2 #@ Please see `INSTALL' and `make.rc' instead.
10 WANT_SSL
=0 WANT_ALL_SSL_ALGORITHMS
=0
11 WANT_SMTP
=0 WANT_POP3
=0 WANT_IMAP
=0
12 WANT_GSSAPI
=0 WANT_NETRC
=0 WANT_AGENT
=0
17 WANT_READLINE
=0 WANT_EDITLINE
=0 WANT_NCL
=0
20 WANT_SPAM_SPAMC
=0 WANT_SPAM_SPAMD
=0 WANT_SPAM_FILTER
=0
23 WANT_FILTER_HTML_TAGSOUP
=0
31 WANT_SSL
=1 WANT_ALL_SSL_ALGORITHMS
=1
32 WANT_SMTP
=1 WANT_POP3
=1 WANT_IMAP
=1
33 WANT_GSSAPI
=1 WANT_NETRC
=1 WANT_AGENT
=1
39 WANT_HISTORY
=1 WANT_TABEXPAND
=1
42 WANT_SPAM_SPAMC
=1 WANT_SPAM_SPAMD
=1 WANT_SPAM_FILTER
=1
45 WANT_FILTER_HTML_TAGSOUP
=1
50 # Predefined CONFIG= urations take precedence over anything else
51 if [ -n "${CONFIG}" ]; then
60 [mM
][iI
][nN
][iI
][mM
][aA
][lL
])
66 [mM
][eE
][dD
][iI
][uU
][mM
])
79 [nN
][eE
][tT
][sS
][eE
][nN
][dD
])
85 WANT_GSSAPI
=1 WANT_NETRC
=1 WANT_AGENT
=1
94 [mM
][aA
][xX
][iI
][mM
][aA
][lL
])
99 WANT_DEVEL
=1 WANT_DEBUG
=1 WANT_NYD2
=1
102 [oO
][dD
][eE
][vV
][eE
][lL
])
107 echo >&2 "Unknown CONFIG= setting: ${CONFIG}"
108 echo >&2 'Possible values: NULL, NULLI, MINIMAL, MEDIUM, NETSEND, MAXIMAL'
114 # Inter-relationships
116 if feat_no SMTP
&& feat_no POP3
&& feat_no IMAP
; then
119 if feat_no SOCKETS
; then
120 if feat_require SMTP
; then
121 msg
'ERROR: need SOCKETS for required feature SMTP'
124 if feat_require POP3
; then
125 msg
'ERROR: need SOCKETS for required feature POP3'
128 if feat_require IMAP
; then
129 msg
"ERROR: need SOCKETS for required feature IMAP\\n"
132 WANT_SSL
=0 WANT_ALL_SSL_ALGORITHMS
=0
133 WANT_SMTP
=0 WANT_POP3
=0 WANT_IMAP
=0
134 WANT_GSSAPI
=0 WANT_NETRC
=0 WANT_AGENT
=0
136 if feat_no SMTP
&& feat_no IMAP
; then
140 if feat_no READLINE
&& feat_no EDITLINE
&& feat_no NCL
; then
141 WANT_HISTORY
=0 WANT_TABEXPAND
=0
144 # If we don't need MD5 leave it alone
145 if feat_no SOCKETS
; then
148 if feat_yes DEBUG
; then
149 WANT_NOALLOCA
=1 WANT_DEVEL
=1
153 # Note that potential duplicates in PATH, C_INCLUDE_PATH etc. will be cleaned
154 # via path_check() later on once possible
157 OS
="${OS:-`uname -s | ${tr} '[A-Z]' '[a-z]'`}"
158 msg
'Operating system is "%s"' ${OS}
160 if [ ${OS} = sunos
]; then
161 msg
' . have special SunOS / Solaris environmental rules, dealing with it'
163 elif [ ${OS} = unixware
]; then
164 msg
' . have special UnixWare environmental rules, dealing with it'
165 if feat_yes AUTOCC
&& command -v cc
>/dev
/null
2>&1; then
167 feat_yes DEBUG
&& _CFLAGS
='-v -Xa -g' || _CFLAGS
='-Xa -O'
169 CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
170 LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}"
171 export CC CFLAGS LDFLAGS
172 WANT_AUTOCC
=0 had_want_autocc
=1 need_R_ldflags
=-R
174 elif [ -n "${VERBOSE}" ]; then
175 msg
' . no special treatment for this system necessary or known'
178 # Sledgehammer: better set _GNU_SOURCE
179 # And in general: oh, boy!
180 OS_DEFINES
="${OS_DEFINES}#define _GNU_SOURCE\n"
181 #OS_DEFINES="${OS_DEFINES}#define _POSIX_C_SOURCE 200809L\n"
182 #OS_DEFINES="${OS_DEFINES}#define _XOPEN_SOURCE 700\n"
183 #[ ${OS} = darwin ] && OS_DEFINES="${OS_DEFINES}#define _DARWIN_C_SOURCE\n"
185 # On pkgsrc(7) systems automatically add /usr/pkg/*
186 if [ -d /usr
/pkg
]; then
187 C_INCLUDE_PATH
="${C_INCLUDE_PATH}:/usr/pkg/include"
188 LD_LIBRARY_PATH
="${LD_LIBRARY_PATH}:/usr/pkg/lib"
193 # According to standards(5), this is what we need to do
194 if [ -d /usr
/xpg4
]; then :; else
195 msg
'ERROR: On SunOS / Solaris we need /usr/xpg4 environment! Sorry.'
198 PATH
="/usr/xpg4/bin:/usr/ccs/bin:/usr/bin:${PATH}"
199 [ -d /usr
/xpg6
] && PATH
="/usr/xpg6/bin:${PATH}"
202 C_INCLUDE_PATH
="/usr/xpg4/include:${C_INCLUDE_PATH}"
203 LD_LIBRARY_PATH
="/usr/xpg4/lib:${LD_LIBRARY_PATH}"
206 if [ -d /opt
/csw
]; then
207 C_INCLUDE_PATH
="${C_INCLUDE_PATH}:/opt/csw/include"
208 LD_LIBRARY_PATH
="${LD_LIBRARY_PATH}:/opt/csw/lib"
211 OS_DEFINES
="${OS_DEFINES}#define __EXTENSIONS__\n"
212 #OS_DEFINES="${OS_DEFINES}#define _POSIX_C_SOURCE 200112L\n"
214 [ -n "${cksum}" ] ||
cksum=/opt
/csw
/gnu
/cksum
215 if [ -x "${cksum}" ]; then :; else
216 msg
'ERROR: Not an executable program: "%s"' "${cksum}"
217 msg
'ERROR: We need a CRC-32 cksum(1), as specified in POSIX.'
218 msg
'ERROR: However, we do so only for tests.'
219 msg
'ERROR: If that is ok, set "cksum=/usr/bin/true", then rerun'
223 if feat_yes AUTOCC
; then
224 if command -v cc
>/dev
/null
2>&1; then
226 feat_yes DEBUG
&& _CFLAGS
="-v -Xa -g" || _CFLAGS
="-Xa -O"
228 CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
229 LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}"
230 export CC CFLAGS LDFLAGS
231 WANT_AUTOCC
=0 had_want_autocc
=1 need_R_ldflags
=-R
234 force_no_stackprot
=1 need_R_ldflags
=-Wl,-R
239 # Check out compiler ($CC) and -flags ($CFLAGS)
241 # Even though it belongs into cc_flags we will try to compile and link
242 # something, so ensure we have a clean state regarding CFLAGS/LDFLAGS or
243 # ADDCFLAGS/ADDLDFLAGS
244 if feat_no AUTOCC
; then
246 # Ensure those don't do any harm
247 ADDCFLAGS
= ADDLDFLAGS
=
248 export ADDCFLAGS ADDLDFLAGS
252 export CFLAGS LDFLAGS
254 [ -n "${CC}" ] && [ "${CC}" != cc ] && { _cc_default; return; }
256 printf >&2 'Searching for a usable C compiler .. $CC='
257 if { i="`command -v clang`"; }; then
259 elif { i="`command -v gcc`"; }; then
261 elif { i="`command -v c99`"; }; then
264 if [ "${CC}" = cc ]; then
266 elif { i="`command -v c89`"; }; then
269 printf >&2 'boing booom tschak\n'
270 msg 'ERROR: I cannot find a compiler!'
271 msg ' Neither of clang(1), gcc(1), c89(1) and c99(1).'
272 msg ' Please set $CC environment variable, maybe $CFLAGS also, rerun.'
276 printf >&2 '"%s
"\n' "${CC}"
281 if [ -z "${CC}" ]; then
282 printf >&2 'To go on like you have chosen, please set $CC, rerun.'
