我在安装RMySQL时遇到问题.我试图通过以下方式从源代码安装它:
install.packages("/path/to/package/RMySQL_0.9-3.tar.gz",repos = NULL,type="source")
然后我得到:
Installing package into ‘/Users/Library/R/3.1/library’
(as ‘lib’ is unspecified)
* installing *source* package ‘RMySQL’ ...
** package ‘RMySQL’ successfully unpacked and MD5 sums checked
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc …