2 #@ Please see `INSTALL' and `conf.rc' instead.
7 # Predefined CONFIG= urations take precedence over anything else
8 if [ -n "${CONFIG}" ]; then
13 WANT_READLINE
=0 WANT_EDITLINE
=0 WANT_NCL
=0
23 WANT_READLINE
=0 WANT_EDITLINE
=0
32 WANT_READLINE
=0 WANT_EDITLINE
=0
39 echo >&2 "Unknown CONFIG= setting: ${CONFIG}"
40 echo >&2 'Possible values: MINIMAL, MEDIUM, NETSEND'
47 if nwantfeat SOCKETS
; then
48 WANT_IPV6
=0 WANT_SSL
=0
49 WANT_IMAP
=0 WANT_GSSAPI
=0 WANT_POP3
=0 WANT_SMTP
=0
51 if nwantfeat IMAP
&& nwantfeat POP3
&& nwantfeat SMTP
; then
52 WANT_SOCKETS
=0 WANT_IPV6
=0 WANT_SSL
=0
54 if nwantfeat IMAP
; then
57 # If we don't need MD5 except for producing boundary and message-id strings,
58 # leave it off, plain old srand(3) should be enough for that purpose.
59 if nwantfeat SOCKETS
; then
62 if wantfeat DEBUG
; then
67 # Check out compiler ($CC) and -flags ($CFLAGS)
72 # $CC is overwritten when empty or a default "cc", even without WANT_AUTOCC
74 if [ -z "${CC}" ] ||
[ "${CC}" = cc
]; then
76 if { CC
="`command -v clang`"; }; then
78 elif { CC
="`command -v gcc`"; }; then
80 elif { CC
="`command -v c89`"; }; then
81 [ "${i}" = UnixWare
] && _CFLAGS
=-v optim
=-O dbgoptim
=
82 elif { CC
="`command -v c99`"; }; then
86 echo >&2 ' I cannot find a compiler!'
87 echo >&2 ' Neither of clang(1), gcc(1), c89(1) and c99(1).'
88 echo >&2 ' Please set the CC environment variable, maybe CFLAGS also.'
94 ccver
=`${CC} --version 2>/dev/null`
96 if { i
=$ccver; echo "${i}"; } |
${grep} -q -i -e gcc
-e clang
; then
97 #if echo "${i}" | ${grep} -q -i -e gcc -e 'clang version 1'; then
101 _CFLAGS
="${_CFLAGS} -Wall -Wextra -pedantic"
102 _CFLAGS
="${_CFLAGS} -fno-unwind-tables -fno-asynchronous-unwind-tables"
103 _CFLAGS
="${_CFLAGS} -fstrict-aliasing"
104 _CFLAGS
="${_CFLAGS} -Wbad-function-cast -Wcast-align -Wcast-qual"
105 _CFLAGS
="${_CFLAGS} -Winit-self -Wmissing-prototypes"
106 _CFLAGS
="${_CFLAGS} -Wshadow -Wunused -Wwrite-strings"
107 if { i
=$ccver; echo "${i}"; } |
${grep} -q -e 'clang version 1'; then
110 _CFLAGS
="${_CFLAGS} -fstrict-overflow -Wstrict-overflow=5"
111 if wantfeat AMALGAMATION
&& nwantfeat DEBUG
; then
112 _CFLAGS
="${_CFLAGS} -Wno-unused-function"
114 if { i
=$ccver; echo "${i}"; } |
${grep} -q -i -e clang
; then
115 _CFLAGS
="${_CFLAGS} -Wno-unused-result" # TODO handle the right way
118 _CFLAGS
="${_CFLAGS} -Wno-long-long" # ISO C89 has no 'long long'...
119 # elif { i=$ccver; echo "${i}"; } | ${grep} -q -i -e clang; then
121 # optim=-O3 dbgoptim=-O
122 # _CFLAGS='-std=c89 -g -Weverything -Wno-long-long'
123 elif [ -z "${optim}" ]; then
124 optim
=-O1 dbgoptim
=-O
127 if nwantfeat DEBUG
; then
128 _CFLAGS
="${optim} -DNDEBUG ${_CFLAGS}"
130 _CFLAGS
="${dbgoptim} -g -ftrapv ${_CFLAGS}";
131 if [ "${stackprot}" = yes ]; then
132 _CFLAGS
="${_CFLAGS} -fstack-protector-all "
133 _CFLAGS
="${_CFLAGS} -Wstack-protector -D_FORTIFY_SOURCE=2"
136 _CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
137 # XXX -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack: need detection
138 _LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}" # XXX -Wl,--sort-common,[-O1]
139 export _CFLAGS _LDFLAGS
141 # $CFLAGS and $LDFLAGS are only overwritten if explicitly wanted
142 if wantfeat AUTOCC
; then
145 export CFLAGS LDFLAGS
152 ## - Heirloom sh(1) (and same origin) have problems with ': >' redirection,
153 ## so use "printf '' >" instead
154 ## - Heirloom sh(1) and maybe more execute loops with redirection in a subshell
155 ## (but don't export eval's from within), therefore we need to (re)include
156 ## variable assignments at toplevel instead (via reading temporary files)
158 ## First of all, create new configuration and check wether it changed ##
165 newlst
=.