286 if [ -z "${VERBOSE}" ] && [ -f ${lst} ] && feat_no DEBUG; then
289 msg 'Using C compiler $CC="%s
"' "${CC}"
294 if feat_yes AUTOCC; then
295 if [ -f ${lst} ] && feat_no DEBUG && [ -z "${VERBOSE}" ]; then
297 msg 'Detecting $CFLAGS/$LDFLAGS for $CC="%s
", just a second..' "${CC}"
300 msg 'Testing usable $CFLAGS/$LDFLAGS for $CC="%s
"' "${CC}"
305 feat_no DEBUG && _CFLAGS="-DNDEBUG ${_CFLAGS}"
306 CFLAGS="${_CFLAGS} ${ADDCFLAGS}"
307 LDFLAGS="${_LDFLAGS} ${ADDLDFLAGS}"
309 if feat_no DEBUG; then
310 CFLAGS="-DNDEBUG ${CFLAGS}"
314 export CFLAGS LDFLAGS
317 _cc_flags_generic() {
319 feat_yes DEVEL && cc_check -std=c89 || cc_check -std=c99
325 cc_check -Wbad-function-cast
326 cc_check -Wcast-align
329 cc_check -Wmissing-prototypes
332 cc_check -Wwrite-strings
333 cc_check -Wno-long-long
335 if feat_yes AMALGAMATION && feat_no DEVEL; then
336 cc_check -Wno-unused-function
338 feat_no DEVEL && cc_check -Wno-unused-result # XXX do right way (pragma too)
340 cc_check -fno-unwind-tables
341 cc_check -fno-asynchronous-unwind-tables
342 cc_check -fstrict-aliasing
343 if cc_check -fstrict-overflow && feat_yes DEVEL; then
344 cc_check -Wstrict-overflow=5
347 if feat_yes DEBUG || feat_yes FORCED_STACKPROT; then
348 if [ -z "${force_no_stackprot}" ]; then
349 if cc_check -fstack-protector-strong ||
350 cc_check -fstack-protector-all; then
351 cc_check -D_FORTIFY_SOURCE=2
354 msg 'Not checking for -fstack-protector compiler option,'
355 msg 'since that caused linker errors in a "similar
" configuration.'
356 msg 'You may turn off WANT_AUTOCC and use your own settings, rerun'
360 if feat_yes AMALGAMATION; then
363 if feat_yes DEBUG; then
366 elif cc_check -O3; then
368 elif cc_check -O2; then
370 elif cc_check -O1; then
376 ld_check -Wl,-z,relro
378 ld_check -Wl,-z,noexecstack
380 # Address randomization
382 if cc_check -fPIE || cc_check -fpie; then
383 ld_check -pie || _CFLAGS=${_ccfg}
391 ## - Heirloom sh(1) (and same origin) have _sometimes_ problems with ': >'
392 ## redirection, so use "printf '' >" instead
394 ## Very first: we undergo several states regarding I/O redirection etc.,
395 ## but need to deal with option updates from within all. Since all the
396 ## option stuff should be above the scissor line, define utility functions
397 ## and redefine them as necessary.
398 ## And, since we have those functions, simply use them for whatever
407 printf >&2 "${fmt}\\n
" "${@}"
410 ## First of all, create new configuration and check wether it changed
414 h=./config.h h_name=config.h
417 newlst=./config.lst-new
418 newmk=./config.mk-new
424 # We need some standard utilities
427 n=${1} i=${2} opt=${3:-0}
428 # Evaluate, just in case user comes in with shell snippets (..well..)
430 if type "${i}" >/dev/null 2>&1; then # XXX why have i type not command -v?
431 [ -n "${VERBOSE}" ] && msg ' . $%s ... "%s"' "${n}" "${i}"
435 if [ ${opt} -eq 0 ]; then
436 msg 'ERROR: no trace of utility "%s
"' "${n}"
442 # Check those tools right now that we need before including $rc
443 msg 'Checking for basic utility set'
444 check_tool rm "${rm:-`command -v rm`}"
445 check_tool sed "${sed:-`command -v sed`}"
446 check_tool tr "${tr:-`command -v tr`}"
448 # Our feature check environment
451 [ "x
${1}" = xfalse ] || [ "x${1}" = xno ] || [ "x${1}" = xoff ]
456 [ "x
${1}" = xtrue ] || [ "x${1}" = xyes ] || [ "x${1}" = xon ] ||
457 [ "x
${1}" = xrequire ]
461 [ "x
${1}" = xrequire ]
466 i="`echo ${i} | ${tr} '[A-Z]' '[a-z]'`"
467 if feat_val_no "${i}"; then
469 elif feat_val_yes "${i}"; then
472 msg "ERROR
: %s
: any of
0/false
/no
/off or
1/true
/yes
/on
/require
, got
: %s
" \
483 _feat_check ${1} && return 1
489 i="`echo ${i} | ${tr} '[A-Z]' '[a-z]'`"
490 [ "x
${i}" = xrequire ] || [ "x
${i}" = xrequired ]
493 feat_bail_required() {
494 if feat_require ${1}; then
495 msg 'ERROR: feature WANT_%s is required but not available' "${1}"
499 option_update # XXX this is rather useless here (dependency chain..)
502 # Include $rc, but only take from it what wasn't overwritten by the user from
503 # within the command line or from a chosen fixed CONFIG=
504 # Note we leave alone the values
505 trap "exit 1" HUP INT TERM
506 trap "${rm} -f ${tmp}" EXIT
508 printf >&2 'Reading and preparing configuration from "%s
" ... ' ${rc}
510 # We want read(1) to perform backslash escaping in order to be able to use
511 # multiline values in make.rc
513 # This should be [[:space:]] but needs -E; so test SPC/HT
514 line="`echo ${line} |\
515 ${sed} -e '/^[ ]*#/d' -e '/^$/d' -e 's/[ ]*$//'`"
516 [ -z "${line}" ] && continue
517 i="`echo ${line} | ${sed} -e 's/=.*$//'`"
518 eval j="\$
${i}" jx="\${${i}+x}"
519 if [ -n "${j}" ] || [ "${jx}" = x ]; then
522 j="`echo ${line} | ${sed} -e 's/^[^=]*=//' -e 's/^\"*//' -e 's/\"*$//'`"
525 done < ${rc} > ${tmp}
526 # Reread the mixed version right now
530 # We need to know about that now, in order to provide utility overwrites etc.
533 msg 'Checking for remaining set of utilities'
534 check_tool grep "${grep:-`command -v grep`}"
536 # Before we step ahead with the other utilities perform a path cleanup first.
537 # We need this function also for C_INCLUDE_PATH and LD_LIBRARY_PATH
538 # "path_check VARNAME
" or "path_check VARNAME FLAG VARNAME
"
540 varname=${1} addflag=${2} flagvarname=${3}
548 [ -z "${i}" ] && continue
549 [ -d "${i}" ] || continue
550 if [ -n "${j}" ]; then
551 if { z=${y}; echo "${z}"; } | ${grep} ":${i}:" >/dev
/null
2>&1; then
556 [ -n "${addflag}" ] && k="${k} ${addflag}${i}"
561 [ -n "${addflag}" ] && k="${addflag}${i}"
564 eval "${varname}=\"${j}\""
565 [ -n "${addflag}" ] && eval "${flagvarname}=\"${k}\""
571 check_tool
awk "${awk:-`command -v awk`}"
572 check_tool
cat "${cat:-`command -v cat`}"
573 check_tool
chmod "${chmod:-`command -v chmod`}"
574 check_tool
cp "${cp:-`command -v cp`}"
575 check_tool
cmp "${cmp:-`command -v cmp`}"
576 check_tool mkdir
"${mkdir:-`command -v mkdir`}"
577 check_tool
mv "${mv:-`command -v mv`}"
578 # rm(1), sed(1) above
579 check_tool
tee "${tee:-`command -v tee`}"
581 check_tool chown
"${chown:-`command -v chown`}" 1 ||
582 check_tool chown
"/sbin/chown" 1 ||
583 check_tool chown
"/usr/sbin/chown"
585 check_tool
make "${MAKE:-`command -v make`}"
587 check_tool strip
"${STRIP:-`command -v strip`}" 1 &&
588 HAVE_STRIP
=1 || HAVE_STRIP
=0
590 # For ./cc-test.sh only
591 check_tool
cksum "${cksum:-`command -v cksum`}"
593 # Update WANT_ options now, in order to get possible inter-dependencies right
596 # (No functions since some shells loose non-exported variables in traps)
597 trap "exit 1" HUP INT TERM
598 trap "${rm} -rf ${tmp0}.* ${tmp0}* ${newlst} ${newmk} ${newh}" EXIT
600 # Our configuration options may at this point still contain shell snippets,
601 # we need to evaluate them in order to get them expanded, and we need those
602 # evaluated values not only in our new configuration file, but also at hand..
