我一直无法在我的 Mac 上安装“rattle”。尝试单独安装软件包，尝试将依赖项设置为 true 进行安装，但均无济于事。我已经安装了 Xquartz、编译器等。
如果有人能指出我正确的方向，我将不胜感激。谢谢！
> version
_
platform x86_64-apple-darwin15.6.0
arch x86_64
os darwin15.6.0
system x86_64, darwin15.6.0
status
major 3
minor 4.1
year 2017
month 06
day 30
svn rev 72865
language R
version.string R version 3.4.1 (2017-06-30)
nickname Single Candle
>
> install.packages("rattle")
also installing the dependency ‘RGtk2’
Package which is only available in source form, and may need compilation of C/C++/Fortran: ‘RGtk2’
Do you want to attempt to install these from sources?
y/n: y
installing the source packages ‘RGtk2’, ‘rattle’
trying URL 'https://cran.rstudio.com/src/contrib/RGtk2_2.20.33.tar.gz'
Content type 'application/x-gzip' length 2792938 bytes (2.7 MB)
==================================================
downloaded 2.7 MB
trying URL 'https://cran.rstudio.com/src/contrib/rattle_4.1.0.tar.gz'
Content type 'application/x-gzip' length 2665410 bytes (2.5 MB)
==================================================
downloaded 2.5 MB
* installing *source* package ‘RGtk2’ ...
** package ‘RGtk2’ successfully unpacked and MD5 sums checked
checking for pkg-config... no
checking for INTROSPECTION... no
checking for GTK... no
configure: error: GTK version 2.8.0 required
ERROR: configuration failed for package ‘RGtk2’
* removing ‘/Library/Frameworks/R.framework/Versions/3.4/Resources/library/RGtk2’
Warning in install.packages :
installation of package ‘RGtk2’ had non-zero exit status
ERROR: dependency ‘RGtk2’ is not available for package ‘rattle’
* removing ‘/Library/Frameworks/R.framework/Versions/3.4/Resources/library/rattle’
Warning in install.packages :
installation of package ‘rattle’ had non-zero exit status
The downloaded source packages are in
‘/private/var/folders/1n/3vkxyt2j5c58wnq85_lsn24w0000gn/T/RtmpvykPQP/downloaded_packages’
>
这是我尝试安装 RGTK2 时得到的结果：
Rgtk.c:7:10: fatal error: 'gdk/gdkx.h' file not found
#include <gdk/gdkx.h>
^
1 error generated.
make: *** [Rgtk.o] Error 1
ERROR: compilation failed for package ‘RGtk2’
* removing ‘/Library/Frameworks/R.framework/Versions/3.4/Resources/library/RGtk2’
Warning in install.packages :
installation of package ‘RGtk2’ had non-zero exit status
The downloaded source packages are in
‘/private/var/folders/1n/3vkxyt2j5c58wnq85_lsn24w0000gn/T/RtmpvykPQP/downloaded_packages’