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
24 WANT_READLINE
=0 WANT_EDITLINE
=0
33 WANT_READLINE
=0 WANT_EDITLINE
=0
40 echo >&2 "Unknown CONFIG= setting: ${CONFIG}"
41 echo >&2 'Possible values: MINIMAL, MEDIUM, NETSEND'
48 if nwantfeat SOCKETS
; then
49 WANT_IPV6
=0 WANT_SSL
=0
50 WANT_IMAP
=0 WANT_GSSAPI
=0 WANT_POP3
=0 WANT_SMTP
=0
52 if nwantfeat IMAP
&& nwantfeat POP3
&& nwantfeat SMTP
; then
53 WANT_SOCKETS
=0 WANT_IPV6
=0 WANT_SSL
=0
55 if nwantfeat IMAP
; then
58 # If we don't need MD5 except for producing boundary and message-id strings,
59 # leave it off, plain old srand(3) should be enough for that purpose.
60 if nwantfeat SOCKETS
; then
63 if wantfeat DEBUG
; then
68 # Check out compiler ($CC) and -flags ($CFLAGS)
70 # $CC is overwritten when empty or a default "cc", even without WANT_AUTOCC
71 optim
= dbgoptim
= _CFLAGS
=
72 if [ -z "${CC}" ] ||
[ "${CC}" = cc
]; then
73 if { CC
="`command -v clang`"; }; then
75 elif { CC
="`command -v gcc`"; }; then
77 elif { CC
="`command -v c89`"; }; then
78 [ "`uname -s`" = UnixWare
] && _CFLAGS
=-v optim
=-O dbgoptim
=
79 elif { CC
="`command -v c99`"; }; then
83 echo >&2 ' I cannot find a compiler!'
84 echo >&2 ' Neither of clang(1), gcc(1), c89(1) and c99(1).'
85 echo >&2 ' Please set the CC environment variable, maybe CFLAGS also.'
91 ccver
=`${CC} --version 2>/dev/null`
93 if { i
=${ccver}; echo "${i}"; } |
${grep} -q -i -e gcc
-e clang
; then
94 #if echo "${i}" | ${grep} -q -i -e gcc -e 'clang version 1'; then
97 _CFLAGS
="${_CFLAGS} -std=c89 -Wall -Wextra -pedantic"
98 _CFLAGS
="${_CFLAGS} -fno-unwind-tables -fno-asynchronous-unwind-tables"
99 _CFLAGS
="${_CFLAGS} -fstrict-aliasing"
100 _CFLAGS
="${_CFLAGS} -Wbad-function-cast -Wcast-align -Wcast-qual"
101 _CFLAGS
="${_CFLAGS} -Winit-self -Wmissing-prototypes"
102 _CFLAGS
="${_CFLAGS} -Wshadow -Wunused -Wwrite-strings"
103 _CFLAGS
="${_CFLAGS} -Wno-long-long" # ISO C89 has no 'long long'...
104 if { i
=${ccver}; echo "${i}"; } |
${grep} -q -e 'clang version 1'; then
105 _CFLAGS
="${_CFLAGS} -Wstrict-overflow=5"
107 _CFLAGS
="${_CFLAGS} -fstrict-overflow -Wstrict-overflow=5"
108 if wantfeat AMALGAMATION
&& nwantfeat DEBUG
; then
109 _CFLAGS
="${_CFLAGS} -Wno-unused-function"
111 if { i
=${ccver}; echo "${i}"; } |
${grep} -q -i -e clang
; then
112 _CFLAGS
="${_CFLAGS} -Wno-unused-result" # TODO handle the right way
115 if wantfeat AMALGAMATION
; then
116 _CFLAGS
="${_CFLAGS} -pipe"
118 # elif { i=${ccver}; echo "${i}"; } | ${grep} -q -i -e clang; then
119 # optim=-O3 dbgoptim=-O
121 # _CFLAGS='-std=c89 -Weverything -Wno-long-long'
122 # if wantfeat AMALGAMATION; then
123 # _CFLAGS="${_CFLAGS} -pipe"
125 elif [ -z "${optim}" ]; then
126 optim
=-O1 dbgoptim
=-O
129 if nwantfeat DEBUG
; then
130 _CFLAGS
="${optim} -DNDEBUG ${_CFLAGS}"
132 _CFLAGS
="${dbgoptim} -g -ftrapv ${_CFLAGS}";
133 if [ "${stackprot}" = yes ]; then
134 _CFLAGS
="${_CFLAGS} -fstack-protector-all "
135 _CFLAGS
="${_CFLAGS} -Wstack-protector -D_FORTIFY_SOURCE=2"
138 _CFLAGS
="${_CFLAGS} ${ADDCFLAGS}"
139 # XXX -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack: need detection
140 _LDFLAGS
="${_LDFLAGS} ${ADDLDFLAGS}" # XXX -Wl,--sort-common,[-O1]
141 export _CFLAGS _LDFLAGS
143 # $CFLAGS and $LDFLAGS are only overwritten if explicitly wanted
144 if wantfeat AUTOCC
; then
147 export CFLAGS LDFLAGS
154 ## - Heirloom sh(1) (and same origin) have problems with ': >' redirection,
155 ## so use "printf '' >" instead
156 ## - Heirloom sh(1) and maybe more execute loops with redirection in a subshell
157 ## (but don't export eval's from within), therefore we need to (re)include
158 ## variable assignments at toplevel instead (via reading temporary files)
160 ## First of all, create new configuration and check wether it changed ##
167 newlst
=.
