[英]Problems with JAVA in Linux Mint
我正在嘗試安裝 GetDFPData 包,但出現此錯誤:
checking Java support in R... present:
interpreter : '/usr/bin/java'
archiver : '/usr/bin/jar'
compiler : '/usr/bin/javac'
header prep.: '/usr/bin/javah'
cpp flags : ''
java libs : ''
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/rtheodoro/R/x86_64-pc-linux-gnu-library/3.6/rJava’
我查了很多答案,但還沒有解決。
我正在使用 Linux Mint 19.2 cinnamon。
當我運行sudo R CMD javareconf
,我有:
*** JAVA_HOME is not a valid path, ignoring
Java interpreter : /usr/bin/java
Java version : 1.8.0_221
Java home path : /usr/lib/jvm/java-ibm-x86_64-80/jre
Java compiler : /usr/bin/javac
Java headers gen.: /usr/bin/javah
Java archive tool: /usr/bin/jar
trying to compile and link a JNI program
detected JNI cpp flags :
detected JNI linker flags : -L$(JAVA_HOME)/lib/amd64/compressedrefs -ljvm
gcc -std=gnu99 -I"/usr/share/R/include" -DNDEBUG -fpic -g -O2 -fdebug-prefix-map=/build/r-base-uuRxut/r-base-3.6.1=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -g -c conftest.c -o conftest.o
conftest.c:1:10: fatal error: jni.h: Arquivo ou diretório inexistente
#include <jni.h>
^~~~~~~
compilation terminated.
/usr/lib/R/etc/Makeconf:167: recipe for target 'conftest.o' failed
make: *** [conftest.o] Error 1
Unable to compile a JNI program
JAVA_HOME : /usr/lib/jvm/java-ibm-x86_64-80/jre
Java library path:
JNI cpp flags :
JNI linker flags :
Updating Java configuration in /usr/lib/R
Done.
$ javac -version
javac 1.8.0_222
在/usr/lib/jvm
,我有四個文件夾: ibm-java80-jre-x86_64 、 java-1.8.0-openjdk-amd64 、 java-8-openjdk-amd64 、 java-ibm-x86_64-80 。 我不知道為什么。
有人能幫我嗎?
我解決了。 我在R CMD javareconf not found jni.h嘗試了“請不要嘲笑我”的答案
所以我做了:
(1) 更新所有存儲庫
sudo apt update -y
(2) 確保安裝了 JRE 和 JDK 8sudo apt install -y openjdk-8-jdk openjdk-8-jre
(3) 然后,正如許多用戶已經說過的,指點R 到 java,帶有到 JDK 8 的顯式路徑sudo R CMD javareconf JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64/
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