tmate/configure.ac
Thomas Adam 796974ddf6 Check setupterm() in libtinfo also
Some ncurses packages have build time configuration options to separate its
different parts into separate libraries.  Some Linux distributions in
particular separate out the terminfo routines in to libtinfo.

This change teaches configure that setupterm() can also be found there.
2013-10-05 12:44:29 +01:00

498 lines
11 KiB
Plaintext

# $Id$
# Miscellaneous autofoo bullshit.
AC_INIT(tmux, 1.9)
AC_CONFIG_AUX_DIR(etc)
AM_INIT_AUTOMAKE([foreign subdir-objects])
AC_CANONICAL_HOST
# When CFLAGS isn't set at this stage and gcc is detected by the macro below,
# autoconf will automatically use CFLAGS="-O2 -g". Prevent that by using an
# empty default.
: ${CFLAGS=""}
# Set up the compiler in two different ways and say yes we may want to install.
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_INSTALL
# Default tmux.conf goes in /etc not ${prefix}/etc.
test "$sysconfdir" = '${prefix}/etc' && sysconfdir=/etc
# Check for various headers. Alternatives included from compat.h.
AC_CHECK_HEADERS(
[ \
bitstring.h \
curses.h \
dirent.h \
fcntl.h \
inttypes.h \
libutil.h \
ncurses.h \
ndir.h \
paths.h \
pty.h \
stdint.h \
sys/dir.h \
sys/ndir.h \
sys/tree.h \
term.h \
util.h \
]
)
# Is this a debug build?
found_debug=yes
AC_ARG_ENABLE(
debug,
AC_HELP_STRING(--enable-debug, create a debug build),
found_debug=$enable_debug
)
AM_CONDITIONAL(IS_DEBUG, test "x$found_debug" = xyes)
# Is this a static build?
AC_ARG_ENABLE(
static,
AC_HELP_STRING(--enable-static, create a static build),
found_static=$enable_static
)
if test "x$found_static" = xyes; then
LDFLAGS="$LDFLAGS -static"
fi
# Is this gcc?
AM_CONDITIONAL(IS_GCC, test "x$GCC" = xyes)
AC_MSG_CHECKING(for gcc that whines about -I)
AC_EGREP_CPP(
yes,
[
#if __GNUC__ > 3
yes
#endif
],
found_gcc4=yes,
found_gcc4=no
)
AM_CONDITIONAL(IS_GCC4, test "x$found_gcc4" = xyes)
AC_MSG_RESULT($found_gcc4)
# Is this Sun CC?
AC_EGREP_CPP(
yes,
[
#ifdef __SUNPRO_C
yes
#endif
],
found_suncc=yes,
found_suncc=no
)
AM_CONDITIONAL(IS_SUNCC, test "x$found_suncc" = xyes)
# Is this glibc?
AC_MSG_CHECKING(for glibc)
AC_EGREP_CPP(
yes,
[
#include <features.h>
#ifdef __GLIBC__
yes
#endif
],
found_glibc=yes,
found_glibc=no
)
AM_CONDITIONAL(IS_GLIBC, test "x$found_glibc" = xyes)
AC_MSG_RESULT($found_glibc)
# Look for clock_gettime. Must come before event_init.
AC_SEARCH_LIBS(clock_gettime, rt)
# Look for libevent.
PKG_CHECK_MODULES(
LIBEVENT,
libevent,
[
CPPFLAGS="$LIBEVENT_CFLAGS $CPPFLAGS"
LIBS="$LIBEVENT_LIBS $LIBS"
found_libevent=yes
],
[
AC_SEARCH_LIBS(
event_init,
[event event-1.4 event2],
found_libevent=yes,
found_libevent=no
)
]
)
if test "x$found_libevent" = xno; then
AC_MSG_ERROR("libevent not found")
fi
# Look for curses.
AC_SEARCH_LIBS(
setupterm,
[terminfo curses ncurses tinfo],
found_curses=yes,
found_curses=no
)
if test "x$found_curses" = xno; then
AC_MSG_ERROR("curses not found")
