dnl Process this file with autoconf to produce a configure script.
AC_REVISION([$Id: configure.in,v 1.45 2003/09/18 21:21:25 crosser Exp $])dnl

dnl $Log: configure.in,v $
dnl Revision 1.45  2003/09/18 21:21:25  crosser
dnl bugfix: enclose ||'s in brackets properly
dnl
dnl Revision 1.44  2003/09/15 16:34:56  crosser
dnl make this a release
dnl
dnl Revision 1.43  2003/09/14 21:16:17  crosser
dnl I hardly beleive it but the new varpool thing seems to work!
dnl
dnl Revision 1.42  2003/09/14 20:21:32  crosser
dnl make release before breaking compatibility
dnl
dnl Revision 1.41  2003/09/14 11:47:29  crosser
dnl a few AC_TYPE macros for types used
dnl
dnl Revision 1.40  2003/09/13 19:39:32  crosser
dnl new version
dnl
dnl Revision 1.39  2003/09/13 11:41:16  crosser
dnl make new header parsing actually work
dnl
dnl Revision 1.38  2003/09/12 15:22:41  crosser
dnl break parsing to separate modules (just placeholders for now)
dnl
dnl Revision 1.37  2003/09/12 14:18:34  crosser
dnl placeholders for header processors
dnl
dnl Revision 1.36  2003/09/11 18:52:27  crosser
dnl add todo, start new version
dnl
dnl Revision 1.35  2003/09/11 17:15:57  crosser
dnl make queue file renaming on sigsegv configurable option
dnl
dnl Revision 1.34  2003/09/11 14:44:27  crosser
dnl do not try to scan zero size file
dnl
dnl Revision 1.33  2003/09/11 05:30:38  crosser
dnl cosmetics and typos
dnl
dnl Revision 1.32  2003/09/10 17:00:54  crosser
dnl bump version
dnl
dnl Revision 1.31  2003/09/10 09:55:02  crosser
dnl bump version
dnl
dnl Revision 1.30  2003/09/09 17:02:01  crosser
dnl dispatch_ct introduced to invoke appropriate content processors
dnl depending on content-type of the body(part)
dnl
dnl Revision 1.29  2003/09/08 12:55:55  crosser
dnl make static and dynamic plugins syntactically identical
dnl
dnl Revision 1.28  2003/09/05 21:09:57  crosser
dnl make check uses private configuration
dnl
dnl Revision 1.27  2003/09/05 17:43:27  crosser
dnl placeholders for body decoders
dnl
dnl Revision 1.26  2003/09/05 10:10:42  crosser
dnl make config parameter "gcfg.modconfdir" and access method
dnl
dnl Revision 1.25  2003/09/04 21:23:21  crosser
dnl use strlcpy;
dnl check_ct: regex matching works
dnl
dnl Revision 1.24  2003/09/03 21:09:22  crosser
dnl completed switch from (start,len) pairs to slab_t descriptors
dnl pass opaque attribute block between stages - so could separate
dnl breakrfc822 into two stages (multibody is separate now)
dnl
dnl Revision 1.23  2003/09/03 19:41:39  crosser
dnl work in progress on changed calling conventions
dnl
dnl Revision 1.22  2003/09/03 16:07:43  crosser
dnl make pid file
dnl make zmsctl look and work without termios
dnl make zmsctl use socket name from config
dnl
dnl Revision 1.21  2003/09/03 14:42:12  crosser
dnl do not report broken pipe
dnl release 0.02
dnl
dnl Revision 1.20  2003/09/02 22:20:11  crosser
dnl make initial stage run time configurable
dnl
dnl Revision 1.19  2003/09/02 08:05:01  crosser
dnl make dynamic loading work on Solaris
dnl
dnl Revision 1.18  2003/09/01 22:39:00  crosser
dnl scan interesting headers
dnl FIXME: skip processing of last header
dnl
dnl Revision 1.17  2003/09/01 18:20:45  crosser
dnl proper test format
dnl debugging readconfig error - int var
dnl
dnl Revision 1.16  2003/09/01 16:39:22  crosser
dnl make DSO actually work
dnl
dnl Revision 1.15  2003/09/01 12:16:01  crosser
dnl make (untested) branch to work without mmap()
dnl
dnl Revision 1.14  2003/09/01 06:03:30  crosser
dnl implement code for "naeve" filter (but working yet)
dnl
dnl Revision 1.13  2003/08/31 21:18:37  crosser
dnl made plugin framework
dnl
dnl Revision 1.12  2003/08/31 18:43:23  crosser
dnl make the thing run in "filter" mode - from stdin to stdout
dnl
dnl Revision 1.11  2003/08/31 13:51:12  crosser
dnl header autoconfing cleanups
dnl
dnl Revision 1.10  2003/08/31 12:58:58  crosser
dnl make basic separation of lib/ plugins
dnl configure REPLACE_FUNCS in a right way (hopefully)
dnl
dnl Revision 1.9  2003/08/31 11:48:46  crosser
dnl filling inc and lib
dnl
dnl Revision 1.8  2003/08/25 10:03:10  crosser
dnl in threaded version, make master thread wait for subthreads
dnl make thing compile without termios (but zmsctl won't work in fact)
dnl
dnl Revision 1.7  2003/08/24 21:07:17  crosser
dnl created the whole async infrastructure
dnl
dnl Revision 1.6  2003/08/22 14:43:32  crosser
dnl organize make check
dnl
dnl Revision 1.5  2003/08/21 19:24:20  crosser
dnl startup
dnl
dnl Revision 1.4  2003/08/21 18:06:15  crosser
dnl populate directories
dnl
dnl Revision 1.3  2003/08/21 17:41:49  crosser
dnl moving things to dirs
dnl
dnl Revision 1.2  2003/08/21 16:32:20  crosser
dnl README, ansi2knr, stdio
dnl
dnl Revision 1.1.1.1  2003/08/21 16:01:14  crosser
dnl Imported sources
dnl

