# $NetBSD: configure.ac,v 1.18 2008/09/29 00:55:57 lukem Exp $
#
# Process this file with autoconf to produce a configure script.
AC_INIT([tnftpd], [20080929], [lukem@NetBSD.org])
AC_PREREQ([2.61])
AC_REVISION([$Revision: 1.18 $])
AS_SHELL_SANITIZE
AC_CONFIG_SRCDIR([tnftpd.h])
AC_CONFIG_AUX_DIR(build-aux)
AC_CONFIG_HEADERS([config.h])
#
# Arguments for which features are included.
#
AC_CANONICAL_TARGET
AC_ARG_PROGRAM
AC_ARG_ENABLE([ipv6],
[AS_HELP_STRING([--enable-ipv6],
[enable IPv6 support (if your OS supports it)
[default=enabled]])],
[opt_ipv6=$enableval],
[opt_ipv6=yes])
AC_ARG_ENABLE([builtinls],
[AS_HELP_STRING([--enable-builtinls],
[enable built-in /bin/ls
[default=enabled]])],
[opt_builtinls=$enableval],
[opt_builtinls=yes])
AC_ARG_WITH([pam],
[AS_HELP_STRING([--with-pam],
[enable support for Pluggable Authentication
Modules (PAM) authentication
[default=auto]])],
[],
[with_pam=auto])
AC_ARG_WITH([skey],
[AS_HELP_STRING([--with-skey],
[enable support for S/Key authentication
(not compatible with --with-pam)
[default=no]])],
[],
[with_skey=no])
#
# Autoheader templates symbols.
#
AH_TEMPLATE([HAVE_DIRFD_AS_MACRO],
[Define if dirfd() is a macro.])
AH_TEMPLATE([HAVE_POLL],
[Define if we have poll() and it is not emulated.])
AH_TEMPLATE([HAVE_PRINTF_QD],
[Define if *printf() uses %qd to print `long long'
(otherwise uses %lld).])
AH_TEMPLATE([HAVE_PRINTF_LONG_LONG],
[Define if `long long' is supported and
*printf() supports %lld or %qd to print them.])
AH_TEMPLATE([NO_INTERNAL_LS],
[Define if not using in-built /bin/ls code.])
AH_TEMPLATE([USE_INET6],
[Define if using IPv6 support.])
AH_TEMPLATE([USE_PAM],
[Define if using PAM authentication.])
AH_TEMPLATE([USE_SKEY],
[Define if using S/Key authentication.])
#
# Checks for programs.
#
AC_PROG_MAKE_SET
AC_PROG_CC
AC_PROG_AWK
AC_PROG_INSTALL
AC_PROG_MKDIR_P
AC_PROG_YACC
AC_CHECK_TOOL([AR], [ar], [:])
AC_CHECK_TOOL([RANLIB], [ranlib], [:])
#
# Checks for tool features.
#
AS_CASE([$target_os],
[darwin*],
[# Mac OS X linker needs -search_paths_first so our private libraries
# are used before system libraries.
#
old_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
AC_MSG_CHECKING([whether ld accepts -search_paths_first])
AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[int i;]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
LDFLAGS=$old_LDFLAGS])],
)
AC_PATH_PROG([PATH_YACC], [$YACC], [])
AS_IF([test "$PATH_YACC" = ""],
[AC_MSG_FAILURE([can't find yacc parser generator "$YACC"])])
#
# Checks for libraries.
#
AC_SEARCH_LIBS([crypt], [crypt])
AC_SEARCH_LIBS([pidfile], [util])
AC_SEARCH_LIBS([setproctitle], [util])
AC_SEARCH_LIBS([gethostbyname], [nsl])
AC_SEARCH_LIBS([socket],
[socket],
[],
[AC_CHECK_LIB([socket],
[socket],
[LIBS="-lsocket -lnsl $LIBS"],
[],
[-lnsl])])