/config.lst-new
166 newmk
=.
/config.mk-new
171 # We need some standard utilities
174 n
=$1 i
=$2 opt
=${3:-0}
175 if type "${i}" >/dev
/null
2>&1; then
179 if [ ${opt} -eq 0 ]; then
180 echo >&2 "ERROR: no trace of the utility \`${n}'"
186 # Check those tools right now that we need before including ${conf}
187 check_tool
rm "${rm:-`command -v rm`}"
188 check_tool
sed "${sed:-`command -v sed`}"
190 # Only incorporate what wasn't overwritten from command line / CONFIG
191 trap "${rm} -f ${tmp}; exit" 1 2 15
192 trap "${rm} -f ${tmp}" 0
195 < ${conf} ${sed} -e '/^[ \t]*#/d' -e '/^$/d' -e 's/[ \t]*$//' |
197 i
=`echo ${line} | ${sed} -e 's/=.*$//'`
198 eval j
=\$
${i} jx=\${${i}+x}
199 if [ -n "${j}" ] ||
[ "${jx}" = x
]; then
206 check_tool
awk "${awk:-`command -v awk`}"
207 check_tool
cat "${cat:-`command -v cat`}"
208 check_tool
chmod "${chmod:-`command -v chmod`}"
209 check_tool
cp "${cp:-`command -v cp`}"
210 check_tool
cmp "${cmp:-`command -v cmp`}"
211 check_tool
grep "${grep:-`command -v grep`}"
212 check_tool mkdir
"${mkdir:-`command -v mkdir`}"
213 check_tool
mv "${mv:-`command -v mv`}"
214 # rm(1), sed(1) above
215 check_tool
tee "${tee:-`command -v tee`}"
217 check_tool
make "${MAKE:-`command -v make`}"
218 check_tool strip
"${STRIP:-`command -v strip`}" 1
232 # (No function since some shells loose non-exported variables in traps)
233 trap "${rm} -f ${tmp} ${newlst} ${newmk} ${newh}; exit" 1 2 15
234 trap "${rm} -f ${tmp} ${newlst} ${newmk} ${newh}" 0
235 ${rm} -f ${newlst} ${newmk} ${newh}
237 # (Could: use FD redirection, add eval(1) and don't re-'. ./${newlst}')
239 i
=`echo ${line} | ${sed} -e 's/=.*$//'`
241 if [ -z "${j}" ] ||
[ "${j}" = 0 ]; then
242 printf "/*#define ${i}*/\n" >> ${newh}
243 elif [ "${j}" = 1 ]; then
244 printf "#define ${i}\n" >> ${newh}
246 printf "#define ${i} \"${j}\"\n" >> ${newh}
248 printf "${i} = ${j}\n" >> ${newmk}
249 printf "${i}=\"${j}\"\n"
250 done < ${tmp} > ${newlst}
253 printf "#define UAGENT \"${SID}${NAIL}\"\n" >> ${newh}
254 printf "UAGENT
= ${SID}${NAIL}\n" >> ${newmk}
258 printf "CC = ${CC}\n" >> ${newmk}
259 printf "_CFLAGS = ${_CFLAGS}\nCFLAGS = ${CFLAGS}\n" >> ${newmk}
260 printf "_LDFLAGS
= ${_LDFLAGS}\nLDFLAGS = ${LDFLAGS}\n" >> ${newmk}
261 printf "AWK = ${awk}\nCMP = ${cmp}\nCHMOD = ${chmod}\nCP = ${cp}\n" >> ${newmk}
262 printf "GREP
= ${grep}\nMKDIR = ${mkdir}\nRM = ${rm}\nSED = ${sed}\n" \
264 printf "STRIP
= ${strip}\nHAVE_STRIP = ${HAVE_STRIP}\n" >> ${newmk}
265 # (We include the cc(1)/ld(1) environment only for update detection..)
266 printf "CC=\"${CC}\"\n" >> ${newlst}
267 printf "_CFLAGS=\"${_CFLAGS}\"\nCFLAGS=\"${CFLAGS}\"\n" >> ${newlst}
268 printf "_LDFLAGS
=\"${_LDFLAGS}\"\nLDFLAGS=\"${LDFLAGS}\"\n" >> ${newlst}
269 printf "AWK=${awk}\nCMP=${cmp}\nCHMOD=${chmod}\nCP=${cp}\n" >> ${newlst}
270 printf "GREP
=${grep}\nMKDIR=${mkdir}\nRM=${rm}\nSED=${sed}\n" >> ${newlst}
271 printf "STRIP=${strip}\nHAVE_STRIP=${HAVE_STRIP}\n" >> ${newlst}
273 if [ -f ${lst} ] && ${cmp} ${newlst} ${lst} >/dev/null 2>&1; then
276 [ -f ${lst} ] && echo 'configuration updated..' || echo 'shiny configuration..'