fi
# Check for b64_ntop.
AC_MSG_CHECKING(for b64_ntop)
AC_TRY_LINK(
[
#include <sys/types.h>
#include <netinet/in.h>
#include <resolv.h>
],
[b64_ntop(NULL, 0, NULL, 0);],
found_b64_ntop=yes,
found_b64_ntop=no
)
if test "x$found_b64_ntop" = xno; then
AC_MSG_RESULT(no)
AC_MSG_CHECKING(for b64_ntop with -lresolv)
LIBS="$LIBS -lresolv"
AC_TRY_LINK(
[
#include <sys/types.h>
#include <netinet/in.h>
#include <resolv.h>
],
[b64_ntop(NULL, 0, NULL, 0);],
found_b64_ntop=yes,
found_b64_ntop=no
)
if test "x$found_b64_ntop" = xno; then
AC_MSG_RESULT(no)
fi
fi
if test "x$found_b64_ntop" = xyes; then
AC_DEFINE(HAVE_B64_NTOP)
AC_MSG_RESULT(yes)
fi
AM_CONDITIONAL(NO_B64_NTOP, [test "x$found_b64_ntop" = xno])
# Look for networking libraries.
AC_SEARCH_LIBS(inet_ntoa, nsl)
AC_SEARCH_LIBS(socket, socket)
AC_CHECK_LIB(xnet, socket)
# Check for CMSG_DATA. Some platforms require _XOPEN_SOURCE_EXTENDED (for
# example see xopen_networking(7) on HP-UX).
XOPEN_DEFINES=
AC_MSG_CHECKING(for CMSG_DATA)
AC_EGREP_CPP(
yes,
[
#include <sys/socket.h>
#ifdef CMSG_DATA
yes
#endif
],
found_cmsg_data=yes,
found_cmsg_data=no
)
AC_MSG_RESULT($found_cmsg_data)
if test "x$found_cmsg_data" = xno; then
AC_MSG_CHECKING(if CMSG_DATA needs _XOPEN_SOURCE_EXTENDED)
AC_EGREP_CPP(
yes,
[
#define _XOPEN_SOURCE 1
#define _XOPEN_SOURCE_EXTENDED 1
#include <sys/socket.h>
#ifdef CMSG_DATA
yes
#endif
],
found_cmsg_data=yes,
found_cmsg_data=no
)
AC_MSG_RESULT($found_cmsg_data)
if test "x$found_cmsg_data" = xyes; then
XOPEN_DEFINES="-D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED"
else
AC_MSG_ERROR("CMSG_DATA not found")
fi
fi
AC_SUBST(XOPEN_DEFINES)
# Look for imsg in libutil. compat/imsg.c is linked by Makefile.am if missing.
AC_SEARCH_LIBS(imsg_init, util, found_imsg_init=yes, found_imsg_init=no)
if test "x$found_imsg_init" = xyes; then
AC_DEFINE(HAVE_IMSG)
fi
AM_CONDITIONAL(NO_IMSG, [test "x$found_imsg_init" = xno])
# Look for forkpty in libutil. compat/forkpty-*.c is linked if not found.
AC_SEARCH_LIBS(forkpty, util, found_forkpty=yes, found_forkpty=no)
if test "x$found_forkpty" = xyes; then
AC_DEFINE(HAVE_FORKPTY)
fi
AM_CONDITIONAL(NO_FORKPTY, [test "x$found_forkpty" = xno])
# Look for closefrom, compat/closefrom.c used if missing.
AC_CHECK_FUNC(closefrom, found_closefrom=yes, found_closefrom=no)
if test "x$found_closefrom" = xyes; then
AC_DEFINE(HAVE_CLOSEFROM)
fi
AM_CONDITIONAL(NO_CLOSEFROM, [test "x$found_closefrom" = xno])
# Look for daemon, compat/daemon.c used if missing.
AC_CHECK_FUNC(daemon, found_daemon=yes, found_daemon=no)
if test "x$found_daemon" = xyes; then
AC_DEFINE(HAVE_DAEMON)
fi
AM_CONDITIONAL(NO_DAEMON, [test "x$found_daemon" = xno])
# Look for setenv, compat/setenv.c used if missing.
AC_CHECK_FUNC(setenv, found_setenv=yes, found_setenv=no)
if test "x$found_setenv" = xyes; then
AC_DEFINE(HAVE_SETENV)
fi
AM_CONDITIONAL(NO_SETENV, [test "x$found_setenv" = xno])
