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dnl Process this file with autoconf to produce a configure script.
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dnl Minimum Autoconf version required.
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AC_PREREQ(2.59)
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AC_INIT([fping],[4.3])
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AC_GNU_SOURCE
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dnl --disable-ipv4
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AC_ARG_ENABLE([ipv4],
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AS_HELP_STRING([--disable-ipv4], [Disable support for pinging IPv4 hosts]))
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AM_CONDITIONAL([IPV4], [test "x$enable_ipv4" != "xno"])
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AM_COND_IF([IPV4], [AC_DEFINE([IPV4], [1], [IPv4 enabled])])
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dnl --disable-ipv6
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AC_ARG_ENABLE([ipv6],
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AS_HELP_STRING([--disable-ipv6], [Disable support for pinging IPv6 hosts]))
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AS_IF([test "x$enable_ipv6" != "xno"], [
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dnl Test if IPv6 is supported
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AC_CHECK_HEADERS([netinet/icmp6.h], [have_ipv6="yes"], [], [[
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#include <netinet/in.h>
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#include <sys/types.h>
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]])
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])
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dnl Can't disable both IPv4 and IPv6
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AS_IF([test "x$enable_ipv4" = "xno" -a "x$enable_ipv6" = "xno"], [
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AC_MSG_ERROR([Need to enable IPv4 or IPv6. Can't disable both!)])
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])
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dnl IPv6 required, but not supported?
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AS_IF([test \( "x$enable_ipv6" = "xyes" -o "x$enable_ipv4" = "xno" \) -a "x$have_ipv6" != "xyes" ], [
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AC_MSG_ERROR([IPv6 not supported on this platform (netinet/icmp6.h header not found)])
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])
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AM_CONDITIONAL([IPV6], [test "x$have_ipv6" = "xyes"])
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AM_COND_IF([IPV6], [AC_DEFINE([IPV6], [1], [IPv6 enabled])])
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AC_ARG_ENABLE([timestamp],
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AS_HELP_STRING([--disable-timestamp], [Disable kernel-based packet timestaping (SO_TIMESTAMP)]))
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AS_IF([test "x$enable_timestamp" != "xno"], [
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AC_CHECK_DECL([SO_TIMESTAMP], [AC_DEFINE(HAVE_SO_TIMESTAMP, [1], [SO_TIMESTAMP is defined])], [have_so_timestamp="no"], [#include <sys/types.h>
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#include <sys/socket.h>])
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])
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dnl Test if --enable-timestamp is explicitely enabled and make an error if this platform doesn't support it
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AS_IF([test "x$enable_timestamp" = "xyes" -a "x$have_so_timestamp" = "xno"], [
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AC_MSG_ERROR([--enable-timestamp not supported on this platform])
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])
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AC_ARG_ENABLE([safe-limits],
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AS_HELP_STRING([--enable-safe-limits], [Restrict timing parameters (-i, -p) within "safe" limits]))
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AS_IF([test "x$enable_safe_limits" = "xyes"], [
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AC_DEFINE(FPING_SAFE_LIMITS, [1], [safe limits should be enforced])])
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AC_CANONICAL_TARGET
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AM_INIT_AUTOMAKE([-Wall -Werror foreign])
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AM_MAINTAINER_MODE
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AC_CONFIG_HEADERS([config.h])
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dnl 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_CC_STDC
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AC_PROG_CPP
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AC_PROG_INSTALL
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dnl Checks for libraries.
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AC_CHECK_FUNC(gethostbyname)
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if test $ac_cv_func_gethostbyname = no; then
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AC_CHECK_LIB(nsl, gethostbyname)
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fi
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AC_CHECK_FUNC(connect)
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if test $ac_cv_func_connect = no; then
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AC_CHECK_LIB(socket, connect)
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fi
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AH_TOP([
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#ifndef CONFIG_H
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#define CONFIG_H
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])
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AH_BOTTOM([
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/* some OSes do not define this ... lets take a wild guess */
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#ifndef INADDR_NONE
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# define INADDR_NONE 0xffffffffU
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#endif
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#endif /* CONFIG_H */
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])
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dnl Checks for header files.
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AC_CHECK_HEADERS([unistd.h sys/file.h stdlib.h sys/select.h])
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AC_CONFIG_FILES([Makefile
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doc/Makefile
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src/Makefile])
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AC_OUTPUT
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