278 ${mv} -f ${newlst} ${lst}
279 ${mv} -f ${newh} ${h}
280 ${mv} -f ${newmk} ${mk}
282 ## Compile and link checking ##
292 # (No function since some shells loose non-exported variables in traps)
293 trap "${rm} -f ${lst} ${h} ${mk} ${lib} ${inc} ${src} ${makefile}; exit" 1 2 15
294 trap "${rm} -rf ${tmp0}.* ${tmp0}* ${makefile}" 0
296 exec 5>&2 > ${log} 2>&1
299 # ${src} is only created if WANT_AMALGAMATION
301 ${cat} > ${makefile} << \!
302 .SUFFIXES: .o .c .x .y
306 $(CC) $(XINCS) -E $< >$@
308 $(CC) $(XINCS) -o $@ $< $(XLIBS)
316 printf "*** ${fmt}\\n
" "${@}"
317 printf "${fmt}" "${@}" >&5
321 variable=$1 topic=$2 define=$3
324 msg "checking
${topic} ...
"
325 echo "/* checked
${topic} */" >> ${h}
326 ${rm} -f ${tmp} ${tmp}.o
327 echo '*** test program is'
329 #echo '*** the preprocessor generates'
330 #${make} -f ${makefile} ${tmp}.x
332 echo '*** results are'
336 variable=$1 topic=$2 define=$3
338 _check_preface "${variable}" "${topic}" "${define}"
340 if ${make} -f ${makefile} XINCS="${INCS}" ./${tmp}.o &&
341 [ -f ./${tmp}.o ]; then
343 echo "${define}" >> ${h}
344 eval have_${variable}=yes
347 echo "/* ${define} */" >> ${h}
349 eval unset have_${variable}
355 run=$1 variable=$2 topic=$3 define=$4 libs=$5 incs=$6
357 _check_preface "${variable}" "${topic}" "${define}"
359 if ${make} -f ${makefile} XINCS="${INCS} ${incs}" \
360 XLIBS
="${LIBS} ${libs}" ./${tmp} &&
362 { [ ${run} -eq 0 ] || ./${tmp}; }; then
363 echo "*** adding INCS
<${incs}> LIBS
<${libs}>"
365 echo "${define}" >> ${h}
366 LIBS="${LIBS} ${libs}"
367 echo "${libs}" >> ${lib}
368 INCS="${INCS} ${incs}"
369 echo "${incs}" >> ${inc}
370 eval have_${variable}=yes
374 echo "/* ${define} */" >> ${h}
375 eval unset have_${variable}
381 _link_mayrun 0 "${1}" "${2}" "${3}" "${4}" "${5}"
385 _link_mayrun 1 "${1}" "${2}" "${3}" "${4}" "${5}"
388 # Build a basic set of INCS and LIBS according to user environment.
389 # On pkgsrc(7) systems automatically add /usr/pkg/*
390 if [ -n "${C_INCLUDE_PATH}" ]; then
393 set -- ${C_INCLUDE_PATH}
395 # for i; do -- new in POSIX Issue 7 + TC1
398 [ "${i}" = '/usr/pkg/include' ] && continue
399 INCS="${INCS} -I${i}"
402 [ -d /usr/pkg/include ] && INCS="${INCS} -I/usr
/pkg
/include
"
403 echo "${INCS}" >> ${inc}
405 if [ -n "${LD_LIBRARY_PATH}" ]; then
408 set -- ${LD_LIBRARY_PATH}
410 # for i; do -- new in POSIX Issue 7 + TC1
413 [ "${i}" = '/usr/pkg/lib' ] && continue
414 LIBS="${LIBS} -L${i}"
417 [ -d /usr/pkg/lib ] && LIBS="${LIBS} -L/usr
/pkg
/lib
"
418 echo "${LIBS}" >> ${lib}
422 # Better set _GNU_SOURCE (if we are on Linux only?); 'surprised it did without
423 echo '#define _GNU_SOURCE' >> ${h}
425 link_check hello 'if a hello world program can be built' << \! || {\
426 echo >&5 'This oooops is most certainly not related to me.';\
427 echo >&5 "Read the
file ${log} and check your compiler environment.
";\
428 ${rm} -f ${lst} ${h} ${mk};\
433 int main(int argc, char *argv[])
442 link_check termios 'for termios.h and tc*() family' << \! || {\
443 echo >&5 'We require termios.h and the tc*() family of functions.';\
444 echo >&5 "That much Unix we indulge ourselfs.
";\
445 ${rm} -f ${lst} ${h} ${mk};\
453 tcsetattr(0, TCSADRAIN | TCSAFLUSH, &tios);
458 link_check setenv 'for setenv()/unsetenv()' '#define HAVE_SETENV' << \!
462 setenv("s-nail
", "to be made nifty
!", 1);
468 link_check snprintf 'for snprintf()' '#define HAVE_SNPRINTF' << \!
