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# javaexec.m4 serial 5
dnl Copyright (C) 2001-2003, 2006, 2009-2015 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
# Prerequisites of javaexec.sh.
# gt_JAVAEXEC or gt_JAVAEXEC(testclass, its-directory)
# Sets HAVE_JAVAEXEC to nonempty if javaexec.sh will work.
AC_DEFUN([gt_JAVAEXEC],
[
AC_MSG_CHECKING([for Java virtual machine])
AC_EGREP_CPP([yes], [
#if defined _WIN32 || defined __WIN32__ || defined __CYGWIN__ || defined __EMX__ || defined __DJGPP__
yes
#endif
], CLASSPATH_SEPARATOR=';', CLASSPATH_SEPARATOR=':')
CONF_JAVA=
HAVE_JAVA_ENVVAR=
HAVE_GIJ=
HAVE_JAVA=
HAVE_JRE=
HAVE_JVIEW=
HAVE_JAVAEXEC=1
if test -n "$JAVA"; then
HAVE_JAVA_ENVVAR=1
CONF_JAVA="$JAVA"
else
pushdef([AC_MSG_CHECKING],[:])dnl
pushdef([AC_CHECKING],[:])dnl
pushdef([AC_MSG_RESULT],[:])dnl
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])dnl
popdef([AC_CHECKING])dnl
popdef([AC_MSG_CHECKING])dnl
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([$1], , , [&& {
echo "$as_me:__oline__: gij $1" >&AS_MESSAGE_LOG_FD
gij $1 >&AS_MESSAGE_LOG_FD 2>&1
}]); then
HAVE_GIJ=1
CONF_JAVA="gij"
else
if test -n "$HAVE_JAVA_IN_PATH" \
&& java -version >/dev/null 2>/dev/null \
ifelse([$1], , , [&& {
echo "$as_me:__oline__: gij $1" >&AS_MESSAGE_LOG_FD
java $1 >&AS_MESSAGE_LOG_FD 2>&1
}]); then
HAVE_JAVA=1
CONF_JAVA="java"
else
if test -n "$HAVE_JRE_IN_PATH" \
&& (jre >/dev/null 2>/dev/null || test $? = 1) \
ifelse([$1], , , [&& {
echo "$as_me:__oline__: gij $1" >&AS_MESSAGE_LOG_FD
jre $1 >&AS_MESSAGE_LOG_FD 2>&1
}]); then
HAVE_JRE=1
CONF_JAVA="jre"
else
if test -n "$HAVE_JVIEW_IN_PATH" \
&& (jview -? >/dev/null 2>/dev/null || test $? = 1) \
ifelse([$1], , , [&& {
echo "$as_me:__oline__: gij $1" >&AS_MESSAGE_LOG_FD
jview $1 >&AS_MESSAGE_LOG_FD 2>&1
}]); then
HAVE_JVIEW=1
CONF_JAVA="jview"
else
HAVE_JAVAEXEC=
fi
fi
fi
fi
ifelse([$1], , , [
CLASSPATH="$save_CLASSPATH"
])
fi
if test -n "$HAVE_JAVAEXEC"; then
ac_result="$CONF_JAVA"
else
ac_result="no"
fi
AC_MSG_RESULT([$ac_result])
AC_SUBST([CONF_JAVA])
AC_SUBST([CLASSPATH])
AC_SUBST([CLASSPATH_SEPARATOR])
AC_SUBST([HAVE_JAVA_ENVVAR])
AC_SUBST([HAVE_GIJ])
AC_SUBST([HAVE_JAVA])
AC_SUBST([HAVE_JRE])
AC_SUBST([HAVE_JVIEW])
])
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