configure revision 1.6 1 #!/bin/sh
2 #
3 # Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze (at] openbsd.org>
4 #
5 # Permission to use, copy, modify, and distribute this software for any
6 # purpose with or without fee is hereby granted, provided that the above
7 # copyright notice and this permission notice appear in all copies.
8 #
9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16
17 set -e
18 DIR="`dirname "$0"`"
19
20 [ -w config.log ] && mv config.log config.log.old
21 [ -w config.h ] && mv config.h config.h.old
22
23 # Output file descriptor usage:
24 # 1 (stdout): config.h, Makefile.local
25 # 2 (stderr): original stderr, usually to the console
26 # 3: config.log
27
28 exec 3> config.log
29 echo "config.log: writing..."
30
31 # --- default settings -------------------------------------------------
32 # Initialize all variables here,
33 # such that nothing can leak in from the environment.
34
35 MANPATH_DEFAULT="/usr/share/man:/usr/X11R6/man:/usr/local/man"
36 OSNAME=
37 MAKEFLAGS=
38
39 CC=`printf "all:\\n\\t@echo \\\$(CC)\\n" | make -f -`
40 CFLAGS="-g -W -Wall -Wstrict-prototypes -Wno-unused-parameter -Wwrite-strings"
41 LDADD=
42 LDFLAGS=
43 LD_OHASH=
44 LD_SQLITE3=
45 STATIC="-static"
46
47 BUILD_DB=1
48 BUILD_CGI=0
49
50 HAVE_DIRENT_NAMLEN=
51 HAVE_ERR=
52 HAVE_FTS=
53 HAVE_GETLINE=
54 HAVE_GETSUBOPT=
55 HAVE_ISBLANK=
56 HAVE_MKDTEMP=
57 HAVE_MMAP=
58 HAVE_PLEDGE=
59 HAVE_PROGNAME=
60 HAVE_REALLOCARRAY=
61 HAVE_REWB_BSD=
62 HAVE_REWB_SYSV=
63 HAVE_SANDBOX_INIT=
64 HAVE_STRCASESTR=
65 HAVE_STRINGLIST=
66 HAVE_STRLCAT=
67 HAVE_STRLCPY=
68 HAVE_STRPTIME=
69 HAVE_STRSEP=
70 HAVE_STRTONUM=
71 HAVE_VASPRINTF=
72 HAVE_WCHAR=
73
74 HAVE_SQLITE3=
75 HAVE_SQLITE3_ERRSTR=
76 HAVE_OHASH=
77 HAVE_MANPATH=
78
79 PREFIX="/usr/local"
80 BINDIR=
81 SBINDIR=
82 INCLUDEDIR=
83 LIBDIR=
84 MANDIR=
85 HOMEBREWDIR=
86
87 WWWPREFIX="/var/www"
88 HTDOCDIR=
89 CGIBINDIR=
90
91 BINM_APROPOS="apropos"
92 BINM_MAKEWHATIS="makewhatis"
93 BINM_MAN="man"
94 BINM_SOELIM="soelim"
95 BINM_WHATIS="whatis"
96 MANM_MAN="man"
97 MANM_MANCONF="man.conf"
98 MANM_MDOC="mdoc"
99 MANM_ROFF="roff"
100 MANM_EQN="eqn"
101 MANM_TBL="tbl"
102
103 INSTALL="install"
104 INSTALL_PROGRAM=
105 INSTALL_LIB=
106 INSTALL_MAN=
107 INSTALL_DATA=
108
109 # --- manual settings from configure.local -----------------------------
110
111 if [ -r ./configure.local ]; then
112 echo "configure.local: reading..." 1>&2
113 echo "configure.local: reading..." 1>&3
114 cat ./configure.local 1>&3
115 . ./configure.local
116 else
117 echo "configure.local: no (fully automatic configuration)" 1>&2
118 echo "configure.local: no (fully automatic configuration)" 1>&3
119 fi
120 echo 1>&3
121
122 # --- tests for config.h ----------------------------------------------
123
124 COMP="${CC} ${CFLAGS} -Wno-unused -Werror"
125
126 # Check whether this HAVE_ setting is manually overridden.
127 # If yes, use the override, if no, do not decide anything yet.
