dnl $Id$
dnl
-AC_INIT(h/nmh.h)
+dnl 2.13 definitely chokes; 2.53 is the earliest version I've tested.
+dnl 2.50 is the major breakpoint between the old autoconf and the new,
+dnl so require that. If there are bug reports about 2.50-2.52 not working
+dnl we can always move this up a little.
+AC_PREREQ(2.50)
+
+AC_INIT(nmh, m4_normalize(m4_include([VERSION])))
+AC_CONFIG_SRCDIR(h/nmh.h)
AC_CONFIG_HEADER(config.h)
-AC_CANONICAL_SYSTEM
+AC_CANONICAL_TARGET
dnl ---------------------
dnl define a macro or two
fi
] )
-
-dnl What version of nmh are we building?
-VERSION=`sed -e 's/nmh-//' ${srcdir}/VERSION`
-echo "configuring for nmh-$VERSION"
-AC_SUBST(VERSION)dnl
+echo "configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION"
+AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl
dnl What date of nmh are we building?
DATE=`cat ${srcdir}/DATE`
dnl Look for `sendmail'
pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
-AC_PATH_PROG(sendmailpath, sendmail, no, [$pathtmp])
+AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
dnl Look for `vi'
pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
-AC_PATH_PROG(vipath, vi, no, [$pathtmp])
+AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
dnl If editor is not specified yet,
dnl then use `vi' as the default.
AC_HEADER_STAT
AC_CHECK_HEADERS(string.h memory.h stdlib.h unistd.h errno.h fcntl.h \
limits.h crypt.h termcap.h termio.h termios.h locale.h \
- netdb.h sys/param.h sys/time.h sys/utsname.h arpa/inet.h \
- arpa/ftp.h)
+ langinfo.h netdb.h sys/param.h sys/time.h sys/utsname.h \
+ iconv.h sys/stream.h arpa/inet.h arpa/ftp.h)
AC_CACHE_CHECK(POSIX termios, nmh_cv_sys_posix_termios,
-[AC_TRY_LINK([#include <sys/types.h>
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <unistd.h>
-#include <termios.h>],
-[/* SunOS 4.0.3 has termios.h but not the library calls. */
-tcgetattr(0, 0);],
- nmh_cv_sys_posix_termios=yes, nmh_cv_sys_posix_termios=no)])
+#include <termios.h>]],
+[[/* SunOS 4.0.3 has termios.h but not the library calls. */
+tcgetattr(0, 0);]])],
+nmh_cv_sys_posix_termios=yes, nmh_cv_sys_posix_termios=no)])
if test $nmh_cv_sys_posix_termios = yes; then
AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
nmh_cv_header_termios_h_tiocgwinsz,
- [AC_TRY_LINK([#include <sys/types.h>
-#include <termios.h>],
- [int x = TIOCGWINSZ;],
- nmh_cv_header_termios_h_tiocgwinsz=yes,
- nmh_cv_header_termios_h_tiocgwinsz=no)])
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
+#include <termios.h>]],
+ [[int x = TIOCGWINSZ;]])],
+ nmh_cv_header_termios_h_tiocgwinsz=yes,nmh_cv_header_termios_h_tiocgwinsz=no)])
else
nmh_cv_header_termios_h_tiocgwinsz=no
fi
if test $nmh_cv_header_termios_h_tiocgwinsz = no; then
AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
nmh_cv_header_sys_ioctl_h_tiocgwinsz,
- [AC_TRY_LINK([#include <sys/types.h>
-#include <sys/ioctl.h>],
- [int x = TIOCGWINSZ;],
- nmh_cv_header_sys_ioctl_h_tiocgwinsz=yes,
- nmh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
+#include <sys/ioctl.h>]],
+ [[int x = TIOCGWINSZ;]])],
+ nmh_cv_header_sys_ioctl_h_tiocgwinsz=yes,nmh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
if test $nmh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
AC_DEFINE(GWINSZ_IN_SYS_IOCTL)dnl
fi
AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
AC_DEFINE(LINUX_STDIO) ]) ])
-AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM))
+AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM),,
+[[#if HAVE_SYS_STREAM_H
+# include <sys/stream.h>
+#endif
+]])
dnl ---------------
dnl CHECK FUNCTIONS
AC_CHECK_LIB(mkstemp,mkstemp)
AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \
sighold sigrelse writev lstat uname tzset killpg mkstemp \
- sethostent getutent)
+ sethostent getutent nl_langinfo)
dnl solaris screws this up
AC_CHECK_FUNC(gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)],
dnl sigsetjmp may be a macro
AC_MSG_CHECKING(for sigsetjmp)
-AC_TRY_LINK([#include <setjmp.h>], [sigsetjmp((void *)0, 0);],
- [AC_DEFINE(HAVE_SIGSETJMP) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no))
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <setjmp.h>]],
+ [[sigsetjmp((void *)0, 0);]])],[AC_DEFINE(HAVE_SIGSETJMP) AC_MSG_RESULT(yes)],
+ [AC_MSG_RESULT(no)])