AC_INIT(daemon/zmscanner.c)
AM_INIT_AUTOMAKE(zmscanner, 0.22)
AM_CONFIG_HEADER(config.h)
AM_C_PROTOTYPES
AC_LANG_C
AC_PROG_CC

if test "X$CC" = "Xgcc"; then
  CFLAGS="$CFLAGS -Wall -g"
fi

AC_ARG_ENABLE(debug_link, [  --enable-debug-link     (only in forking version) install SIGSEGV handler
                          that saves a copy of offending queue file],
	AC_DEFINE(DEBUG_LINK,1,[Save queue files that caused SEGV]))

: ${DEFAULT_CONFIG=/usr/local/etc/zmscanner.conf}
AC_ARG_WITH(config, [  --with-config=LOC       location for the config file
                          [[/usr/local/etc/zmscanner.conf]]],
	[ DEFAULT_CONFIG=$withval ])
AC_SUBST(DEFAULT_CONFIG)dnl
AC_DEFINE_UNQUOTED(DEFAULT_CONFIG,"$DEFAULT_CONFIG",
 			[Default path to config file])dnl

: ${PLUGINS="breakzmsg breakrfc822 breakbody breakhdr breakhdr_ct breakhdr_cte\
 decode_qp decode_b64 check_ct dispatch_ct"}
AC_ARG_WITH(plugins,
	[  --with-plugins=LIST     list of internal plugins [[breakzmsg breakrfc822
                          breakrfc822 breakbody decode_qp decode_b64
                          breakhdr breakhdr_ct breakhdr_cte
                          check_ct dispatch_ct]]],
	PLUGINS="$withval")
for f in $PLUGINS; do
	PLUG_SRC="$PLUG_SRC $f.c"
	PLUG_OBJ="$PLUG_OBJ $f.lo"
done
AC_SUBST(PLUGINS)
AC_SUBST(PLUG_SRC)
AC_SUBST(PLUG_OBJ)

