dnl Usage: dnl AX_CHECK_JAVA dnl Test for java, and defines dnl - JAVA_CFLAGS (compiler flags) dnl - LIB_JAVA (linker flags, stripping and path) dnl prerequisites: AC_DEFUN([AX_CHECK_JAVA], [ AC_ARG_WITH([java], AC_HELP_STRING([ --with-java=PFX], [prefix where 'java' is installed.]), [with_java_prefix=$withval], [with_java_prefix=${JAVA_INSTALL_PATH:-/usr/java/j2sdk1.4.1_01}]) have_java='no' LIB_JAVA='' JAVA_FLAGS='' JAVA_HOME='' if test "x$with_java" != 'xno' then AC_MSG_CHECKING([for JAVA installation at ${with_java}]) AC_MSG_RESULT() dnl these two lines should let u find most java installations java_dirs="/usr /usr/local /usr/lib/j2sdk1.4-sun /usr/lib/jvm/java /System/Library/Frameworks/JavaVM.framework/Versions/Current /opt /mingw" java_inc_dirs="include include/libgcj Headers" if test "x$with_java" != 'x' then if test -d "$with_java" then JAVA_HOME="$with_java" for j in $java_inc_dirs do echo "configure: __oline__: checking $JAVA_HOME/$j" >&AC_FD_CC if test -r "$JAVA_HOME/$j/jni.h"; then echo "taking that" >&AC_FD_CC java_inc_dir="$j" break 2 fi done else AC_MSG_WARN([Sorry, $with_java does not exist, checking usual places]) with_java='' fi fi dnl now find the java dirs if test "x$JAVA_HOME" = 'x' then for i in $java_dirs; do for j in $java_inc_dirs do echo "configure: __oline__: checking $i/$j" >&AC_FD_CC if test -r "$i/$j/jni.h"; then echo "taking that" >&AC_FD_CC JAVA_HOME="$i" java_inc_dir="$j" break fi done done if test "x$JAVA_HOME" != 'x' then AC_MSG_NOTICE([java home set to $JAVA_HOME]) else AC_MSG_NOTICE([cannot find the java directory, assuming it is specified in CFLAGS]) fi fi failed=0; passed=0; JAVA_OLD_CPPFLAGS=$CPPFLAGS case "${host_os}" in linux*) java_extra_inc=linux ;; darwin*) java_extra_inc=darwin ;; *mingw32*) java_extra_inc=win32 ;; *cygwin*) java_extra_inc=win32 ;; esac dnl Check if extra inc is required CPPFLAGS="$CPPFLAGS -I$JAVA_HOME/$java_inc_dir" AC_LANG_SAVE AC_LANG_C AC_COMPILE_IFELSE( AC_LANG_SOURCE( [[#include ]] ), passed=`expr $passed + 1`,failed=`expr $failed + 1` ) AC_LANG_RESTORE CPPFLAGS="$JAVA_OLD_CPPFLAGS" JAVA_FLAGS="-I$JAVA_HOME/$java_inc_dir -DHasJava" if test $failed -gt 0 then echo "configure: __oline__: checking if extra_inc required" >&AC_FD_CC failed=0; CPPFLAGS="$CPPFLAGS -I$JAVA_HOME/$java_inc_dir -I$JAVA_HOME/$java_inc_dir/$java_extra_inc" AC_LANG_SAVE AC_LANG_C AC_COMPILE_IFELSE( AC_LANG_SOURCE( [[#include ]] ), passed=`expr $passed + 1`,failed=`expr $failed + 1` ) AC_LANG_RESTORE CPPFLAGS="$JAVA_OLD_CPPFLAGS" JAVA_FLAGS="-I$JAVA_HOME/$java_inc_dir -I$JAVA_HOME/$java_inc_dir/$java_extra_inc -DHasJava" fi AC_MSG_CHECKING(if JAVA package is complete) if test $passed -gt 0 then if test $failed -gt 0 then AC_MSG_RESULT(no -- some components failed test) have_java='no (failed tests)' JAVA_FLAGS= else if test "x$JAVA_HOME" = 'x' then JAVA_FLAGS= else LIB_JAVA="-L$JAVA_HOME/lib" fi AC_DEFINE(HasJava,1,Define if you have Java) AC_MSG_RESULT(yes) have_java='yes' fi else JAVA_FLAGS= AC_MSG_RESULT(no) fi fi AM_CONDITIONAL(HasJava, test "x$have_java" = 'xyes') AC_SUBST(LIB_JAVA) AC_SUBST(JAVA_FLAGS) ])