603 printf >&2 'Evaluating all configuration items ... '
604 ${rm} -f ${newlst} ${newmk} ${newh}
605 exec 5<&0 6>&1 <${tmp} >${newlst}
607 i
=`echo ${line} | ${sed} -e 's/=.*$//'`
609 if echo "${i}" |
${grep} '^WANT_' >/dev
/null
2>&1; then
610 j
="`echo ${j} | ${tr} '[A-Z]' '[a-z]'`"
611 if [ -z "${j}" ] || feat_val_no
"${j}"; then
613 printf "/*#define ${i}*/\n" >> ${newh}
614 elif feat_val_yes
"${j}"; then
615 if feat_val_require
"${j}"; then
620 printf "#define ${i}\n" >> ${newh}
622 msg
'ERROR: cannot parse <%s>' "${line}"
626 printf "#define ${i} \"${j}\"\n" >> ${newh}
628 printf "${i} = ${j}\n" >> ${newmk}
632 exec 0<&5 1>&6 5<&- 6<&-
635 # Add the known utility and some other variables
636 printf "#define UAGENT \"${SID}${NAIL}\"\n" >> ${newh}
637 printf "UAGENT
= ${SID}${NAIL}\n" >> ${newmk}
639 printf "#define PRIVSEP \"${SID}${NAIL}-privsep\"\n" >> ${newh}
640 printf "PRIVSEP
= \$
(UAGENT
)-privsep\n" >> ${newmk}
641 if feat_yes DOTLOCK; then
642 printf "OPTIONAL_PRIVSEP
= \$
(PRIVSEP
)\n" >> ${newmk}
644 printf "OPTIONAL_PRIVSEP
=\n" >> ${newmk}
648 awk cat chmod chown cp cmp grep mkdir mv rm sed tee tr \
652 printf "${i} = ${j}\n" >> ${newmk}
653 printf "${i}=${j}\n" >> ${newlst}
656 # Build a basic set of INCS and LIBS according to user environment.
657 path_check C_INCLUDE_PATH -I _INCS
658 INCS="${INCS} ${_INCS}"
659 path_check LD_LIBRARY_PATH -L _LIBS
660 LIBS="${LIBS} ${_LIBS}"
662 export C_INCLUDE_PATH LD_LIBRARY_PATH
664 if [ -n "${need_R_ldflags}" ]; then
667 set -- ${LD_LIBRARY_PATH}
671 LDFLAGS="${LDFLAGS} ${need_R_ldflags}${i}"
672 _LDFLAGS="${_LDFLAGS} ${need_R_ldflags}${i}"
677 ## Detect CC, wether we can use it, and possibly which CFLAGS we can use
681 ${cat} > ${tmp}.c << \!
683 int main(int argc, char **argv)
692 if "${CC}" ${INCS} ${CFLAGS} ${ADDCFLAGS} ${LDFLAGS} ${ADDLDFLAGS} \
693 -o ${tmp2} ${tmp}.c ${LIBS}; then
696 msg
'ERROR: i cannot compile a "Hello world" via'
698 "${CC} ${INCS} ${CFLAGS} ${ADDCFLAGS} ${LDFLAGS} ${ADDLDFLAGS} ${LIBS}"
699 msg
'ERROR: Please read INSTALL, rerun'
704 [ -n "${cc_check_silent}" ] ||
printf >&2 ' . %s .. ' "${1}"
705 if "${CC}" ${INCS} ${_CFLAGS} ${1} ${ADDCFLAGS} ${_LDFLAGS} ${ADDLDFLAGS} \
706 -o ${tmp2} ${tmp}.c ${LIBS} >/dev/null 2>&1; then
707 _CFLAGS="${_CFLAGS} ${1}"
708 [ -n "${cc_check_silent}" ] || printf >&2 'yes\n'
711 [ -n "${cc_check_silent}" ] || printf >&2 'no\n'
716 [ -n "${cc_check_silent}" ] || printf >&2 ' . %s .. ' "${1}"
717 if "${CC}" ${INCS} ${_CFLAGS} ${_LDFLAGS} ${1} ${ADDLDFLAGS} \
718 -o ${tmp2} ${tmp}.c ${LIBS} >/dev
/null
2>&1; then
719 _LDFLAGS
="${_LDFLAGS} ${1}"
720 [ -n "${cc_check_silent}" ] ||
printf >&2 'yes\n'
723 [ -n "${cc_check_silent}" ] ||
printf >&2 'no\n'
733 printf "${i}=${j}\n" >> ${newlst}
739 PATH C_INCLUDE_PATH LD_LIBRARY_PATH \
742 printf "${i} = ${j}\n" >> ${newmk}
743 printf "${i}=${j}\n" >> ${newlst}
746 # Now finally check wether we already have a configuration and if so, wether
747 # all those parameters are still the same.. or something has actually changed
748 if [ -f ${lst} ] && ${cmp} ${newlst} ${lst} >/dev/null 2>&1; then
749 echo 'Configuration is up-to-date'
751 elif [ -f ${lst} ]; then
752 echo 'Configuration has been updated..'
753 ( eval "${MAKE} -f .
/mk.mk clean
" )
756 echo 'Shiny configuration..'
759 # Time to redefine helper 1
761 ${rm} -f ${lst} ${h} ${mk}
765 ${mv} -f ${newlst} ${lst}
766 ${mv} -f ${newh} ${h}
767 ${mv} -f ${newmk} ${mk}
769 ## Compile and link checking
777 # (No function since some shells loose non-exported variables in traps)
778 trap "${rm} -f ${lst} ${h} ${mk} ${lib} ${inc}; exit 1" HUP INT TERM
779 trap "${rm} -rf ${tmp0}.* ${tmp0}* ${makefile}" EXIT
781 # Time to redefine helper 2
785 printf "*** ${fmt}\\n
" "${@}"
786 printf "${fmt}\\n
" "${@}" >&5
791 printf "*** ${fmt}\\n
" "${@}"
792 printf "${fmt}" "${@}" >&5
795 exec 5>&2 > ${log} 2>&1
797 echo "${LIBS}" > ${lib}
798 echo "${INCS}" > ${inc}
799 ${cat} > ${makefile} << \!
800 .SUFFIXES: .o .c .x .y
802 $(CC) -I./ $(XINCS) $(CFLAGS) -c $<
804 $(CC) -I./ $(XINCS) -E $< >$@
806 $(CC) -I./ $(XINCS) $(CFLAGS) $(LDFLAGS) -o $@ $< $(XLIBS)
811 variable=$1 topic=$2 define=$3
814 msg_nonl ' . %s ... ' "${topic}"
815 echo "/* checked
${topic} */" >> ${h}
816 ${rm} -f ${tmp} ${tmp}.o
817 echo '*** test program is'
818 { echo '#include <'"${h_name}"'>'; cat; } | ${tee} ${tmp}.c
819 #echo '*** the preprocessor generates'
820 #${make} -f ${makefile} ${tmp}.x
822 echo '*** results are'
826 variable
=$1 topic
=$2 define
=$3
828 _check_preface
"${variable}" "${topic}" "${define}"
830 if ${make} -f ${makefile} XINCS="${INCS}" ./${tmp}.o
&&
831 [ -f .
/${tmp}.o
]; then
833 echo "${define}" >> ${h}
834 eval have_
${variable}=yes
837 echo "/* ${define} */" >> ${h}
839 eval unset have_
${variable}
845 run
=$1 variable
=$2 topic
=$3 define
=$4 libs
=$5 incs
=$6
847 _check_preface
"${variable}" "${topic}" "${define}"
849 if ${make} -f ${makefile} XINCS="${INCS} ${incs}" \
850 XLIBS="${LIBS} ${libs}" ./${tmp} &&
852 { [ ${run} -eq 0 ] || ./${tmp}; }; then
853 echo "*** adding INCS<${incs}> LIBS<${libs}>"
855 echo "${define}" >> ${h}
856 LIBS
="${LIBS} ${libs}"
857 echo "${libs}" >> ${lib}
858 INCS
="${INCS} ${incs}"
859 echo "${incs}" >> ${inc}
860 eval have_
${variable}=yes
864 echo "/* ${define} */" >> ${h}
865 eval unset have_
${variable}
871 _link_mayrun
0 "${1}" "${2}" "${3}" "${4}" "${5}"
875 _link_mayrun
1 "${1}" "${2}" "${3}" "${4}" "${5}"
881 [ -n "${OS_DEFINES}" ] && printf "${OS_DEFINES}" >> ${h}
883 if link_check userdb 'gete?[gu]id(2), getpwuid(3), getpwnam(3)' << \!