128 # Arguments: lower-case test name, manual value
129 ismanual() {
130 [ -z "${2}" ] && return 1
131 echo "${1}: manual (${2})" 1>&2
132 echo "${1}: manual (${2})" 1>&3
133 echo 1>&3
134 return 0
135 }
136
137 # Run a single autoconfiguration test.
138 # In case of success, enable the feature.
139 # In case of failure, do not decide anything yet.
140 # Arguments: lower-case test name, upper-case test name, additional CFLAGS
141 singletest() {
142 cat 1>&3 << __HEREDOC__
143 ${1}: testing...
144 ${COMP} ${3} -o test-${1} test-${1}.c
145 __HEREDOC__
146
147 if ${COMP} ${3} -o "test-${1}" "${DIR}/test-${1}.c" 1>&3 2>&3; then
148 echo "${1}: ${CC} succeeded" 1>&3
149 else
150 echo "${1}: ${CC} failed with $?" 1>&3
151 echo 1>&3
152 return 1
153 fi
154
155 if ./test-${1} 1>&3 2>&3; then
156 echo "${1}: yes" 1>&2
157 echo "${1}: yes" 1>&3
158 echo 1>&3
159 eval HAVE_${2}=1
160 rm "test-${1}"
161 return 0
162 else
163 echo "${1}: execution failed with $?" 1>&3
164 echo 1>&3
165 rm "test-${1}"
166 return 1
167 fi
168 }
169
170 # Run a complete autoconfiguration test, including the check for
171 # a manual override and disabling the feature on failure.
172 # Arguments: lower case name, upper case name, additional CFLAGS
173 runtest() {
174 eval _manual=\${HAVE_${2}}
175 ismanual "${1}" "${_manual}" && return 0
176 singletest "${1}" "${2}" "${3}" && return 0
177 echo "${1}: no" 1>&2
178 eval HAVE_${2}=0
179 return 1
180 }
181
182 # --- library functions ---
183 runtest dirent-namlen DIRENT_NAMLEN || true
184 runtest err ERR || true
185 runtest fts FTS || true
186 runtest getline GETLINE || true
187 runtest getsubopt GETSUBOPT || true
188 runtest isblank ISBLANK || true
189 runtest mkdtemp MKDTEMP || true
190 runtest mmap MMAP || true
191 runtest pledge PLEDGE || true
192 runtest sandbox_init SANDBOX_INIT || true
193 runtest progname PROGNAME || true
194 runtest reallocarray REALLOCARRAY || true
195 runtest rewb-bsd REWB_BSD || true
196 runtest rewb-sysv REWB_SYSV || true
197 runtest strcasestr STRCASESTR || true
198 runtest stringlist STRINGLIST || true
199 runtest strlcat STRLCAT || true
200 runtest strlcpy STRLCPY || true
201 runtest strptime STRPTIME || true
202 runtest strsep STRSEP || true
203 runtest strtonum STRTONUM || true
204 runtest vasprintf VASPRINTF || true
205 runtest wchar WCHAR || true
206
207 # --- sqlite3 ---
208 if [ ${BUILD_DB} -eq 0 ]; then
209 echo "BUILD_DB=0 (manual)" 1>&2
210 echo "BUILD_DB=0 (manual)" 1>&3
211 echo 1>&3
212 HAVE_SQLITE3=0
213 elif ismanual sqlite3 "${HAVE_SQLITE3}"; then
214 if [ -z "${LD_SQLITE3}" ]; then
215 LD_SQLITE3="-lsqlite3"
216 fi
217 elif [ -n "${LD_SQLITE3}" ]; then
218 runtest sqlite3 SQLITE3 "${LD_SQLITE3}" || true
