1 # Process this file with autoconf to produce a configure script.
3 AM_INIT_AUTOMAKE([msntp],[1.6])
4 AC_CONFIG_SRCDIR([header.h])
6 AM_CONFIG_HEADER(config.h)
11 # So far, the only shared library we might use is libopts.
12 # It's a small library - we might as well use a static version of it.
17 # NTP has (so far) been relying on leading-edge autogen.
18 # Therefore, by default:
19 # - use the version we ship with
21 # - build a static copy (AC_DISABLE_SHARED - done earlier)
22 case "${enable_local_libopts+set}" in
24 *) enable_local_libopts=yes ;;
26 case "${enable_libopts_install+set}" in
28 *) enable_libopts_install=no ;;
32 AC_MSG_CHECKING([[if $CC can handle #warning]])
33 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[#warning foo]])],[ac_cv_cpp_warning=yes],[ac_cv_cpp_warning=no])
34 AC_MSG_RESULT([$ac_cv_cpp_warning])
36 case "$ac_cv_cpp_warning" in
38 AC_DEFINE([NO_OPTION_NAME_WARNINGS], [1], [Should we avoid #warning on option name collisions?])
39 AC_MSG_RESULT([[Enabling NO_OPTION_NAME_WARNINGS as #warning does not work]])
43 # Checks for libraries.
45 # Checks for header files.
47 AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h limits.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h sys/time.h syslog.h unistd.h])
49 # Checks for typedefs, structures, and compiler characteristics.
55 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
56 ac_cv_have_ss_family_in_struct_ss, [
59 #include <sys/types.h>
60 #include <sys/socket.h>
62 [ struct sockaddr_storage s; s.ss_family = 1; ],
63 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
64 [ ac_cv_have_ss_family_in_struct_ss="no" ],
67 case "$ac_cv_have_ss_family_in_struct_ss" in
69 AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have ss_family?])
73 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
74 ac_cv_have___ss_family_in_struct_ss, [
77 #include <sys/types.h>
78 #include <sys/socket.h>
80 [ struct sockaddr_storage s; s.__ss_family = 1; ],
81 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
82 [ ac_cv_have___ss_family_in_struct_ss="no" ]
85 case "$ac_cv_have___ss_family_in_struct_ss" in
87 AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have __ss_family?])
91 case "$ac_cv_have_ss_family_in_struct_ss$ac_cv_have___ss_family_in_struct_ss" in
93 AC_DEFINE_UNQUOTED([ss_family], [__ss_family], [normalize ss_family access])
94 AC_DEFINE_UNQUOTED([ss_len], [__ss_len], [normalize ss_len access])
98 # Checks for library functions.
100 AC_FUNC_SETVBUF_REVERSED
102 AC_CHECK_FUNCS([alarm])
103 AC_CHECK_FUNC(gethostent, , AC_CHECK_LIB(nsl, gethostent, , , -lsocket))
104 AC_CHECK_FUNCS([gettimeofday inet_ntoa memset])
105 AC_CHECK_FUNCS(socket, , AC_CHECK_LIB(socket, socket))
106 AC_CHECK_FUNCS(sqrt, , AC_CHECK_LIB(m, sqrt))
107 AC_CHECK_FUNCS([strrchr])
110 *-*-hpux10.*) # at least for hppa2.0-hp-hpux10.20
114 *) CFLAGS="$CFLAGS -Wp,-H18816"
119 CFLAGS="$CFLAGS -DADJTIME_MISSING"
122 CFLAGS="$CFLAGS -DNONBLOCK_BROKEN"
126 AC_MSG_CHECKING(for bin subdirectory)
127 AC_ARG_WITH(binsubdir,
128 AC_HELP_STRING([--with-binsubdir], [bin ={bin,sbin}]),
129 use_binsubdir="$withval", use_binsubdir="bin")
131 case "$use_binsubdir" in
137 AC_MSG_ERROR([<$use_binsubdir> is illegal - must be "bin" or "sbin"])
140 AC_MSG_RESULT($use_binsubdir)
141 BINSUBDIR=$use_binsubdir
144 AC_CONFIG_FILES([Makefile])