# Look for strlcpy, compat/strlcpy.c used if missing.
AC_CHECK_FUNC(strlcpy, found_strlcpy=yes, found_strlcpy=no)
if test "x$found_strlcpy" = xyes; then
AC_DEFINE(HAVE_STRLCPY)
fi
AM_CONDITIONAL(NO_STRLCPY, [test "x$found_strlcpy" = xno])
# Look for strlcat, compat/strlcat.c used if missing.
AC_CHECK_FUNC(strlcat, found_strlcat=yes, found_strlcat=no)
if test "x$found_strlcat" = xyes; then
AC_DEFINE(HAVE_STRLCAT)
fi
AM_CONDITIONAL(NO_STRLCAT, [test "x$found_strlcat" = xno])
# Look for asprintf, compat/asprintf.c used if missing.
AC_CHECK_FUNC(asprintf, found_asprintf=yes, found_asprintf=no)
if test "x$found_asprintf" = xyes; then
AC_DEFINE(HAVE_ASPRINTF)
fi
AM_CONDITIONAL(NO_ASPRINTF, [test "x$found_asprintf" = xno])
# Look for fgetln, compat/fgetln.c used if missing.
AC_CHECK_FUNC(fgetln, found_fgetln=yes, found_fgetln=no)
if test "x$found_fgetln" = xyes; then
AC_DEFINE(HAVE_FGETLN)
fi
AM_CONDITIONAL(NO_FGETLN, [test "x$found_fgetln" = xno])
# Look for strcasestr, compat/strcasestr.c used if missing.
AC_CHECK_FUNC(strcasestr, found_strcasestr=yes, found_strcasestr=no)
if test "x$found_strcasestr" = xyes; then
AC_DEFINE(HAVE_STRCASESTR)
fi
AM_CONDITIONAL(NO_STRCASESTR, [test "x$found_strcasestr" = xno])
# Look for strsep, compat/strsep.c used if missing.
AC_CHECK_FUNC(strsep, found_strsep=yes, found_strsep=no)
if test "x$found_strsep" = xyes; then
AC_DEFINE(HAVE_STRSEP)
fi
AM_CONDITIONAL(NO_STRSEP, [test "x$found_strsep" = xno])
# Look for strtonum, compat/strtonum.c used if missing.
AC_CHECK_FUNC(strtonum, found_strtonum=yes, found_strtonum=no)
if test "x$found_strtonum" = xyes; then
AC_DEFINE(HAVE_STRTONUM)
fi
AM_CONDITIONAL(NO_STRTONUM, [test "x$found_strtonum" = xno])
# Look for strnvis, compat/{vis,unvis}.c used if missing.
AC_CHECK_FUNC(strnvis, found_strnvis=yes, found_strnvis=no)
if test "x$found_strnvis" = xyes; then
AC_DEFINE(HAVE_VIS)
fi
AM_CONDITIONAL(NO_VIS, [test "x$found_strnvis" = xno])
# Look for cfmakeraw, compat/cfmakeraw.c used if missing.
AC_CHECK_FUNC(cfmakeraw, found_cfmakeraw=yes, found_cfmakeraw=no)
if test "x$found_cfmakeraw" = xyes; then
AC_DEFINE(HAVE_CFMAKERAW)
fi
AM_CONDITIONAL(NO_CFMAKERAW, [test "x$found_cfmakeraw" = xno])
# Look for getopt. glibc's getopt does not enforce argument order and the ways
# of making it do so are stupid, so just use our own instead.
AC_CHECK_FUNC(getopt, found_getopt=yes, found_getopt=no)
if test "x$found_getopt" != xno; then
AC_CHECK_DECLS(
[optarg, optind, optreset],
,
found_getopt=no,
[
#include <unistd.h>
]
)
if test "x$found_getopt" != xno; then
AC_MSG_CHECKING(if system getopt should be avoided)
if test "x$found_glibc" = xyes; then
found_getopt=no
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
AC_DEFINE(HAVE_GETOPT)
fi
fi
fi
AM_CONDITIONAL(NO_GETOPT, [test "x$found_getopt" = xno])
# Check for some functions that are replaced or omitted.
AC_CHECK_FUNCS(
[ \
bzero \
dirfd \
setproctitle \
sysconf \
cfmakeraw \
]
)