473 snprintf(b, sizeof b, "%s
", "string
");
478 link_check putc_unlocked 'for putc_unlocked()' '#define HAVE_PUTC_UNLOCKED' <<\!
482 putc_unlocked('@', stdout);
487 link_check fchdir 'for fchdir()' '#define HAVE_FCHDIR' << \!
496 link_check mmap 'for mmap()' '#define HAVE_MMAP' << \!
497 #include <sys/types.h>
498 #include <sys/mman.h>
501 mmap(0, 0, 0, 0, 0, 0);
506 link_check mremap 'for mremap()' '#define HAVE_MREMAP' << \!
507 #include <sys/types.h>
508 #include <sys/mman.h>
511 mremap(0, 0, 0, MREMAP_MAYMOVE);
516 link_check setlocale 'for setlocale()' '#define HAVE_SETLOCALE' << \!
520 setlocale(LC_ALL, "");
525 if [ "${have_setlocale}" = yes ]; then
526 link_check c90amend1 'for ISO/IEC 9899:1990/Amendment 1:1995' \
527 '#define HAVE_C90AMEND1' << \!
534 char mbb[MB_LEN_MAX + 1];
539 mbrtowc(&wc, "x
", 1, NULL);
540 (void)wctomb(mbb, wc);
541 return (mblen("\
0", 1) == 0);
545 if [ "${have_c90amend1}" = yes ]; then
546 link_check wcwidth 'for wcwidth()' '#define HAVE_WCWIDTH' << \!
556 link_check nl_langinfo 'for nl_langinfo()' '#define HAVE_NL_LANGINFO' << \!
557 #include <langinfo.h>
562 return (nl_langinfo(CODESET) == NULL);
567 link_check mkstemp 'for mkstemp()' '#define HAVE_MKSTEMP' << \!
576 # Note: run_check, thus we also get only the desired implementation...
577 run_check realpath 'for realpath()' '#define HAVE_REALPATH' << \!
581 char *x = realpath(".
", NULL), *y = realpath("/", NULL);
582 return (x != NULL && y != NULL) ? 0 : 1;
586 link_check wordexp 'for wordexp()' '#define HAVE_WORDEXP' << \!
590 wordexp((char *)0, (wordexp_t *)0, 0);
597 if wantfeat DEBUG; then
598 echo '#define HAVE_DEBUG' >> ${h}
601 if wantfeat AMALGAMATION; then
602 echo '#define HAVE_AMALGAMATION' >> ${h}
605 if nwantfeat NOALLOCA; then
606 # Due to NetBSD PR lib/47120 it seems best not to use non-cc-builtin
607 # versions of alloca(3) since modern compilers just can't be trusted
608 # not to overoptimize and silently break some code
609 link_check alloca 'for __builtin_alloca()' \
610 '#define HAVE_ALLOCA __builtin_alloca' << \!
613 void *vp = __builtin_alloca(1);
619 if nwantfeat NOGETOPT; then
620 link_check getopt 'for getopt()' '#define HAVE_GETOPT' << \!
622 int main(int argc, char **argv)
624 #if defined __GLIBC__ || defined __linux__
625 Argument and option reordering is not a desired feature.
627 getopt(argc, argv, "oPt
");
629 return (((long)optarg + optind) & 0x7F);
636 if wantfeat ICONV; then
637 ${cat} > ${tmp2}.c << \!
643 id = iconv_open("foo
", "bar
");
647 < ${tmp2}.c link_check iconv 'for iconv functionality' \
648 '#define HAVE_ICONV' ||
649 < ${tmp2}.c link_check iconv \
650 'for iconv functionality in libiconv' \
651 '#define HAVE_ICONV' '-liconv'
653 echo '/* WANT_ICONV=0 */' >> ${h}
656 if wantfeat SOCKETS; then
657 compile_check arpa_inet_h 'for <arpa/inet.h>' \
658 '#define HAVE_ARPA_INET_H' << \!
660 #include <sys/types.h>
661 #include <sys/socket.h>
663 #include <netinet/in.h>
664 #include <arpa/inet.h>
667 ${cat} > ${tmp2}.c << \!
669 #include <sys/types.h>
670 #include <sys/socket.h>
672 #include <netinet/in.h>
673 #ifdef HAVE_ARPA_INET_H
674 #include <arpa/inet.h>
680 socket(AF_INET, SOCK_STREAM, 0);
682 gethostbyname("foo
");
687 < ${tmp2}.c link_check sockets 'for sockets in libc' \
688 '#define HAVE_SOCKETS' ||
689 < ${tmp2}.c link_check sockets 'for sockets in libnsl' \
690 '#define HAVE_SOCKETS' '-lnsl' ||
691 < ${tmp2}.c link_check sockets \
692 'for sockets in libsocket and libnsl' \
693 '#define HAVE_SOCKETS' '-lsocket -lnsl' ||
696 # XXX Shouldn't it be a hard error if there is no socket support, then?
