114 lines
3.8 KiB
Plaintext
114 lines
3.8 KiB
Plaintext
# Use `make verison` to get Larry's version number (YYY_DDD) for today
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AC_PREREQ(2.61)
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AC_INIT(ntpclient, 2018_244, https://github.com/troglobit/ntpclient/issues,, https://github.com/troglobit/ntpclient)
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AM_INIT_AUTOMAKE([1.11 foreign dist-xz])
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AM_SILENT_RULES([yes])
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AC_CONFIG_SRCDIR([src/ntpclient.c])
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AC_CONFIG_HEADER([config.h])
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AC_CONFIG_FILES([Makefile src/Makefile docs/Makefile man/Makefile ntpclient.service])
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# Define necessary build flags
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AC_GNU_SOURCE
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AC_USE_SYSTEM_EXTENSIONS
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# Checks for programs.
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AC_PROG_CC
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AM_PROG_CC_C_O
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AC_PROG_GCC_TRADITIONAL
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AC_PROG_INSTALL
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# Required to check for libsystemd-dev
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PKG_PROG_PKG_CONFIG
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# Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS([arpa/inet.h netinet/in.h sys/ioctl.h sys/socket.h syslog.h],
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[], [],
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[
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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])
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# Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_UINT16_T
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AC_TYPE_UINT32_T
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AC_ARG_ENABLE(siocgstamp,
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[AS_HELP_STRING([--disable-siocgstamp], [Disable precision SIOCGSTAMP, for Linux pre 3.0])],
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[ac_enable_siocgstamp="$enableval"],
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[ac_enable_siocgstamp="yes"])
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AC_ARG_ENABLE(syslog,
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[AS_HELP_STRING([--disable-syslog], [Disable syslog support, log to stderr instead])],
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[ac_enable_syslog="$enableval"],
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[ac_enable_syslog="yes"])
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AC_ARG_ENABLE(obsolete,
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[AS_HELP_STRING([--enable-obsolete], [Use obsolete gettimeofday(), really old systems])],
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[ac_enable_obsolete="$enableval"],
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[ac_enable_obsolete="no"])
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AC_ARG_ENABLE(debug,
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[AS_HELP_STRING([--enable-debug], [Enable debug of NTP protocol])],
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[ac_enable_debug="$enableval"],
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[ac_enable_debug="no"])
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AC_ARG_ENABLE(replay,
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[AS_HELP_STRING([--enable-replay], [Enable analysis code path, developer mode])],
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[ac_enable_replay="$enableval"],
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[ac_enable_replay="no"])
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AC_ARG_ENABLE(mini,
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[AS_HELP_STRING([--enable-mini], [Really small ntpclient, from OpenWRT project])],
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[ac_enable_mini="$enableval"],
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[ac_enable_mini="no"])
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AC_ARG_WITH([systemd],
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[AS_HELP_STRING([--with-systemd=DIR], [Directory for systemd service files])],,
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[with_systemd=auto])
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AS_IF([test "x$ac_enable_siocgstamp" = "xyes"],
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AC_DEFINE([PRECISION_SIOCGSTAMP], [], [Enable precision SIOCGSTAMP, for all modern kernels]))
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AS_IF([test "x$ac_enable_obsolete" = "xyes"],
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AC_DEFINE([USE_OBSOLETE_GETTIMEOFDAY], [], [For RHEL 3.0, Ubuntu 4.10 and earlier]))
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AS_IF([test "x$ac_enable_debug" = "xyes"],
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AC_DEFINE([ENABLE_DEBUG], [], [Debug NTP protocol data]))
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AS_IF([test "x$ac_enable_syslog" = "xyes"],
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AC_DEFINE([ENABLE_SYSLOG], [], [Debug NTP protocol data]))
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AS_IF([test "x$ac_enable_replay" = "xyes"],
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AC_DEFINE([ENABLE_REPLAY], [], [Support for replay analysis from stdin]))
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AS_IF([test "x$with_systemd" = "xyes" -o "x$with_systemd" = "xauto"], [
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def_systemd=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
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AS_IF([test "x$def_systemd" = "x"],
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[AS_IF([test "x$with_systemd" = "xyes"],
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[AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
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with_systemd=no], [with_systemd="$def_systemd"])]
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)
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AS_IF([test "x$with_systemd" != "xno"],
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[AC_SUBST([systemddir], [$with_systemd])])
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AM_CONDITIONAL(SYSTEMD, [test "x$with_systemd" != "xno"])
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AM_CONDITIONAL(MINI, [test "x$ac_enable_mini" != "xno"])
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# Expand $sbindir early, into $SBINDIR, for systemd unit file
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# NOTE: This does *not* take prefix/exec_prefix override at "make
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# install" into account, unfortunately.
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test "x$prefix" = xNONE && prefix=$ac_default_prefix
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test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
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DOCDIR=`eval echo $docdir`
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DOCDIR=`eval echo $DOCDIR`
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AC_SUBST(DOCDIR)
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SBINDIR=`eval echo $sbindir`
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SBINDIR=`eval echo $SBINDIR`
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AC_SUBST(SBINDIR)
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# Generate all files
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AC_OUTPUT
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