/config.lst-new
168 newmk
=.
/config.mk-new
173 # We need some standard utilities
176 n
=$1 i
=$2 opt
=${3:-0}
177 if type "${i}" >/dev
/null
2>&1; then
181 if [ ${opt} -eq 0 ]; then
182 echo >&2 "ERROR: no trace of the utility \`${n}'"
188 # Check those tools right now that we need before including ${conf}
189 check_tool
rm "${rm:-`command -v rm`}"
190 check_tool
sed "${sed:-`command -v sed`}"
192 # Only incorporate what wasn't overwritten from command line / CONFIG
193 trap "${rm} -f ${tmp}; exit" 1 2 15
194 trap "${rm} -f ${tmp}" 0
197 < ${conf} ${sed} -e '/^[ \t]*#/d' -e '/^$/d' -e 's/[ \t]*$//' |
199 i
=`echo ${line} | ${sed} -e 's/=.*$//'`
200 eval j
=\$
${i} jx=\${${i}+x}
201 if [ -n "${j}" ] ||
[ "${jx}" = x
]; then
208 check_tool
awk "${awk:-`command -v awk`}"
209 check_tool
cat "${cat:-`command -v cat`}"
210 check_tool
chmod "${chmod:-`command -v chmod`}"
211 check_tool
cp "${cp:-`command -v cp`}"
212 check_tool
cmp "${cmp:-`command -v cmp`}"
213 check_tool
grep "${grep:-`command -v grep`}"
214 check_tool mkdir
"${mkdir:-`command -v mkdir`}"
215 check_tool
mv "${mv:-`command -v mv`}"
216 # rm(1), sed(1) above
217 check_tool
tee "${tee:-`command -v tee`}"
219 check_tool
make "${MAKE:-`command -v make`}"
220 check_tool strip
"${STRIP:-`command -v strip`}" 1
234 # (No function since some shells loose non-exported variables in traps)
235 trap "${rm} -f ${tmp} ${newlst} ${newmk} ${newh}; exit" 1 2 15
236 trap "${rm} -f ${tmp} ${newlst} ${newmk} ${newh}" 0
237 ${rm} -f ${newlst} ${newmk} ${newh}
239 # (Could: use FD redirection, add eval(1) and don't re-'. ./${newlst}')
241 i
=`echo ${line} | ${sed} -e 's/=.*$//'`
243 if [ -z "${j}" ] ||
[ "${j}" = 0 ]; then
244 printf "/*#define ${i}*/\n" >> ${newh}
245 elif [ "${j}" = 1 ]; then
246 printf "#define ${i}\n" >> ${newh}
248 printf "#define ${i} \"${j}\"\n" >> ${newh}
250 printf "${i} = ${j}\n" >> ${newmk}
251 printf "${i}=\"${j}\"\n"
252 done < ${tmp} > ${newlst}
255 printf "#define UAGENT \"${SID}${NAIL}\"\n" >> ${newh}
256 printf "UAGENT
= ${SID}${NAIL}\n" >> ${newmk}
260 printf "CC = ${CC}\n" >> ${newmk}
261 printf "_CFLAGS = ${_CFLAGS}\nCFLAGS = ${CFLAGS}\n" >> ${newmk}
262 printf "_LDFLAGS
= ${_LDFLAGS}\nLDFLAGS = ${LDFLAGS}\n" >> ${newmk}
263 printf "AWK = ${awk}\nCMP = ${cmp}\nCHMOD = ${chmod}\nCP = ${cp}\n" >> ${newmk}
264 printf "GREP
= ${grep}\nMKDIR = ${mkdir}\nRM = ${rm}\nSED = ${sed}\n" \
266 printf "STRIP
= ${strip}\nHAVE_STRIP = ${HAVE_STRIP}\n" >> ${newmk}
267 # (We include the cc(1)/ld(1) environment only for update detection..)
268 printf "CC=\"${CC}\"\n" >> ${newlst}
269 printf "_CFLAGS=\"${_CFLAGS}\"\nCFLAGS=\"${CFLAGS}\"\n" >> ${newlst}
270 printf "_LDFLAGS
=\"${_LDFLAGS}\"\nLDFLAGS=\"${LDFLAGS}\"\n" >> ${newlst}
271 printf "AWK=${awk}\nCMP=${cmp}\nCHMOD=${chmod}\nCP=${cp}\n" >> ${newlst}
272 printf "GREP
=${grep}\nMKDIR=${mkdir}\nRM=${rm}\nSED=${sed}\n" >> ${newlst}
273 printf "STRIP=${strip}\nHAVE_STRIP=${HAVE_STRIP}\n" >> ${newlst}
275 if [ -f ${lst} ] && ${cmp} ${newlst} ${lst} >/dev/null 2>&1; then
278 [ -f ${lst} ] && echo 'configuration updated..' || echo 'shiny configuration..'