699 echo '/* WANT_SOCKETS=0 */' >> ${h}
700 fi # wantfeat SOCKETS
703 link_check setsockopt 'for setsockopt()' '#define HAVE_SETSOCKOPT' << \!
704 #include <sys/socket.h>
709 setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, NULL, 0);
714 wantfeat SOCKETS && [ -n "${have_setsockopt}" ] &&
715 link_check so_sndtimeo 'for SO_SNDTIMEO' '#define HAVE_SO_SNDTIMEO' << \!
716 #include <sys/socket.h>
724 setsockopt(sockfd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
725 setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv);
730 wantfeat SOCKETS && [ -n "${have_setsockopt}" ] &&
731 link_check so_linger 'for SO_LINGER' '#define HAVE_SO_LINGER' << \!
732 #include <sys/socket.h>
740 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, &li, sizeof li);
745 if wantfeat IPV6; then
746 link_check ipv6 'for IPv6 functionality' '#define HAVE_IPV6' << \!
748 #include <sys/types.h>
749 #include <sys/socket.h>
751 #include <netinet/in.h>
752 #ifdef HAVE_ARPA_INET_H
753 #include <arpa/inet.h>
758 struct addrinfo a, *ap;
759 getaddrinfo("foo
", "0", &a, &ap);
764 echo '/* WANT_IPV6=0 */' >> ${h}
767 if wantfeat IMAP; then
768 echo '#define HAVE_IMAP' >> ${h}
770 echo '/* WANT_IMAP=0 */' >> ${h}
773 if wantfeat POP3; then
774 echo '#define HAVE_POP3' >> ${h}
776 echo '/* WANT_POP3=0 */' >> ${h}
779 if wantfeat SMTP; then
780 echo '#define HAVE_SMTP' >> ${h}
782 echo '/* WANT_SMTP=0 */' >> ${h}
785 if wantfeat SSL; then
786 link_check openssl 'for sufficiently recent OpenSSL' \
788 #define HAVE_OPENSSL' '-lssl -lcrypto' << \!
789 #include <openssl/ssl.h>
790 #include <openssl/err.h>
791 #include <openssl/x509v3.h>
792 #include <openssl/x509.h>
793 #include <openssl/rand.h>
795 #if defined OPENSSL_NO_SSL2 && defined OPENSSL_NO_SSL3 &&\
796 defined OPENSSL_NO_TLS1
797 # error We need one of (SSLv2 and) SSLv3 and TLS1.
802 SSLv23_client_method();
803 #ifndef OPENSSL_NO_SSL3
804 SSLv3_client_method();
806 #ifndef OPENSSL_NO_TLS1
807 TLSv1_client_method();
808 # ifdef TLS1_1_VERSION
809 TLSv1_1_client_method();
811 # ifdef TLS1_2_VERSION
812 TLSv1_2_client_method();
815 PEM_read_PrivateKey(0, 0, 0, 0);
820 if [ "${have_openssl}" = 'yes' ]; then
821 compile_check stack_of 'for OpenSSL STACK_OF()' \
822 '#define HAVE_STACK_OF' << \!
823 #include <openssl/ssl.h>
824 #include <openssl/err.h>
825 #include <openssl/x509v3.h>
826 #include <openssl/x509.h>
827 #include <openssl/rand.h>
831 STACK_OF(GENERAL_NAME) *gens = NULL;
832 printf("%p
", gens); /* to make it used */
837 run_check openssl_md5 'for MD5 digest in OpenSSL' \
838 '#define HAVE_OPENSSL_MD5' << \!
840 #include <openssl/md5.h>
844 char const dat[] = "abrakadabrafidibus
";
845 char dig[16], hex[16 * 2];
849 memset(dig, 0, sizeof(dig));
850 memset(hex, 0, sizeof(hex));
852 MD5_Update(&ctx, dat, sizeof(dat) - 1);
853 MD5_Final(dig, &ctx);
855 #define hexchar(n) ((n)>9 ? (n)-10+'a' : (n)+'0')
856 for (i = 0; i < sizeof(hex) / 2; i++) {
858 hex[j] = hexchar((dig[i] & 0xf0) >> 4);
859 hex[++j] = hexchar(dig[i] & 0x0f);
861 return !!memcmp("6d7d0a3d949da2e96f2aa010f65d8326
", hex, sizeof(hex));
867 echo '/* WANT_SSL=0 */' >> ${h}
870 if wantfeat GSSAPI; then
871 ${cat} > ${tmp2}.c << \!
