2 #@ Please see `INSTALL' and `make.rc' instead.
10 WANT_SSL
=0 WANT_ALL_SSL_ALGORITHMS
=0
11 WANT_SMTP
=0 WANT_POP3
=0
12 WANT_GSSAPI
=0 WANT_NETRC
=0 WANT_AGENT
=0
17 WANT_READLINE
=0 WANT_MLE
=0
18 WANT_HISTORY
=0 WANT_KEY_BINDINGS
=0
19 WANT_TERMCAP
=0 WANT_TERMCAP_PREFER_TERMINFO
=0
21 WANT_SPAM_SPAMC
=0 WANT_SPAM_SPAMD
=0 WANT_SPAM_FILTER
=0
24 WANT_FILTER_HTML_TAGSOUP
=0
32 WANT_SSL
=1 WANT_ALL_SSL_ALGORITHMS
=1
33 WANT_SMTP
=1 WANT_POP3
=1
34 WANT_GSSAPI
=1 WANT_NETRC
=1 WANT_AGENT
=1
40 WANT_HISTORY
=1 WANT_KEY_BINDINGS
=1
41 WANT_TERMCAP
=1 WANT_TERMCAP_PREFER_TERMINFO
=1
43 WANT_SPAM_SPAMC
=1 WANT_SPAM_SPAMD
=1 WANT_SPAM_FILTER
=1
46 WANT_FILTER_HTML_TAGSOUP
=1
51 # Predefined CONFIG= urations take precedence over anything else
52 if [ -n "${CONFIG}" ]; then
61 [mM
][iI
][nN
][iI
][mM
][aA
][lL
])
67 [mM
][eE
][dD
][iI
][uU
][mM
])
73 WANT_HISTORY
=1 WANT_KEY_BINDINGS
=1
80 [nN
][eE
][tT
][sS
][eE
][nN
][dD
])
86 WANT_GSSAPI
=1 WANT_NETRC
=1 WANT_AGENT
=1
90 WANT_HISTORY
=1 WANT_KEY_BINDINGS
=1
95 [mM
][aA
][xX
][iI
][mM
][aA
][lL
])
100 WANT_DEVEL
=1 WANT_DEBUG
=1 WANT_NYD2
=1
103 [oO
][dD
][eE
][vV
][eE
][lL
])
108 echo >&2 "Unknown CONFIG= setting: ${CONFIG}"
109 echo >&2 'Possible values: NULL, NULLI, MINIMAL, MEDIUM, NETSEND, MAXIMAL'
115 # Inter-relationships
117 if feat_no SMTP
&& feat_no POP3
; then
120 if feat_no SOCKETS
; then
121 if feat_require SMTP
; then
122 msg
'ERROR: need SOCKETS for required feature SMTP'
125 if feat_require POP3
; then
126 msg
'ERROR: need SOCKETS for required feature POP3'
129 WANT_SSL
=0 WANT_ALL_SSL_ALGORITHMS
=0
130 WANT_SMTP
=0 WANT_POP3
=0
131 WANT_GSSAPI
=0 WANT_NETRC
=0 WANT_AGENT
=0
133 if feat_no SMTP
; then
137 if feat_no READLINE
&& feat_no MLE
; then
138 WANT_HISTORY
=0 WANT_KEY_BINDINGS
=0
141 # If we don't need MD5 leave it alone
142 if feat_no SOCKETS
; then
146 if feat_yes DEVEL
; then
149 if feat_yes DEBUG
; then
150 WANT_NOALLOCA
=1 WANT_DEVEL
=1
154 # Note that potential duplicates in PATH, C_INCLUDE_PATH etc. will be cleaned
155 # via path_check() later on once possible
157 # TODO cc_maxopt is brute simple, we should compile test program and dig real
158 # compiler versions for known compilers, then be more specific
163 i
="${OS:-`uname -s`}"
165 if [ ${i} = SunOS
]; then
166 msg
'SunOS / Solaris? Applying some "early setup" rules ...'
167 _os_early_setup_sunos
172 # OSFULLSPEC is used to recognize changes (i.e., machine type, updates etc.)
173 OSFULLSPEC
="${OS:-`uname -a | ${tr} '[A-Z]' '[a-z]'`}"
174 OS
="${OS:-`uname -s | ${tr} '[A-Z]' '[a-z]'`}"
175 msg
'Operating system is "%s"' ${OS}
177 if [ ${OS} = sunos
]; then
178 msg
' . have special SunOS / Solaris "setup" rules ...'
180 elif [ ${OS} = unixware
]; then
181 msg
' . have special UnixWare environmental rules ...'
182 if feat_yes AUTOCC
&& command -v cc
>/dev
/null
2>&1; then
184 feat_yes DEBUG
&& _CFLAGS
='-v -Xa -g' || _CFLAGS
='-Xa -O'
186 CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
187 LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}"
188 export CC CFLAGS LDFLAGS
189 WANT_AUTOCC
=0 had_want_autocc
=1 need_R_ldflags
=-R
191 elif [ -n "${VERBOSE}" ]; then
192 msg
' . no special treatment for this system necessary or known'
195 # Sledgehammer: better set _GNU_SOURCE
196 # And in general: oh, boy!
197 OS_DEFINES
="${OS_DEFINES}#define _GNU_SOURCE\n"
198 #OS_DEFINES="${OS_DEFINES}#define _POSIX_C_SOURCE 200809L\n"
199 #OS_DEFINES="${OS_DEFINES}#define _XOPEN_SOURCE 700\n"
200 #[ ${OS} = darwin ] && OS_DEFINES="${OS_DEFINES}#define _DARWIN_C_SOURCE\n"
202 # On pkgsrc(7) systems automatically add /usr/pkg/*
203 if [ -d /usr
/pkg
]; then
204 C_INCLUDE_PATH
="${C_INCLUDE_PATH}:/usr/pkg/include"
205 LD_LIBRARY_PATH
="${LD_LIBRARY_PATH}:/usr/pkg/lib"
209 _os_early_setup_sunos
() {
210 # According to standards(5), this is what we need to do
211 if [ -d /usr
/xpg4
]; then :; else
212 msg
'ERROR: On SunOS / Solaris we need /usr/xpg4 environment! Sorry.'
215 PATH
="/usr/xpg4/bin:/usr/ccs/bin:/usr/bin:${PATH}"
216 [ -d /usr
/xpg6
] && PATH
="/usr/xpg6/bin:${PATH}"
221 C_INCLUDE_PATH
="/usr/xpg4/include:${C_INCLUDE_PATH}"
222 LD_LIBRARY_PATH
="/usr/xpg4/lib:${LD_LIBRARY_PATH}"
225 if [ -d /opt
/csw
]; then
226 C_INCLUDE_PATH
="${C_INCLUDE_PATH}:/opt/csw/include"
227 LD_LIBRARY_PATH
="${LD_LIBRARY_PATH}:/opt/csw/lib"
230 OS_DEFINES
="${OS_DEFINES}#define __EXTENSIONS__\n"
231 #OS_DEFINES="${OS_DEFINES}#define _POSIX_C_SOURCE 200112L\n"
233 [ -n "${cksum}" ] ||
cksum=/opt
/csw
/gnu
/cksum
234 if [ -x "${cksum}" ]; then :; else
235 msg
'ERROR: Not an executable program: "%s"' "${cksum}"
236 msg
'ERROR: We need a CRC-32 cksum(1), as specified in POSIX.'
237 msg
'ERROR: However, we do so only for tests.'
238 msg
'ERROR: If that is ok, set "cksum=/usr/bin/true", then rerun'
242 if feat_yes AUTOCC
; then
243 if command -v cc
>/dev
/null
2>&1; then
245 feat_yes DEBUG
&& _CFLAGS
="-v -Xa -g" || _CFLAGS
="-Xa -O"
247 CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
248 LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}"
249 export CC CFLAGS LDFLAGS
250 WANT_AUTOCC
=0 had_want_autocc
=1 need_R_ldflags
=-R
253 cc_maxopt
=2 force_no_stackprot
=1 need_R_ldflags
=-Wl,-R
258 # Check out compiler ($CC) and -flags ($CFLAGS)
260 # Even though it belongs into cc_flags we will try to compile and link
261 # something, so ensure we have a clean state regarding CFLAGS/LDFLAGS or
262 # ADDCFLAGS/ADDLDFLAGS
263 if feat_no AUTOCC
; then
265 # Ensure those don't do any harm
266 ADDCFLAGS
= ADDLDFLAGS
=
267 export ADDCFLAGS ADDLDFLAGS
271 export CFLAGS LDFLAGS
274 [ -n "${CC}" ] && [ "${CC}" != cc ] && { _cc_default; return; }
276 printf >&2 'Searching for a usable C compiler .. $CC='
277 if { i="`command -v clang`"; }; then
279 elif { i="`command -v gcc`"; }; then
281 elif { i="`command -v c99`"; }; then
283 elif { i="`command -v tcc`"; }; then
285 elif { i="`command -v pcc`"; }; then
288 if [ "${CC}" = cc ]; then
290 elif { i="`command -v c89`"; }; then
293 printf >&2 'boing booom tschak\n'
294 msg 'ERROR: I cannot find a compiler!'
295 msg ' Neither of clang(1), gcc(1), tcc(1), c89(1) and c99(1).'
296 msg ' Please set $CC environment variable, maybe $CFLAGS also, rerun.'
300 printf >&2 -- '"%s
"\n' "${CC}"
305 if [ -z "${CC}" ]; then
306 printf >&2 'To go on like you have chosen, please set $CC, rerun.'
