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			109 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
dnl Available from the GNU Autoconf Macro Archive at:
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dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_prog_java_works.html
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dnl
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AC_DEFUN_ONCE([AC_PROG_JAVA_WORKS], [
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AC_REQUIRE([AC_PROG_JAVA])
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AC_CHECK_PROG(uudecode, uudecode$EXEEXT, yes)
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if test x$uudecode = xyes; then
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AC_CACHE_CHECK([if uudecode can decode base 64 file], ac_cv_prog_uudecode_base64, [
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dnl /**
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dnl  * Test.java: used to test if java compiler works.
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dnl  */
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dnl public class Test
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dnl {
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dnl
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dnl public static void
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dnl main( String[] argv )
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dnl {
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dnl     System.exit (0);
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dnl }
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dnl
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dnl }
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cat << \EOF > Test.uue
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begin-base64 644 Test.class
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yv66vgADAC0AFQcAAgEABFRlc3QHAAQBABBqYXZhL2xhbmcvT2JqZWN0AQAE
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bWFpbgEAFihbTGphdmEvbGFuZy9TdHJpbmc7KVYBAARDb2RlAQAPTGluZU51
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bWJlclRhYmxlDAAKAAsBAARleGl0AQAEKEkpVgoADQAJBwAOAQAQamF2YS9s
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YW5nL1N5c3RlbQEABjxpbml0PgEAAygpVgwADwAQCgADABEBAApTb3VyY2VG
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aWxlAQAJVGVzdC5qYXZhACEAAQADAAAAAAACAAkABQAGAAEABwAAACEAAQAB
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AAAABQO4AAyxAAAAAQAIAAAACgACAAAACgAEAAsAAQAPABAAAQAHAAAAIQAB
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AAEAAAAFKrcAErEAAAABAAgAAAAKAAIAAAAEAAQABAABABMAAAACABQ=
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====
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EOF
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if uudecode$EXEEXT Test.uue; then
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        ac_cv_prog_uudecode_base64=yes
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else
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        echo "configure: __oline__: uudecode had trouble decoding base 64 file 'Test.uue'" >&AC_FD_CC
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        echo "configure: failed file was:" >&AC_FD_CC
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        cat Test.uue >&AC_FD_CC
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        ac_cv_prog_uudecode_base64=no
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fi
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rm -f Test.uue])
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fi
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if test x$ac_cv_prog_uudecode_base64 != xyes; then
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        rm -f Test.class
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        AC_MSG_WARN([I have to compile Test.class from scratch])
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        if test x$ac_cv_prog_javac_works = xno; then
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                AC_MSG_ERROR([Cannot compile java source. $JAVAC does not work properly])
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        fi
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fi
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AC_CACHE_CHECK(if $JAVA works, ac_cv_prog_java_works, [
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JAVA_TEST=Test.java
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CLASS_TEST=Test.class
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TEST=Test
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changequote(, )dnl
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cat << \EOF > $JAVA_TEST
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/* [#]line __oline__ "configure" */
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public class Test {
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public static void main (String args[]) {
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        System.exit (0);
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} }
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EOF
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changequote([, ])dnl
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if test x$ac_cv_prog_uudecode_base64 != xyes; then
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   	AC_REQUIRE([AC_PROG_JAVAC_WORKS])
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        if AC_TRY_COMMAND($JAVAC $JAVACFLAGS $JAVA_TEST) && test -s $CLASS_TEST; then
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                :
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        else
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          echo "configure: failed program was:" >&AC_FD_CC
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          cat $JAVA_TEST >&AC_FD_CC
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          AC_MSG_ERROR(The Java compiler $JAVAC failed (see config.log, check the CLASSPATH?))
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        fi
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fi
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if AC_TRY_COMMAND(CLASSPATH=.:$CLASSPATH $JAVA $JAVAFLAGS $TEST) >/dev/null 2>&1; then
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  ac_cv_prog_java_works=yes
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else
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  echo "configure: failed program was:" >&AC_FD_CC
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  cat $JAVA_TEST >&AC_FD_CC
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  AC_MSG_ERROR(The Java VM $JAVA failed (see config.log, check the CLASSPATH?))
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fi
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rm -fr $JAVA_TEST $CLASS_TEST Test.uue
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])
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AC_PROVIDE([$0])dnl
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]
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)
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dnl Available from the GNU Autoconf Macro Archive at:
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dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_try_compile_java.html
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dnl
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AC_DEFUN_ONCE([AC_TRY_COMPILE_JAVA],[
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AC_REQUIRE([AC_PROG_JAVAC_WORKS])dnl
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cat << \EOF > Test.java
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/* [#]line __oline__ "configure" */
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ifelse([$1], , , [import $1;])
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public class Test {
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[$2]
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}
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EOF
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if AC_TRY_COMMAND($JAVAC $JAVACFLAGS Test.java) && test -s Test.class
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then
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dnl Don't remove the temporary files here, so they can be examined.
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  ifelse([$3], , :, [$3])
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else
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  echo "configure: failed program was:" >&AC_FD_CC
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  cat Test.java >&AC_FD_CC
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ifelse([$4], , , [  rm -fr Test*
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  $4
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])dnl
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fi
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rm -fr Test*])
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