The build tool now uses JAVA_HOME for javac as well. Issue 233.

h2/build.bat

@@ -3,5 +3,5 @@ if "%JAVA_HOME%"=="" echo Error: JAVA_HOME is not defined.
 if "%1"=="clean" rmdir /s /q temp | rmdir /s /q bin
 if not exist temp mkdir temp
 if not exist bin mkdir bin
-javac -sourcepath src/tools -d bin src/tools/org/h2/build/*.java
+"%JAVA_HOME%/bin/javac" -sourcepath src/tools -d bin src/tools/org/h2/build/*.java
 "%JAVA_HOME%/bin/java" -Xmx256m -cp "bin;%JAVA_HOME%/lib/tools.jar;temp" org.h2.build.Build %*
\ No newline at end of file

h2/build.sh

@@ -9,5 +9,5 @@ fi
 if [ "$1" = "clean" ] ; then rm -rf temp bin ; fi
 if [ ! -d "temp" ] ; then mkdir temp ; fi
 if [ ! -d "bin" ] ; then mkdir bin ; fi
-javac -sourcepath src/tools -d bin src/tools/org/h2/build/*.java
+"$JAVA_HOME/bin/javac" -sourcepath src/tools -d bin src/tools/org/h2/build/*.java
 "$JAVA_HOME/bin/java" -Xmx256m -cp "bin:$JAVA_HOME/lib/tools.jar:temp" org.h2.build.Build $@