310 if [ -z "${VERBOSE}" ] && [ -f ${lst} ] && feat_no DEBUG; then
313 msg 'Using C compiler $CC="%s
"' "${CC}"
318 if feat_yes AUTOCC; then
319 if [ -f ${lst} ] && feat_no DEBUG && [ -z "${VERBOSE}" ]; then
321 msg 'Detecting $CFLAGS/$LDFLAGS for $CC="%s
", just a second..' "${CC}"
324 msg 'Testing usable $CFLAGS/$LDFLAGS for $CC="%s
"' "${CC}"
327 i=`echo "${CC}" | ${awk} 'BEGIN{FS="/"}{print
$NF}'`
328 if { echo "${i}" | ${grep} tcc; } >/dev/null 2>&1; then
329 msg ' . have special tcc
(1) environmental rules ...
'
332 # As of pcc CVS 2016-04-02, stack protection support is announced but
333 # will break if used on Linux
334 if { echo "${i}" | ${grep} pcc; } >/dev/null 2>&1; then
340 feat_no DEBUG && _CFLAGS="-DNDEBUG ${_CFLAGS}"
341 CFLAGS="${_CFLAGS} ${ADDCFLAGS}"
342 LDFLAGS="${_LDFLAGS} ${ADDLDFLAGS}"
344 if feat_no DEBUG; then
345 CFLAGS="-DNDEBUG ${CFLAGS}"
349 export CFLAGS LDFLAGS
353 __cflags=${_CFLAGS} __ldflags=${_LDFLAGS}
360 if feat_yes DEBUG; then
361 # May have problems to find libtcc cc_check -b
365 _CFLAGS="${_CFLAGS} ${__cflags}" _LDFLAGS="${_LDFLAGS} ${__ldflags}"
366 unset __cflags __ldflags
369 _cc_flags_generic() {
370 __cflags=${_CFLAGS} __ldflags=${_LDFLAGS}
372 feat_yes DEVEL && cc_check -std=c89 || cc_check -std=c99
374 # Check -g first since some others may rely upon -g / optim. level
375 if feat_yes DEBUG; then
378 elif [ ${cc_maxopt} -gt 2 ] && cc_check -O3; then
380 elif [ ${cc_maxopt} -gt 1 ] && cc_check -O2; then
382 elif [ ${cc_maxopt} -gt 0 ] && cc_check -O1; then
388 if feat_yes DEVEL && cc_check -Weverything; then
393 cc_check -Wbad-function-cast
394 cc_check -Wcast-align
397 cc_check -Wmissing-prototypes
400 cc_check -Wwrite-strings
401 cc_check -Wno-long-long
405 if feat_yes AMALGAMATION && feat_no DEVEL; then
406 cc_check -Wno-unused-function
408 feat_no DEVEL && cc_check -Wno-unused-result # XXX do right way (pragma too)
410 cc_check -fno-unwind-tables
411 cc_check -fno-asynchronous-unwind-tables
412 cc_check -fstrict-aliasing
413 if cc_check -fstrict-overflow && feat_yes DEVEL; then
414 cc_check -Wstrict-overflow=5
417 if feat_yes DEBUG || feat_yes FORCED_STACKPROT; then
418 if [ -z "${force_no_stackprot}" ]; then
419 if cc_check -fstack-protector-strong ||
420 cc_check -fstack-protector-all; then
421 cc_check -D_FORTIFY_SOURCE=2
424 msg 'Not checking
for -fstack-protector compiler option
,'
425 msg 'since that caused errors
in a
"similar" configuration.
'
426 msg 'You may turn off WANT_AUTOCC and use your own settings
, rerun
'
430 if feat_yes AMALGAMATION; then
434 # LD (+ dependend CC)
436 if feat_yes DEVEL; then
439 #if cc_check -fsanitize=memory &&
440 # ld_check -fsanitize=memory &&
441 # cc_check -fsanitize-memory-track-origins=2 &&
442 # ld_check -fsanitize-memory-track-origins=2; then
449 ld_check -Wl,-z,relro
451 ld_check -Wl,-z,noexecstack
453 # Address randomization
455 if cc_check -fPIE || cc_check -fpie; then
456 ld_check -pie || _CFLAGS=${_ccfg}
460 _CFLAGS="${_CFLAGS} ${__cflags}" _LDFLAGS="${_LDFLAGS} ${__ldflags}"
461 unset __cflags __ldflags
467 ## - Heirloom sh(1) (and same origin) have _sometimes_ problems with ': >'
468 ## redirection, so use "printf '' >" instead
470 ## Very first: we undergo several states regarding I/O redirection etc.,
471 ## but need to deal with option updates from within all. Since all the
472 ## option stuff should be above the scissor line, define utility functions
473 ## and redefine them as necessary.
474 ## And, since we have those functions, simply use them for whatever
483 printf >&2 -- "${fmt}\\n" "${@}"
486 ## First of all, create new configuration and check wether it changed
490 h=./config.h h_name=config.h
493 newlst=./config.lst-new
494 newmk=./config.mk-new
500 t1=ten10one1ten10one1
501 if ( [ ${t1##*ten10} = one1 ] && [ ${t1#*ten10} = one1ten10one1 ] &&
502 [ ${t1%%one1*} = ten10 ] && [ ${t1%one1*} = ten10one1ten10 ]
503 ) > /dev/null 2>&1; then
510 # We need some standard utilities
513 n=${1} i=${2} opt=${3:-0}
514 # Evaluate, just in case user comes in with shell snippets (..well..)
516 if type "${i}" >/dev/null 2>&1; then # XXX why have i type not command -v?
517 [ -n "${VERBOSE}" ] && msg ' . $%s ... "%s"' "${n}" "${i}"
521 if [ ${opt} -eq 0 ]; then
522 msg 'ERROR
: no trace of utility
"%s"' "${n}"
528 # Very easy checks for the operating system in order to be able to adjust paths
529 # or similar very basic things which we need to be able to go at all
532 # Check those tools right now that we need before including $rc
533 msg 'Checking
for basic utility
set'
534 check_tool awk "${awk:-`command -v awk`}"
535 check_tool rm "${rm:-`command -v rm`}"
536 check_tool tr "${tr:-`command -v tr`}"
538 # Our feature check environment
541 [ "x${1}" = xfalse ] || [ "x${1}" = xno ] || [ "x${1}" = xoff ]
546 [ "x${1}" = xtrue ] || [ "x${1}" = xyes ] || [ "x${1}" = xon ] ||
547 [ "x${1}" = xrequire ]
551 [ "x${1}" = xrequire ]
556 i="`echo ${i} | ${tr} '[A-Z
]' '[a-z
]'`"
557 if feat_val_no "${i}"; then
559 elif feat_val_yes "${i}"; then
562 msg "ERROR: %s: any of 0/false/no/off or 1/true/yes/on/require, got: %s" \
573 _feat_check ${1} && return 1
579 i="`echo ${i} | ${tr} '[A-Z
]' '[a-z
]'`"
580 [ "x${i}" = xrequire ] || [ "x${i}" = xrequired ]
583 feat_bail_required() {
584 if feat_require ${1}; then
585 msg 'ERROR
: feature WANT_
%s is required but not available
' "${1}"
589 option_update # XXX this is rather useless here (dependency chain..)
592 # Include $rc, but only take from it what wasn't overwritten by the user from
593 # within the command line or from a chosen fixed CONFIG=
594 # Note we leave alone the values
595 trap "exit 1" HUP INT TERM
596 trap "${rm} -f ${tmp}" EXIT
598 printf >&2 'Reading and preparing configuration from "%s" ... ' ${rc}
600 # We want read(1) to perform backslash escaping in order to be able to use
601 # multiline values in make.rc; the resulting sh(1)/sed(1) code was very slow in
602 # VMs (see [fa2e248]), Aharon Robbins suggested the following
603 < ${rc} ${awk} 'BEGIN{line = ""}{
604 gsub
(/^
[[:space
:]]+/, "", $0)
605 gsub
(/[[:space
:]]+$
/, "", $0)
606 if(gsub
(/\\$
/, "", $0)){
611 if(index
(line
, "#") == 1){
613 }else if(length
(line
)){
619 if [ -n "${good_shell}" ]; then
622 i=`${awk} -v LINE="${line}" 'BEGIN
{
623 gsub
(/=.
*$
/, "", LINE
)
627 if [ "${i}" = "${line}" ]; then
628 msg 'ERROR
: invalid syntax
in "%s"' "${line}"
632 eval j="\$${i}" jx="\${${i}+x}"
633 if [ -n "${j}" ] || [ "${jx}" = x ]; then
636 j=`${awk} -v LINE="${line}" 'BEGIN
{
637 gsub
(/^
[^
=]*=/, "", LINE
)
638 gsub
(/^
\"*/, "", LINE
)
639 gsub
(/\"*$
/, "", LINE
)
645 # Reread the mixed version right now
649 # We need to know about that now, in order to provide utility overwrites etc.
652 msg 'Checking
for remaining
set of utilities
'
653 check_tool grep "${grep:-`command -v grep`}"
655 # Before we step ahead with the other utilities perform a path cleanup first.