892 if ((gid = getgid()) != 1)
894 if ((uid = getuid()) != 1)
896 if ((pw = getpwuid(uid)) == NULL)
897 pw = getpwnam("root
");
904 msg 'ERROR: we require user and group info / database searches.'
905 msg 'That much Unix we indulge ourselfs.'
909 if link_check termios 'termios.h and tc*(3) family' << \!
915 tcsetattr(0, TCSADRAIN | TCSAFLUSH, &tios);
922 msg 'ERROR: we require termios.h and the tc*() family of functions.'
923 msg 'That much Unix we indulge ourselfs.'
927 if link_check snprintf 'v?snprintf(3)' << \!
930 static void dome(char *buf, ...)
934 vsnprintf(buf, 20, "%s
", ap);
941 snprintf(b, sizeof b, "%s
", "string
");
949 msg 'ERROR: we require the snprintf(3) and vsnprintf(3) functions.'
953 # XXX Move to below later when the time stuff is regulary needed.
954 # XXX Add POSIX check once standardized
955 link_check posix_random 'arc4random(3)' '#define HAVE_POSIX_RANDOM 0' << \!
964 # XXX Not indented for that - drop cond. when time stuff is regulary needed.
965 if [ -z "${have_posix_random}" ]; then
966 if link_check clock_gettime 'clock_gettime(2)' \
967 '#define HAVE_CLOCK_GETTIME' << \!
972 clock_gettime(CLOCK_REALTIME, &ts);
978 elif link_check clock_gettime 'clock_gettime(2) (via -lrt)' \
979 '#define HAVE_CLOCK_GETTIME' '-lrt' << \!
984 clock_gettime(CLOCK_REALTIME, &ts);
990 elif link_check gettimeofday 'gettimeofday(2)' \
991 '#define HAVE_GETTIMEOFDAY' << \!
992 #include <stdio.h> /* For C89 NULL */
993 #include <sys/time.h>
997 gettimeofday(&tv, NULL);
1004 msg 'ERROR: one of clock_gettime(2) and gettimeofday(2) is required.'
1007 fi # -z ${have_posix_random}
1009 link_check pathconf 'pathconf(2)' '#define HAVE_PATHCONF' << \!
1013 pathconf(".
", _PC_NAME_MAX);
1014 pathconf(".
", _PC_PATH_MAX);
1019 link_check setenv 'setenv(3)/unsetenv(3)' '#define HAVE_SETENV' << \!
1023 setenv("s-nail
", "to be made nifty
!", 1);
1029 link_check putc_unlocked 'putc_unlocked(3)' '#define HAVE_PUTC_UNLOCKED' <<\!
1033 putc_unlocked('@', stdout);
1038 link_check fchdir 'fchdir(3)' '#define HAVE_FCHDIR' << \!
1047 link_check pipe2 'pipe2(2)' '#define HAVE_PIPE2' << \!
1053 pipe2(fds, O_CLOEXEC);
1058 link_check mmap 'mmap(2)' '#define HAVE_MMAP' << \!
1059 #include <sys/types.h>
1060 #include <sys/mman.h>
1063 mmap(0, 0, 0, 0, 0, 0);
1068 link_check mremap 'mremap(2)' '#define HAVE_MREMAP' << \!
1069 #include <sys/types.h>
1070 #include <sys/mman.h>
1073 mremap(0, 0, 0, MREMAP_MAYMOVE);
1078 link_check setlocale 'setlocale(3)' '#define HAVE_SETLOCALE' << \!
1082 setlocale(LC_ALL, "");
1087 if [ "${have_setlocale}" = yes ]; then
1088 link_check c90amend1 'ISO/IEC 9899:1990/Amendment 1:1995' \
1089 '#define HAVE_C90AMEND1' << \!
1096 char mbb[MB_LEN_MAX + 1];
1100 mbtowc(&wc, "x
", 1);
1101 mbrtowc(&wc, "x
", 1, NULL);
1103 return (mblen("\
0", 1) == 0);
1107 if [ "${have_c90amend1}" = yes ]; then
1108 link_check wcwidth 'wcwidth(3)' '#define HAVE_WCWIDTH' << \!
1118 link_check nl_langinfo 'nl_langinfo(3)' '#define HAVE_NL_LANGINFO' << \!
1119 #include <langinfo.h>
1124 return (nl_langinfo(CODESET) == NULL);
1129 # Note: run_check, thus we also get only the desired implementation...
1130 run_check realpath 'realpath(3)' '#define HAVE_REALPATH' << \!
1134 char *x = realpath(".
", NULL), *y = realpath("/", NULL);
1135 return (x != NULL && y != NULL) ? 0 : 1;
1139 link_check wordexp 'wordexp(3)' '#define HAVE_WORDEXP' << \!
1140 #include <wordexp.h>
1143 wordexp((char*)0, (wordexp_t*)0, 0);
1150 if feat_yes DEBUG; then
1151 echo '#define HAVE_DEBUG' >> ${h}
1154 if feat_yes AMALGAMATION; then
1155 echo '#define HAVE_AMALGAMATION' >> ${h}
1158 if feat_no NOALLOCA; then
1159 # Due to NetBSD PR lib/47120 it seems best not to use non-cc-builtin
1160 # versions of alloca(3) since modern compilers just can't be trusted
1161 # not to overoptimize and silently break some code
1162 link_check alloca '__builtin_alloca()' \
1163 '#define HAVE_ALLOCA __builtin_alloca' << \!
1164 #include <stdio.h> /* For C89 NULL */
1167 void *vp = __builtin_alloca(1);
1168 return (vp != NULL);
1173 if feat_yes DEVEL; then
1174 echo '#define HAVE_DEVEL' >> ${h}
1177 if feat_yes NYD2; then
1178 echo '#define HAVE_NYD2' >> ${h}
1183 if feat_yes DOTLOCK; then
1184 if link_check readlink 'readlink(2)' << \!
1189 readlink("here
", buf, sizeof buf);
1196 feat_bail_required DOTLOCK
1200 if feat_yes DOTLOCK; then
1201 if link_check fchown 'fchown(2)' << \!
1212 feat_bail_required DOTLOCK
1218 if feat_yes ICONV; then
1219 ${cat} > ${tmp2}.c << \!
1225 id = iconv_open("foo
", "bar
");
1229 < ${tmp2}.c link_check iconv 'iconv(3) functionality' \
1230 '#define HAVE_ICONV' ||
1231 < ${tmp2}.c link_check iconv 'iconv(3) functionality (via -liconv)' \
1232 '#define HAVE_ICONV' '-liconv' ||
1233 feat_bail_required ICONV
1235 echo '/* WANT_ICONV=0 */' >> ${h}
1238 if feat_yes SOCKETS || feat_yes SPAM_SPAMD; then
1239 ${cat} > ${tmp2}.c << \!
1240 #include <sys/types.h>
1241 #include <sys/socket.h>
1245 struct sockaddr_un soun;
1246 socket(AF_UNIX, SOCK_STREAM, 0);
1247 connect(0, (struct sockaddr*)&soun, 0);
1248 shutdown(0, SHUT_RD | SHUT_WR | SHUT_RDWR);
1253 < ${tmp2}.c link_check af_unix 'AF_UNIX sockets' \
1254 '#define HAVE_UNIX_SOCKETS' ||
1255 < ${tmp2}.c link_check af_unix 'AF_UNIX sockets (via -lnsl)' \
1256 '#define HAVE_UNIX_SOCKETS' '-lnsl' ||
1257 < ${tmp2}.c link_check af_unix 'AF_UNIX sockets (via -lsocket -lnsl)' \
1258 '#define HAVE_UNIX_SOCKETS' '-lsocket -lnsl'
1261 if feat_yes SOCKETS; then
1262 ${cat} > ${tmp2}.c << \!
1264 #include <sys/types.h>
1265 #include <sys/socket.h>
1266 #include <netinet/in.h>
1271 socket(AF_INET, SOCK_STREAM, 0);
1277 < ${tmp2}.c link_check sockets 'sockets' \
1278 '#define HAVE_SOCKETS' ||
1279 < ${tmp2}.c link_check sockets 'sockets (via -lnsl)' \
1280 '#define HAVE_SOCKETS' '-lnsl' ||
1281 < ${tmp2}.c link_check sockets 'sockets (via -lsocket -lnsl)' \
1282 '#define HAVE_SOCKETS' '-lsocket -lnsl' ||
1283 feat_bail_required SOCKETS
1285 echo '/* WANT_SOCKETS=0 */' >> ${h}
1286 fi # feat_yes SOCKETS
1288 if feat_yes SOCKETS; then
1289 link_check getaddrinfo 'getaddrinfo(3)' \
1290 '#define HAVE_GETADDRINFO' << \!
