6/5/05, Ivy_Li <> wrote:

>> Hello everybody, Could I consult you a question? I always use R old
>> version 1.9.1 . Because I can not add my library into the new
>> version 2.0.0 by the same method as old version.

> Getting the latest version of R is strongly recommended. The
> suggestions below all assume the latest version and may or may not
> work if you do not upgrade.
>> *       I have read the webpage
>> <> *       Download the
>> *       Unpack into c:\cygwin *       Install
>> Active Perl in c:\Perl *       Install the mingw32 port of gcc in
>> c:\mingwin *       Then go to "Control Panel -> System -> Advanced
>> -> Environment Variables -> Path -> Variable Balue" add
>> ;c:\cygwin;c:\mingwin\bin

> You may need to put these at the beginning of the path rather than
> the end. Also just as a check enter path at the console to make sure
> that you have them. You will likely have to start a new console
> session and possibly even reboot.
> Also you need the Microsoft Help Compiler, hhc. Suggest you reread
> the material on which tools you need.
>> *       Save my library "example" into "c:\MyRpackages\" . But I am
>> not sure what type it is, is it need suffix?" And I don't what its
>> content, just my function script, no special format?

> In MyRPackages you would have a folder called example, in your case,
> that contains the package. Within folder example, you would have the
> DESCRIPTION file, the R folder, etc.
>> *       Then I don't know where should I do this step: Type R CMD
>> INSTALL --build example. Need I run R first?

> You don't have to run R first. You do need to make sure that R.exe
> can be found on your path or else use the absolute path name in
> referring to R. For example, if your path does not include R you
> could do something like this:
> cd \Program Files\R\rw2010 bin\R cmd install /MyRPackages/example
> Be sure to use forward slashes where shown above and backslashes
> where shown.
>> So There is a error after I do this step.  It said it can not find
>> somethig. I don't which step is wrong. It costed me much time.

> Try all these suggestions including upgrading R and if that does not
> work try posting screen dumps of the actual errors you are getting.
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> posting guide! mailing list PLEASE do read the posting guide! Received on Thu Jun 30 19:45:47 2005

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