t/java-empty-classpath.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2024 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17 # Java compilation works also when CLASSPATH is unset or empty at
  18 # compilation time.  See automake bug#9306.
  19
  20 required=javac
  21 . test-init.sh
  22
  23 cat >> configure.ac <<'END'
  24 AC_CONFIG_SRCDIR([org/gnu/bug/Library.java])
  25 AC_CONFIG_FILES([
  26     org/Makefile
  27     org/gnu/Makefile
  28     org/gnu/bug/Makefile
  29 ])
  30 AC_OUTPUT
  31 END
  32
  33 mkdir org org/gnu org/gnu/bug
  34 cat > Makefile.am <<END
  35 CLEANFILES = *.class
  36 SUBDIRS = org
  37 END
  38 echo SUBDIRS = gnu > org/Makefile.am
  39 echo SUBDIRS = bug > org/gnu/Makefile.am
  40 cat > org/gnu/bug/Makefile.am <<'END'
  41 JAVAROOT = ../../..
  42 dist_noinst_JAVA = Library.java Application.java
  43 END
  44
  45 cat > org/gnu/bug/Library.java <<'END'
  46 package org.gnu.bug;
  47 public class Library
  48 {
  49     public Library ()
  50     {
  51       // Nothing to do.
  52     }
  53     public static void doSomethingUseful (String arg)
  54     {
  55       System.out.println (arg);
  56     }
  57 }
  58 END
  59
  60 cat > org/gnu/bug/Application.java <<'END'
  61 import org.gnu.bug.*;
  62 public class Application
  63 {
  64     public static void main (String args[])
  65     {
  66         Library lib = new Library ();
  67         lib.doSomethingUseful ("PLUGH");
  68     }
  69 }
  70 END
  71
  72 $ACLOCAL
  73 $AUTOCONF
  74 $AUTOMAKE
  75 ./configure
  76
  77 unset CLASSPATH
  78 $MAKE
  79 $MAKE clean
  80
  81 CLASSPATH=''; export CLASSPATH
  82 $MAKE
  83 $MAKE clean
  84
  85 unset CLASSPATH
  86 $MAKE distcheck
  87
  88 :