每次我尝试安装 RMySQL 时,都会出现以下错误:
Installing package into ‘/home/ehsan/R/x86_64-pc-linux-gnu-library/3.0’
(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 accepts -g... yes
checking for gcc option to accept ANSI C... none needed
checking how to run the C preprocessor... gcc -E
checking for compress in -lz... yes
checking for getopt_long in -lc... yes
checking for mysql_init in -lmysqlclient... yes
checking for egrep... grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking mysql.h usability... no
checking mysql.h presence... no
checking for mysql.h... no
configure: creating ./config.status
config.status: creating src/Makevars
** libs
gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG -I/usr/include/mysql/mysql.h -fpic -O3 -pipe -g -c RS-DBI.c -o RS-DBI.o
cc1: warning: /usr/include/mysql/mysql.h: not a directory [enabled by default]
gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG -I/usr/include/mysql/mysql.h -fpic -O3 -pipe -g -c RS-MySQL.c -o RS-MySQL.o
cc1: warning: /usr/include/mysql/mysql.h: not a directory [enabled by default]
In file included from RS-MySQL.c:22:0:
RS-MySQL.h:32:19: fatal error: mysql.h: No such file or directory
#include <mysql.h>
^
compilation terminated.
make: *** [RS-MySQL.o] Error 1
ERROR: compilation failed for package ‘RMySQL’
* removing ‘/home/ehsan/R/x86_64-pc-linux-gnu-library/3.0/RMySQL’
The downloaded source packages are in
‘/tmp/RtmpTRRPqg/downloaded_packages’
Warning message:
In install.packages("RMySQL") :
installation of package ‘RMySQL’ had non-zero exit status**
看起来,它找不到 mysql.h 我搜索并将路径更改为
导出 PKG_CPPFLAGS="-I/usr/R/include/mysql/mysql.h"
但这并不成功。有很多人遇到过同样的问题,但他们的解决方案(如果存在)没有一个对我有用。我将不胜感激任何评论或帮助。
#更新:问题已解决#
以下命令似乎解决了这个问题:
sudo apt-get install r-cran-rmysql