-AC_REPLACE_FUNCS(snprintf strerror strdup)
+AC_REPLACE_FUNCS(snprintf strdup)
dnl Look for the initgroups() declaration. On AIX 4.[13], Solaris 4.1.3, and
dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
done
AC_SUBST(TERMLIB)dnl
+dnl ---------------
+dnl CHECK FOR ICONV
+dnl ---------------
+
+dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
+if test "x$ac_cv_header_iconv_h" = "xyes"; then
+ AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
+ if test "x$ac_found_iconv" = "xno"; then
+ AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
+ if test "x$ac_found_iconv" = "xno"; then
+ AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
+ fi
+ if test "x$ac_found_iconv" != "xno"; then
+ LIBS="-liconv $LIBS"
+ fi
+ else
+ dnl Handle case where there is a native iconv but iconv.h is from libiconv
+ AC_CHECK_DECL(_libiconv_version,
+ [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
+ [ #include <iconv.h> ])
+ fi
+fi
+if test "x$ac_found_iconv" = xyes; then
+ AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
+fi
+
+dnl Check if iconv uses const in prototype declaration
+if test "x$ac_found_iconv" = "xyes"; then
+ AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
+ #include <iconv.h>]],
+ [[#ifdef __cplusplus
+ "C"
+ #endif
+ #if defined(__STDC__) || defined(__cplusplus)
+ size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
+ #else
+ size_t iconv();
+ #endif]])],
+ [ac_cv_iconv_const=],
+ [ac_cv_iconv_const=const])])
+ AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
+ [Define as const if the declaration of iconv() needs const.])
+fi
+
dnl --------------
dnl CHECK FOR NDBM
dnl --------------
-dnl Checks for ndbm
-AC_CHECK_FUNC(dbm_open, ,
- AC_CHECK_LIB(ndbm, dbm_open, ,
- AC_CHECK_LIB(dbm, dbm_open, ,
- AC_CHECK_LIB(db1, dbm_open, ,
- AC_CHECK_LIB(gdbm, dbm_open, ,
- AC_CHECK_LIB(db, __db_ndbm_open))))))
-dnl ----------------
-dnl CHECK FOR NDBM.H
-dnl ----------------
+AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
+ [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
+AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
+ [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
+
+if test "$nmh_ndbm" = "autodetect"; then
+ if test "$nmh_ndbmheader" != "autodetect"; then
+ AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
+ else
+
+ dnl There are at least four implementations of ndbm, and
+ dnl several of those can be in different places at the whim
+ dnl of the system integrator. A good summary of this mess
+ dnl can be found at http://www.unixpapa.com/incnote/dbm.html
+
+ dnl Classic ndbm with no library required (eg NetBSD): try this
+ dnl first so we don't accidentally link in a pointless but harmless
+ dnl library in one of the later ndbm.h+libfoo tests:
+ NMH_CHECK_NDBM(ndbm.h,,,
+ dnl Berkeley DBv2 emulating ndbm: header in db.h:
+ NMH_CHECK_NDBM(db.h,db,,
+ dnl Berkeley DBv1 emulating ndbm:
+ NMH_CHECK_NDBM(ndbm.h,db,,
+ NMH_CHECK_NDBM(ndbm.h,db1,,
+ dnl Classic ndbm:
+ NMH_CHECK_NDBM(ndbm.h,ndbm,,
+ dnl glibc2.1 systems put db1 in a subdir:
+ NMH_CHECK_NDBM(db1/ndbm.h,db1,,
+ dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
+ dnl and possibly needing gbdm_compat library:
+ NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
+ NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
+ NMH_CHECK_NDBM(ndbm.h,gdbm,,
+ NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
+
+ fi
+else
+ dnl We don't really need to check that the user-specified values work,
+ dnl but it is a convenience to the user to bomb out early rather than
+ dnl after configure and half the compile process.
+ NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
+fi
+
+if test "$nmh_ndbm_found" = "no"; then
+ AC_MSG_ERROR([could not find a working ndbm library/header combination])
+else
+ dnl Now export the lib/header to our makefile/config.h:
+ if test x"$nmh_ndbmheader" != x; then
+ AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>)
+ fi
+ if test x"$nmh_ndbm" != x; then
+ NDBM_LIBS="-l$nmh_ndbm"
+ else
+ NDBM_LIBS=
+ fi
+ AC_SUBST(NDBM_LIBS)
+fi
-AC_CHECK_HEADERS(db1/ndbm.h gdbm/ndbm.h db.h, break, )
dnl ----------------
dnl CHECK FOR HESIOD
dnl Checks for external variable ospeed in the termcap library.
