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dnl Check for LUA Libraries
dnl CHECK_LUA(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
dnl Sets:
dnl LUA_CFLAGS
dnl LUA_LIBS
AC_DEFUN([CHECK_LUA],
[dnl
AC_REQUIRE([PKG_PROG_PKG_CONFIG])
LUA_CONFIG=""
LUA_VERSION=""
LUA_CFLAGS=""
LUA_CPPFLAGS=""
LUA_LDADD=""
LUA_LDFLAGS=""
LUA_CONFIG=${PKG_CONFIG}
LUA_PKGNAMES="lua5.1 lua-5.1 lua_5.1 lua-51 lua_51 lua51 lua5 lua lua5.2 lua-5.2 lua_5.2 lua-52 lua_52 lua52 lua5.3 lua-5.3 lua_5.3 lua-53 lua_53 lua53 "
LUA_SONAMES="so la sl dll dylib a"
AC_ARG_WITH(
lua,
[AC_HELP_STRING([--with-lua=PATH],[Path to lua prefix or config script])]
,, with_lua=yes)
AS_CASE(["${with_lua}"],
[no], [test_paths=],
[yes], [test_paths="/usr/local/liblua /usr/local/lua /usr/local /opt/liblua /opt/lua /opt /usr"],
[test_paths="${with_lua}"])
AS_IF([test "x${test_paths}" != "x"], [
AC_MSG_CHECKING([for liblua config script])
for x in ${test_paths}; do
dnl # Determine if the script was specified and use it directly
if test ! -d "$x" -a -e "$x"; then
LUA_CONFIG=$x
break
fi
dnl # Try known config script names/locations
for y in $LUA_CONFIG; do
if test -e "${x}/bin/${y}"; then
LUA_CONFIG="${x}/bin/${y}"
lua_config="${LUA_CONFIG}"
break
elif test -e "${x}/${y}"; then
LUA_CONFIG="${x}/${y}"
lua_config="${LUA_CONFIG}"
break
fi
done
if test -n "${lua_config}"; then
break
fi
done
dnl # Try known package names
if test -n "${LUA_CONFIG}"; then
LUA_PKGNAME=""
for x in ${LUA_PKGNAMES}; do
if ${LUA_CONFIG} --exists ${x}; then
LUA_PKGNAME="$x"
break
fi
done
fi
if test -n "${LUA_PKGNAME}"; then
AC_MSG_RESULT([${LUA_CONFIG}])
LUA_VERSION="`${LUA_CONFIG} ${LUA_PKGNAME} --modversion`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(lua VERSION: $LUA_VERSION); fi
LUA_CFLAGS="`${LUA_CONFIG} ${LUA_PKGNAME} --cflags`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(lua CFLAGS: $LUA_CFLAGS); fi
LUA_LDADD="`${LUA_CONFIG} ${LUA_PKGNAME} --libs-only-l`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(lua LDADD: $LUA_LDADD); fi
LUA_LDFLAGS="`${LUA_CONFIG} ${LUA_PKGNAME} --libs-only-L --libs-only-other`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(lua LDFLAGS: $LUA_LDFLAGS); fi
else
AC_MSG_RESULT([no])
dnl Hack to just try to find the lib and include
AC_MSG_CHECKING([for lua install])
for x in ${test_paths}; do
for y in ${LUA_SONAMES}; do
if test -e "${x}/liblua5.1.${y}"; then
lua_lib_path="${x}"
lua_lib_name="lua5.1"
break
elif test -e "${x}/lib/liblua5.1.${y}"; then
lua_lib_path="${x}/lib"
lua_lib_name="lua5.1"
break
elif test -e "${x}/lib64/liblua5.1.${y}"; then
lua_lib_path="${x}/lib64"
lua_lib_name="lua5.1"
break
elif test -e "${x}/lib32/liblua5.1.${y}"; then
lua_lib_path="${x}/lib32"
lua_lib_name="lua5.1"
break
elif test -e "${x}/liblua51.${y}"; then
lua_lib_path="${x}"
lua_lib_name="lua51"
break
elif test -e "${x}/lib/liblua51.${y}"; then
lua_lib_path="${x}/lib"
lua_lib_name="lua51"
break
elif test -e "${x}/lib64/liblua51.${y}"; then
lua_lib_path="${x}/lib64"
lua_lib_name="lua51"
break
elif test -e "${x}/lib32/liblua51.${y}"; then
lua_lib_path="${x}/lib32"
lua_lib_name="lua51"
break
elif test -e "${x}/liblua.${y}"; then
lua_lib_path="${x}"
lua_lib_name="lua"
break
elif test -e "${x}/lib/liblua.${y}"; then
lua_lib_path="${x}/lib"
lua_lib_name="lua"
break
elif test -e "${x}/lib64/liblua.${y}"; then
lua_lib_path="${x}/lib64"
lua_lib_name="lua"
break
elif test -e "${x}/lib32/liblua.${y}"; then
lua_lib_path="${x}/lib32"
lua_lib_name="lua"
break
else
lua_lib_path=""
lua_lib_name=""
fi
done
if test -n "$lua_lib_path"; then
break
fi
done
for x in ${test_paths}; do
if test -e "${x}/include/lua.h"; then
lua_inc_path="${x}/include"
break
elif test -e "${x}/lua.h"; then
lua_inc_path="${x}"
break
fi
dnl # Check some sub-paths as well
for lua_pkg_name in ${lua_lib_name} ${LUA_PKGNAMES}; do
if test -e "${x}/include/${lua_pkg_name}/lua.h"; then
lua_inc_path="${x}/include"
break
elif test -e "${x}/${lua_pkg_name}/lua.h"; then
lua_inc_path="${x}"
break
else
lua_inc_path=""
fi
done
if test -n "$lua_inc_path"; then
break
fi
done
if test -n "${lua_lib_path}" -a -n "${lua_inc_path}"; then
LUA_CONFIG=""
AC_MSG_RESULT([${lua_lib_path} ${lua_inc_path}])
LUA_VERSION="5.1"
LUA_CFLAGS="-I${lua_inc_path}"
LUA_LDADD="-l${lua_lib_name}"
LUA_LDFLAGS="-L${lua_lib_path}"
else
LUA_VERSION=""
AC_MSG_RESULT([no])
fi
fi
])
AC_SUBST(LUA_CFLAGS)
AC_SUBST(LUA_LDADD)
AC_SUBST(LUA_LDFLAGS)
if test -z "${LUA_VERSION}"; then
ifelse([$2], , AC_MSG_NOTICE([optional lua library not found]), $2)
else
AC_MSG_NOTICE([using lua v${LUA_VERSION}])
LUA_CFLAGS="-DWITH_LUA ${LUA_CFLAGS}"
ifelse([$1], , , $1)
fi
])
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