1292 #include <sys/types.h>
1293 #include <sys/socket.h>
1299 struct addrinfo a, *ap;
1301 switch ((lrv = getaddrinfo("foo
", "0", &a, &ap))) {
1305 fprintf(stderr, "%s
\n", gai_strerror(lrv));
1314 if feat_yes SOCKETS && [ -z "${have_getaddrinfo}" ]; then
1315 compile_check arpa_inet_h '<arpa/inet.h>' \
1316 '#define HAVE_ARPA_INET_H' << \!
1318 #include <sys/types.h>
1319 #include <sys/socket.h>
1321 #include <netinet/in.h>
1322 #include <arpa/inet.h>
1325 ${cat} > ${tmp2}.c << \!
1327 #include <sys/types.h>
1328 #include <sys/socket.h>
1332 #include <netinet/in.h>
1333 #ifdef HAVE_ARPA_INET_H
1334 #include <arpa/inet.h>
1339 struct sockaddr_in servaddr;
1340 unsigned short portno;
1343 struct in_addr **pptr;
1346 if ((ep = getservbyname("POPPY-PORT
", "tcp
")) != NULL)
1347 portno = (unsigned short)ep->s_port;
1349 if ((hp = gethostbyname("POPPY-HOST
")) != NULL) {
1350 pptr = (struct in_addr**)hp->h_addr_list;
1351 if (hp->h_addrtype != AF_INET)
1352 fprintf(stderr, "au
\n");
1355 case HOST_NOT_FOUND:
1361 fprintf(stderr, "au
\n");
1366 memset(&servaddr, 0, sizeof servaddr);
1367 servaddr.sin_family = AF_INET;
1368 servaddr.sin_port = htons(portno);
1369 memcpy(&servaddr.sin_addr, *pptr, sizeof(struct in_addr));
1370 fprintf(stderr, "Would connect to
%s
:%d ...
\n",
1371 inet_ntoa(**pptr), (int)portno);
1376 < ${tmp2}.c link_check gethostbyname 'get(serv|host)byname(3)' ||
1377 < ${tmp2}.c link_check gethostbyname \
1378 'get(serv|host)byname(3) (via -nsl)' '' '-lnsl' ||
1379 < ${tmp2}.c link_check gethostbyname \
1380 'get(serv|host)byname(3) (via -lsocket -nsl)' \
1381 '' '-lsocket -lnsl' ||
1382 feat_bail_required SOCKETS
1386 link_check setsockopt 'setsockopt(2)' '#define HAVE_SETSOCKOPT' << \!
1387 #include <sys/socket.h>
1392 setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, NULL, 0);
1397 feat_yes SOCKETS && [ -n "${have_setsockopt}" ] &&
1398 link_check so_sndtimeo 'SO_SNDTIMEO' '#define HAVE_SO_SNDTIMEO' << \!
1399 #include <sys/socket.h>
1407 setsockopt(sockfd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
1408 setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv);
1413 feat_yes SOCKETS && [ -n "${have_setsockopt}" ] &&
1414 link_check so_linger 'SO_LINGER' '#define HAVE_SO_LINGER' << \!
1415 #include <sys/socket.h>
1423 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, &li, sizeof li);
1428 if feat_yes SSL; then
1429 if link_check openssl 'OpenSSL (new style *_client_method(3ssl))' \
1431 #define HAVE_OPENSSL 10100' '-lssl -lcrypto' << \!
1432 #include <openssl/ssl.h>
1433 #include <openssl/err.h>
1434 #include <openssl/x509v3.h>
1435 #include <openssl/x509.h>
1436 #include <openssl/rand.h>
1438 #ifdef OPENSSL_NO_TLS1
1439 # error We need TLSv1.
1444 SSL_CTX *ctx = SSL_CTX_new(TLS_client_method());
1446 PEM_read_PrivateKey(0, 0, 0, 0);
1452 elif link_check openssl 'OpenSSL (old style *_client_method(3ssl))' \
1454 #define HAVE_OPENSSL 10000' '-lssl -lcrypto' << \!
1455 #include <openssl/ssl.h>
1456 #include <openssl/err.h>
1457 #include <openssl/x509v3.h>
1458 #include <openssl/x509.h>
1459 #include <openssl/rand.h>
1461 #if defined OPENSSL_NO_SSL3 && defined OPENSSL_NO_TLS1
1462 # error We need one of SSLv3 and TLSv1.
1467 SSL_CTX *ctx = SSL_CTX_new(SSLv23_client_method());
1469 PEM_read_PrivateKey(0, 0, 0, 0);
1476 feat_bail_required SSL
1479 if [ "${have_openssl}" = 'yes' ]; then
1480 compile_check stack_of 'OpenSSL STACK_OF()' \
1481 '#define HAVE_OPENSSL_STACK_OF' << \!
1482 #include <stdio.h> /* For C89 NULL */
1483 #include <openssl/ssl.h>
1484 #include <openssl/err.h>
1485 #include <openssl/x509v3.h>
1486 #include <openssl/x509.h>
1487 #include <openssl/rand.h>
1491 STACK_OF(GENERAL_NAME) *gens = NULL;
1492 printf("%p
", gens); /* to make it used */
1497 link_check ossl_conf 'OpenSSL_modules_load_file() support' \
1498 '#define HAVE_OPENSSL_CONFIG' << \!
1499 #include <stdio.h> /* For C89 NULL */
1500 #include <openssl/conf.h>
1504 CONF_modules_load_file(NULL, NULL, CONF_MFLAGS_IGNORE_MISSING_FILE);
1505 CONF_modules_free();
1510 link_check ossl_conf_ctx 'OpenSSL SSL_CONF_CTX support' \
1511 '#define HAVE_OPENSSL_CONF_CTX' << \!
1513 #include <openssl/ssl.h>
1514 #include <openssl/err.h>
1518 #if HAVE_OPENSSL < 10100
1519 SSL_CTX *ctx = SSL_CTX_new(SSLv23_client_method());
1521 SSL_CTX *ctx = SSL_CTX_new(TLS_client_method());
1523 SSL_CONF_CTX *cctx = SSL_CONF_CTX_new();
1524 SSL_CONF_CTX_set_flags(cctx,
1525 SSL_CONF_FLAG_FILE | SSL_CONF_FLAG_CLIENT |
1526 SSL_CONF_FLAG_CERTIFICATE | SSL_CONF_FLAG_SHOW_ERRORS);
1527 SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
1528 SSL_CONF_cmd(cctx, "Protocol
", "ALL
");
1529 SSL_CONF_CTX_finish(cctx);
1530 SSL_CONF_CTX_free(cctx);
1536 link_check rand_egd 'OpenSSL RAND_egd()' \
1537 '#define HAVE_OPENSSL_RAND_EGD' << \!
1538 #include <openssl/rand.h>
1542 return RAND_egd("some.where
") > 0;
1546 if feat_yes SSL_ALL_ALGORITHMS; then
1547 if link_check ssl_all_algo 'OpenSSL all-algorithms support' \
1548 '#define HAVE_SSL_ALL_ALGORITHMS' << \!
1549 #include <openssl/evp.h>
1553 OpenSSL_add_all_algorithms();
1554 EVP_get_cipherbyname("two cents i never exist
");
1562 feat_bail_required SSL_ALL_ALGORITHMS
1564 fi # SSL_ALL_ALGORITHMS
1566 if feat_yes MD5 && feat_no NOEXTMD5; then
1567 run_check openssl_md5 'MD5 digest in OpenSSL' \
1568 '#define HAVE_OPENSSL_MD5' << \!
1571 #include <openssl/md5.h>
1575 char const dat[] = "abrakadabrafidibus
";
1576 char dig[16], hex[16 * 2];
1580 memset(dig, 0, sizeof(dig));
1581 memset(hex, 0, sizeof(hex));
1583 MD5_Update(&ctx, dat, sizeof(dat) - 1);
1584 MD5_Final(dig, &ctx);
1586 #define hexchar(n) ((n) > 9 ? (n) - 10 + 'a' : (n) + '0')
1587 for (i = 0; i < sizeof(hex) / 2; i++) {
1589 hex[j] = hexchar((dig[i] & 0xf0) >> 4);
1590 hex[++j] = hexchar(dig[i] & 0x0f);
1592 return !!memcmp("6d7d0a3d949da2e96f2aa010f65d8326
", hex, sizeof(hex));
1595 fi # feat_yes MD5 && feat_no NOEXTMD5
1597 if feat_yes DEVEL; then
1598 link_check ossl_memhooks 'OpenSSL memory hooks' \
1599 '#define HAVE_OPENSSL_MEMHOOKS' << \!
