AC_DEFUN([gt_JAVAEXEC],
[
AC_MSG_CHECKING([for Java virtual machine])
AC_EGREP_CPP(yes, [
yes
], CLASSPATH_SEPARATOR=';', CLASSPATH_SEPARATOR=':')
HAVE_JAVAEXEC=1
if test -n "$JAVA"; then
ac_result="$JAVA"
else
pushdef([AC_MSG_CHECKING],[:]) pushdef([AC_CHECKING],[:]) pushdef([AC_MSG_RESULT],[:]) AC_CHECK_PROG(HAVE_GIJ_IN_PATH, gij, yes)
AC_CHECK_PROG(HAVE_JAVA_IN_PATH, java, yes)
AC_CHECK_PROG(HAVE_JRE_IN_PATH, jre, yes)
AC_CHECK_PROG(HAVE_JVIEW_IN_PATH, jview, yes)
popdef([AC_MSG_RESULT]) popdef([AC_CHECKING]) popdef([AC_MSG_CHECKING]) ifelse([$1], , , [
save_CLASSPATH="$CLASSPATH"
CLASSPATH="$2"${CLASSPATH+"$CLASSPATH_SEPARATOR$CLASSPATH"}
])
export CLASSPATH
if test -n "$HAVE_GIJ_IN_PATH" \
&& gij --version >/dev/null 2>/dev/null \
ifelse([$1], , , [&& gij $1 >/dev/null 2>/dev/null]); then
HAVE_GIJ=1
ac_result="gij"
else
if test -n "$HAVE_JAVA_IN_PATH" \
&& java -version >/dev/null 2>/dev/null \
ifelse([$1], , , [&& java $1 >/dev/null 2>/dev/null]); then
HAVE_JAVA=1
ac_result="java"
else
if test -n "$HAVE_JRE_IN_PATH" \
&& (jre >/dev/null 2>/dev/null || test $? = 1) \
ifelse([$1], , , [&& jre $1 >/dev/null 2>/dev/null]); then
HAVE_JRE=1
ac_result="jre"
else
if test -n "$HAVE_JVIEW_IN_PATH" \
&& (jview -? >/dev/null 2>/dev/null || test $? = 1) \
ifelse([$1], , , [&& jview $1 >/dev/null 2>/dev/null]); then
HAVE_JVIEW=1
ac_result="jview"
else
HAVE_JAVAEXEC=
ac_result="no"
fi
fi
fi
fi
ifelse([$1], , , [
CLASSPATH="$save_CLASSPATH"
])
fi
AC_MSG_RESULT([$ac_result])
AC_SUBST(JAVA)
AC_SUBST(CLASSPATH)
AC_SUBST(CLASSPATH_SEPARATOR)
AC_SUBST(HAVE_GIJ)
AC_SUBST(HAVE_JAVA)
AC_SUBST(HAVE_JRE)
AC_SUBST(HAVE_JVIEW)
])