219 elif singletest sqlite3 SQLITE3 "-lsqlite3"; then
220 LD_SQLITE3="-lsqlite3"
221 elif runtest sqlite3 SQLITE3 \
222 "-I/usr/local/include -L/usr/local/lib -lsqlite3"; then
223 LD_SQLITE3="-L/usr/local/lib -lsqlite3"
224 CFLAGS="${CFLAGS} -I/usr/local/include"
225 fi
226 if [ ${HAVE_SQLITE3} -eq 0 ]; then
227 LD_SQLITE3=
228 if [ ${BUILD_DB} -gt 0 ]; then
229 echo "BUILD_DB=0 (no sqlite3)" 1>&2
230 echo "BUILD_DB=0 (no sqlite3)" 1>&3
231 echo 1>&3
232 BUILD_DB=0
233 fi
234 fi
235
236 # --- sqlite3_errstr ---
237 if [ ${BUILD_DB} -eq 0 ]; then
238 HAVE_SQLITE3_ERRSTR=1
239 elif ismanual sqlite3_errstr "${HAVE_SQLITE3_ERRSTR}"; then
240 :
241 else
242 runtest sqlite3_errstr SQLITE3_ERRSTR "${LD_SQLITE3}" || true
243 fi
244
245 # --- ohash ---
246 if ismanual ohash "${HAVE_OHASH}"; then
247 :
248 elif [ -n "${LD_OHASH}" ]; then
249 runtest ohash OHASH "${LD_OHASH}" || true
250 elif singletest ohash OHASH; then
251 :
252 elif runtest ohash OHASH "-lutil"; then
253 LD_OHASH="-lutil"
254 fi
255 if [ "${HAVE_OHASH}" -eq 0 ]; then
256 LD_OHASH=
257 fi
258
259 # --- LDADD ---
260 LDADD="${LDADD} ${LD_SQLITE3} ${LD_OHASH} -lz"
261 echo "LDADD=\"${LDADD}\"" 1>&2
262 echo "LDADD=\"${LDADD}\"" 1>&3
263 echo 1>&3
264
265 # --- manpath ---
266 if ismanual manpath "${HAVE_MANPATH}"; then
267 :
268 elif manpath 1>&3 2>&3; then
269 echo "manpath: yes" 1>&2
270 echo "manpath: yes" 1>&3
271 echo 1>&3
272 HAVE_MANPATH=1
273 else
274 echo "manpath: no" 1>&2
275 echo "manpath: no" 1>&3
276 echo 1>&3
277 HAVE_MANPATH=0
278 fi
279
280 # --- write config.h ---
281
282 exec > config.h
283
284 cat << __HEREDOC__
285 #ifdef __cplusplus
286 #error "Do not use C++. See the INSTALL file."
287 #endif
288
289 #ifndef MANDOC_CONFIG_H
290 #define MANDOC_CONFIG_H
291
292 #ifdef HAVE_NBTOOL_CONFIG_H
293 #include "nbtool_config.h"
294 #endif
295
296 #if defined(__linux__) || defined(__MINT__)
297 #define _GNU_SOURCE /* See test-*.c what needs this. */
298 #endif
299
300 __HEREDOC__
301
302 [ ${HAVE_GETLINE} -eq 0 -o ${HAVE_REALLOCARRAY} -eq 0 -o \
303 ${HAVE_STRLCAT} -eq 0 -o ${HAVE_STRLCPY} -eq 0 ] \
304 && echo "#include <sys/types.h>"
305 [ ${HAVE_VASPRINTF} -eq 0 ] && echo "#include <stdarg.h>"
306 [ ${HAVE_GETLINE} -eq 0 ] && echo "#include <stdio.h>"
307
308 echo
309 echo "#define MAN_CONF_FILE \"/etc/${MANM_MANCONF}\""
310 echo "#define MANPATH_DEFAULT \"${MANPATH_DEFAULT}\""
311 [ -n "${OSNAME}" ] && echo "#define OSNAME \"${OSNAME}\""
312 [ -n "${HOMEBREWDIR}" ] && echo "#define HOMEBREWDIR \"${HOMEBREWDIR}\""
313
314 cat << __HEREDOC__
315 #ifndef HAVE_NBTOOL_CONFIG_H
316 #define HAVE_DIRENT_NAMLEN ${HAVE_DIRENT_NAMLEN}
317 #define HAVE_ERR ${HAVE_ERR}
318 #define HAVE_FTS ${HAVE_FTS}
319 #define HAVE_GETLINE ${HAVE_GETLINE}