656 # We need this function also for C_INCLUDE_PATH and LD_LIBRARY_PATH
657 # "path_check VARNAME" or "path_check VARNAME FLAG VARNAME"
659 varname=${1} addflag=${2} flagvarname=${3}
667 [ -z "${i}" ] && continue
668 [ -d "${i}" ] || continue
669 if [ -n "${j}" ]; then
670 if { z=${y}; echo "${z}"; } | ${grep} ":${i}:" >/dev/null 2>&1; then
675 [ -n "${addflag}" ] && k="${k} ${addflag}${i}"
680 [ -n "${addflag}" ] && k="${addflag}${i}"
683 eval "${varname}=\"${j}\""
684 [ -n "${addflag}" ] && eval "${flagvarname}=\"${k}\""
691 check_tool cat "${cat:-`command -v cat`}"
692 check_tool chmod "${chmod:-`command -v chmod`}"
693 check_tool cp "${cp:-`command -v cp`}"
694 check_tool cmp "${cmp:-`command -v cmp`}"
696 check_tool mkdir "${mkdir:-`command -v mkdir`}"
697 check_tool mv "${mv:-`command -v mv`}"
699 check_tool sed "${sed:-`command -v sed`}"
700 check_tool sort "${sort:-`command -v sort`}"
701 check_tool tee "${tee:-`command -v tee`}"
703 check_tool chown "${chown:-`command -v chown`}" 1 ||
704 check_tool chown "/sbin/chown" 1 ||
705 check_tool chown "/usr/sbin/chown"
707 check_tool make "${MAKE:-`command -v make`}"
709 check_tool strip "${STRIP:-`command -v strip`}" 1 &&
710 HAVE_STRIP=1 || HAVE_STRIP=0
712 # For ./cc-test.sh only
713 check_tool cksum "${cksum:-`command -v cksum`}"
715 # Update WANT_ options now, in order to get possible inter-dependencies right
718 # (No functions since some shells loose non-exported variables in traps)
719 trap "trap \"\" HUP INT TERM; exit 1" HUP INT TERM
720 trap "trap \"\" HUP INT TERM EXIT;\
721 ${rm} -rf ${newlst} ${tmp0}.* ${tmp0}* ${newmk} ${newh}" EXIT
723 # Our configuration options may at this point still contain shell snippets,
724 # we need to evaluate them in order to get them expanded, and we need those
725 # evaluated values not only in our new configuration file, but also at hand..
726 printf >&2 'Evaluating all configuration items ...
'
727 ${rm} -f ${newlst} ${newmk} ${newh}
728 exec 5<&0 6>&1 <${tmp} >${newlst}
731 if [ -n "${good_shell}" ]; then
733 [ "${i}" != "${i#WANT_}" ] && z=1
735 i=`${awk} -v LINE="${line}" 'BEGIN
{
736 gsub
(/=.
*$
/, "", LINE
);\
739 if echo "${i}" | ${grep} '^WANT_
' >/dev/null 2>&1; then
745 if [ -n "${z}" ]; then
746 j="`echo ${j} | ${tr} '[A-Z
]' '[a-z
]'`"
747 if [ -z "${j}" ] || feat_val_no "${j}"; then
749 printf "/*#define ${i}*/\n" >> ${newh}
750 elif feat_val_yes "${j}"; then
751 if feat_val_require "${j}"; then
756 printf "#define ${i}\n" >> ${newh}
758 msg 'ERROR
: cannot parse
<%s
>' "${line}"
762 printf "#define ${i} \"${j}\"\n" >> ${newh}
764 printf "${i} = ${j}\n" >> ${newmk}
768 exec 0<&5 1>&6 5<&- 6<&-
771 # Add the known utility and some other variables
772 printf "#define UAGENT \"${SID}${NAIL}\"\n" >> ${newh}
773 printf "UAGENT = ${SID}${NAIL}\n" >> ${newmk}
775 printf "#define PRIVSEP \"${SID}${NAIL}-privsep\"\n" >> ${newh}
776 printf "PRIVSEP = \$(UAGENT)-privsep\n" >> ${newmk}
777 if feat_yes DOTLOCK; then
778 printf "OPTIONAL_PRIVSEP = \$(PRIVSEP)\n" >> ${newmk}
780 printf "OPTIONAL_PRIVSEP =\n" >> ${newmk}
784 awk cat chmod chown cp cmp grep mkdir mv rm sed sort tee tr \
788 printf "${i} = ${j}\n" >> ${newmk}
789 printf "${i}=${j}\n" >> ${newlst}
792 # Build a basic set of INCS and LIBS according to user environment.
793 path_check C_INCLUDE_PATH -I _INCS
794 INCS="${INCS} ${_INCS}"
795 path_check LD_LIBRARY_PATH -L _LIBS
796 LIBS="${LIBS} ${_LIBS}"
798 export C_INCLUDE_PATH LD_LIBRARY_PATH
800 if [ -n "${need_R_ldflags}" ]; then
803 set -- ${LD_LIBRARY_PATH}
807 LDFLAGS="${LDFLAGS} ${need_R_ldflags}${i}"
808 _LDFLAGS="${_LDFLAGS} ${need_R_ldflags}${i}"
813 ## Detect CC, wether we can use it, and possibly which CFLAGS we can use
817 ${cat} > ${tmp}.c << \!
820 static void doit(char const *s);
822 main(int argc, char **argv){
836 if "${CC}" ${INCS} ${CFLAGS} ${ADDCFLAGS} ${LDFLAGS} ${ADDLDFLAGS} \
837 -o ${tmp2} ${tmp}.c ${LIBS}; then
840 msg 'ERROR
: i cannot compile a
"Hello world" via
'
842 "${CC} ${INCS} ${CFLAGS} ${ADDCFLAGS} ${LDFLAGS} ${ADDLDFLAGS} ${LIBS}"
843 msg 'ERROR
: Please
read INSTALL
, rerun
'
848 [ -n "${cc_check_silent}" ] || printf >&2 ' . CC
%s ..
' "${1}"
849 if "${CC}" ${INCS} ${_CFLAGS} ${1} ${ADDCFLAGS} ${_LDFLAGS} ${ADDLDFLAGS} \
850 -o ${tmp2} ${tmp}.c ${LIBS} >/dev/null 2>&1; then
851 _CFLAGS="${_CFLAGS} ${1}"
852 [ -n "${cc_check_silent}" ] || printf >&2 'yes\n'
855 [ -n "${cc_check_silent}" ] || printf >&2 'no
\n'
860 [ -n "${cc_check_silent}" ] || printf >&2 ' . LD
%s ..
' "${1}"
861 if "${CC}" ${INCS} ${_CFLAGS} ${_LDFLAGS} ${1} ${ADDLDFLAGS} \
862 -o ${tmp2} ${tmp}.c ${LIBS} >/dev/null 2>&1; then
863 _LDFLAGS="${_LDFLAGS} ${1}"
864 [ -n "${cc_check_silent}" ] || printf >&2 'yes\n'
867 [ -n "${cc_check_silent}" ] || printf >&2 'no
\n'
877 printf -- "${i}=${j}\n" >> ${newlst}
883 PATH C_INCLUDE_PATH LD_LIBRARY_PATH \
887 printf -- "${i} = ${j}\n" >> ${newmk}
888 printf -- "${i}=${j}\n" >> ${newlst}
891 # Now finally check wether we already have a configuration and if so, wether
892 # all those parameters are still the same.. or something has actually changed
893 if [ -f ${lst} ] && ${cmp} ${newlst} ${lst} >/dev/null 2>&1; then
894 echo 'Configuration is up-to-date
'
896 elif [ -f ${lst} ]; then
897 echo 'Configuration has been updated..
'
898 ( eval "${MAKE} -f ./mk.mk clean" )
901 echo 'Shiny configuration..
'
904 # Time to redefine helper 1
906 ${rm} -f ${lst} ${h} ${mk}
910 ${mv} -f ${newlst} ${lst}
911 ${mv} -f ${newh} ${h}
912 ${mv} -f ${newmk} ${mk}
914 ## Compile and link checking
922 # (No function since some shells loose non-exported variables in traps)
923 trap "trap \"\" HUP INT TERM;\
924 ${rm} -f ${lst} ${h} ${mk} ${lib} ${inc}; exit 1" HUP INT TERM
925 trap "trap \"\" HUP INT TERM EXIT;\
926 ${rm} -rf ${tmp0}.* ${tmp0}* ${makefile}" EXIT
928 # Time to redefine helper 2
932 printf "*** ${fmt}\\n" "${@}"
933 printf -- "${fmt}\\n" "${@}" >&5
938 printf "*** ${fmt}\\n" "${@}"
939 printf -- "${fmt}" "${@}" >&5
942 exec 5>&2 > ${log} 2>&1
944 echo "${LIBS}" > ${lib}
945 echo "${INCS}" > ${inc}
946 ${cat} > ${makefile} << \!
947 .SUFFIXES: .o .c .x .y
949 $(CC) -I./ $(XINCS) $(CFLAGS) -c $<
951 $(CC) -I./ $(XINCS) -E $< >$@
953 $(CC) -I./ $(XINCS) $(CFLAGS) $(LDFLAGS) -o $@ $< $(XLIBS)
958 variable=$1 topic=$2 define=$3
961 msg_nonl ' .
%s ...
' "${topic}"
962 echo "/* checked ${topic} */" >> ${h}
963 ${rm} -f ${tmp} ${tmp}.o
964 echo '*** test program is
'
965 { echo '#include <'"${h_name}"'>'; cat; } | ${tee} ${tmp}.c
966 #echo '*** the preprocessor generates'
967 #${make} -f ${makefile} ${tmp}.x
969 echo '*** results are'
973 variable
=$1 topic
=$2 define
=$3
975 _check_preface
"${variable}" "${topic}" "${define}"
977 if ${make} -f ${makefile} XINCS="${INCS}" ./${tmp}.o
&&
978 [ -f .