#
# Checks for header files.
#
accheck_includes='
#include <stdio.h>
#if defined(HAVE_SYS_TYPES_H)
# include <sys/types.h>
#endif
#if defined(HAVE_SYS_STAT_H)
# include <sys/stat.h>
#endif
#if defined(STDC_HEADERS)
# include <stdarg.h>
# include <stdlib.h>
# include <string.h>
#endif
#if defined(HAVE_PWD_H)
# include <pwd.h>
#endif
#if defined(HAVE_FNMATCH_H)
# include <fnmatch.h>
#endif
#if defined(HAVE_UNISTD_H)
# include <unistd.h>
#endif
#if defined(HAVE_POLL_H)
# include <poll.h>
#elif defined(HAVE_SYS_POLL_H)
# include <sys/poll.h>
#endif
#if defined(HAVE_SYS_SOCKET_H)
# include <sys/socket.h>
#endif
#if defined(HAVE_NETINET_IN_H)
# include <netinet/in.h>
#endif
#if defined(HAVE_NETINET_IN_SYSTM_H)
# include <netinet/in_systm.h>
#endif
#if defined(HAVE_NETDB_H)
# include <netdb.h>
#endif
#if defined(HAVE_ARPA_INET_H)
# include <arpa/inet.h>
#endif
#if defined(HAVE_DIRENT_H)
# include <dirent.h>
#else
# define dirent direct
# if defined(HAVE_SYS_NDIR_H)
# include <sys/ndir.h>
# endif
# if defined(HAVE_SYS_DIR_H)
# include <sys/dir.h>
# endif
# if defined(HAVE_NDIR_H)
# include <ndir.h>
# endif
#endif
' # accheck_includes
AC_CHECK_HEADERS([sys/types.h sys/ioctl.h sys/mman.h sys/param.h \
sys/stat.h sys/socket.h sys/syslimits.h \
sys/sysmacros.h sys/time.h sys/wait.h],
[], [], [$accheck_includes])
AC_HEADER_DIRENT
AC_HEADER_RESOLV
AC_HEADER_STAT
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_TIOCGWINSZ
AC_CHECK_HEADERS([sys/resource.h \
arpa/inet.h arpa/nameser.h arpa/telnet.h err.h \
fcntl.h fnmatch.h grp.h libutil.h limits.h locale.h \
netinet/in.h netinet/in_systm.h netinet/ip.h \
paths.h poll.h pwd.h sys/poll.h \
setjmp.h signal.h stddef.h syslog.h termios.h \
unistd.h util.h utime.h utmp.h],
[], [], [$accheck_includes])
#
# Checks for typedefs, structures, and compiler characteristics.
#
AC_CHECK_DECLS([AI_NUMERICHOST, FNM_CASEFOLD,
crypt, fclose, h_errno, pclose, optarg, optind, optreset],
[], [], [$accheck_includes])
AC_TYPE_LONG_DOUBLE
AC_TYPE_LONG_LONG_INT
AC_TYPE_UINT32_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_STRUCT_TM
AC_CHECK_MEMBERS([struct sockaddr.sa_len, struct sockaddr_in.sin_len,
DIR.dd_fd, DIR.__dd_fd, struct dirent.d_namlen,
struct passwd.pw_change, struct passwd.pw_expire],
[], [], [$accheck_includes])
AC_CHECK_TYPES([in_port_t, sa_family_t, socklen_t, struct addrinfo],
[], [], [$accheck_includes])
AC_SYS_LARGEFILE
# If IPv6 is enabled, check for necessary items.
#
AS_IF([test "$opt_ipv6" = yes],
[AC_CHECK_DECLS([AF_INET6, NS_IN6ADDRSZ], [], [opt_ipv6=no],
[$accheck_includes
#if defined(HAVE_ARPA_NAMESER_H)
#include <arpa/nameser.h>
#endif
])
AC_CHECK_TYPES([struct sockaddr_in6], [], [opt_ipv6=no],
[$accheck_includes])
AC_MSG_CHECKING([required functionality for IPv6])
AS_IF([test "$opt_ipv6" = yes],
[AC_MSG_RESULT([yes])
AC_DEFINE([USE_INET6], [1])],
[AC_MSG_RESULT([no])])
])