320 #define HAVE_GETSUBOPT ${HAVE_GETSUBOPT}
321 #define HAVE_ISBLANK ${HAVE_ISBLANK}
322 #define HAVE_MKDTEMP ${HAVE_MKDTEMP}
323 #define HAVE_MMAP ${HAVE_MMAP}
324 #define HAVE_PLEDGE ${HAVE_PLEDGE}
325 #define HAVE_PROGNAME ${HAVE_PROGNAME}
326 #define HAVE_REALLOCARRAY ${HAVE_REALLOCARRAY}
327 #define HAVE_REWB_BSD ${HAVE_REWB_BSD}
328 #define HAVE_REWB_SYSV ${HAVE_REWB_SYSV}
329 #define HAVE_SANDBOX_INIT ${HAVE_SANDBOX_INIT}
330 #define HAVE_STRCASESTR ${HAVE_STRCASESTR}
331 #define HAVE_STRINGLIST ${HAVE_STRINGLIST}
332 #define HAVE_STRLCAT ${HAVE_STRLCAT}
333 #define HAVE_STRLCPY ${HAVE_STRLCPY}
334 #define HAVE_STRPTIME ${HAVE_STRPTIME}
335 #define HAVE_STRSEP ${HAVE_STRSEP}
336 #define HAVE_STRTONUM ${HAVE_STRTONUM}
337 #define HAVE_VASPRINTF ${HAVE_VASPRINTF}
338 #define HAVE_WCHAR ${HAVE_WCHAR}
339 #define HAVE_SQLITE3 ${HAVE_SQLITE3}
340 #define HAVE_SQLITE3_ERRSTR ${HAVE_SQLITE3_ERRSTR}
341 #define HAVE_OHASH ${HAVE_OHASH}
342 #define HAVE_MANPATH ${HAVE_MANPATH}
343 #endif
344
345 #define BINM_APROPOS "${BINM_APROPOS}"
346 #define BINM_MAKEWHATIS "${BINM_MAKEWHATIS}"
347 #define BINM_MAN "${BINM_MAN}"
348 #define BINM_SOELIM "${BINM_SOELIM}"
349 #define BINM_WHATIS "${BINM_WHATIS}"
350
351 __HEREDOC__
352
353 if [ ${HAVE_ERR} -eq 0 ]; then
354 echo "extern void err(int, const char *, ...);"
355 echo "extern void errx(int, const char *, ...);"
356 echo "extern void warn(const char *, ...);"
357 echo "extern void warnx(const char *, ...);"
358 fi
359
360 [ ${HAVE_GETLINE} -eq 0 ] && \
361 echo "extern ssize_t getline(char **, size_t *, FILE *);"
362
363 [ ${HAVE_GETSUBOPT} -eq 0 ] && \
364 echo "extern int getsubopt(char **, char * const *, char **);"
365
366 if [ ${HAVE_ISBLANK} -eq 0 ]; then
367 echo "#undef isblank"
368 echo "extern int isblank(int);"
369 fi
370
371 [ ${HAVE_MKDTEMP} -eq 0 ] && \
372 echo "extern char *mkdtemp(char *);"
373
374 if [ ${HAVE_PROGNAME} -eq 0 ]; then
375 echo "extern const char *getprogname(void);"
376 echo "extern void setprogname(const char *);"
377 fi
378
379 [ ${HAVE_REALLOCARRAY} -eq 0 ] && \
380 echo "extern void *reallocarray(void *, size_t, size_t);"
381
382 [ ${BUILD_DB} -gt 0 -a ${HAVE_SQLITE3_ERRSTR} -eq 0 ] &&
383 echo "extern const char *sqlite3_errstr(int);"
384
385 [ ${HAVE_STRCASESTR} -eq 0 ] && \
386 echo "extern char *strcasestr(const char *, const char *);"
387
388 [ ${HAVE_STRLCAT} -eq 0 ] && \
389 echo "extern size_t strlcat(char *, const char *, size_t);"
390
391 [ ${HAVE_STRLCPY} -eq 0 ] && \
392 echo "extern size_t strlcpy(char *, const char *, size_t);"
393
394 [ ${HAVE_STRSEP} -eq 0 ] && \
395 echo "#undef strsep"
396 echo "extern char *strsep(char **, const char *);"
397
398 [ ${HAVE_STRTONUM} -eq 0 ] && \
