[R] Cannot Install Cairo Library

[Dirk Eddelbuettel]

On 22 May 2009 at 13:42, Lorenzo Isella wrote:
| Dear All,
| I am running Debian testing on my box and I have R 2.9.0 installed from 
| the standard repositories.
| I downloaded the package source from
| http://cran.r-project.org/web/packages/Cairo/index.html
| but when I try to install it on my system, this is what I get
| 
| $ sudo R CMD INSTALL Cairo_1.4-4.tar.gz
| * Installing to library ‘/usr/local/lib/R/site-library’
| * Installing *source* package ‘Cairo’ ...
| checking for gcc... gcc -std=gnu99
[...]
| gcc -std=gnu99 -I/usr/share/R/include -D_REENTRANT -I/usr/include/cairo 
| -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/directfb 
| -I/usr/include/libpng12 -I. -Iinclude -g -O2 -fpic -g -O2 -c 
| xlib-backend.c -o xlib-backend.o
| xlib-backend.c:34:74: error: X11/Intrinsic.h: No such file or directory
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

edd at ron:~$ dpkg -S `locate Intrinsic.h`
libxt-dev: /usr/include/X11/Intrinsic.h
edd at ron:~$

| xlib-backend.c: In function ‘Rcairo_init_xlib’:
| xlib-backend.c:158: warning: implicit declaration of function 
| ‘XrmUniqueQuark’
| make: *** [xlib-backend.o] Error 1
| ERROR: compilation failed for package ‘Cairo’
| * Removing ‘/usr/local/lib/R/site-library/Cairo’
| 
| Is there a header file missing? Or is there anything wrong with my system?
| Many thanks

Please run 'sudo apt-get install libxt-dev' and try again.

Dirk

-- 
Three out of two people have difficulties with fractions.