872 #include <gssapi/gssapi.h>
876 gss_import_name(0, 0, GSS_C_NT_HOSTBASED_SERVICE, 0);
877 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
881 ${sed} -e '1s/gssapi\///' < ${tmp2}.c > ${tmp3}.c
883 if command -v krb5-config >/dev/null 2>&1; then
884 i=`command -v krb5-config`
885 GSSAPI_LIBS="`CFLAGS= ${i} --libs gssapi`"
886 GSSAPI_INCS="`CFLAGS= ${i} --cflags`"
887 i='for GSSAPI via krb5-config(1)'
889 GSSAPI_LIBS='-lgssapi'
891 i='for GSSAPI in gssapi/gssapi.h, libgssapi'
893 < ${tmp2}.c link_check gssapi \
894 "${i}" '#define HAVE_GSSAPI' \
895 "${GSSAPI_LIBS}" "${GSSAPI_INCS}" ||\
896 < ${tmp3}.c link_check gssapi \
897 'for GSSAPI in gssapi.h, libgssapi' \
899 #define GSSAPI_REG_INCLUDE' \
901 < ${tmp2}.c link_check gssapi 'for GSSAPI in libgssapi_krb5' \
902 '#define HAVE_GSSAPI' \
904 < ${tmp3}.c link_check gssapi \
905 'for GSSAPI in libgssapi, OpenBSD-style (pre 5.3)' \
907 #define GSSAPI_REG_INCLUDE' \
908 '-lgssapi -lkrb5 -lcrypto' \
909 '-I/usr/include/kerberosV' ||\
910 < ${tmp2}.c link_check gssapi 'for GSSAPI in libgss' \
911 '#define HAVE_GSSAPI' \
913 link_check gssapi 'for GSSAPI in libgssapi_krb5, old-style' \
915 #define GSSAPI_OLD_STYLE' \
916 '-lgssapi_krb5' << \!
917 #include <gssapi/gssapi.h>
918 #include <gssapi/gssapi_generic.h>
922 gss_import_name(0, 0, gss_nt_service_name, 0);
923 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
928 echo '/* WANT_GSSAPI=0 */' >> ${h}
931 if wantfeat IDNA; then
932 link_check idna 'for GNU Libidn' '#define HAVE_IDNA' '-lidn' << \!
934 #include <stringprep.h>
937 char *utf8, *idna_ascii, *idna_utf8;
938 utf8 = stringprep_locale_to_utf8("does.this.work
");
939 if (idna_to_ascii_8z(utf8, &idna_ascii, IDNA_USE_STD3_ASCII_RULES)
942 /* (Rather link check only here) */
943 idna_utf8 = stringprep_convert(idna_ascii, "UTF-8
", "de_DE
");
948 echo '/* WANT_IDNA=0 */' >> ${h}
951 if wantfeat REGEX; then
952 link_check regex 'for regular expressions' '#define HAVE_REGEX' << \!
959 if (regcomp(&re, ".
*bsd
", REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
961 status = regexec(&re, "plan9
", 0,NULL, 0);
963 return !(status == REG_NOMATCH);
967 echo '/* WANT_REGEX=0 */' >> ${h}
970 if wantfeat READLINE; then
972 link_check readline "for readline
(3) (${1})" \
973 '#define HAVE_READLINE' "${1}" << \!
975 #include <readline/history.h>
976 #include <readline/readline.h>
986 rl = readline("Enter a line
:");
990 rl_extend_line_buffer(10);
991 rl_point = rl_end = 10;
992 rl_pre_input_hook = (rl_hook_func_t*)NULL;
993 rl_forced_update_display();
995 hs = history_get_history_state();
1000 rl_free_line_state();
1001 rl_cleanup_after_signal();
1002 rl_reset_after_signal();
1008 __edrdlib -lreadline ||
1009 __edrdlib '-lreadline -ltermcap'
1010 [ -n "${have_readline}" ] && WANT_TABEXPAND=1
1013 if wantfeat EDITLINE && [ -z "${have_readline}" ]; then
1015 link_check editline "for editline
(3) (${1})" \
1016 '#define HAVE_EDITLINE' "${1}" << \!