1600 #include <stdio.h> /* For C89 NULL */
1601 #include <openssl/crypto.h>
1605 CRYPTO_set_mem_ex_functions(NULL, NULL, NULL);
1606 CRYPTO_set_mem_functions(NULL, NULL, NULL);
1613 echo '/* WANT_SSL=0 */' >> ${h}
1616 if feat_yes SMTP; then
1617 echo '#define HAVE_SMTP' >> ${h}
1619 echo '/* WANT_SMTP=0 */' >> ${h}
1622 if feat_yes POP3; then
1623 echo '#define HAVE_POP3' >> ${h}
1625 echo '/* WANT_POP3=0 */' >> ${h}
1628 if feat_yes IMAP; then
1629 echo '#define HAVE_IMAP' >> ${h}
1631 echo '/* WANT_IMAP=0 */' >> ${h}
1634 if feat_yes GSSAPI; then
1635 ${cat} > ${tmp2}.c << \!
1636 #include <gssapi/gssapi.h>
1640 gss_import_name(0, 0, GSS_C_NT_HOSTBASED_SERVICE, 0);
1641 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
1645 ${sed} -e '1s/gssapi\///' < ${tmp2}.c > ${tmp3}.c
1647 if command -v krb5-config >/dev/null 2>&1; then
1648 i=`command -v krb5-config`
1649 GSS_LIBS="`CFLAGS= ${i} --libs gssapi`"
1650 GSS_INCS="`CFLAGS= ${i} --cflags`"
1651 i='GSS-API via krb5-config(1)'
1655 i='GSS-API in gssapi/gssapi.h, libgssapi'
1657 if < ${tmp2}.c link_check gss \
1658 "${i}" '#define HAVE_GSSAPI' "${GSS_LIBS}" "${GSS_INCS}" ||\
1659 < ${tmp3}.c link_check gss \
1660 'GSS-API in gssapi.h, libgssapi' \
1661 '#define HAVE_GSSAPI
1662 #define GSSAPI_REG_INCLUDE' \
1664 < ${tmp2}.c link_check gss 'GSS-API in libgssapi_krb5' \
1665 '#define HAVE_GSSAPI' \
1667 < ${tmp3}.c link_check gss \
1668 'GSS-API in libgssapi, OpenBSD-style (pre 5.3)' \
1669 '#define HAVE_GSSAPI
1670 #define GSS_REG_INCLUDE' \
1671 '-lgssapi -lkrb5 -lcrypto' \
1672 '-I/usr/include/kerberosV' ||\
1673 < ${tmp2}.c link_check gss 'GSS-API in libgss' \
1674 '#define HAVE_GSSAPI' \
1676 link_check gss 'GSS-API in libgssapi_krb5, old-style' \
1677 '#define HAVE_GSSAPI
1678 #define GSSAPI_OLD_STYLE' \
1679 '-lgssapi_krb5' << \!
1680 #include <gssapi/gssapi.h>
1681 #include <gssapi/gssapi_generic.h>
1685 gss_import_name(0, 0, gss_nt_service_name, 0);
1686 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
1693 feat_bail_required GSSAPI
1696 echo '/* WANT_GSSAPI=0 */' >> ${h}
1697 fi # feat_yes GSSAPI
1699 if feat_yes NETRC; then
1700 echo '#define HAVE_NETRC' >> ${h}
1702 echo '/* WANT_NETRC=0 */' >> ${h}
1705 if feat_yes AGENT; then
1706 echo '#define HAVE_AGENT' >> ${h}
1708 echo '/* WANT_AGENT=0 */' >> ${h}
1711 if feat_yes IDNA; then
1712 if link_check idna 'GNU Libidn' '#define HAVE_IDNA HAVE_IDNA_LIBIDNA' \
1715 #include <idn-free.h>
1716 #include <stringprep.h>
1719 char *utf8, *idna_ascii, *idna_utf8;
1720 utf8 = stringprep_locale_to_utf8("does.this.work
");
1721 if (idna_to_ascii_8z(utf8, &idna_ascii, IDNA_USE_STD3_ASCII_RULES)
1724 idn_free(idna_ascii);
1725 /* (Rather link check only here) */
1726 idna_utf8 = stringprep_convert(idna_ascii, "UTF-8
", "de_DE
");
1732 elif link_check idna 'idnkit' '#define HAVE_IDNA HAVE_IDNA_IDNKIT' \
1735 #include <idn/api.h>
1736 #include <idn/result.h>
1741 char local_name[256];
1743 r = idn_encodename(IDN_ENCODE_APP, "does.this.work
", ace_name,
1745 if (r != idn_success) {
1746 fprintf(stderr, "idn_encodename failed
: %s
\n", idn_result_tostring(r));
1749 r = idn_decodename(IDN_DECODE_APP, ace_name, local_name, sizeof(local_name));
1750 if (r != idn_success) {
1751 fprintf(stderr, "idn_decodename failed
: %s
\n", idn_result_tostring(r));
1760 feat_bail_required IDNA
1763 if [ -n "${have_idna}" ]; then
1764 echo '#define HAVE_IDNA_LIBIDNA 0' >> ${h}
1765 echo '#define HAVE_IDNA_IDNKIT 1' >> ${h}
1768 echo '/* WANT_IDNA=0 */' >> ${h}
1771 if feat_yes IMAP_SEARCH; then
1772 echo '#define HAVE_IMAP_SEARCH' >> ${h}
1774 echo '/* WANT_IMAP_SEARCH=0 */' >> ${h}
1777 if feat_yes REGEX; then
1778 if link_check regex 'regular expressions' '#define HAVE_REGEX' << \!
1785 if (regcomp(&re, ".
*bsd
", REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
1787 status = regexec(&re, "plan9
", 0,NULL, 0);
1789 return !(status == REG_NOMATCH);
1795 feat_bail_required REGEX
1798 echo '/* WANT_REGEX=0 */' >> ${h}
1801 if feat_yes READLINE; then
1803 link_check readline "for readline
(3) (${1})" \
1804 '#define HAVE_READLINE' "${1}" << \!
1806 #include <readline/history.h>
1807 #include <readline/readline.h>
1816 stifle_history(242);
1817 rl = readline("Enter a line
:");
1821 rl_extend_line_buffer(10);
1822 rl_point = rl_end = 10;
1823 rl_pre_input_hook = (rl_hook_func_t*)NULL;
1824 rl_forced_update_display();
1826 hs = history_get_history_state();
1828 he = history_list();
1831 rl_free_line_state();
1832 rl_cleanup_after_signal();
1833 rl_reset_after_signal();
1839 __edrdlib -lreadline ||
1840 __edrdlib '-lreadline -ltermcap' || feat_bail_required READLINE
1841 [ -n "${have_readline}" ] && WANT_TABEXPAND=1
1844 if feat_yes EDITLINE && [ -z "${have_readline}" ]; then
1846 link_check editline "for editline
(3) (${1})" \
1847 '#define HAVE_EDITLINE' "${1}" << \!
