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# csharpexec.m4 serial 8
dnl Copyright (C) 2003-2005, 2009-2023 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 csharpexec.sh.
# Checks for a C# execution engine.
# gt_CSHARPEXEC or gt_CSHARPEXEC(testexecutable, its-directory)
# Sets at most one of HAVE_MONO, HAVE_CLIX.
# Sets HAVE_CSHARPEXEC to nonempty if csharpexec.sh will work.
AC_DEFUN([gt_CSHARPEXEC],
[
AC_REQUIRE([gt_CSHARP_CHOICE])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_MSG_CHECKING([for C[#] program execution engine])
AC_EGREP_CPP([yes], [
#if defined _WIN32 || defined __EMX__ || defined __DJGPP__
yes
#endif
], MONO_PATH_SEPARATOR=';', MONO_PATH_SEPARATOR=':')
HAVE_CSHARPEXEC=1
pushdef([AC_MSG_CHECKING],[:])dnl
pushdef([AC_CHECKING],[:])dnl
pushdef([AC_MSG_RESULT],[:])dnl
AC_CHECK_PROG([HAVE_MONO_IN_PATH], [mono], [yes])
AC_CHECK_PROG([HAVE_CLIX_IN_PATH], [clix], [yes])
popdef([AC_MSG_RESULT])dnl
popdef([AC_CHECKING])dnl
popdef([AC_MSG_CHECKING])dnl
for impl in "$CSHARP_CHOICE" mono no; do
case "$impl" in
mono)
if test -n "$HAVE_MONO_IN_PATH" \
&& mono --version >/dev/null 2>/dev/null \
m4_if([$1], , , [&& mono $2/$1 >/dev/null 2>/dev/null]); then
HAVE_MONO=1
ac_result="mono"
break
fi
;;
sscli)
if test -n "$HAVE_CLIX_IN_PATH" \
m4_if([$1], , , [&& clix $2/$1 >/dev/null 2>/dev/null]); then
HAVE_CLIX=1
case $host_os in
cygwin* | mingw* | pw32*)
CLIX_PATH_VAR=PATH
;;
darwin* | rhapsody*)
CLIX_PATH_VAR=DYLD_LIBRARY_PATH
;;
*)
CLIX_PATH_VAR=LD_LIBRARY_PATH
;;
esac
eval CLIX_PATH=\"\$CLIX_PATH_VAR\"
ac_result="clix"
break
fi
;;
no)
HAVE_CSHARPEXEC=
ac_result="no"
break
;;
esac
done
AC_MSG_RESULT([$ac_result])
AC_SUBST([MONO_PATH])
AC_SUBST([MONO_PATH_SEPARATOR])
AC_SUBST([CLIX_PATH_VAR])
AC_SUBST([CLIX_PATH])
AC_SUBST([HAVE_MONO])
AC_SUBST([HAVE_CLIX])
])
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