nut/m4/nut_check_libneon.m4
2022-06-29 12:37:36 +02:00

87 lines
2.6 KiB
Text

dnl Check for LIBNEON compiler flags. On success, set nut_have_neon="yes"
dnl and set LIBNEON_CFLAGS and LIBNEON_LIBS. On failure, set
dnl nut_have_neon="no". This macro can be run multiple times, but will
dnl do the checking only once.
AC_DEFUN([NUT_CHECK_LIBNEON],
[
if test -z "${nut_have_neon_seen}"; then
nut_have_neon_seen=yes
NUT_CHECK_PKGCONFIG
dnl save CFLAGS and LIBS
CFLAGS_ORIG="${CFLAGS}"
LIBS_ORIG="${LIBS}"
AS_IF([test x"$have_PKG_CONFIG" = xyes],
[dnl See which version of the neon library (if any) is installed
dnl FIXME : Support detection of cflags/ldflags below by legacy
dnl discovery if pkgconfig is not there
AC_MSG_CHECKING(for libneon version via pkg-config (0.25.0 minimum required))
NEON_VERSION="`$PKG_CONFIG --silence-errors --modversion neon 2>/dev/null`"
if test "$?" != "0" -o -z "${NEON_VERSION}"; then
NEON_VERSION="none"
fi
AC_MSG_RESULT(${NEON_VERSION} found)
],
[NEON_VERSION="none"
AC_MSG_NOTICE([can not check libneon settings via pkg-config])
]
)
AC_MSG_CHECKING(for libneon cflags)
AC_ARG_WITH(neon-includes,
AS_HELP_STRING([@<:@--with-neon-includes=CFLAGS@:>@], [include flags for the neon library]),
[
case "${withval}" in
yes|no)
AC_MSG_ERROR(invalid option --with(out)-neon-includes - see docs/configure.txt)
;;
*)
CFLAGS="${withval}"
;;
esac
], [
AS_IF([test x"$have_PKG_CONFIG" = xyes],
[CFLAGS="`$PKG_CONFIG --silence-errors --cflags neon 2>/dev/null`" || CFLAGS="-I/usr/include/neon -I/usr/local/include/neon"],
[CFLAGS="-I/usr/include/neon -I/usr/local/include/neon"]
)]
)
AC_MSG_RESULT([${CFLAGS}])
AC_MSG_CHECKING(for libneon ldflags)
AC_ARG_WITH(neon-libs,
AS_HELP_STRING([@<:@--with-neon-libs=LIBS@:>@], [linker flags for the neon library]),
[
case "${withval}" in
yes|no)
AC_MSG_ERROR(invalid option --with(out)-neon-libs - see docs/configure.txt)
;;
*)
LIBS="${withval}"
;;
esac
], [
AS_IF([test x"$have_PKG_CONFIG" = xyes],
[LIBS="`$PKG_CONFIG --silence-errors --libs neon 2>/dev/null`" || LIBS="-lneon"],
[LIBS="-lneon"]
)]
)
AC_MSG_RESULT([${LIBS}])
dnl check if neon is usable
AC_CHECK_HEADERS(ne_xmlreq.h, [nut_have_neon=yes], [nut_have_neon=no], [AC_INCLUDES_DEFAULT])
AC_CHECK_FUNCS(ne_xml_dispatch_request, [], [nut_have_neon=no])
if test "${nut_have_neon}" = "yes"; then
dnl Check for connect timeout support in library (optional)
AC_CHECK_FUNCS(ne_set_connect_timeout ne_sock_connect_timeout)
LIBNEON_CFLAGS="${CFLAGS}"
LIBNEON_LIBS="${LIBS}"
fi
dnl restore original CFLAGS and LIBS
CFLAGS="${CFLAGS_ORIG}"
LIBS="${LIBS_ORIG}"
fi
])