1017 #include <histedit.h>
1018 static char * getprompt(void) { return (char*)"ok
"; }
1021 EditLine *el_el = el_init("TEST
", stdin, stdout, stderr);
1023 History *el_hcom = history_init();
1024 history(el_hcom, &he, H_SETSIZE, 242);
1025 el_set(el_el, EL_SIGNAL, 0);
1026 el_set(el_el, EL_TERMINAL, NULL);
1027 el_set(el_el, EL_HIST, &history, el_hcom);
1028 el_set(el_el, EL_EDITOR, "emacs
");
1029 el_set(el_el, EL_PROMPT, &getprompt);
1030 el_source(el_el, NULL);
1031 history(el_hcom, &he, H_GETSIZE);
1032 history(el_hcom, &he, H_CLEAR);
1034 /* TODO add loader and addfn checks */
1035 history_end(el_hcom);
1042 __edlib '-ledit -ltermcap'
1043 [ -n "${have_editline}" ] && WANT_TABEXPAND=0
1046 if wantfeat NCL && [ -z "${have_editline}" ] && [ -z "${have_readline}" ] &&\
1047 [ -n "${have_c90amend1}" ]; then
1049 echo '#define HAVE_NCL' >> ${h}
1051 echo '/* WANT_{READLINE,EDITLINE,NCL}=0 */' >> ${h}
1054 # Generic have-a-command-line-editor switch for those who need it below
1055 if [ -n "${have_ncl}" ] || [ -n "${have_editline}" ] ||\
1056 [ -n "${have_readline}" ]; then
1060 if [ -n "${have_cle}" ] && wantfeat TABEXPAND; then
1061 echo '#define HAVE_TABEXPAND' >> ${h}
1063 echo '/* WANT_TABEXPAND=0 */' >> ${h}
1066 if [ -n "${have_cle}" ] && wantfeat HISTORY; then
1067 echo '#define HAVE_HISTORY' >> ${h}
1069 echo '/* WANT_HISTORY=0 */' >> ${h}
1072 if wantfeat SPAM; then
1073 echo '#define HAVE_SPAM' >> ${h}
1074 if command -v spamc >/dev/null 2>&1; then
1075 echo "#define SPAMC_PATH \"`command -v spamc`\"" >> ${h}
1078 echo '/* WANT_SPAM=0 */' >> ${h}
1081 if wantfeat DOCSTRINGS
; then
1082 echo '#define HAVE_DOCSTRINGS' >> ${h}
1084 echo '/* WANT_DOCSTRINGS=0 */' >> ${h}
1087 if wantfeat QUOTE_FOLD
&&\
1088 [ -n "${have_c90amend1}" ] && [ -n "${have_wcwidth}" ]; then
1089 echo '#define HAVE_QUOTE_FOLD' >> ${h}
1091 echo '/* WANT_QUOTE_FOLD=0 */' >> ${h}
1094 if wantfeat COLOUR
; then
1095 echo '#define HAVE_COLOUR' >> ${h}
1097 echo '/* WANT_COLOUR=0 */' >> ${h}
1100 if wantfeat MD5
; then
1101 echo '#define HAVE_MD5' >> ${h}
1103 echo '/* WANT_MD5=0 */' >> ${h}
1108 # Since we cat(1) the content of those to cc/"ld", convert them to single line
1110 < "${1}" > "${2}" ${awk} \
1111 'BEGIN {ORS = " "} /^[^#]/ {print} {next} END {ORS = ""; print "\n"}'
1114 squeeze_em ${inc} ${tmp}
1116 squeeze_em ${lib} ${tmp}
1121 printf '#ifndef _CONFIG_H\n# define _CONFIG_H\n' > ${h}
1122 ${cat} ${tmp} >> ${h}
1124 printf '\n/* The "feature string
", for "simplicity
" and lex.c */\n' >> ${h}
1125 printf '#ifdef _MAIN_SOURCE\n' >> ${h}
1126 printf '# ifdef HAVE_AMALGAMATION\nstatic\n# endif\n' >> ${h}
1127 printf 'char const features[] = "MIME
"\n' >> ${h}
1128 printf '# ifdef HAVE_DOCSTRINGS\n ",DOCSTRINGS
"\n# endif\n' >> ${h}
1129 printf '# ifdef HAVE_ICONV\n ",ICONV
"\n# endif\n' >> ${h}
1130 printf '# ifdef HAVE_SETLOCALE\n ",LOCALES
"\n# endif\n' >> ${h}
1131 printf '# ifdef HAVE_C90AMEND1\n ",MULTIBYTE CHARSETS
"\n# endif\n' >> ${h}
1132 printf '# ifdef HAVE_NL_LANGINFO\n ",TERMINAL CHARSET
"\n# endif\n' >> ${h}
1133 printf '# ifdef HAVE_SOCKETS\n ",NETWORK
"\n# endif\n' >> ${h}
1134 printf '# ifdef HAVE_IPV6\n ",IPv6
"\n# endif\n' >> ${h}
1135 printf '# ifdef HAVE_SSL\n ",S
/MIME
,SSL
/TSL
"\n# endif\n' >> ${h}
1136 printf '# ifdef HAVE_IMAP\n ",IMAP
"\n# endif\n' >> ${h}
1137 printf '# ifdef HAVE_GSSAPI\n ",GSSAPI
"\n# endif\n' >> ${h}
1138 printf '# ifdef HAVE_POP3\n ",POP3
"\n# endif\n' >> ${h}
1139 printf '# ifdef HAVE_SMTP\n ",SMTP
"\n# endif\n' >> ${h}
1140 printf '# ifdef HAVE_SPAM\n ",SPAM
"\n# endif\n' >> ${h}
1141 printf '# ifdef HAVE_IDNA\n ",IDNA
"\n# endif\n' >> ${h}
1142 printf '# ifdef HAVE_REGEX\n ",REGEX
"\n# endif\n' >> ${h}
1143 printf '# ifdef HAVE_READLINE\n ",READLINE
"\n# endif\n' >> ${h}
1144 printf '# ifdef HAVE_EDITLINE\n ",EDITLINE
"\n# endif\n' >> ${h}
1145 printf '# ifdef HAVE_NCL\n ",NCL