280 ${mv} -f ${newlst} ${lst}
281 ${mv} -f ${newh} ${h}
282 ${mv} -f ${newmk} ${mk}
284 ## Compile and link checking ##
294 # (No function since some shells loose non-exported variables in traps)
295 trap "${rm} -f ${lst} ${h} ${mk} ${lib} ${inc} ${src} ${makefile}; exit" 1 2 15
296 trap "${rm} -rf ${tmp0}.* ${tmp0}* ${makefile}" 0
298 exec 5>&2 > ${log} 2>&1
301 # ${src} is only created if WANT_AMALGAMATION
303 ${cat} > ${makefile} << \!
304 .SUFFIXES: .o .c .x .y
308 $(CC) $(XINCS) -E $< >$@
310 $(CC) $(XINCS) -o $@ $< $(XLIBS)
318 printf "*** ${fmt}\\n
" "${@}"
319 printf "${fmt}" "${@}" >&5
323 variable=$1 topic=$2 define=$3
326 msg "checking
${topic} ...
"
327 echo "/* checked
${topic} */" >> ${h}
328 ${rm} -f ${tmp} ${tmp}.o
329 echo '*** test program is'
331 #echo '*** the preprocessor generates'
332 #${make} -f ${makefile} ${tmp}.x
334 echo '*** results are'
338 variable=$1 topic=$2 define=$3
340 _check_preface "${variable}" "${topic}" "${define}"
342 if ${make} -f ${makefile} XINCS="${INCS}" ./${tmp}.o &&
343 [ -f ./${tmp}.o ]; then
345 echo "${define}" >> ${h}
346 eval have_${variable}=yes
349 echo "/* ${define} */" >> ${h}
351 eval unset have_${variable}
357 run=$1 variable=$2 topic=$3 define=$4 libs=$5 incs=$6
359 _check_preface "${variable}" "${topic}" "${define}"
361 if ${make} -f ${makefile} XINCS="${INCS} ${incs}" \
362 XLIBS
="${LIBS} ${libs}" ./${tmp} &&
364 { [ ${run} -eq 0 ] || ./${tmp}; }; then
365 echo "*** adding INCS
<${incs}> LIBS
<${libs}>"
367 echo "${define}" >> ${h}
368 LIBS="${LIBS} ${libs}"
369 echo "${libs}" >> ${lib}
370 INCS="${INCS} ${incs}"
371 echo "${incs}" >> ${inc}
372 eval have_${variable}=yes
376 echo "/* ${define} */" >> ${h}
377 eval unset have_${variable}
383 _link_mayrun 0 "${1}" "${2}" "${3}" "${4}" "${5}"
387 _link_mayrun 1 "${1}" "${2}" "${3}" "${4}" "${5}"
390 # Build a basic set of INCS and LIBS according to user environment.
391 # On pkgsrc(7) systems automatically add /usr/pkg/*
392 if [ -n "${C_INCLUDE_PATH}" ]; then
395 set -- ${C_INCLUDE_PATH}
397 # for i; do -- new in POSIX Issue 7 + TC1
400 [ "${i}" = '/usr/pkg/include' ] && continue
401 INCS="${INCS} -I${i}"
404 [ -d /usr/pkg/include ] && INCS="${INCS} -I/usr
/pkg
/include
"
405 echo "${INCS}" >> ${inc}
407 if [ -n "${LD_LIBRARY_PATH}" ]; then
410 set -- ${LD_LIBRARY_PATH}
412 # for i; do -- new in POSIX Issue 7 + TC1
415 [ "${i}" = '/usr/pkg/lib' ] && continue
416 LIBS="${LIBS} -L${i}"
419 [ -d /usr/pkg/lib ] && LIBS="${LIBS} -L/usr
/pkg
/lib
"
420 echo "${LIBS}" >> ${lib}
424 # Better set _GNU_SOURCE (if we are on Linux only?); 'surprised it did without
425 echo '#define _GNU_SOURCE' >> ${h}
427 if link_check hello 'if a hello world program can be built' << \!
430 int main(int argc, char *argv[])
441 echo >&5 'This oooops is most certainly not related to me.'
442 echo >&5 "Read the
file ${log} and check your compiler environment.
"
443 ${rm} -f ${lst} ${h} ${mk}
447 if link_check termios 'for termios.h and tc*() family' << \!
453 tcsetattr(0, TCSADRAIN | TCSAFLUSH, &tios);
460 echo >&5 'We require termios.h and the tc*() family of functions.'
461 echo >&5 "That much Unix we indulge ourselfs.
"
462 ${rm} -f ${lst} ${h} ${mk}
466 #link_check setenv 'for setenv()/unsetenv()' '#define HAVE_SETENV' << \!
470 # setenv("s-nail
", "to be made nifty
!", 1);
471 # unsetenv("s-nail
");
476 link_check snprintf 'for snprintf()' '#define HAVE_SNPRINTF' << \!
481 snprintf(b, sizeof b, "%s
", "string
");
486 link_check putc_unlocked 'for putc_unlocked()' '#define HAVE_PUTC_UNLOCKED' <<\!