399 echo "extern long long strtonum(const char *, long long, long long, const char **);"
400
401 [ ${HAVE_VASPRINTF} -eq 0 ] && \
402 echo "extern int vasprintf(char **, const char *, va_list);"
403
404 echo
405 echo "#endif /* MANDOC_CONFIG_H */"
406
407 echo "config.h: written" 1>&2
408 echo "config.h: written" 1>&3
409
410 # --- tests for Makefile.local -----------------------------------------
411
412 exec > Makefile.local
413
414 [ -z "${BINDIR}" ] && BINDIR="${PREFIX}/bin"
415 [ -z "${SBINDIR}" ] && SBINDIR="${PREFIX}/sbin"
416 [ -z "${INCLUDEDIR}" ] && INCLUDEDIR="${PREFIX}/include/mandoc"
417 [ -z "${LIBDIR}" ] && LIBDIR="${PREFIX}/lib/mandoc"
418 [ -z "${MANDIR}" ] && MANDIR="${PREFIX}/man"
419
420 [ -z "${HTDOCDIR}" ] && HTDOCDIR="${WWWPREFIX}/htdocs"
421 [ -z "${CGIBINDIR}" ] && CGIBINDIR="${WWWPREFIX}/cgi-bin"
422
423 [ -z "${INSTALL_PROGRAM}" ] && INSTALL_PROGRAM="${INSTALL} -m 0555"
424 [ -z "${INSTALL_LIB}" ] && INSTALL_LIB="${INSTALL} -m 0444"
425 [ -z "${INSTALL_MAN}" ] && INSTALL_MAN="${INSTALL} -m 0444"
426 [ -z "${INSTALL_DATA}" ] && INSTALL_DATA="${INSTALL} -m 0444"
427
428 if [ ${BUILD_DB} -eq 0 -a ${BUILD_CGI} -gt 0 ]; then
429 echo "BUILD_CGI=0 (no BUILD_DB)" 1>&2
430 echo "BUILD_CGI=0 (no BUILD_DB)" 1>&3
431 BUILD_CGI=0
432 fi
433
434 BUILD_TARGETS="base-build"
435 [ ${BUILD_CGI} -gt 0 ] && BUILD_TARGETS="${BUILD_TARGETS} cgi-build"
436 INSTALL_TARGETS="base-install"
437 [ ${BUILD_DB} -gt 0 ] && INSTALL_TARGETS="${INSTALL_TARGETS} db-install"
438 [ ${BUILD_CGI} -gt 0 ] && INSTALL_TARGETS="${INSTALL_TARGETS} cgi-install"
439
440 cat << __HEREDOC__
441 BUILD_TARGETS = ${BUILD_TARGETS}
442 INSTALL_TARGETS = ${INSTALL_TARGETS}
443 CC = ${CC}
444 CFLAGS = ${CFLAGS}
445 LDADD = ${LDADD}
446 LDFLAGS = ${LDFLAGS}
447 STATIC = ${STATIC}
448 PREFIX = ${PREFIX}
449 BINDIR = ${BINDIR}
450 SBINDIR = ${SBINDIR}
451 INCLUDEDIR = ${INCLUDEDIR}
452 LIBDIR = ${LIBDIR}
453 MANDIR = ${MANDIR}
454 WWWPREFIX = ${WWWPREFIX}
455 HTDOCDIR = ${HTDOCDIR}
456 CGIBINDIR = ${CGIBINDIR}
457 BINM_APROPOS = ${BINM_APROPOS}
458 BINM_MAKEWHATIS = ${BINM_MAKEWHATIS}
459 BINM_MAN = ${BINM_MAN}
460 BINM_SOELIM = ${BINM_SOELIM}
461 BINM_WHATIS = ${BINM_WHATIS}
462 MANM_MAN = ${MANM_MAN}
463 MANM_MANCONF = ${MANM_MANCONF}
464 MANM_MDOC = ${MANM_MDOC}
465 MANM_ROFF = ${MANM_ROFF}
466 MANM_EQN = ${MANM_EQN}
467 MANM_TBL = ${MANM_TBL}
468 INSTALL = ${INSTALL}
469 INSTALL_PROGRAM = ${INSTALL_PROGRAM}
470 INSTALL_LIB = ${INSTALL_LIB}
471 INSTALL_MAN = ${INSTALL_MAN}
472 INSTALL_DATA = ${INSTALL_DATA}
473 __HEREDOC__
474
475 [ ${BUILD_DB} -gt 0 ] && \
476 echo "MAIN_OBJS = \$(BASE_OBJS) \$(DB_OBJS)"
477
478 echo "Makefile.local: written" 1>&2
479 echo "Makefile.local: written" 1>&3
480
481 exit 0
482