AC_ARG_ENABLE(pthreads, [  --disable-pthreads      do not use pthreads even if they are present])

AC_PROG_MAKE_SET
AC_SUBST(PROGS)dnl
AC_SUBST(LIBPROGS)dnl
AC_PATH_PROG(ECHO, echo, echo)dnl
AC_PATH_PROG(LN, ln, ln)dnl
AC_PATH_PROG(MV, mv, mv)dnl
AC_PATH_PROG(RM, rm, rm)dnl
AC_PATH_PROG(PERL, perl, perl)dnl
AC_PATH_PROG(NROFF, nroff, nroff)dnl
AC_PATH_PROG(CVS2CL, cvs2cl.pl, cvs2cl.pl)dnl
AC_PATH_PROG(AR, ar, ar)dnl
AC_PATH_PROG(LD, ld, ld)dnl
AC_PATH_PROG(SED, sed, sed)dnl
AC_PROG_INSTALL
AC_PROG_LN_S
AM_PROG_LIBTOOL

dnl Checks for libraries.
AC_CHECK_LIB(socket, socket)

if test "X$enable_pthreads" != "Xno"; then
  AC_CHECK_LIB(pthread, pthread_create)
  AC_CHECK_FUNCS(pthread_create)
fi
if test x$ac_cv_func_pthread_create = xyes; then
  AC_DEFINE(_REENTRANT,1,[need to define this for threaded build])
  pthreads=yes
else
  pthreads=no
fi

dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_TIME
AC_CHECK_HEADERS(errno.h unistd.h stddef.h fcntl.h sys/stat.h)
AC_CHECK_HEADERS(sys/socket.h sys/mman.h sys/select.h regex.h)
AC_CHECK_HEADERS(dlfcn.h link.h)
dnl do not use termios.  Change this if you want truly interactive zmsctl.
dnl AC_CHECK_HEADERS(termios.h)

AC_MSG_CHECKING([whether optarg is defined in headers])
AC_CACHE_VAL(ac_cv_optarg_defined, [AC_TRY_COMPILE([
#include <sys/types.h>
#ifdef STDC_HEADERS
#include <stdlib.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
], [
char *xxx;
xxx=optarg;
], ac_cv_optarg_defined=yes, ac_cv_optarg_defined=no)])dnl
AC_MSG_RESULT($ac_cv_optarg_defined)
if test X$ac_cv_optarg_defined = Xyes; then
  AC_DEFINE(OPTARG_DEFINED,1,[whether optarg variable is defined])
fi

dnl Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_UID_T

dnl Checks for library functions.
AC_CHECK_FUNCS(socket select syslog setsid mmap cfmakeraw regcomp)
AC_REPLACE_FUNCS(getopt strerror strlcpy)
AC_FUNC_SETPGRP
AC_CHECK_LIB(dl, dlopen)
AC_CHECK_FUNCS(dlopen)

if test x$ac_cv_func_dlopen = xyes; then
  dso=yes
else
  dso=no
fi

if test x$ac_cv_func_socket != xyes; then
  AC_MSG_ERROR([Cannot work without BSD sockets!])
fi
if test x$ac_cv_func_select != xyes; then
  AC_MSG_ERROR([Cannot work without select() function!])
fi

AC_CONFIG_FILES([Makefile inc/Makefile lib/Makefile \
	plugins/Makefile daemon/Makefile \
	tests/Makefile tests/test.conf tests/try],
	[test -f tests/try && chmod +x tests/try])
AC_OUTPUT

AC_MSG_RESULT([])
AC_MSG_RESULT([Default config file location:    $DEFAULT_CONFIG])
AC_MSG_RESULT([Using pthreads:                  $pthreads])
AC_MSG_RESULT([Dynamically loaded modules:      $dso])
AC_MSG_RESULT([Static plugins:                  $PLUGINS])
if test x$ac_cv_func_mmap != xyes; then
AC_MSG_RESULT([ *** mmap() not present, zmscanner may be harmful for your system ***])
fi
AC_MSG_RESULT([])