490 putc_unlocked('@', stdout);
495 link_check fchdir 'for fchdir()' '#define HAVE_FCHDIR' << \!
504 link_check pipe2 'for pipe2()' '#define HAVE_PIPE2' << \!
510 pipe2(fds, O_CLOEXEC);
515 link_check mmap 'for mmap()' '#define HAVE_MMAP' << \!
516 #include <sys/types.h>
517 #include <sys/mman.h>
520 mmap(0, 0, 0, 0, 0, 0);
525 link_check mremap 'for mremap()' '#define HAVE_MREMAP' << \!
526 #include <sys/types.h>
527 #include <sys/mman.h>
530 mremap(0, 0, 0, MREMAP_MAYMOVE);
535 link_check setlocale 'for setlocale()' '#define HAVE_SETLOCALE' << \!
539 setlocale(LC_ALL, "");
544 if [ "${have_setlocale}" = yes ]; then
545 link_check c90amend1 'for ISO/IEC 9899:1990/Amendment 1:1995' \
546 '#define HAVE_C90AMEND1' << \!
553 char mbb[MB_LEN_MAX + 1];
558 mbrtowc(&wc, "x
", 1, NULL);
559 (void)wctomb(mbb, wc);
560 return (mblen("\
0", 1) == 0);
564 if [ "${have_c90amend1}" = yes ]; then
565 link_check wcwidth 'for wcwidth()' '#define HAVE_WCWIDTH' << \!
575 link_check nl_langinfo 'for nl_langinfo()' '#define HAVE_NL_LANGINFO' << \!
576 #include <langinfo.h>
581 return (nl_langinfo(CODESET) == NULL);
586 link_check mkstemp 'for mkstemp()' '#define HAVE_MKSTEMP' << \!
595 # Note: run_check, thus we also get only the desired implementation...
596 run_check realpath 'for realpath()' '#define HAVE_REALPATH' << \!
600 char *x = realpath(".
", NULL), *y = realpath("/", NULL);
601 return (x != NULL && y != NULL) ? 0 : 1;
605 link_check wordexp 'for wordexp()' '#define HAVE_WORDEXP' << \!
609 wordexp((char *)0, (wordexp_t *)0, 0);
616 if wantfeat DEBUG; then
617 echo '#define HAVE_DEBUG' >> ${h}
620 if wantfeat AMALGAMATION; then
621 echo '#define HAVE_AMALGAMATION' >> ${h}
624 if nwantfeat NOALLOCA; then
625 # Due to NetBSD PR lib/47120 it seems best not to use non-cc-builtin
626 # versions of alloca(3) since modern compilers just can't be trusted
627 # not to overoptimize and silently break some code
628 link_check alloca 'for __builtin_alloca()' \
629 '#define HAVE_ALLOCA __builtin_alloca' << \!
632 void *vp = __builtin_alloca(1);
638 if nwantfeat NOGETOPT; then
639 link_check getopt 'for getopt()' '#define HAVE_GETOPT' << \!
641 int main(int argc, char **argv)
643 #if defined __GLIBC__ || defined __linux__
644 Argument and option reordering is not a desired feature.
646 getopt(argc, argv, "oPt
");
648 return (((long)optarg + optind) & 0x7F);
655 if wantfeat ICONV; then
656 ${cat} > ${tmp2}.c << \!
662 id = iconv_open("foo
", "bar
");
666 < ${tmp2}.c link_check iconv 'for iconv functionality' \
667 '#define HAVE_ICONV' ||
668 < ${tmp2}.c link_check iconv \
669 'for iconv functionality in libiconv' \
670 '#define HAVE_ICONV' '-liconv'
672 echo '/* WANT_ICONV=0 */' >> ${h}
675 if wantfeat SOCKETS; then
676 compile_check arpa_inet_h 'for <arpa/inet.h>' \
677 '#define HAVE_ARPA_INET_H' << \!
679 #include <sys/types.h>
680 #include <sys/socket.h>
682 #include <netinet/in.h>
683 #include <arpa/inet.h>
686 ${cat} > ${tmp2}.c << \!
688 #include <sys/types.h>
689 #include <sys/socket.h>
691 #include <netinet/in.h>
692 #ifdef HAVE_ARPA_INET_H
693 #include <arpa/inet.h>
699 socket(AF_INET, SOCK_STREAM, 0);
701 gethostbyname("foo
");
706 < ${tmp2}.c link_check sockets 'for sockets in libc' \
707 '#define HAVE_SOCKETS' ||
708 < ${tmp2}.c link_check sockets 'for sockets in libnsl' \
709 '#define HAVE_SOCKETS' '-lnsl' ||
710 < ${tmp2}.c link_check sockets \
711 'for sockets in libsocket and libnsl' \
712 '#define HAVE_SOCKETS' '-lsocket -lnsl' ||
715 # XXX Shouldn't it be a hard error if there is no socket support, then?
718 echo '/* WANT_SOCKETS=0 */' >> ${h}
719 fi # wantfeat SOCKETS
722 link_check setsockopt 'for setsockopt()' '#define HAVE_SETSOCKOPT' << \!