/${tmp}.o
]; then
980 echo "${define}" >> ${h}
981 eval have_
${variable}=yes
984 echo "/* ${define} */" >> ${h}
986 eval unset have_
${variable}
992 run
=$1 variable
=$2 topic
=$3 define
=$4 libs
=$5 incs
=$6
994 _check_preface
"${variable}" "${topic}" "${define}"
996 if ${make} -f ${makefile} XINCS="${INCS} ${incs}" \
997 XLIBS="${LIBS} ${libs}" ./${tmp} &&
999 { [ ${run} -eq 0 ] || ./${tmp}; }; then
1000 echo "*** adding INCS<${incs}> LIBS<${libs}>; executed: ${run}"
1002 echo "${define}" >> ${h}
1003 LIBS
="${LIBS} ${libs}"
1004 echo "${libs}" >> ${lib}
1005 INCS
="${INCS} ${incs}"
1006 echo "${incs}" >> ${inc}
1007 eval have_
${variable}=yes
1011 echo "/* ${define} */" >> ${h}
1012 eval unset have_
${variable}
1018 _link_mayrun
0 "${1}" "${2}" "${3}" "${4}" "${5}"
1022 _link_mayrun
1 "${1}" "${2}" "${3}" "${4}" "${5}"
1027 # May be multiline..
1028 [ -n "${OS_DEFINES}" ] && printf -- "${OS_DEFINES}" >> ${h}
1030 if run_check inline '"inline
" functions' \
1031 '#define HAVE_INLINE
1032 #define n_INLINE static inline' << \!
1033 static inline int ilf(int i){return ++i;}
1034 int main(void){return ilf(-1);}
1038 elif run_check inline '"__inline
" functions' \
1039 '#define HAVE_INLINE
1040 #define n_INLINE static __inline' << \!
1041 static __inline int ilf(int i){return ++i;}
1042 int main(void){return ilf(-1);}
1048 if run_check endian 'Little endian byteorder' \
1049 '#define HAVE_BYTE_ORDER_LITTLE' << \!
1051 enum {vBig = 1, vLittle = 0};
1052 union {unsigned short bom; unsigned char buf[2];} u;
1054 return((u.buf[1] == 0xFE) ? vLittle : vBig);
1063 if run_check clock_gettime 'clock_gettime(2)' \
1064 '#define HAVE_CLOCK_GETTIME' << \!
1070 if(!clock_gettime(CLOCK_REALTIME, &ts) || errno != ENOSYS)
1077 elif run_check clock_gettime 'clock_gettime(2) (via -lrt)' \
1078 '#define HAVE_CLOCK_GETTIME' '-lrt' << \!
1084 if(!clock_gettime(CLOCK_REALTIME, &ts) || errno != ENOSYS)
1091 elif run_check gettimeofday 'gettimeofday(2)' \
1092 '#define HAVE_GETTIMEOFDAY' << \!
1093 #include <stdio.h> /* For C89 NULL */
1094 #include <sys/time.h>
1099 if(!gettimeofday(&tv, NULL) || errno != ENOSYS)
1107 have_no_subsecond_time=1
1110 if run_check nanosleep 'nanosleep(2)' \
1111 '#define HAVE_NANOSLEEP' << \!
1118 ts.tv_nsec = 100000;
1119 if(!nanosleep(&ts, NULL) || errno != ENOSYS)
1126 elif run_check nanosleep 'nanosleep(2) (via -lrt)' \
1127 '#define HAVE_NANOSLEEP' '-lrt' << \!
1134 ts.tv_nsec = 100000;
1135 if(!nanosleep(&ts, NULL) || errno != ENOSYS)
1142 # link_check is enough for this, that function is so old, trust the proto
1143 elif link_check sleep 'sleep(3)' \
1144 '#define HAVE_SLEEP' << \!
1148 if(!sleep(1) || errno != ENOSYS)
1156 msg 'ERROR: we require one of nanosleep(2) and sleep(3).'
1160 if run_check userdb 'gete?[gu]id(2), getpwuid(3), getpwnam(3)' << \!
1169 if((gid = getgid()) != 0)
1171 if((uid = getuid()) != 0)
1173 if((pw = getpwuid(uid)) == NULL && errno == ENOSYS)
1175 if((pw = getpwnam("root
")) == NULL && errno == ENOSYS)
1183 msg 'ERROR: we require user and group info / database searches.'
1184 msg 'That much Unix we indulge ourselfs.'
1188 if run_check sa_restart 'SA_RESTART (for sigaction(2))' << \!
1192 struct sigaction nact, oact;
1194 nact.sa_handler = SIG_DFL;
1195 sigemptyset(&nact.sa_mask);
1196 nact.sa_flags = SA_RESTART;
1197 return !(!sigaction(SIGCHLD, &nact, &oact) || errno != ENOSYS);
1203 msg 'ERROR: we (yet) require the SA_RESTART flag for sigaction(2).'
1207 if link_check snprintf 'v?snprintf(3)' << \!
1210 static void dome(char *buf, ...){
1214 vsnprintf(buf, 20, "%s
", ap);
1221 snprintf(b, sizeof b, "%s
", "string
");
1229 msg 'ERROR: we require the snprintf(3) and vsnprintf(3) functions.'
1233 if link_check environ 'environ(3)' << \!
1234 #include <stdio.h> /* For C89 NULL */
1236 extern char **environ;
1238 return environ[0] == NULL;
1244 msg 'ERROR: we require the environ(3) array for subprocess control.'
1248 if link_check setenv '(un)?setenv(3)' '#define HAVE_SETENV' << \!
1251 setenv("s-mailx
", "i want to see it cute
!", 1);
1252 unsetenv("s-mailx
");
1258 elif link_check setenv 'putenv(3)' '#define HAVE_PUTENV' << \!
1261 putenv("s-mailx
=i want to see it cute
!");
1268 msg 'ERROR: we require either the setenv(3) or putenv(3) functions.'
1272 if link_check termios 'termios.h and tc*(3) family' << \!
1273 #include <termios.h>
1275 struct termios tios;
1277 tcgetattr(0, &tios);
1278 tcsetattr(0, TCSADRAIN | TCSAFLUSH, &tios);
1285 msg 'ERROR: we require termios.h and the tc*() family of functions.'
1286 msg 'That much Unix we indulge ourselfs.'
1292 run_check pathconf 'f?pathconf(2)' '#define HAVE_PATHCONF' << \!
1299 rv |= !(pathconf(".
", _PC_NAME_MAX) >= 0 || errno == 0 || errno != ENOSYS);
1301 rv |= !(pathconf(".
", _PC_PATH_MAX) >= 0 || errno == 0 || errno != ENOSYS);
1303 /* Only link check */
1304 fpathconf(0, _PC_NAME_MAX);
1310 run_check pipe2 'pipe2(2)' '#define HAVE_PIPE2' << \!
1317 if(!pipe2(fds, O_CLOEXEC) || errno != ENOSYS)
1323 # We use this only then for now (need NOW+1)
1324 run_check utimensat 'utimensat(2)' '#define HAVE_UTIMENSAT' << \!
1325 #include <fcntl.h> /* For AT_* */
1326 #include <sys/stat.h>
1329 struct timespec ts[2];
1331 ts[0].tv_nsec = UTIME_NOW;
1332 ts[1].tv_nsec = UTIME_OMIT;
1333 if(!utimensat(AT_FDCWD, "", ts, 0) || errno != ENOSYS)
1341 # XXX Add POSIX check once standardized
1342 if link_check posix_random 'arc4random(3)' '#define HAVE_POSIX_RANDOM 0' << \!
1351 elif [ -n "${have_no_subsecond_time}" ]; then
1352 msg 'ERROR: %s %s' 'without a native random' \
1353 'one of clock_gettime(2) and gettimeofday(2) is required.'
1357 link_check putc_unlocked 'putc_unlocked(3)' '#define HAVE_PUTC_UNLOCKED' <<\!
1360 putc_unlocked('@', stdout);
1365 link_check fchdir 'fchdir(3)' '#define HAVE_FCHDIR' << \!
1373 link_check setlocale 'setlocale(3)' '#define HAVE_SETLOCALE' << \!
1376 setlocale(LC_ALL, "");
1381 if [ "${have_setlocale}" = yes ]; then
1382 link_check c90amend1 'ISO/IEC 9899:1990/Amendment 1:1995' \
1383 '#define HAVE_C90AMEND1' << \!
1389 char mbb[MB_LEN_MAX + 1];
1394 mbtowc(&wc, "x
", 1);
1395 mbrtowc(&wc, "x
", 1, NULL);
1397 return (mblen("\
0", 1) == 0);
1401 if [ "${have_c90amend1}" = yes ]; then
1402 link_check wcwidth 'wcwidth(3)' '#define HAVE_WCWIDTH' << \!
1411 link_check nl_langinfo 'nl_langinfo(3)' '#define HAVE_NL_LANGINFO' << \!
1412 #include <langinfo.h>
1416 return (nl_langinfo(CODESET) == NULL);
1421 if run_check realpath 'realpath(3)' '#define HAVE_REALPATH' << \!
1424 char x_buf[4096], *x = realpath(".
", x_buf);
1426 return (x != NULL) ? 0 : 1;
1430 if run_check realpath_malloc 'realpath(3) takes NULL' \
1431 '#define HAVE_REALPATH_NULL' << \!
1434 char *x = realpath(".
", NULL);
1438 return (x != NULL) ? 0 : 1;
1446 link_check fnmatch 'fnmatch(3)' '#define HAVE_FNMATCH' << \!
1447 #include <fnmatch.h>
1449 return (fnmatch("*", ".
", FNM_PATHNAME | FNM_PERIOD) == FNM_NOMATCH);
1453 link_check dirent_d_type 'struct dirent.d_type' '#define HAVE_DIRENT_TYPE' << \!
