JAVA_HOME has been set in .bashrc to java-7-openjdk where jni.h is located. The output JAVA_HOME is overridden when reconfigured
lab@lab-Inspiron-N5010:~$ locate jni.h
/usr/lib/jvm/java-7-openjdk-i386/include/jni.h
lab@lab-Inspiron-N5010:~$ echo $JAVA_HOME
/usr/lib/jvm/java-7-openjdk-i386/jre
lab@lab-Inspiron-N5010:~$ sudo R CMD javareconf
Java interpreter : /usr/bin/java
Java version : 1.6.0_30
Java home path : /usr/lib/jvm/java-6-openjdk-i386/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 progam
detected JNI cpp flags :
detected JNI linker flags : -L$(JAVA_HOME)/lib/i386/server -ljvm
gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG -fpic -O3 -pipe -g -c conftest.c -o conftest.o
conftest.c:1:17: fatal error: jni.h: No such file or directory
compilation terminated.
make: *** [conftest.o] Error 1
Unable to compile a JNI program
JAVA_HOME : /usr/lib/jvm/java-6-openjdk-i386/jre
Java library path:
JNI cpp flags :
JNI linker flags :
Updating Java configuration in /usr/lib/R
Done.
R version 3.1.0 beta (2014-03-28 r65330)
Tried all solutions suggested st R: rJava package install failing
Java version details
java version "1.6.0_30"
OpenJDK Runtime Environment (IcedTea6 1.13.1) (6b30-1.13.1-1ubuntu2~0.12.04.1)
OpenJDK Server VM (build 23.25-b01, mixed mode)
Kindly help
[SOLVED] Downloading the packages from ubuntu cran solved the issue. ubuntu cran