723 #include <sys/socket.h>
728 setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, NULL, 0);
733 wantfeat SOCKETS && [ -n "${have_setsockopt}" ] &&
734 link_check so_sndtimeo 'for SO_SNDTIMEO' '#define HAVE_SO_SNDTIMEO' << \!
735 #include <sys/socket.h>
743 setsockopt(sockfd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
744 setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv);
749 wantfeat SOCKETS && [ -n "${have_setsockopt}" ] &&
750 link_check so_linger 'for SO_LINGER' '#define HAVE_SO_LINGER' << \!
751 #include <sys/socket.h>
759 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, &li, sizeof li);
764 if wantfeat IPV6; then
765 link_check ipv6 'for IPv6 functionality' '#define HAVE_IPV6' << \!
767 #include <sys/types.h>
768 #include <sys/socket.h>
770 #include <netinet/in.h>
771 #ifdef HAVE_ARPA_INET_H
772 #include <arpa/inet.h>
777 struct addrinfo a, *ap;
778 getaddrinfo("foo
", "0", &a, &ap);
783 echo '/* WANT_IPV6=0 */' >> ${h}
786 if wantfeat IMAP; then
787 echo '#define HAVE_IMAP' >> ${h}
789 echo '/* WANT_IMAP=0 */' >> ${h}
792 if wantfeat POP3; then
793 echo '#define HAVE_POP3' >> ${h}
795 echo '/* WANT_POP3=0 */' >> ${h}
798 if wantfeat SMTP; then
799 echo '#define HAVE_SMTP' >> ${h}
801 echo '/* WANT_SMTP=0 */' >> ${h}
804 if wantfeat SSL; then
805 link_check openssl 'for sufficiently recent OpenSSL' \
807 #define HAVE_OPENSSL' '-lssl -lcrypto' << \!
808 #include <openssl/ssl.h>
809 #include <openssl/err.h>
810 #include <openssl/x509v3.h>
811 #include <openssl/x509.h>
812 #include <openssl/rand.h>
814 #if defined OPENSSL_NO_SSL2 && defined OPENSSL_NO_SSL3 &&\
815 defined OPENSSL_NO_TLS1
816 # error We need one of (SSLv2 and) SSLv3 and TLS1.
821 SSLv23_client_method();
822 #ifndef OPENSSL_NO_SSL3
823 SSLv3_client_method();
825 #ifndef OPENSSL_NO_TLS1
826 TLSv1_client_method();
827 # ifdef TLS1_1_VERSION
828 TLSv1_1_client_method();
830 # ifdef TLS1_2_VERSION
831 TLSv1_2_client_method();
834 PEM_read_PrivateKey(0, 0, 0, 0);
839 if [ "${have_openssl}" = 'yes' ]; then
840 compile_check stack_of 'for OpenSSL STACK_OF()' \
841 '#define HAVE_STACK_OF' << \!
842 #include <openssl/ssl.h>
843 #include <openssl/err.h>
844 #include <openssl/x509v3.h>
845 #include <openssl/x509.h>
846 #include <openssl/rand.h>
850 STACK_OF(GENERAL_NAME) *gens = NULL;
851 printf("%p
", gens); /* to make it used */
856 if wantfeat MD5; then
857 run_check openssl_md5 'for MD5 digest in OpenSSL' \
858 '#define HAVE_OPENSSL_MD5' << \!
860 #include <openssl/md5.h>
864 char const dat[] = "abrakadabrafidibus
";
865 char dig[16], hex[16 * 2];
869 memset(dig, 0, sizeof(dig));
870 memset(hex, 0, sizeof(hex));
872 MD5_Update(&ctx, dat, sizeof(dat) - 1);
873 MD5_Final(dig, &ctx);
875 #define hexchar(n) ((n) > 9 ? (n) - 10 + 'a' : (n) + '0')
876 for (i = 0; i < sizeof(hex) / 2; i++) {
878 hex[j] = hexchar((dig[i] & 0xf0) >> 4);
879 hex[++j] = hexchar(dig[i] & 0x0f);
881 return !!memcmp("6d7d0a3d949da2e96f2aa010f65d8326
", hex, sizeof(hex));
887 echo '/* WANT_SSL=0 */' >> ${h}
890 if wantfeat GSSAPI; then
891 ${cat} > ${tmp2}.c << \!