1457 return !(de.d_type == DT_UNKNOWN ||
1458 de.d_type == DT_DIR || de.d_type == DT_LNK);
1464 if feat_yes DEBUG; then
1465 echo '#define HAVE_DEBUG' >> ${h}
1468 if feat_yes AMALGAMATION; then
1469 echo '#define HAVE_AMALGAMATION' >> ${h}
1472 if feat_no NOALLOCA; then
1473 # Due to NetBSD PR lib/47120 it seems best not to use non-cc-builtin
1474 # versions of alloca(3) since modern compilers just can't be trusted
1475 # not to overoptimize and silently break some code
1476 run_check alloca '__builtin_alloca()' \
1477 '#define HAVE_ALLOCA __builtin_alloca' << \!
1478 #include <stdio.h> /* For C89 NULL */
1480 void *vp = __builtin_alloca(1);
1482 return (vp != NULL);
1487 if feat_yes DEVEL; then
1488 echo '#define HAVE_DEVEL' >> ${h}
1491 if feat_yes NYD2; then
1492 echo '#define HAVE_NYD2' >> ${h}
1497 if feat_yes DOTLOCK; then
1498 if run_check readlink 'readlink(2)' << \!
1504 if(!readlink("here
", buf, sizeof buf) || errno != ENOSYS)
1512 feat_bail_required DOTLOCK
1516 if feat_yes DOTLOCK; then
1517 if run_check fchown 'fchown(2)' << \!
1521 if(!fchown(0, 0, 0) || errno != ENOSYS)
1529 feat_bail_required DOTLOCK
1535 if feat_yes ICONV; then
1536 ${cat} > ${tmp2}.c << \!
1537 #include <stdio.h> /* For C89 NULL */
1542 id = iconv_open("foo
", "bar
");
1543 iconv(id, NULL, NULL, NULL, NULL);
1548 < ${tmp2}.c link_check iconv 'iconv(3) functionality' \
1549 '#define HAVE_ICONV' ||
1550 < ${tmp2}.c link_check iconv 'iconv(3) functionality (via -liconv)' \
1551 '#define HAVE_ICONV' '-liconv' ||
1552 feat_bail_required ICONV
1554 echo '/* WANT_ICONV=0 */' >> ${h}
1557 if feat_yes SOCKETS || feat_yes SPAM_SPAMD; then
1558 ${cat} > ${tmp2}.c << \!
1559 #include <sys/types.h>
1560 #include <sys/socket.h>
1564 struct sockaddr_un soun;
1566 if(socket(AF_UNIX, SOCK_STREAM, 0) == -1 && errno == ENOSYS)
1568 if(connect(0, (struct sockaddr*)&soun, 0) == -1 && errno == ENOSYS)
1570 if(shutdown(0, SHUT_RD | SHUT_WR | SHUT_RDWR) == -1 && errno == ENOSYS)
1576 < ${tmp2}.c run_check af_unix 'AF_UNIX sockets' \
1577 '#define HAVE_UNIX_SOCKETS' ||
1578 < ${tmp2}.c run_check af_unix 'AF_UNIX sockets (via -lnsl)' \
1579 '#define HAVE_UNIX_SOCKETS' '-lnsl' ||
1580 < ${tmp2}.c run_check af_unix 'AF_UNIX sockets (via -lsocket -lnsl)' \
1581 '#define HAVE_UNIX_SOCKETS' '-lsocket -lnsl'
1584 if feat_yes SOCKETS; then
1585 ${cat} > ${tmp2}.c << \!
1587 #include <sys/types.h>
1588 #include <sys/socket.h>
1589 #include <netinet/in.h>
1594 if(socket(AF_INET, SOCK_STREAM, 0) == -1 && errno == ENOSYS)
1596 if(connect(0, &s, 0) == -1 && errno == ENOSYS)
1602 < ${tmp2}.c run_check sockets 'sockets' \
1603 '#define HAVE_SOCKETS' ||
1604 < ${tmp2}.c run_check sockets 'sockets (via -lnsl)' \
1605 '#define HAVE_SOCKETS' '-lnsl' ||
1606 < ${tmp2}.c run_check sockets 'sockets (via -lsocket -lnsl)' \
1607 '#define HAVE_SOCKETS' '-lsocket -lnsl' ||
1608 feat_bail_required SOCKETS
1610 echo '/* WANT_SOCKETS=0 */' >> ${h}
1611 fi # feat_yes SOCKETS
1613 if feat_yes SOCKETS; then
1614 link_check getaddrinfo 'getaddrinfo(3)' \
1615 '#define HAVE_GETADDRINFO' << \!
1617 #include <sys/types.h>
1618 #include <sys/socket.h>
1622 struct addrinfo a, *ap;
1625 switch((lrv = getaddrinfo("foo
", "0", &a, &ap))){
1629 fprintf(stderr, "%s
\n", gai_strerror(lrv));
1638 if feat_yes SOCKETS && [ -z "${have_getaddrinfo}" ]; then
1639 compile_check arpa_inet_h '<arpa/inet.h>' \
1640 '#define HAVE_ARPA_INET_H' << \!
1642 #include <sys/types.h>
1643 #include <sys/socket.h>
1645 #include <netinet/in.h>
1646 #include <arpa/inet.h>
1649 ${cat} > ${tmp2}.c << \!
1651 #include <sys/types.h>
1652 #include <sys/socket.h>
1656 #include <netinet/in.h>
1657 #ifdef HAVE_ARPA_INET_H
1658 #include <arpa/inet.h>
1661 struct sockaddr_in servaddr;
1662 unsigned short portno;
1665 struct in_addr **pptr;
1668 if((ep = getservbyname("POPPY-PORT
", "tcp
")) != NULL)
1669 portno = (unsigned short)ep->s_port;
1671 if((hp = gethostbyname("POPPY-HOST
")) != NULL){
1672 pptr = (struct in_addr**)hp->h_addr_list;
1673 if(hp->h_addrtype != AF_INET)
1674 fprintf(stderr, "au
\n");
1677 case HOST_NOT_FOUND:
1683 fprintf(stderr, "au
\n");
1688 memset(&servaddr, 0, sizeof servaddr);
1689 servaddr.sin_family = AF_INET;
1690 servaddr.sin_port = htons(portno);
1691 memcpy(&servaddr.sin_addr, *pptr, sizeof(struct in_addr));
1692 fprintf(stderr, "Would connect to
%s
:%d ...
\n",
1693 inet_ntoa(**pptr), (int)portno);
1698 < ${tmp2}.c link_check gethostbyname 'get(serv|host)byname(3)' ||
1699 < ${tmp2}.c link_check gethostbyname \
1700 'get(serv|host)byname(3) (via -nsl)' '' '-lnsl' ||
1701 < ${tmp2}.c link_check gethostbyname \
1702 'get(serv|host)byname(3) (via -lsocket -nsl)' \
1703 '' '-lsocket -lnsl' ||
1704 feat_bail_required SOCKETS
1708 run_check setsockopt 'setsockopt(2)' '#define HAVE_SETSOCKOPT' << \!
1709 #include <sys/socket.h>
1715 if(setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, NULL, 0) == -1 &&
1722 feat_yes SOCKETS && [ -n "${have_setsockopt}" ] &&
1723 link_check so_sndtimeo 'SO_SNDTIMEO' '#define HAVE_SO_SNDTIMEO' << \!
1724 #include <sys/socket.h>
1732 setsockopt(sockfd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
1733 setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv);
1738 feat_yes SOCKETS && [ -n "${have_setsockopt}" ] &&
1739 link_check so_linger 'SO_LINGER' '#define HAVE_SO_LINGER' << \!
1740 #include <sys/socket.h>
1748 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, &li, sizeof li);
1753 if feat_yes SSL; then
1754 if link_check openssl 'OpenSSL (new style *_client_method(3ssl))' \
1756 #define HAVE_OPENSSL 10100' '-lssl -lcrypto' << \!
1757 #include <openssl/ssl.h>
1758 #include <openssl/err.h>
1759 #include <openssl/x509v3.h>
1760 #include <openssl/x509.h>
1761 #include <openssl/rand.h>
1762 #ifdef OPENSSL_NO_TLS1 /* TODO only deduced from OPENSSL_NO_SSL[23]! */
1763 # error We need TLSv1.
1766 SSL_CTX *ctx = SSL_CTX_new(TLS_client_method());
1769 PEM_read_PrivateKey(0, 0, 0, 0);
1775 elif link_check openssl 'OpenSSL (old style *_client_method(3ssl))' \
1777 #define HAVE_OPENSSL 10000' '-lssl -lcrypto' << \!
1778 #include <openssl/ssl.h>
1779 #include <openssl/err.h>
1780 #include <openssl/x509v3.h>
1781 #include <openssl/x509.h>
1782 #include <openssl/rand.h>
1783 #if defined OPENSSL_NO_SSL3 &&\
1784 defined OPENSSL_NO_TLS1 /* TODO only deduced from OPENSSL_NO_SSL[23]! */
1785 # error We need one of SSLv3 and TLSv1.
1788 SSL_CTX *ctx = SSL_CTX_new(SSLv23_client_method());
1791 PEM_read_PrivateKey(0, 0, 0, 0);
1798 feat_bail_required SSL
1801 if [ "${have_openssl}" = 'yes' ]; then
1802 compile_check stack_of 'OpenSSL STACK_OF()' \
1803 '#define HAVE_OPENSSL_STACK_OF' << \!
1804 #include <stdio.h> /* For C89 NULL */
1805 #include <openssl/ssl.h>
1806 #include <openssl/err.h>
1807 #include <openssl/x509v3.h>
1808 #include <openssl/x509.h>
1809 #include <openssl/rand.h>
1811 STACK_OF(GENERAL_NAME) *gens = NULL;
1813 printf("%p
", gens); /* to use it */
1818 link_check ossl_conf 'OpenSSL_modules_load_file() support' \
1819 '#define HAVE_OPENSSL_CONFIG' << \!