1848 #include <stdio.h> /* For C89 NULL */
1849 #include <histedit.h>
1850 static char * getprompt(void) { return (char*)"ok
"; }
1853 EditLine *el_el = el_init("TEST
", stdin, stdout, stderr);
1855 History *el_hcom = history_init();
1856 history(el_hcom, &he, H_SETSIZE, 242);
1857 el_set(el_el, EL_SIGNAL, 0);
1858 el_set(el_el, EL_TERMINAL, NULL);
1859 el_set(el_el, EL_HIST, &history, el_hcom);
1860 el_set(el_el, EL_EDITOR, "emacs
");
1861 el_set(el_el, EL_PROMPT, &getprompt);
1862 el_source(el_el, NULL);
1863 history(el_hcom, &he, H_GETSIZE);
1864 history(el_hcom, &he, H_CLEAR);
1866 /* TODO add loader and addfn checks */
1867 history_end(el_hcom);
1874 __edlib '-ledit -ltermcap' || feat_bail_required EDITLINE
1875 [ -n "${have_editline}" ] && WANT_TABEXPAND=0
1878 if feat_yes NCL && [ -z "${have_editline}" ] && [ -z "${have_readline}" ] &&\
1879 [ -n "${have_c90amend1}" ]; then
1881 echo '#define HAVE_NCL' >> ${h}
1883 feat_bail_required NCL
1884 echo '/* WANT_{READLINE,EDITLINE,NCL}=0 */' >> ${h}
1887 # Generic have-a-command-line-editor switch for those who need it below
1888 if [ -n "${have_ncl}" ] || [ -n "${have_editline}" ] ||\
1889 [ -n "${have_readline}" ]; then
1893 if [ -n "${have_cle}" ] && feat_yes HISTORY; then
1894 echo '#define HAVE_HISTORY' >> ${h}
1896 echo '/* WANT_HISTORY=0 */' >> ${h}
1899 if [ -n "${have_cle}" ] && feat_yes TABEXPAND; then
1900 echo '#define HAVE_TABEXPAND' >> ${h}
1902 echo '/* WANT_TABEXPAND=0 */' >> ${h}
1905 if feat_yes TERMCAP; then
1907 link_check termcap "for termcap
(3) (via
${4})" \
1908 "#define HAVE_TERMCAP${3}" "${1}" << _EOT
1914 #define PTR2SIZE(X) ((unsigned long)(X))
1915 #define UNCONST(P) ((void*)(unsigned long)(void const*)(P))
1916 static char
*_termcap_buffer
, *_termcap_ti
, *_termcap_te
;
1919 char buf
[1024+512], cmdbuf
[2048], *cpb
, *cpti
, *cpte
, *cp;
1920 tgetent
(buf
, getenv
("TERM"));
1923 if ((cp = tgetstr
(UNCONST
("ti"), &cpb
)) == NULL
)
1926 if ((cp = tgetstr
(UNCONST
("te"), &cpb
)) == NULL
)
1928 _termcap_buffer
= malloc
(PTR2SIZE
(cpb
- cmdbuf
));
1929 memcpy
(_termcap_buffer
, cmdbuf
, PTR2SIZE
(cpb
- cmdbuf
));
1930 _termcap_ti
= _termcap_buffer
+ PTR2SIZE
(cpti
- cmdbuf
);
1931 _termcap_te
= _termcap_ti
+ PTR2SIZE
(cpte
- cpti
);
1932 tputs
(_termcap_ti
, 1, &putchar
);
1933 tputs
(_termcap_te
, 1, &putchar
);
1935 return (cp == NULL
);
1940 __termlib
-ltermcap '' '' termcap ||
1941 __termlib
-ltermcap '#include <curses.h>' '
1942 #define HAVE_TERMCAP_CURSES' \
1943 'curses.h / -ltermcap' ||
1944 __termlib
-lcurses '#include <curses.h>' '
1945 #define HAVE_TERMCAP_CURSES' \
1946 'curses.h / -lcurses' ||
1947 feat_bail_required TERMCAP
1949 echo '/* WANT_TERMCAP=0 */' >> ${h}
1952 if feat_yes ERRORS
; then
1953 echo '#define HAVE_ERRORS' >> ${h}
1955 echo '/* WANT_ERRORS=0 */' >> ${h}
1960 if feat_yes SPAM_SPAMC
; then
1961 echo '#define HAVE_SPAM_SPAMC' >> ${h}
1962 if command -v spamc
>/dev
/null
2>&1; then
1963 echo "#define SPAM_SPAMC_PATH \"`command -v spamc`\"" >> ${h}
1966 echo '/* WANT_SPAM_SPAMC=0 */' >> ${h}
1969 if feat_yes SPAM_SPAMD
&& [ -n "${have_af_unix}" ]; then
1970 echo '#define HAVE_SPAM_SPAMD' >> ${h}
1972 feat_bail_required SPAM_SPAMD
1973 echo '/* WANT_SPAM_SPAMD=0 */' >> ${h}
1976 if feat_yes SPAM_FILTER
; then
1977 echo '#define HAVE_SPAM_FILTER' >> ${h}
1979 echo '/* WANT_SPAM_FILTER=0 */' >> ${h}
1982 if feat_yes SPAM_SPAMC || feat_yes SPAM_SPAMD || feat_yes SPAM_FILTER
; then
1983 echo '#define HAVE_SPAM' >> ${h}
1985 echo '/* HAVE_SPAM */' >> ${h}
1988 if feat_yes DOCSTRINGS
; then
1989 echo '#define HAVE_DOCSTRINGS' >> ${h}
1991 echo '/* WANT_DOCSTRINGS=0 */' >> ${h}
1994 if feat_yes QUOTE_FOLD
&&\
1995 [ -n "${have_c90amend1}" ] && [ -n "${have_wcwidth}" ]; then
1996 echo '#define HAVE_QUOTE_FOLD' >> ${h}
1998 echo '/* WANT_QUOTE_FOLD=0 */' >> ${h}
2001 if feat_yes FILTER_HTML_TAGSOUP
; then
2002 echo '#define HAVE_FILTER_HTML_TAGSOUP' >> ${h}
2004 echo '/* WANT_FILTER_HTML_TAGSOUP=0 */' >> ${h}
2007 if feat_yes COLOUR
; then
2008 echo '#define HAVE_COLOUR' >> ${h}
2010 echo '/* WANT_COLOUR=0 */' >> ${h}
2013 if feat_yes DOTLOCK
; then
2014 echo '#define HAVE_DOTLOCK' >> ${h}
2016 echo '/* WANT_DOTLOCK=0 */' >> ${h}
2019 if feat_yes MD5
; then
2020 echo '#define HAVE_MD5' >> ${h}
2022 echo '/* WANT_MD5=0 */' >> ${h}
2027 # Since we cat(1) the content of those to cc/"ld", convert them to single line
2029 < "${1}" > "${2}" ${awk} \
2030 'BEGIN {ORS = " "} /^[^#]/ {print} {next} END {ORS = ""; print "\n"}'
2033 squeeze_em ${inc} ${tmp}
2035 squeeze_em ${lib} ${tmp}
2040 printf '#ifndef _CONFIG_H\n# define _CONFIG_H 1\n' > ${h}
2041 ${cat} ${tmp} >> ${h}
2044 printf '\n/* The "feature string
" */\n' >> ${h}
2045 printf '# if defined _ACCMACVAR_SOURCE || defined HAVE_AMALGAMATION\n' >> ${h}
2046 printf 'static char const _features[] = "MIME
"\n' >> ${h}
2047 printf '# ifdef HAVE_SETLOCALE\n ",LOCALES
"\n# endif\n' >> ${h}
2048 printf '# ifdef HAVE_C90AMEND1\n ",MULTIBYTE CHARSETS
"\n# endif\n' >> ${h}
2049 printf '# ifdef HAVE_NL_LANGINFO\n ",TERMINAL CHARSET
"\n# endif\n' >> ${h}
2050 printf '# ifdef HAVE_ICONV\n ",ICONV
"\n# endif\n' >> ${h}
2051 printf '# ifdef HAVE_SOCKETS\n ",NETWORK
"\n# endif\n' >> ${h}
2052 printf '# ifdef HAVE_SSL\n ",S
/MIME
,SSL
/TLS
"\n# endif\n' >> ${h}
2053 printf '# ifdef HAVE_SSL_ALL_ALGORITHMS\n ",SSL-ALL-ALGORITHMS
"\n# endif\n'\
2055 printf '# ifdef HAVE_SMTP\n ",SMTP
"\n# endif\n' >> ${h}
2056 printf '# ifdef HAVE_POP3\n ",POP3
"\n# endif\n' >> ${h}
2057 printf '# ifdef HAVE_IMAP\n ",IMAP
"\n# endif\n' >> ${h}
2058 printf '# ifdef HAVE_GSSAPI\n ",GSS-API
"\n# endif\n' >> ${h}
2059 printf '# ifdef HAVE_MD5\n ",MD5
[APOP
,CRAM-MD5
]"\n# endif\n' >> ${h}
2060 printf '# ifdef HAVE_NETRC\n ",NETRC
"\n# endif\n' >> ${h}
2061 printf '# ifdef HAVE_AGENT\n ",AGENT
"\n# endif\n' >> ${h}
2062 printf '# ifdef HAVE_IDNA\n ",IDNA
"\n# endif\n' >> ${h}
2063 printf '# ifdef HAVE_IMAP_SEARCH\n ",IMAP-SEARCH
"\n# endif\n' >> ${h}
2064 printf '# ifdef HAVE_REGEX\n ",REGEX
"\n# endif\n' >> ${h}
2065 printf '# ifdef HAVE_READLINE\n ",READLINE
"\n# endif\n' >> ${h}
2066 printf '# ifdef HAVE_EDITLINE\n ",EDITLINE
"\n# endif\n' >> ${h}
2067 printf '# ifdef HAVE_NCL\n ",NCL
"\n# endif\n' >> ${h}
2068 printf '# ifdef HAVE_TABEXPAND\n ",TABEXPAND
"\n# endif\n' >> ${h}
2069 printf '# ifdef HAVE_HISTORY\n ",HISTORY
"\n# endif\n' >> ${h}
2070 printf '# ifdef HAVE_TERMCAP\n ",TERMCAP