892 #include <gssapi/gssapi.h>
896 gss_import_name(0, 0, GSS_C_NT_HOSTBASED_SERVICE, 0);
897 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
901 ${sed} -e '1s/gssapi\///' < ${tmp2}.c > ${tmp3}.c
903 if command -v krb5-config >/dev/null 2>&1; then
904 i=`command -v krb5-config`
905 GSS_LIBS="`CFLAGS= ${i} --libs gssapi`"
906 GSS_INCS="`CFLAGS= ${i} --cflags`"
907 i='for GSS-API via krb5-config(1)'
911 i='for GSS-API in gssapi/gssapi.h, libgssapi'
913 < ${tmp2}.c link_check gss \
914 "${i}" '#define HAVE_GSSAPI' "${GSS_LIBS}" "${GSS_INCS}" ||\
915 < ${tmp3}.c link_check gss \
916 'for GSS-API in gssapi.h, libgssapi' \
918 #define GSSAPI_REG_INCLUDE' \
920 < ${tmp2}.c link_check gss 'for GSS-API in libgssapi_krb5' \
921 '#define HAVE_GSSAPI' \
923 < ${tmp3}.c link_check gss \
924 'for GSS-API in libgssapi, OpenBSD-style (pre 5.3)' \
926 #define GSS_REG_INCLUDE' \
927 '-lgssapi -lkrb5 -lcrypto' \
928 '-I/usr/include/kerberosV' ||\
929 < ${tmp2}.c link_check gss 'for GSS-API in libgss' \
930 '#define HAVE_GSSAPI' \
932 link_check gss 'for GSS-API in libgssapi_krb5, old-style' \
934 #define GSSAPI_OLD_STYLE' \
935 '-lgssapi_krb5' << \!
936 #include <gssapi/gssapi.h>
937 #include <gssapi/gssapi_generic.h>
941 gss_import_name(0, 0, gss_nt_service_name, 0);
942 gss_init_sec_context(0,0,0,0,0,0,0,0,0,0,0,0,0);
947 echo '/* WANT_GSSAPI=0 */' >> ${h}
950 if wantfeat IDNA; then
951 link_check idna 'for GNU Libidn' '#define HAVE_IDNA' '-lidn' << \!
953 #include <idn-free.h>
954 #include <stringprep.h>
957 char *utf8, *idna_ascii, *idna_utf8;
958 utf8 = stringprep_locale_to_utf8("does.this.work
");
959 if (idna_to_ascii_8z(utf8, &idna_ascii, IDNA_USE_STD3_ASCII_RULES)
962 idn_free(idna_ascii);
963 /* (Rather link check only here) */
964 idna_utf8 = stringprep_convert(idna_ascii, "UTF-8
", "de_DE
");
969 echo '/* WANT_IDNA=0 */' >> ${h}
972 if wantfeat REGEX; then
973 link_check regex 'for regular expressions' '#define HAVE_REGEX' << \!
980 if (regcomp(&re, ".
*bsd
", REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
982 status = regexec(&re, "plan9
", 0,NULL, 0);
984 return !(status == REG_NOMATCH);
988 echo '/* WANT_REGEX=0 */' >> ${h}
991 if wantfeat READLINE; then
993 link_check readline "for readline
(3) (${1})" \
994 '#define HAVE_READLINE' "${1}" << \!
996 #include <readline/history.h>
997 #include <readline/readline.h>
1006 stifle_history(242);
1007 rl = readline("Enter a line
:");
1011 rl_extend_line_buffer(10);
1012 rl_point = rl_end = 10;
1013 rl_pre_input_hook = (rl_hook_func_t*)NULL;
1014 rl_forced_update_display();
1016 hs = history_get_history_state();
1018 he = history_list();
1021 rl_free_line_state();
1022 rl_cleanup_after_signal();
1023 rl_reset_after_signal();
1029 __edrdlib -lreadline ||
1030 __edrdlib '-lreadline -ltermcap'
1031 [ -n "${have_readline}" ] && WANT_TABEXPAND=1
1034 if wantfeat EDITLINE && [ -z "${have_readline}" ]; then
1036 link_check editline "for editline
(3) (${1})" \
1037 '#define HAVE_EDITLINE' "${1}" << \!
1038 #include <histedit.h>
1039 static char * getprompt(void) { return (char*)"ok
"; }
1042 EditLine *el_el = el_init("TEST
", stdin, stdout, stderr);
1044 History *el_hcom = history_init();
1045 history(el_hcom, &he, H_SETSIZE, 242);
1046 el_set(el_el, EL_SIGNAL, 0);
1047 el_set(el_el, EL_TERMINAL, NULL);
1048 el_set(el_el, EL_HIST, &history, el_hcom);
1049 el_set(el_el, EL_EDITOR, "emacs
");
1050 el_set(el_el, EL_PROMPT, &getprompt);
1051 el_source(el_el, NULL);
1052 history(el_hcom, &he, H_GETSIZE);
1053 history(el_hcom, &he, H_CLEAR);
1055 /* TODO add loader and addfn checks */
1056 history_end(el_hcom);
1063 __edlib '-ledit -ltermcap'
1064 [ -n "${have_editline}" ] && WANT_TABEXPAND=0