1820 #include <stdio.h> /* For C89 NULL */
1821 #include <openssl/conf.h>
1823 CONF_modules_load_file(NULL, NULL, CONF_MFLAGS_IGNORE_MISSING_FILE);
1824 CONF_modules_free();
1829 link_check ossl_conf_ctx 'OpenSSL SSL_CONF_CTX support' \
1830 '#define HAVE_OPENSSL_CONF_CTX' << \!
1832 #include <openssl/ssl.h>
1833 #include <openssl/err.h>
1835 #if HAVE_OPENSSL < 10100
1836 SSL_CTX *ctx = SSL_CTX_new(SSLv23_client_method());
1838 SSL_CTX *ctx = SSL_CTX_new(TLS_client_method());
1840 SSL_CONF_CTX *cctx = SSL_CONF_CTX_new();
1842 SSL_CONF_CTX_set_flags(cctx,
1843 SSL_CONF_FLAG_FILE | SSL_CONF_FLAG_CLIENT |
1844 SSL_CONF_FLAG_CERTIFICATE | SSL_CONF_FLAG_SHOW_ERRORS);
1845 SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
1846 SSL_CONF_cmd(cctx, "Protocol
", "ALL
");
1847 SSL_CONF_CTX_finish(cctx);
1848 SSL_CONF_CTX_free(cctx);
1854 link_check rand_egd 'OpenSSL RAND_egd(3ssl)' \
1855 '#define HAVE_OPENSSL_RAND_EGD' << \!
1856 #include <openssl/rand.h>
1858 return RAND_egd("some.where
") > 0;
1862 if feat_yes SSL_ALL_ALGORITHMS; then
1863 if link_check ssl_all_algo 'OpenSSL all-algorithms support' \
1864 '#define HAVE_SSL_ALL_ALGORITHMS' << \!
1865 #include <openssl/evp.h>
1867 OpenSSL_add_all_algorithms();
1868 EVP_get_cipherbyname("two cents i never exist
");
1876 feat_bail_required SSL_ALL_ALGORITHMS
1878 fi # SSL_ALL_ALGORITHMS
1880 if feat_yes MD5 && feat_no NOEXTMD5; then
1881 run_check openssl_md5 'MD5 digest in OpenSSL' \
1882 '#define HAVE_OPENSSL_MD5' << \!
1885 #include <openssl/md5.h>
1887 char const dat[] = "abrakadabrafidibus
";
1888 char dig[16], hex[16 * 2];
1892 memset(dig, 0, sizeof(dig));
1893 memset(hex, 0, sizeof(hex));
1895 MD5_Update(&ctx, dat, sizeof(dat) - 1);
1896 MD5_Final(dig, &ctx);
1898 #define hexchar(n) ((n) > 9 ? (n) - 10 + 'a' : (n) + '0')
1899 for(i = 0; i < sizeof(hex) / 2; i++){
1901 hex[j] = hexchar((dig[i] & 0xf0) >> 4);
1902 hex[++j] = hexchar(dig[i] & 0x0f);
1904 return !!memcmp("6d7d0a3d949da2e96f2aa010f65d8326
", hex, sizeof(hex));
1907 fi # feat_yes MD5 && feat_no NOEXTMD5
1910 echo '/* WANT_SSL=0 */' >> ${h}
1913 if feat_yes SMTP; then
1914 echo '#define HAVE_SMTP' >> ${h}
1916 echo '/* WANT_SMTP=0 */' >> ${h}
1919 if feat_yes POP3; then
1920 echo '#define HAVE_POP3' >> ${h}
1922 echo '/* WANT_POP3=0 */' >> ${h}
1925 if feat_yes GSSAPI; then
1926 ${cat} > ${tmp2}.c << \!
1927 #include <gssapi/gssapi.h>
1929 gss_import_name(0, 0, GSS_C_NT_HOSTBASED_SERVICE, 0);
1930 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
1934 ${sed} -e '1s/gssapi\///' < ${tmp2}.c > ${tmp3}.c
1936 if command -v krb5-config >/dev/null 2>&1; then
1937 i=`command -v krb5-config`
1938 GSS_LIBS="`CFLAGS= ${i} --libs gssapi`"
1939 GSS_INCS="`CFLAGS= ${i} --cflags`"
1940 i='GSS-API via krb5-config(1)'
1944 i='GSS-API in gssapi/gssapi.h, libgssapi'
1946 if < ${tmp2}.c link_check gss \
1947 "${i}" '#define HAVE_GSSAPI' "${GSS_LIBS}" "${GSS_INCS}" ||\
1948 < ${tmp3}.c link_check gss \
1949 'GSS-API in gssapi.h, libgssapi' \
1950 '#define HAVE_GSSAPI
1951 #define GSSAPI_REG_INCLUDE' \
1953 < ${tmp2}.c link_check gss 'GSS-API in libgssapi_krb5' \
1954 '#define HAVE_GSSAPI' \
1956 < ${tmp3}.c link_check gss \
1957 'GSS-API in libgssapi, OpenBSD-style (pre 5.3)' \
1958 '#define HAVE_GSSAPI
1959 #define GSS_REG_INCLUDE' \
1960 '-lgssapi -lkrb5 -lcrypto' \
1961 '-I/usr/include/kerberosV' ||\
1962 < ${tmp2}.c link_check gss 'GSS-API in libgss' \
1963 '#define HAVE_GSSAPI' \
1965 link_check gss 'GSS-API in libgssapi_krb5, old-style' \
1966 '#define HAVE_GSSAPI
1967 #define GSSAPI_OLD_STYLE' \
1968 '-lgssapi_krb5' << \!
1969 #include <gssapi/gssapi.h>
1970 #include <gssapi/gssapi_generic.h>
1972 gss_import_name(0, 0, gss_nt_service_name, 0);
1973 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
1980 feat_bail_required GSSAPI
1983 echo '/* WANT_GSSAPI=0 */' >> ${h}
1984 fi # feat_yes GSSAPI
1986 if feat_yes NETRC; then
1987 echo '#define HAVE_NETRC' >> ${h}
1989 echo '/* WANT_NETRC=0 */' >> ${h}
1992 if feat_yes AGENT; then
1993 echo '#define HAVE_AGENT' >> ${h}
1995 echo '/* WANT_AGENT=0 */' >> ${h}
1998 if feat_yes IDNA; then
1999 if link_check idna 'GNU Libidn' '#define HAVE_IDNA HAVE_IDNA_LIBIDNA' \
2002 #include <idn-free.h>
2003 #include <stringprep.h>
2005 char *utf8, *idna_ascii, *idna_utf8;
2007 utf8 = stringprep_locale_to_utf8("does.this.work
");
2008 if (idna_to_ascii_8z(utf8, &idna_ascii, IDNA_USE_STD3_ASCII_RULES)
2011 idn_free(idna_ascii);
2012 /* (Rather link check only here) */
2013 idna_utf8 = stringprep_convert(idna_ascii, "UTF-8
", "de_DE
");
2019 elif link_check idna 'idnkit' '#define HAVE_IDNA HAVE_IDNA_IDNKIT' \
2022 #include <idn/api.h>
2023 #include <idn/result.h>
2027 char local_name[256];
2029 r = idn_encodename(IDN_ENCODE_APP, "does.this.work
", ace_name,
2031 if (r != idn_success) {
2032 fprintf(stderr, "idn_encodename failed
: %s
\n", idn_result_tostring(r));
2035 r = idn_decodename(IDN_DECODE_APP, ace_name, local_name, sizeof(local_name));
2036 if (r != idn_success) {
2037 fprintf(stderr, "idn_decodename failed
: %s
\n", idn_result_tostring(r));
2046 feat_bail_required IDNA
2049 if [ -n "${have_idna}" ]; then
2050 echo '#define HAVE_IDNA_LIBIDNA 0' >> ${h}
2051 echo '#define HAVE_IDNA_IDNKIT 1' >> ${h}
2054 echo '/* WANT_IDNA=0 */' >> ${h}
2057 if feat_yes IMAP_SEARCH; then
2058 echo '#define HAVE_IMAP_SEARCH' >> ${h}
2060 echo '/* WANT_IMAP_SEARCH=0 */' >> ${h}
2063 if feat_yes REGEX; then
2064 if link_check regex 'regular expressions' '#define HAVE_REGEX' << \!
2071 if (regcomp(&re, ".
*bsd
", REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
2073 status = regexec(&re, "plan9
", 0,NULL, 0);
2075 return !(status == REG_NOMATCH);
2081 feat_bail_required REGEX
2084 echo '/* WANT_REGEX=0 */' >> ${h}
2087 if feat_yes READLINE; then
2089 link_check readline "for readline
(3) (${1})" \
2090 '#define HAVE_READLINE' "${1}" << \!