AC_CACHE_CHECK(if an include file defines ospeed,
nmh_cv_decl_ospeed_include_defines,
-[AC_TRY_LINK(
-[#include <sys/types.h>
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#if HAVE_TERMIOS_H
#include <termios.h>
#endif
#if HAVE_TERMCAP_H
#include <termcap.h>
-#endif], [ospeed = 0;],
-nmh_cv_decl_ospeed_include_defines=yes,
-nmh_cv_decl_ospeed_include_defines=no)])
+#endif]], [[ospeed = 0;]])],
+nmh_cv_decl_ospeed_include_defines=yes,nmh_cv_decl_ospeed_include_defines=no)])
if test $nmh_cv_decl_ospeed_include_defines = no; then
AC_CACHE_CHECK(if you must define ospeed,
nmh_cv_decl_ospeed_must_define,
- [AC_TRY_LINK( ,[extern short ospeed; ospeed = 0;],
- nmh_cv_decl_ospeed_must_define=yes,
- nmh_cv_decl_ospeed_must_define=no)])
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
+ [[extern short ospeed; ospeed = 0;]])],
+ nmh_cv_decl_ospeed_must_define=yes,nmh_cv_decl_ospeed_must_define=no)])
fi
if test $nmh_cv_decl_ospeed_include_defines = yes; then
dnl <sys/types.h> and <signal.h>. Others might need
dnl to be added.
AC_CACHE_CHECK(for sigset_t, nmh_cv_type_sigset_t,
-[AC_TRY_COMPILE(
-[#include <sys/types.h>
-#include <signal.h>], [sigset_t tempsigset;],
- nmh_cv_type_sigset_t=yes, nmh_cv_type_sigset_t=no)])
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
+#include <signal.h>]], [[sigset_t tempsigset;]])],
+nmh_cv_type_sigset_t=yes,nmh_cv_type_sigset_t=no)])
if test $nmh_cv_type_sigset_t = no; then
AC_DEFINE(sigset_t, unsigned int)
fi
dnl ----------------
dnl CHECK STRUCTURES
dnl ----------------
-AC_STRUCT_ST_BLKSIZE
+AC_CHECK_MEMBERS(struct stat.st_blksize)
AC_CACHE_CHECK(for tm_gmtoff in struct tm, nmh_cv_struct_tm_gmtoff,
-[AC_TRY_COMPILE(
-[#ifdef TIME_WITH_SYS_TIME
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# else
# include <time.h>
# endif
-#endif],
-[struct tm temptm; temptm.tm_gmtoff = 0;],
- nmh_cv_struct_tm_gmtoff=yes, nmh_cv_struct_tm_gmtoff=no)])
+#endif]], [[struct tm temptm; temptm.tm_gmtoff = 0;]])],
+nmh_cv_struct_tm_gmtoff=yes,nmh_cv_struct_tm_gmtoff=no)])
if test $nmh_cv_struct_tm_gmtoff = yes; then
AC_DEFINE(HAVE_TM_GMTOFF)
fi
+AC_CACHE_CHECK(for ut_type in struct utmp, nmh_cv_struct_utmp_ut_type,
+[AC_TRY_COMPILE(
+[#include <utmp.h>],
+[struct utmp temputmp; temputmp.ut_type = 0;],
+ nmh_cv_struct_utmp_ut_type=yes, nmh_cv_struct_utmp_ut_type=no)])
+if test $nmh_cv_struct_utmp_ut_type = yes; then
+ AC_DEFINE(HAVE_UTMP_UT_TYPE)
+fi
+
dnl -------------
dnl CHECK SIGNALS
dnl -------------
dnl ----------------
dnl OUTPUT MAKEFILES
dnl ----------------
-AC_OUTPUT(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
- mts/Makefile mts/smtp/Makefile \
- etc/Makefile docs/Makefile man/Makefile, \
- [test -z "$CONFIG_HEADERS" || echo > stamp-h])
+AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
+ mts/Makefile mts/smtp/Makefile \
+ etc/Makefile docs/Makefile man/Makefile)
+AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
+AC_OUTPUT
dnl Umm, what's the point of these assignments?? -- <dan-nmh@dilvish.speed.net>
eval "nmhbin=${bindir}"; eval "nmhbin2=${nmhbin}"
echo "
nmh configuration
-----------------
-nmh version : ${VERSION}
+nmh version : AC_PACKAGE_VERSION
target os : ${target}
compiler : ${CC}
compiler flags : ${CFLAGS}