"\n# endif\n' >> ${h}
2071 printf '# ifdef HAVE_SPAM_SPAMC\n ",SPAMC
"\n# endif\n' >> ${h}
2072 printf '# ifdef HAVE_SPAM_SPAMD\n ",SPAMD
"\n# endif\n' >> ${h}
2073 printf '# ifdef HAVE_SPAM_FILTER\n ",SPAMFILTER
"\n# endif\n' >> ${h}
2074 printf '# ifdef HAVE_DOCSTRINGS\n ",DOCSTRINGS
"\n# endif\n' >> ${h}
2075 printf '# ifdef HAVE_QUOTE_FOLD\n ",QUOTE-FOLD
"\n# endif\n' >> ${h}
2076 printf '# ifdef HAVE_FILTER_HTML_TAGSOUP\n ",HTML-FILTER
"\n# endif\n' >> ${h}
2077 printf '# ifdef HAVE_COLOUR\n ",COLOUR
"\n# endif\n' >> ${h}
2078 printf '# ifdef HAVE_DOTLOCK\n ",DOTLOCK-FILES
"\n# endif\n' >> ${h}
2079 printf '# ifdef HAVE_DEBUG\n ",DEBUG
"\n# endif\n' >> ${h}
2080 printf '# ifdef HAVE_DEVEL\n ",DEVEL
"\n# endif\n' >> ${h}
2081 printf ';\n# endif /* _ACCMACVAR_SOURCE || HAVE_AMALGAMATION */\n' >> ${h}
2083 # Create the real mk.mk
2084 ${rm} -rf ${tmp0}.* ${tmp0}*
2085 printf 'OBJ_SRC = ' >> ${mk}
2086 if feat_no AMALGAMATION; then
2088 if [ "${i}" = privsep.c ]; then
2091 printf "${i} " >> ${mk}
2093 printf '\nAMALGAM_TARGET =\nAMALGAM_DEP =\n' >> ${mk}
2095 printf 'main.c\nAMALGAM_TARGET = main.o\nAMALGAM_DEP = ' >> ${mk}
2097 printf '\n/* HAVE_AMALGAMATION: include sources */\n' >> ${h}
2098 printf '#elif _CONFIG_H + 0 == 1\n' >> ${h}
2099 printf '# undef _CONFIG_H\n' >> ${h}
2100 printf '# define _CONFIG_H 2\n' >> ${h}
2102 if [ "${i}" = "${j}" ] || [ "${i}" = main.c ] || \
2103 [ "${i}" = privsep.c ]; then
2106 printf "${i} " >> ${mk}
2107 printf "# include \"${i}\"\n" >> ${h}
2112 printf '#endif /* _CONFIG_H */\n' >> ${h}
2114 echo "LIBS = `${cat} ${lib}`" >> ${mk}
2115 echo "INCS
= `${cat} ${inc}`" >> ${mk}
2117 ${cat} ./mk-mk.in >> ${mk}
2121 ${cat} > ${tmp2}.c << \!
2124 :The following optional features are enabled:
2125 #ifdef HAVE_SETLOCALE
2126 : + Locale support: Printable characters depend on the environment
2127 # ifdef HAVE_C90AMEND1
2128 : + Multibyte character support
2130 # ifdef HAVE_NL_LANGINFO
2131 : + Automatic detection of terminal character set
2135 : + Character set conversion using iconv()
2141 # ifdef HAVE_OPENSSL
2142 : + S/MIME and SSL/TLS (OpenSSL)
2144 # ifdef HAVE_SSL_ALL_ALGORITHMS
2145 : + + Support for more ("all") digest and cipher algorithms
2158 : + GSS-API authentication
2161 : + MD5 message digest (APOP, CRAM-MD5)
2164 : + .netrc file support
2167 : + Password query through agent
2170 : + IDNA (internationalized domain names for applications) support
2172 #ifdef HAVE_IMAP_SEARCH
2173 : + IMAP-style search expressions
2176 : + Regular expression support (searches, conditional expressions etc.)
2178 #if defined HAVE_READLINE || defined HAVE_EDITLINE || defined HAVE_NCL
2179 # ifdef HAVE_READLINE
2180 : + Command line editing via readline(3)
2181 # elif defined HAVE_EDITLINE
2182 : + Command line editing via editline(3)
2184 : + Command line editing via N(ail) C(ommand) L(ine)
2186 # ifdef HAVE_TABEXPAND
2187 : + + Tabulator expansion
2189 # ifdef HAVE_HISTORY
2190 : + + History management
2194 : + Terminal capability queries
2198 # ifdef HAVE_SPAM_SPAMC
2199 : + + Via spamc(1) (of spamassassin(1))
2201 # ifdef HAVE_SPAM_SPAMD
2202 : + + Directly via spamd(1) (of spamassassin(1))
2204 # ifdef HAVE_SPAM_FILTER
2205 : + + Via freely configurable *spam-filter-XY*s
2208 #ifdef HAVE_DOCSTRINGS
2209 : + Documentation summary strings
2211 #ifdef HAVE_QUOTE_FOLD
2212 : + Extended *quote-fold*ing
2214 #ifdef HAVE_FILTER_HTML_TAGSOUP
2215 : + Builtin HTML-to-text filter (for display purposes, primitive)
2218 : + Coloured message display (simple)
2221 : + Dotlock files and privilege-separated file dotlock program
2224 :The following optional features are disabled:
2225 #ifndef HAVE_SETLOCALE
2226 : - Locale support: Only ASCII characters are recognized
2228 # ifndef HAVE_C90AMEND1
2229 : - Multibyte character support
2231 # ifndef HAVE_NL_LANGINFO
2232 : - Automatic detection of terminal character set
2235 : - Character set conversion using iconv()
2236 : _ (Ooooh, no iconv(3), NO character set conversion possible! Really...)
2238 #ifndef HAVE_SOCKETS
2242 : - S/MIME and SSL/TLS
2244 # ifndef HAVE_SSL_ALL_ALGORITHMS
2245 : - Support for more S/MIME and SSL/TLS digest and cipher algorithms
2258 : - GSS-API authentication
2261 : - MD5 message digest (APOP, CRAM-MD5)
2264 : - .netrc file support
2267 : - Password query through agent
2270 : - IDNA (internationalized domain names for applications) support
2272 #ifndef HAVE_IMAP_SEARCH
2273 : - IMAP-style search expressions
2276 : - Regular expression support
2278 #if !defined HAVE_READLINE && !defined HAVE_EDITLINE && !defined HAVE_NCL
2279 : - Command line editing and history
2281 #ifndef HAVE_TERMCAP
2282 : - Terminal capability queries
2287 #ifndef HAVE_DOCSTRINGS
2288 : - Documentation summary strings
2290 #ifndef HAVE_QUOTE_FOLD
2291 : - Extended *quote-fold*ing
2293 #ifndef HAVE_FILTER_HTML_TAGSOUP
2294 : - Builtin HTML-to-text filter (for display purposes, primitive)
2297 : - Coloured message display (simple)
2299 #ifndef HAVE_DOTLOCK
2300 : - Dotlock files and privilege-separated file dotlock program
2303 #if !defined HAVE_WORDEXP || !defined HAVE_FCHDIR ||\
2304 defined HAVE_DEBUG || defined HAVE_DEVEL
2306 # ifndef HAVE_WORDEXP
2307 : . WARNING: the function wordexp(3) could not be found.
2308 : _ This means that echo(1) will be used via the sh(1)ell in order
2309 : _ to expand shell meta characters in filenames, which is a potential
2310 : _ security hole. Consider to either upgrade your system or set the
2311 : _ *SHELL* variable to some safe(r) wrapper script.
2312 : _ P.S.: the codebase is in transition away from wordexp(3) to some
2313 : _ safe (restricted) internal mechanism, see "COMMANDS" manual, read
2314 : _ about shell word expression in its introduction for more on that.
2316 # ifndef HAVE_FCHDIR
2317 : . The function fchdir(2) could not be found. We will use chdir(2)
2318 : _ instead. This is not a problem unless the current working
2319 : _ directory of mailx is moved while the IMAP cache is used.
2322 : . Debug enabled binary: not meant to be used by end-users: THANKS!
2325 : . Computers do not blunder.
2328 #endif /* Remarks */
2330 : . System-wide resource file: SYSCONFRC
2333 : . libexecdir: LIBEXECDIR
2336 : . sendmail(1): SENDMAIL (argv[0] = SENDMAIL_PROGNAME)
2337 : . $MAILSPOOL: MAILSPOOL
2341 ${make} -f ${makefile} ${tmp2}.x
2342 < ${tmp2}.x >&5 ${sed} -e '/^[^:]/d; /^$/d; s/^://'