# Check for BSD-style integer types.
AC_MSG_CHECKING(for BSD-style unsigned types)
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[
#include <sys/types.h>
#ifdef HAVE_STDINT_H
#include <stdint.h>
#else
#include <inttypes.h>
#endif
int main(void)
{ u_int8_t u8; u_int16_t u16; u_int32_t u32; u_int64_t u64; }
])],
[AC_DEFINE(HAVE_BSD_TYPES) AC_MSG_RESULT(yes)],
AC_MSG_RESULT(no)
)
# Look for a suitable queue.h.
AC_CHECK_DECL(
TAILQ_PREV,
found_queue_h=yes,
found_queue_h=no,
[#include <sys/queue.h>]
)
AC_CHECK_DECL(
TAILQ_REPLACE,
,
found_queue_h=no,
[#include <sys/queue.h>]
)
if test "x$found_queue_h" = xyes; then
AC_DEFINE(HAVE_QUEUE_H)
fi
# Look for __progname.
AC_MSG_CHECKING(for __progname)
AC_LINK_IFELSE([AC_LANG_SOURCE(
[
#include <stdio.h>
#include <stdlib.h>
extern char *__progname;
int main(void) {
const char *cp = __progname;
printf("%s\n", cp);
exit(0);
}
])],
[AC_DEFINE(HAVE___PROGNAME) AC_MSG_RESULT(yes)],
AC_MSG_RESULT(no)
)
# Look for fcntl(F_CLOSEM).
AC_CHECK_DECL(
F_CLOSEM,
AC_DEFINE(HAVE_FCNTL_CLOSEM),
,
[#include <fcntl.h>]
)
# Look for /proc/$$.
AC_MSG_CHECKING(for /proc/\$\$)
if test -d /proc/$$; then
AC_DEFINE(HAVE_PROC_PID)
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
# Man page defaults to mdoc.
MANFORMAT=mdoc
AC_SUBST(MANFORMAT)
# Figure out the platform for osdep-*.c and forkpty-*.c.
AC_MSG_CHECKING(platform)
case "$host_os" in
*aix*)
AC_MSG_RESULT(aix)
PLATFORM=aix
;;
*darwin*)
AC_MSG_RESULT(darwin)
AC_DEFINE(BROKEN_CMSG_FIRSTHDR)
PLATFORM=darwin
;;
*dragonfly*)
AC_MSG_RESULT(dragonfly)
PLATFORM=dragonfly
;;
*linux*)
AC_MSG_RESULT(linux)
PLATFORM=linux
;;
*freebsd*)
AC_MSG_RESULT(freebsd)
PLATFORM=freebsd
;;
*netbsd*)
AC_MSG_RESULT(netbsd)
PLATFORM=netbsd
;;
*openbsd*)
AC_MSG_RESULT(openbsd)
PLATFORM=openbsd
;;
*sunos*)
AC_MSG_RESULT(sunos)
PLATFORM=sunos
;;
*solaris*)
AC_MSG_RESULT(sunos)
PLATFORM=sunos
MANFORMAT=man
;;
*hpux*)
AC_MSG_RESULT(hpux)
PLATFORM=hpux
;;
*)
AC_MSG_RESULT(unknown)
PLATFORM=unknown
;;
esac
AC_SUBST(PLATFORM)
AM_CONDITIONAL(IS_AIX, test "x$PLATFORM" = xaix)
AM_CONDITIONAL(IS_DARWIN, test "x$PLATFORM" = xdarwin)
AM_CONDITIONAL(IS_DRAGONFLY, test "x$PLATFORM" = xdragonfly)
AM_CONDITIONAL(IS_LINUX, test "x$PLATFORM" = xlinux)
AM_CONDITIONAL(IS_FREEBSD, test "x$PLATFORM" = xfreebsd)
AM_CONDITIONAL(IS_NETBSD, test "x$PLATFORM" = xnetbsd)
AM_CONDITIONAL(IS_OPENBSD, test "x$PLATFORM" = xopenbsd)
AM_CONDITIONAL(IS_SUNOS, test "x$PLATFORM" = xsunos)
AM_CONDITIONAL(IS_HPUX, test "x$PLATFORM" = xhpux)
AM_CONDITIONAL(IS_UNKNOWN, test "x$PLATFORM" = xunknown)
# autoconf should create a Makefile. A shock!
AC_OUTPUT(Makefile)