"\n# endif\n' >> ${h}
1146 printf '# ifdef HAVE_TABEXPAND\n ",TABEXPAND
"\n# endif\n' >> ${h}
1147 printf '# ifdef HAVE_HISTORY\n ",HISTORY MANAGEMENT
"\n# endif\n' >> ${h}
1148 printf '# ifdef HAVE_QUOTE_FOLD\n ",QUOTE-FOLD
"\n# endif\n' >> ${h}
1149 printf '# ifdef HAVE_COLOUR\n ",COLOUR
"\n# endif\n' >> ${h}
1150 printf '# ifdef HAVE_DEBUG\n ",DEBUG
"\n# endif\n' >> ${h}
1151 printf ';\n#endif /* _MAIN_SOURCE */\n' >> ${h}
1153 printf '#endif /* _CONFIG_H */\n' >> ${h}
1156 # Create the real mk.mk
1157 ${rm} -rf ${tmp0}.* ${tmp0}*
1158 printf 'OBJ_SRC = ' >> ${mk}
1159 if nwantfeat AMALGAMATION; then
1161 echo 'OBJ_DEP =' >> ${mk}
1163 j=`echo "${src}" | sed 's/^.\///'`
1164 echo "${j}" >> ${mk}
1165 printf 'OBJ_DEP = main.c ' >> ${mk}
1166 printf '#define _MAIN_SOURCE\n' >> ${src}
1167 printf '#include "nail.h
"\n#include "main.c
"\n' >> ${src}
1169 if [ "${i}" = "${j}" ] || [ "${i}" = main.c ]; then
1172 printf "${i} " >> ${mk}
1173 printf "#include \"${i}\"\n" >> ${src}
1178 echo "LIBS = `${cat} ${lib}`" >> ${mk}
1179 echo "INCLUDES
= `${cat} ${inc}`" >> ${mk}
1181 ${cat} ./mk-mk.in >> ${mk}
1185 ${cat} > ${tmp2}.c << \!
1187 #ifdef HAVE_NL_LANGINFO
1188 # include <langinfo.h>
1191 :The following optional features are enabled:
1193 : + Character set conversion using iconv()
1195 #ifdef HAVE_SETLOCALE
1196 : + Locale support: Printable characters depend on the environment
1197 # ifdef HAVE_C90AMEND1
1198 : + Multibyte character support
1200 # ifdef HAVE_NL_LANGINFO
1201 : + Automatic detection of terminal character set
1208 : + Support for Internet Protocol v6 (IPv6)
1211 # ifdef HAVE_OPENSSL
1212 : + S/MIME and SSL/TLS using OpenSSL
1219 : + IMAP GSSAPI authentication
1228 : + Interaction with spam filters
1231 : + IDNA (internationalized domain names for applications) support
1234 : + Regular expression searches
1236 #if defined HAVE_READLINE || defined HAVE_EDITLINE || defined HAVE_NCL
1237 : + Command line editing
1238 # ifdef HAVE_TABEXPAND
1239 : + + Tabulator expansion
1241 # ifdef HAVE_HISTORY
1242 : + + History management
1245 #ifdef HAVE_QUOTE_FOLD
1246 : + Extended *quote-fold*ing
1249 : + Coloured message display (simple)
1252 :The following optional features are disabled:
1254 : - Character set conversion using iconv()
1256 #ifndef HAVE_SETLOCALE
1257 : - Locale support: Only ASCII characters are recognized
1259 # ifndef HAVE_C90AMEND1
1260 : - Multibyte character support
1262 # ifndef HAVE_NL_LANGINFO
1263 : - Automatic detection of terminal character set
1265 #ifndef HAVE_SOCKETS
1269 : - Support for Internet Protocol v6 (IPv6)
1271 #if !defined HAVE_SSL
1272 : - SSL/TLS (network transport authentication and encryption)
1278 : - IMAP GSSAPI authentication
1287 : - Interaction with spam filters
1290 : - IDNA (internationalized domain names for applications) support
1293 : - Regular expression searches
1295 #if !defined HAVE_READLINE && !defined HAVE_EDITLINE && !defined HAVE_NCL
1296 : - Command line editing and history
1298 #ifndef HAVE_QUOTE_FOLD
1299 : - Extended *quote-fold*ing
1302 : - Coloured message display (simple)
1306 #ifndef HAVE_SNPRINTF
1307 : . The function snprintf() could not be found. mailx will be compiled to use
1308 : sprintf() instead. This might overflow buffers if input values are larger
1309 : than expected. Use the resulting binary with care or update your system
1310 : environment and start the configuration process again.
1313 : . The function fchdir() could not be found. mailx will be compiled to use
1314 : chdir() instead. This is not a problem unless the current working
1315 : directory of mailx is moved while the IMAP cache is used.
1318 : . Using a minimal builtin POSIX-like getopt()
1321 : . Debug enabled binary: not meant to be used by end-users: THANKS!
1326 ${make} -f ${makefile} ${tmp2}.x
1327 < ${tmp2}.x >&5 ${sed} -e '/^[^:]/d; /^$/d; s/^://'
1329 # vim:set fenc=utf-8:s-it-mode