2092 #include <readline/history.h>
2093 #include <readline/readline.h>
2102 stifle_history(242);
2103 rl = readline("Enter a line
:");
2107 rl_extend_line_buffer(10);
2108 rl_point = rl_end = 10;
2109 rl_pre_input_hook = (rl_hook_func_t*)NULL;
2110 rl_forced_update_display();
2112 hs = history_get_history_state();
2114 he = history_list();
2117 rl_free_line_state();
2118 rl_cleanup_after_signal();
2119 rl_reset_after_signal();
2125 __edrdlib -lreadline ||
2126 __edrdlib '-lreadline -ltermcap' || feat_bail_required READLINE
2129 if feat_yes MLE && [ -z "${have_readline}" ] &&
2130 [ -n "${have_c90amend1}" ]; then
2132 echo '#define HAVE_MLE' >> ${h}
2134 feat_bail_required MLE
2135 echo '/* WANT_{READLINE,MLE}=0 */' >> ${h}
2138 # Generic have-a-line-editor switch for those who need it below
2139 if [ -n "${have_mle}" ] ||
2140 [ -n "${have_readline}" ]; then
2144 if [ -n "${have_cle}" ] && feat_yes HISTORY; then
2145 echo '#define HAVE_HISTORY' >> ${h}
2147 echo '/* WANT_HISTORY=0 */' >> ${h}
2150 if [ -n "${have_mle}" ] && feat_yes KEY_BINDINGS; then
2151 echo '#define HAVE_KEY_BINDINGS' >> ${h}
2153 echo '/* WANT_KEY_BINDINGS=0 */' >> ${h}
2156 if feat_yes TERMCAP; then
2158 link_check termcap "termcap
(5) (via
${4})" \
2159 "#define HAVE_TERMCAP${3}" "${1}" << _EOT
2164 #define UNCONST(P) ((void*)(unsigned long)(void const*)(P))
2165 static int my_putc
(int c
){return putchar
(c
);}
2167 char buf
[1024+512], cmdbuf
[2048], *cpb
, *r1
;
2168 int r2
= OK
, r3
= ERR
;
2170 tgetent
(buf
, getenv
("TERM"));
2172 r1
= tgetstr
(UNCONST
("cm"), &cpb
);
2174 r2
= tgetnum
(UNCONST
("Co"));
2175 r3
= tgetflag
(UNCONST
("ut"));
2176 tputs
("cr", 1, &my_putc
);
2177 return (r1
== NULL || r2
== -1 || r3
== 0);
2183 link_check terminfo
"terminfo(5) (via ${2})" \
2184 '#define HAVE_TERMCAP
2185 #define HAVE_TERMCAP_CURSES
2186 #define HAVE_TERMINFO' "${1}" << _EOT
2190 #define UNCONST(P) ((void*)(unsigned long)(void const*)(P))
2191 static int my_putc(int c){return putchar(c);}
2197 r0 = setupterm(NULL, 1, &er);
2198 r1 = tigetflag(UNCONST("bce"));
2199 r2 = tigetnum(UNCONST("colors"));
2200 r3 = tigetstr(UNCONST("cr"));
2201 tp = tparm(r3, NULL);
2202 tputs(tp, 1, &my_putc);
2203 return (r0 == ERR || r1 == -1 || r2 == -2 || r2 == -1 ||
2204 r3 == (char*)-1 || r3 == NULL);
2209 if feat_yes TERMCAP_PREFER_TERMINFO
; then
2210 __terminfolib
-ltinfo -ltinfo ||
2211 __terminfolib
-lcurses -lcurses ||
2212 __terminfolib
-lcursesw -lcursesw ||
2213 feat_bail_required TERMCAP_PREFER_TERMINFO
2216 if [ -z "${have_terminfo}" ]; then
2217 __termcaplib
-ltermcap '' '' '-ltermcap' ||
2218 __termcaplib
-ltermcap '#include <curses.h>' '
2219 #define HAVE_TERMCAP_CURSES' \
2220 'curses.h / -ltermcap' ||
2221 __termcaplib
-lcurses '#include <curses.h>' '
2222 #define HAVE_TERMCAP_CURSES' \
2223 'curses.h / -lcurses' ||
2224 __termcaplib
-lcursesw '#include <curses.h>' '
2225 #define HAVE_TERMCAP_CURSES' \
2226 'curses.h / -lcursesw' ||
2227 feat_bail_required TERMCAP
2229 if [ -n "${have_termcap}" ]; then
2230 run_check tgetent_null \
2231 "tgetent(3) of termcap(5) takes NULL buffer" \
2232 "#define HAVE_TGETENT_NULL_BUF" << _EOT
2233 #include <stdio.h> /* For C89 NULL */
2235 #ifdef HAVE_TERMCAP_CURSES
2236 # include <curses.h>
2240 tgetent(NULL, getenv("TERM"));
2247 echo '/* WANT_TERMCAP=0 */' >> ${h}
2248 echo '/* WANT_TERMCAP_PREFER_TERMINFO=0 */' >> ${h}
2251 if feat_yes ERRORS
; then
2252 echo '#define HAVE_ERRORS' >> ${h}
2254 echo '/* WANT_ERRORS=0 */' >> ${h}
2259 if feat_yes SPAM_SPAMC
; then
2260 echo '#define HAVE_SPAM_SPAMC' >> ${h}
2261 if command -v spamc
>/dev
/null
2>&1; then
2262 echo "#define SPAM_SPAMC_PATH \"`command -v spamc`\"" >> ${h}
2265 echo '/* WANT_SPAM_SPAMC=0 */' >> ${h}
2268 if feat_yes SPAM_SPAMD
&& [ -n "${have_af_unix}" ]; then
2269 echo '#define HAVE_SPAM_SPAMD' >> ${h}
2271 feat_bail_required SPAM_SPAMD
2272 echo '/* WANT_SPAM_SPAMD=0 */' >> ${h}
2275 if feat_yes SPAM_FILTER
; then
2276 echo '#define HAVE_SPAM_FILTER' >> ${h}
2278 echo '/* WANT_SPAM_FILTER=0 */' >> ${h}
2281 if feat_yes SPAM_SPAMC || feat_yes SPAM_SPAMD || feat_yes SPAM_FILTER
; then
2282 echo '#define HAVE_SPAM' >> ${h}
2284 echo '/* HAVE_SPAM */' >> ${h}
2287 if feat_yes DOCSTRINGS
; then
2288 echo '#define HAVE_DOCSTRINGS' >> ${h}
2290 echo '/* WANT_DOCSTRINGS=0 */' >> ${h}
2293 if feat_yes QUOTE_FOLD
&&\
2294 [ -n "${have_c90amend1}" ] && [ -n "${have_wcwidth}" ]; then
2295 echo '#define HAVE_QUOTE_FOLD' >> ${h}
2297 echo '/* WANT_QUOTE_FOLD=0 */' >> ${h}
2300 if feat_yes FILTER_HTML_TAGSOUP
; then
2301 echo '#define HAVE_FILTER_HTML_TAGSOUP' >> ${h}
2303 echo '/* WANT_FILTER_HTML_TAGSOUP=0 */' >> ${h}
2306 if feat_yes COLOUR
; then
2307 echo '#define HAVE_COLOUR' >> ${h}
2309 echo '/* WANT_COLOUR=0 */' >> ${h}
2312 if feat_yes DOTLOCK
; then
2313 echo '#define HAVE_DOTLOCK' >> ${h}
2315 echo '/* WANT_DOTLOCK=0 */' >> ${h}
2318 if feat_yes MD5
; then
2319 echo '#define HAVE_MD5' >> ${h}
2321 echo '/* WANT_MD5=0 */' >> ${h}
2324 if feat_yes NOMEMDBG
; then
2325 echo '#define HAVE_NOMEMDBG' >> ${h}
2327 echo '/* WANT_NOMEMDBG=0 */' >> ${h}
2332 # Since we cat(1) the content of those to cc/"ld", convert them to single line
2334 < "${1}" > "${2}" ${awk} \
2335 'BEGIN {ORS = " "} /^[^#]/ {print} {next} END {ORS = ""; print "\n"}'
2338 squeeze_em ${inc} ${tmp}
2340 squeeze_em ${lib} ${tmp}
2345 printf '#ifndef n_CONFIG_H\n# define n_CONFIG_H 1\n' > ${h}
2346 ${cat} ${tmp} >> ${h}
2349 printf '\n/* The "feature string
" */\n' >> ${h}
2350 printf '# if defined _ACCMACVAR_SOURCE || defined HAVE_AMALGAMATION\n' >> ${h}
2351 printf 'static char const _features[] = "MIME
"\n' >> ${h}
2352 printf '# ifdef HAVE_SETLOCALE\n ",LOCALES
"\n# endif\n' >> ${h}
2353 printf '# ifdef HAVE_C90AMEND1\n ",MULTIBYTE CHARSETS
"\n# endif\n' >> ${h}
2354 printf '# ifdef HAVE_NL_LANGINFO\n ",TERMINAL CHARSET
"\n# endif\n' >> ${h}
2355 printf '# ifdef HAVE_ICONV\n ",ICONV
"\n# endif\n' >> ${h}
2356 printf '# ifdef HAVE_SOCKETS\n ",NETWORK
"\n# endif\n' >> ${h}
2357 printf '# ifdef HAVE_SSL\n ",S
/MIME
,SSL
/TLS
"\n# endif\n' >> ${h}
2358 printf '# ifdef HAVE_SSL_ALL_ALGORITHMS\n ",SSL-ALL-ALGORITHMS
"\n# endif\n'\
2360 printf '# ifdef HAVE_SMTP\n ",SMTP
"\n# endif\n' >> ${h}
2361 printf '# ifdef HAVE_POP3\n ",POP3
"\n# endif\n' >> ${h}
2362 printf '# ifdef HAVE_GSSAPI\n ",GSS-API
"\n# endif\n' >> ${h}
2363 printf '# ifdef HAVE_MD5\n ",MD5
[APOP
,CRAM-MD5
]"\n# endif\n' >> ${h}
2364 printf '# ifdef HAVE_NETRC\n ",NETRC
"\n# endif\n' >> ${h}
2365 printf '# ifdef HAVE_AGENT\n ",AGENT
"\n# endif\n' >> ${h}
2366 printf '# ifdef HAVE_IDNA\n ",IDNA
"\n# endif\n' >> ${h}
2367 printf '# ifdef HAVE_IMAP_SEARCH\n ",IMAP-SEARCH
"\n# endif\n' >> ${h}
2368 printf '# ifdef HAVE_REGEX\n ",REGEX
"\n# endif\n' >> ${h}
2369 printf '# ifdef HAVE_READLINE\n ",READLINE
"\n# endif\n' >> ${h}
2370 printf '# ifdef HAVE_MLE\n ",MLE
"\n# endif\n' >> ${h}
