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無法在ubuntu上安裝rjava軟件包，R版本是3.1。 jdk i.7已安裝。請分享R的java配置的確切路徑。我已經嘗試使用javareconf -e來設置rjava的env。無法安裝rJava
下面是rJava安裝後的輸出。
install.packages("rJava")
Installing package into ‘/home/emraan/R/i686-pc-linux-gnu-library/3.1’
* installing *source* package ‘rJava’ ...
** package ‘rJava’ successfully unpacked and MD5 sums checked
checking for gcc... gcc -std=gnu99
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables...
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc -std=gnu99 accepts -g... yes
checking for gcc -std=gnu99 option to accept ISO C89... none needed
checking how to run the C preprocessor... gcc -std=gnu99 -E
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/wait.h that is POSIX.1 compatible... 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 for string.h... (cached) yes
checking sys/time.h usability... yes
checking sys/time.h presence... yes
checking for sys/time.h... yes
checking for unistd.h... (cached) yes
checking for an ANSI C-conforming const... yes
checking whether time.h and sys/time.h may both be included... yes
configure: checking whether gcc -std=gnu99 supports static inline...
yes
checking whether setjmp.h is POSIX.1 compatible... yes
checking whether sigsetjmp is declared... yes
checking whether siglongjmp is declared... yes
checking Java support in R... present:
interpreter : '/usr/bin/java'
archiver : ''
compiler : '/usr/bin/javac'
header prep.: ''
cpp flags : '-I/usr/lib/jvm/jdk1.7.0_51/jre/../include'
java libs : '-L/usr/lib/jvm/jdk1.7.0_51/jre/lib/i386/client -ljvm'
configure: error: One or more Java configuration variables are not set.
Make sure R is configured with full Java support (including JDK). Run
R CMD javareconf
as root to add Java support to R.
If you don't have root privileges, run
R CMD javareconf -e
to set all Java-related variables and then install rJava.
ERROR: configuration failed for package ‘rJava’
* removing ‘/home/emraan/R/i686-pc-linux-gnu-library/3.1/rJava’
Warning in install.packages :
installation of package ‘rJava’ had non-zero exit status
The downloaded source packages are in
‘/tmp/Rtmp12bZIF/downloaded_packages’
**Output of sudo CMD R javareconf**
Java interpreter : /usr/lib/jvm/jdk1.7.0_51/jre/bin/java
Java version : 1.7.0_51
Java home path : /usr/lib/jvm/jdk1.7.0_51/jre
Java compiler : /usr/lib/jvm/jdk1.7.0_51/jre/../bin/javac
Java headers gen.: /usr/lib/jvm/jdk1.7.0_51/jre/../bin/javah
Java archive tool: /usr/lib/jvm/jdk1.7.0_51/jre/../bin/jar
trying to compile and link a JNI progam
detected JNI cpp flags : -I$(JAVA_HOME)/../include
detected JNI linker flags : -L$(JAVA_HOME)/lib/i386/client -ljvm
gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG -I/usr/lib/jvm/jdk1.7.0_51/jre/../include -fpic -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -g -c conftest.c -o conftest.o
gcc -std=gnu99 -shared -Wl,-Bsymbolic-functions -Wl,-z,relro -o conftest.so conftest.o -L/usr/lib/jvm/jdk1.7.0_51/jre/lib/i386/client -ljvm -L/usr/lib/R/lib -lR
JAVA_HOME : /usr/lib/jvm/jdk1.7.0_51/jre
Java library path: $(JAVA_HOME)/lib/i386/client
JNI cpp flags : -I$(JAVA_HOME)/../include
JNI linker flags : -L$(JAVA_HOME)/lib/i386/client -ljvm
Updating Java configuration in /usr/lib/R
/usr/lib/R/bin/javareconf: 405: /usr/lib/R/bin/javareconf: cannot create /usr/lib/R/etc/Makeconf.new: Permission denied
*** cannot create /usr/lib/R/etc/Makeconf.new
*** Please run as root if required.
任何配置就成爲該錯誤信息提示，你跑的r CMD javareconf'爲根，或'[R CMD javareconf作爲-e'不是root然後再試一次？ – josliber
你把'javareconf'作爲'root'運行了嗎？ –