#
# Checks for library functions.
#
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_FORK
AC_FUNC_FSEEKO
AC_FUNC_STRCOLL
AC_REPLACE_FUNCS([daemon err fgetln fparseln \
getaddrinfo getgrouplist getnameinfo getusershell \
inet_net_pton inet_ntop inet_pton mkstemp \
sl_init snprintf strdup strerror strsuftollx \
strlcat strlcpy strsep usleep])
AC_CHECK_FUNCS([dirfd getcwd gethostbyaddr gethostbyname gethostbyname2 \
gethostname getrusage getspnam gettimeofday \
isascii madvise memmove memset mmap pidfile realpath \
select setlogin setproctitle setegid seteuid \
setresgid setresuid strcasecmp strtol strtoul vfork])
AS_IF([test "$ac_cv_func_dirfd" = no],
[AC_MSG_CHECKING([whether dirfd() is a macro])
AC_EGREP_CPP([have_dirfd_as_macro], [
$accheck_includes
#if defined(dirfd)
have_dirfd_as_macro
#endif],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_DIRFD_AS_MACRO], [1])],
[AC_MSG_RESULT([no])])])
# Always replace glob(); the vendor's may not be secure.
#
AC_LIBOBJ([glob])
# Replace fnmatch() if FNM_CASEFOLD isn't supported.
#
AS_IF([test "$ac_cv_have_decl_FNM_CASEFOLD" != yes], [AC_LIBOBJ([fnmatch])])
# If getusershell() is available, check for declaration.
#
AS_IF([test "$ac_cv_func_getusershell" = yes], [AC_CHECK_DECLS([getusershell])])
# We assume that if sprintf() supports %lld or %qd,
# then all of *printf() does. If not, disable long long
# support because we don't know how to display it.
#
AS_IF([test "$ac_cv_type_long_long_int" = yes],
[AC_MSG_CHECKING([*printf() support for %lld])
can_printf_longlong=no
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
int main() {
char buf[100];
sprintf(buf, "%lld", 4294967300LL);
return (strcmp(buf, "4294967300"));
}
]])],
[AC_MSG_RESULT([yes])
can_printf_longlong=yes],
[AC_MSG_RESULT([no])],
[AC_MSG_RESULT([unknown - cross-compiling])])
AS_IF([test "$can_printf_longlong" != yes],
[AC_MSG_CHECKING([*printf() support for %qd])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
int main() {
char buf[100];
sprintf(buf, "%qd", 4294967300LL);
return (strcmp(buf, "4294967300"));
}
]])],
[AC_MSG_RESULT([yes])
can_printf_longlong=yes
AC_DEFINE([HAVE_PRINTF_QD], [1])],
[AC_MSG_RESULT([no])],
[AC_MSG_RESULT([unknown - cross-compiling])])])
AC_MSG_CHECKING([whether *printf() can print long long ints])
AS_IF([test "$can_printf_longlong" = yes],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_PRINTF_LONG_LONG], [1])
AC_REPLACE_FUNCS([strtoll])],
[AC_MSG_RESULT([no])])])
# Handle Darwin 7 having a poll() compatibility function,
# and don't use it if it's emulated.
# Be conservative, if we don't find one of poll.h or sys/poll.h,
# don't attempt to use poll().
#
AC_CHECK_TYPES([struct pollfd], [], [], [$accheck_includes])
AC_CHECK_FUNC([poll],
[AC_CHECK_DECL([_POLL_EMUL_H_],
[],
[AC_DEFINE([HAVE_POLL], [1])],
[$accheck_includes])])
# Replace sl_init() (et al) if it provides the older API.
#
AS_IF([test "$ac_cv_func_sl_init" = yes],
[AC_MSG_CHECKING([whether sl_add() returns int])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stringlist.h>]],
[[int f = sl_add((StringList *)0,
"foo");]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no - using local version])
AC_LIBOBJ([sl_init])],
[AC_MSG_RESULT([unknown - cross-compiling])])])