1067 if wantfeat NCL && [ -z "${have_editline}" ] && [ -z "${have_readline}" ] &&\
1068 [ -n "${have_c90amend1}" ]; then
1070 echo '#define HAVE_NCL' >> ${h}
1072 echo '/* WANT_{READLINE,EDITLINE,NCL}=0 */' >> ${h}
1075 # Generic have-a-command-line-editor switch for those who need it below
1076 if [ -n "${have_ncl}" ] || [ -n "${have_editline}" ] ||\
1077 [ -n "${have_readline}" ]; then
1081 if [ -n "${have_cle}" ] && wantfeat TABEXPAND; then
1082 echo '#define HAVE_TABEXPAND' >> ${h}
1084 echo '/* WANT_TABEXPAND=0 */' >> ${h}
1087 if [ -n "${have_cle}" ] && wantfeat HISTORY; then
1088 echo '#define HAVE_HISTORY' >> ${h}
1090 echo '/* WANT_HISTORY=0 */' >> ${h}
1093 if wantfeat SPAM; then
1094 echo '#define HAVE_SPAM' >> ${h}
1095 if command -v spamc >/dev/null 2>&1; then
1096 echo "#define SPAMC_PATH \"`command -v spamc`\"" >> ${h}
1099 echo '/* WANT_SPAM=0 */' >> ${h}
1102 if wantfeat DOCSTRINGS
; then
1103 echo '#define HAVE_DOCSTRINGS' >> ${h}
1105 echo '/* WANT_DOCSTRINGS=0 */' >> ${h}
1108 if wantfeat QUOTE_FOLD
&&\
1109 [ -n "${have_c90amend1}" ] && [ -n "${have_wcwidth}" ]; then
1110 echo '#define HAVE_QUOTE_FOLD' >> ${h}
1112 echo '/* WANT_QUOTE_FOLD=0 */' >> ${h}
1115 if wantfeat COLOUR
; then
1116 echo '#define HAVE_COLOUR' >> ${h}
1118 echo '/* WANT_COLOUR=0 */' >> ${h}
1121 if wantfeat IMAP_SEARCH
; then
1122 echo '#define HAVE_IMAP_SEARCH' >> ${h}
1124 echo '/* WANT_IMAP_SEARCH=0 */' >> ${h}
1127 if wantfeat MD5
; then
1128 echo '#define HAVE_MD5' >> ${h}
1130 echo '/* WANT_MD5=0 */' >> ${h}
1135 # Since we cat(1) the content of those to cc/"ld", convert them to single line
1137 < "${1}" > "${2}" ${awk} \
1138 'BEGIN {ORS = " "} /^[^#]/ {print} {next} END {ORS = ""; print "\n"}'
1141 squeeze_em ${inc} ${tmp}
1143 squeeze_em ${lib} ${tmp}
1148 printf '#ifndef _CONFIG_H\n# define _CONFIG_H\n' > ${h}
1149 ${cat} ${tmp} >> ${h}
1151 printf '\n/* The "feature string
", for "simplicity
" and lex.c */\n' >> ${h}
1152 printf '#ifdef _MAIN_SOURCE\n' >> ${h}
1153 printf '# ifdef HAVE_AMALGAMATION\nstatic\n# endif\n' >> ${h}
1154 printf 'char const features[] = "MIME
"\n' >> ${h}
1155 printf '# ifdef HAVE_DOCSTRINGS\n ",DOCSTRINGS
"\n# endif\n' >> ${h}
1156 printf '# ifdef HAVE_ICONV\n ",ICONV
"\n# endif\n' >> ${h}
1157 printf '# ifdef HAVE_SETLOCALE\n ",LOCALES
"\n# endif\n' >> ${h}
1158 printf '# ifdef HAVE_C90AMEND1\n ",MULTIBYTE CHARSETS
"\n# endif\n' >> ${h}
1159 printf '# ifdef HAVE_NL_LANGINFO\n ",TERMINAL CHARSET
"\n# endif\n' >> ${h}
1160 printf '# ifdef HAVE_SOCKETS\n ",NETWORK
"\n# endif\n' >> ${h}
1161 printf '# ifdef HAVE_IPV6\n ",IPv6
"\n# endif\n' >> ${h}
1162 printf '# ifdef HAVE_SSL\n ",S
/MIME
,SSL
/TLS
"\n# endif\n' >> ${h}
1163 printf '# ifdef HAVE_IMAP\n ",IMAP
"\n# endif\n' >> ${h}
1164 printf '# ifdef HAVE_GSSAPI\n ",GSS-API
"\n# endif\n' >> ${h}
1165 printf '# ifdef HAVE_POP3\n ",POP3
"\n# endif\n' >> ${h}
1166 printf '# ifdef HAVE_SMTP\n ",SMTP
"\n# endif\n' >> ${h}
1167 printf '# ifdef HAVE_SPAM\n ",SPAM
"\n# endif\n' >> ${h}
1168 printf '# ifdef HAVE_IDNA\n ",IDNA
"\n# endif\n' >> ${h}
1169 printf '# ifdef HAVE_IMAP_SEARCH\n ",IMAP-searches
"\n# endif\n' >> ${h}
1170 printf '# ifdef HAVE_REGEX\n ",REGEX
"\n# endif\n' >> ${h}
1171 printf '# ifdef HAVE_READLINE\n ",READLINE
"\n# endif\n' >> ${h}
1172 printf '# ifdef HAVE_EDITLINE\n ",EDITLINE
"\n# endif\n' >> ${h}
1173 printf '# ifdef HAVE_NCL\n ",NCL
"\n# endif\n' >> ${h}
1174 printf '# ifdef HAVE_TABEXPAND\n ",TABEXPAND
"\n# endif\n' >> ${h}
1175 printf '# ifdef HAVE_HISTORY\n ",HISTORY MANAGEMENT
"\n# endif\n' >> ${h}
1176 printf '# ifdef HAVE_QUOTE_FOLD\n ",QUOTE-FOLD
"\n# endif\n' >> ${h}
1177 printf '# ifdef HAVE_COLOUR\n ",COLOUR
"\n# endif\n' >> ${h}