2371 printf '# ifdef HAVE_WCWIDTH\n " (WIDE GLYPHS
)"\n# endif\n' >> ${h}
2372 printf '# ifdef HAVE_HISTORY\n ",HISTORY
"\n# endif\n' >> ${h}
2373 printf '# ifdef HAVE_KEY_BINDINGS\n ",KEY-BINDINGS
"\n# endif\n' >> ${h}
2374 printf '# ifdef HAVE_TERMCAP\n ",TERMCAP
"\n# endif\n' >> ${h}
2375 printf '# ifdef HAVE_TERMINFO\n " (terminfo
(5))"\n# endif\n' >> ${h}
2376 printf '# ifdef HAVE_SPAM_SPAMC\n ",SPAMC
"\n# endif\n' >> ${h}
2377 printf '# ifdef HAVE_SPAM_SPAMD\n ",SPAMD
"\n# endif\n' >> ${h}
2378 printf '# ifdef HAVE_SPAM_FILTER\n ",SPAMFILTER
"\n# endif\n' >> ${h}
2379 printf '# ifdef HAVE_DOCSTRINGS\n ",DOCSTRINGS
"\n# endif\n' >> ${h}
2380 printf '# ifdef HAVE_QUOTE_FOLD\n ",QUOTE-FOLD
"\n# endif\n' >> ${h}
2381 printf '# ifdef HAVE_FILTER_HTML_TAGSOUP\n ",HTML-FILTER
"\n# endif\n' >> ${h}
2382 printf '# ifdef HAVE_COLOUR\n ",COLOUR
"\n# endif\n' >> ${h}
2383 printf '# ifdef HAVE_DOTLOCK\n ",DOTLOCK-FILES
"\n# endif\n' >> ${h}
2384 printf '# ifdef HAVE_DEBUG\n ",DEBUG
"\n# endif\n' >> ${h}
2385 printf '# ifdef HAVE_DEVEL\n ",DEVEL
"\n# endif\n' >> ${h}
2386 printf ';\n# endif /* _ACCMACVAR_SOURCE || HAVE_AMALGAMATION */\n' >> ${h}
2388 # Create the real mk.mk
2389 # Note we cannout use explicit ./ filename prefix for source and object
2390 # pathnames because of a bug in bmake(1)
2391 ${rm} -rf ${tmp0}.* ${tmp0}*
2392 printf 'OBJ_SRC = ' >> ${mk}
2393 if feat_no AMALGAMATION; then
2394 for i in `printf '%s\n' *.c | ${sort}`; do
2395 if [ "${i}" = privsep.c ]; then
2398 printf "${i} " >> ${mk}
2400 printf '\nAMALGAM_TARGET =\nAMALGAM_DEP =\n' >> ${mk}
2402 printf 'main.c\nAMALGAM_TARGET = main.o\nAMALGAM_DEP = ' >> ${mk}
2404 printf '\n/* HAVE_AMALGAMATION: include sources */\n' >> ${h}
2405 printf '#elif _CONFIG_H + 0 == 1\n' >> ${h}
2406 printf '# undef _CONFIG_H\n' >> ${h}
2407 printf '# define _CONFIG_H 2\n' >> ${h}
2408 for i in `printf '%s\n' *.c | ${sort}`; do
2409 if [ "${i}" = "${j}" ] || [ "${i}" = main.c ] || \
2410 [ "${i}" = privsep.c ]; then
2413 printf "${i} " >> ${mk}
2414 printf "# include \"${i}\"\n" >> ${h}
2417 # tcc(1) fails on 2015-11-13 unless this #else clause existed
2418 echo '#else' >> ${h}
2421 printf '#endif /* n_CONFIG_H */\n' >> ${h}
2423 echo "LIBS = `${cat} ${lib}`" >> ${mk}
2424 echo "INCS
= `${cat} ${inc}`" >> ${mk}
2426 ${cat} ./mk-mk.in >> ${mk}
2430 ${cat} > ${tmp2}.c << \!
2433 :The following optional features are enabled:
2434 #ifdef HAVE_SETLOCALE
2435 : + Locale support: Printable characters depend on the environment
2436 # ifdef HAVE_C90AMEND1
2437 : + Multibyte character support
2439 # ifdef HAVE_NL_LANGINFO
2440 : + Automatic detection of terminal character set
2444 : + Character set conversion using iconv()
2450 # ifdef HAVE_OPENSSL
2451 : + S/MIME and SSL/TLS (OpenSSL)
2453 # ifdef HAVE_SSL_ALL_ALGORITHMS
2454 : + + Support for more ("all") digest and cipher algorithms
2464 : + GSS-API authentication
2467 : + MD5 message digest (APOP, CRAM-MD5)
2470 : + .netrc file support
2473 : + Password query through agent
2476 : + IDNA (internationalized domain names for applications) support
2478 #ifdef HAVE_IMAP_SEARCH
2479 : + IMAP-style search expressions
2482 : + Regular expression support (searches, conditional expressions etc.)
2484 #if defined HAVE_READLINE || defined HAVE_MLE
2485 # ifdef HAVE_READLINE
2486 : + Command line editing via readline(3)
2488 # ifdef HAVE_WCWIDTH
2489 : + Command line editing via M(ailx)-L(ine)-E(ditor) (wide glyph support)
2491 : + Command line editing via M(ailx)-L(ine)-E(ditor) (no wide glyph support)
2494 # ifdef HAVE_HISTORY
2495 : + + History management
2497 # ifdef HAVE_KEY_BINDINGS
2498 : + + Configurable key bindings
2502 # ifdef HAVE_TERMINFO
2503 : + Terminal capability queries (terminfo(5))
2505 : + Terminal capability queries (termcap(5))
2510 # ifdef HAVE_SPAM_SPAMC
2511 : + + Via spamc(1) (of spamassassin(1))
2513 # ifdef HAVE_SPAM_SPAMD
2514 : + + Directly via spamd(1) (of spamassassin(1))
2516 # ifdef HAVE_SPAM_FILTER
2517 : + + Via freely configurable *spam-filter-XY*s
2520 #ifdef HAVE_DOCSTRINGS
2521 : + Documentation summary strings
2523 #ifdef HAVE_QUOTE_FOLD
2524 : + Extended *quote-fold*ing
2526 #ifdef HAVE_FILTER_HTML_TAGSOUP
2527 : + Builtin HTML-to-text filter (for display purposes, primitive)
2530 : + Coloured message display (simple)
2533 : + Dotlock files and privilege-separated file dotlock program
2536 :The following optional features are disabled:
2537 #ifndef HAVE_SETLOCALE
2538 : - Locale support: Only ASCII characters are recognized
2540 # ifndef HAVE_C90AMEND1
2541 : - Multibyte character support
2543 # ifndef HAVE_NL_LANGINFO
2544 : - Automatic detection of terminal character set
2547 : - Character set conversion using iconv()
2548 : _ (Ooooh, no iconv(3), NO character set conversion possible! Really...)
2550 #ifndef HAVE_SOCKETS
2554 : - S/MIME and SSL/TLS
2556 # ifndef HAVE_SSL_ALL_ALGORITHMS
2557 : - Support for more S/MIME and SSL/TLS digest and cipher algorithms
2567 : - GSS-API authentication
2570 : - MD5 message digest (APOP, CRAM-MD5)
2573 : - .netrc file support
2576 : - Password query through agent
2579 : - IDNA (internationalized domain names for applications) support
2581 #ifndef HAVE_IMAP_SEARCH
2582 : - IMAP-style search expressions
2585 : - Regular expression support
2587 #if !defined HAVE_READLINE && !defined HAVE_MLE
2588 : - Command line editing and history
2590 # ifndef HAVE_HISTORY
2591 : + (Command line editing) - History management
2593 # ifndef HAVE_KEY_BINDINGS
2594 : + (Command line editing) - Configurable key bindings
2597 #ifndef HAVE_TERMCAP
2598 : - Terminal capability queries
2603 #ifndef HAVE_DOCSTRINGS
2604 : - Documentation summary strings
2606 #ifndef HAVE_QUOTE_FOLD
2607 : - Extended *quote-fold*ing
2609 #ifndef HAVE_FILTER_HTML_TAGSOUP
2610 : - Builtin HTML-to-text filter (for display purposes, primitive)
2613 : - Coloured message display (simple)
2615 #ifndef HAVE_DOTLOCK
2616 : - Dotlock files and privilege-separated file dotlock program
2619 #if !defined HAVE_FNMATCH || !defined HAVE_FCHDIR ||\
2620 defined HAVE_DEBUG || defined HAVE_DEVEL
2622 # ifndef HAVE_FNMATCH
2623 : . The function fnmatch(3) could not be found.
2624 : _ Filename patterns like wildcard are not supported on your system.
2626 # ifndef HAVE_FCHDIR
2627 : . The function fchdir(2) could not be found. We will use chdir(2)
2628 : _ instead. This is not a problem unless the current working
2629 : _ directory is changed while this program is inside of it.
2632 : . Debug enabled binary: not meant to be used by end-users: THANKS!
2635 : . Computers do not blunder.
2638 #endif /* Remarks */
2640 : . System-wide resource file: SYSCONFDIR/SYSCONFRC
2643 : . libexecdir: LIBEXECDIR
2646 : . sendmail(1): VAL_SENDMAIL (argv[0] = VAL_SENDMAIL_PROGNAME)
2647 : . Mail spool directory: MAILSPOOL
2651 ${make} -f ${makefile} ${tmp2}.x
2652 < ${tmp2}.x ${sed} -e '/^[^:]/d; /^$/d; s/^://' |