# Replace getaddrinfo() if missing or AI_NUMERICHOST isn't declared.
#
AC_MSG_CHECKING([whether getaddrinfo() is usuable])
AS_IF([test "$ac_cv_have_decl_AI_NUMERICHOST" = yes],
[AC_MSG_RESULT([yes])],
[AS_IF([test "$ac_cv_func_getaddrinfo" = yes],
[AC_LIBOBJ([getaddrinfo])
AC_MSG_RESULT([no - using local version])],
[AC_MSG_RESULT([using local version])])])
# Check for PAM.
#
AS_IF([test "$with_pam" != no],
[AC_CHECK_LIB([pam],
[pam_start],
[LIBS="-lpam $LIBS"
AC_CHECK_HEADERS([security/pam_appl.h],
[],
[AC_CHECK_HEADERS([pam/pam_appl.h],
[],
[AC_MSG_FAILURE(
[--with-pam was given, but pam_appl.h wasn't found])])])
AC_DEFINE([USE_PAM], [1])
with_pam=yes],
[AS_IF([test "$with_pam" != "auto"],
[AC_MSG_FAILURE(
[--with-pam was given, but pam_start() wasn't found])])
with_pam=no])])
# Check for S/Key.
#
AS_IF([test "$with_skey" != no],
AS_IF([test "$with_pam" != no],
[AC_MSG_ERROR([--with-skey is not compatible with --with-pam])])
[AC_CHECK_LIB([skey],
[skey_haskey],
[LIBS="-lskey $LIBS"
AC_DEFINE([USE_SKEY], [1])
with_skey=yes,
AC_CHECK_HEADERS([skey.h])],
[AS_IF([test "$with_skey" != auto],
[AC_MSG_FAILURE(
[--with-skey was given, but skey_haskey() wasn't found])])
with_skey=no])])
# Tests for items required for inbuilt ls.
#
AS_IF([test "$opt_builtinls" = yes],
[AC_CHECK_HEADERS([fts.h])
AC_REPLACE_FUNCS([fts_open strmode user_from_uid])
AC_MSG_CHECKING([whether fts.h and fts_open() are usable])
AS_IF([test "$ac_cv_header_fts_h" = yes],
[AC_MSG_RESULT([yes])],
[AS_IF([test "$ac_cv_func_fts_open" = yes],
[AC_LIBOBJ([fts_open])
AC_MSG_RESULT([no - using local version])],
[AC_MSG_RESULT([using local version])])])
LSOBJS="cmp.o ls.o print.o util.o"],
[AC_DEFINE([NO_INTERNAL_LS], [1])])
# Build libnetbsd if necessary.
#
AS_IF([test -n "$LIBOBJS"],
[INCLUDES="$INCLUDES -I\${srcdir}/../libnetbsd"
LDFLAGS="$LDFLAGS -L../libnetbsd"
LIBS="$LIBS -lnetbsd"
LIBNETBSD=libnetbsd.a
LIBDEPENDS="$LIBDEPENDS ../libnetbsd/libnetbsd.a"])
# Display feature results.
#
AC_MSG_NOTICE([ === Configuration results ===])
AC_MSG_NOTICE([Package: $PACKAGE_STRING])
AC_MSG_NOTICE([IPv6 support: $opt_ipv6])
AC_MSG_NOTICE([Built-in /bin/ls: $opt_builtinls])
AC_MSG_NOTICE([PAM authentication: $with_pam])
AC_MSG_NOTICE([S/Key authentication: $with_skey])
AC_MSG_NOTICE([ =============================])
#
# Create the Makefiles.
#
AC_SUBST(INCLUDES)
AC_SUBST(LIBNETBSD)
AC_SUBST(LIBDEPENDS)
AC_SUBST(LSOBJS)
AC_CONFIG_FILES([
Makefile
libnetbsd/Makefile
src/Makefile
])
AC_OUTPUT