1178 printf '# ifdef HAVE_DEBUG\n ",DEBUG
"\n# endif\n' >> ${h}
1179 printf ';\n#endif /* _MAIN_SOURCE */\n' >> ${h}
1181 printf '#endif /* _CONFIG_H */\n' >> ${h}
1184 # Create the real mk.mk
1185 ${rm} -rf ${tmp0}.* ${tmp0}*
1186 printf 'OBJ_SRC = ' >> ${mk}
1187 if nwantfeat AMALGAMATION; then
1189 echo 'OBJ_DEP =' >> ${mk}
1191 j=`echo "${src}" | sed 's/^.\///'`
1192 echo "${j}" >> ${mk}
1193 printf 'OBJ_DEP = main.c ' >> ${mk}
1194 printf '#define _MAIN_SOURCE\n' >> ${src}
1195 printf '#include "nail.h
"\n#include "main.c
"\n' >> ${src}
1197 if [ "${i}" = "${j}" ] || [ "${i}" = main.c ]; then
1200 printf "${i} " >> ${mk}
1201 printf "#include \"${i}\"\n" >> ${src}
1206 echo "LIBS = `${cat} ${lib}`" >> ${mk}
1207 echo "INCLUDES
= `${cat} ${inc}`" >> ${mk}
1209 ${cat} ./mk-mk.in >> ${mk}
1213 ${cat} > ${tmp2}.c << \!
1215 #ifdef HAVE_NL_LANGINFO
1216 # include <langinfo.h>
1219 :The following optional features are enabled:
1221 : + Character set conversion using iconv()
1223 #ifdef HAVE_SETLOCALE
1224 : + Locale support: Printable characters depend on the environment
1225 # ifdef HAVE_C90AMEND1
1226 : + Multibyte character support
1228 # ifdef HAVE_NL_LANGINFO
1229 : + Automatic detection of terminal character set
1236 : + Support for Internet Protocol v6 (IPv6)
1239 # ifdef HAVE_OPENSSL
1240 : + S/MIME and SSL/TLS using OpenSSL
1247 : + GSS-API authentication
1256 : + Interaction with spam filters
1259 : + IDNA (internationalized domain names for applications) support
1261 #ifdef HAVE_IMAP_SEARCH
1262 : + IMAP-style search expressions
1265 : + Regular expression searches
1267 #if defined HAVE_READLINE || defined HAVE_EDITLINE || defined HAVE_NCL
1268 : + Command line editing
1269 # ifdef HAVE_TABEXPAND
1270 : + + Tabulator expansion
1272 # ifdef HAVE_HISTORY
1273 : + + History management
1276 #ifdef HAVE_QUOTE_FOLD
1277 : + Extended *quote-fold*ing
1280 : + Coloured message display (simple)
1283 :The following optional features are disabled:
1285 : - Character set conversion using iconv()
1287 #ifndef HAVE_SETLOCALE
1288 : - Locale support: Only ASCII characters are recognized
1290 # ifndef HAVE_C90AMEND1
1291 : - Multibyte character support
1293 # ifndef HAVE_NL_LANGINFO
1294 : - Automatic detection of terminal character set
1296 #ifndef HAVE_SOCKETS
1300 : - Support for Internet Protocol v6 (IPv6)
1302 #if !defined HAVE_SSL
1303 : - SSL/TLS (network transport authentication and encryption)
1309 : - GSS-API authentication
1318 : - Interaction with spam filters
1321 : - IDNA (internationalized domain names for applications) support
1323 #ifndef HAVE_IMAP_SEARCH
1324 : - IMAP-style search expressions
1327 : - Regular expression searches
1329 #if !defined HAVE_READLINE && !defined HAVE_EDITLINE && !defined HAVE_NCL
1330 : - Command line editing and history
1332 #ifndef HAVE_QUOTE_FOLD
1333 : - Extended *quote-fold*ing
1336 : - Coloured message display (simple)
1340 #ifndef HAVE_SNPRINTF
1341 : . The function snprintf() could not be found. mailx will be compiled to use
1342 : sprintf() instead. This might overflow buffers if input values are larger
1343 : than expected. Use the resulting binary with care or update your system
1344 : environment and start the configuration process again.
1347 : . The function fchdir() could not be found. mailx will be compiled to use
1348 : chdir() instead. This is not a problem unless the current working
1349 : directory of mailx is moved while the IMAP cache is used.
1352 : . Using a minimal builtin POSIX-like getopt()
1355 : . Debug enabled binary: not meant to be used by end-users: THANKS!
1360 ${make} -f ${makefile} ${tmp2}.x
1361 < ${tmp2}.x >&5 ${sed} -e '/^[^:]/d; /^$/d; s/^://'
1363 # vim:set fenc=utf-8:s-it-mode