3 # Copyright (c) 2021, 2022 Omar Polo <op@omarpolo.com>
4 # Copyright (c) 2011, 2013-2022 Ingo Schwarze <schwarze@openbsd.org>
5 # Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
7 # Permission to use, copy, modify, and distribute this software for any
8 # purpose with or without fee is hereby granted, provided that the above
9 # copyright notice and this permission notice appear in all copies.
11 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 [ -w config.log ] && mv config.log config.log.old
22 [ -w config.h ] && mv config.h config.h.old
24 # Output file descriptor usage:
25 # 1 (stdout): config.h, Makefile.local
26 # 2 (stderr): original stderr, usually to the console
30 echo "file config.log: writing..."
33 # default settings: initialize all vars here such that nothing is
34 # leaked from the environment except for CC, CFLAGS and LDFLAGS
38 CC=`printf "all:\\n\\t@echo \\\$(CC)\\n" | make ${MAKE_FLAGS} -sf -`
40 if [ -z "${CFLAGS}" ]; then
41 CFLAGS=`printf "all:\\n\\t@echo \\\$(CFLAGS)\\n" | make ${MAKE_FLAGS} -sf -`
44 CFLAGS="${CFLAGS} -W -Wall -Wextra -Wmissing-prototypes -Wstrict-prototypes"
45 CFLAGS="${CFLAGS} -Wwrite-strings -Wpointer-sign -Wno-unused-parameter"
46 CFLAGS="${CFLAGS} -Wno-missing-field-initializers"
48 if [ -z "${LDFLAGS}" ]; then
49 LDFLAGS=`printf "all:\\n\\t@echo \\\$(LDFLAGS)\\n" | make ${MAKE_FLAGS} -sf -`
50 LDFLAGS="-ltls -levent -lcrypto"
70 if pkg-config "$1"; then
71 CFLAGS="${CFLAGS} $(pkg-config --cflags "$1")"
72 LDFLAGS="${LDFLAGS} $(pkg-config --libs "$1")"
76 # try to auto detect CFLAGS and LDFLAGS
77 if command -v pkg-config >/dev/null; then
83 # use libevent and imsg in base
86 add_library "libevent"
92 *BSD|DragonFly|Darwin)
95 add_library "libbsd-ctor libbsd-overlay"
100 # auto detect yacc/bison
101 command -v ${YACC} >/dev/null || {
102 echo "${YACC} not found: trying bison" 1>&2
103 echo "${YACC} not found: trying bison" 1>&3
105 command -v ${YACC} >/dev/null || {
106 echo "${YACC} not found: giving up" 1>&2
107 echo "${YACC} not found: giving up" 1>&3
112 # allow certain variables to be overridden on the command line
114 for keyvals in "$@"; do
115 if [ "$keyvals" = "--disable-sandbox" ]; then
120 if [ "$keyvals" = "--enable-sandbox" ]; then
125 key=`echo $keyvals | cut -s -d '=' -f1`
126 if [ -z "$key" ]; then
127 echo "$0: invalid key-value: $keyvals" 1>&2
130 val=`echo $keyvals | cut -d '=' -f 2-`
132 BINDIR) BINDIR="$val" ;;
134 CFLAGS) CFLAGS="$val" ;;
135 DESTDIR) DESTDIR="$val" ;;
136 LDFLAGS) LDFLAGS="$val" ;;
137 MANDIR) MANDIR="$val" ;;
138 PREFIX) PREFIX="$val" ;;
140 --prefix) PREFIX="$val" ;;
142 echo "$0: invalid key: $key" 1>&2
148 # Allow configure.local to override all variables, default settings,
149 # command-line arguments, and tested features, above.
151 if [ -r ./configure.local ]; then
152 echo "configure.local: reading..." 1>&2
153 echo "configure.local: reading..." 1>&3
154 cat ./configure.local 1>&3
157 echo "configure.local: no (fully automatic configuration)" 1>&2
158 echo "configure.local: no (fully automatic configuration)" 1>&3
164 # Check whether this HAVE_ setting is manually overridden.
165 # If yes, use the override, if no, do not decide anything yet.
166 # Arguments: test file name, test var name, manual value
168 [ -z "${3}" ] && return 1
169 echo "tested ${1}: HAVE_${2}=${3} (manual)" 1>&2
170 echo "tested ${1}: HAVE_${2}=${3} (manual)" 1>&3
175 # Run a single autoconfiguration test.
176 # In case of success, enable the feature.
177 # In case of failure, do not decide anything yet.
178 # Arguments: test file name, test var name, additional CFLAGS
181 cat 1>&3 << __HEREDOC__
183 ${COMP} -o have/${1} have/${1}.c ${3} ${LDFLAGS}
186 if ${COMP} -o "have/${1}" "have/${1}.c" ${3} ${LDFLAGS} 1>&3 2>&3
188 echo "tested ${n}: yes" 1>&2
189 echo "tested ${n}: yes" 1>&3
192 [ "${3}" = "-D_GNU_SOURCE" ] && NEED_GNU_SOURCE=1
193 [ "${3}" = "-D_OPENBSD_SOURCE" ] && NEED_OPENBSD_SOURCE=1
194 [ "${3}" = "-lutil" ] && LD_IMSG="-lutil"
198 echo "tested ${n}: no (compilation failed)" 1>&2
199 echo "result of ${n}: ${CC} failed with exit status $?" 1>&3
200 echo "result of compiling ${n}: no" 1>&3
206 # Run a complete autoconfiguration test, including the check for
207 # a manual override and disabling the feature on failure.
208 # Arguments: test file name, test var name, additional CFLAGS
209 # The final argument can optionally be repeated a second time.
211 eval _manual=\${HAVE_${2}}
212 ismanual "${1}" "${2}" "${_manual}" && return 0
213 singletest "${1}" "${2}" "${3}" && return 0
214 [ -n "${4}" ] && singletest "${1}" "${2}" "${4}" && return 0
222 COMP="${CC} ${CFLAGS} -Wno-unused -Werror"
224 echo "selected CFLAGS=\"${CFLAGS}\"" 1>&2
225 echo "selected CFLAGS=\"${CFLAGS}\"" 1>&3
228 if [ -n "${STATIC}" ]; then
229 echo "selected STATIC=\"${STATIC}\" (manual)" 1>&2
230 echo "selected STATIC=\"${STATIC}\" (manual)" 1>&3
233 runtest noop STATIC -static || true
234 [ ${HAVE_STATIC} -eq 0 ] || STATIC="-static"
235 echo "selected STATIC=\"${STATIC}\"" 1>&2
236 echo "selected STATIC=\"${STATIC}\"" 1>&3
243 if runtest noop MMD -MMD; then
244 CFLAGS="${CFLAGS} -MMD"
247 if ! runtest wait_any WAIT_ANY; then
248 CFLAGS="${CFLAGS} -DWAIT_ANY=-1"
251 runtest err ERR || true
252 runtest explicit_bzero EXPLICIT_BZERO || true
253 runtest freezero FREEZERO || true
254 runtest getdtablecount GETDTABLECOUNT || true
255 runtest getdtablesize GETDTABLESIZE || true
256 runtest getprogname GETPROGNAME || true
257 runtest imsg IMSG -lutil || true
258 runtest libevent LIBEVENT || true
259 runtest libevent2 LIBEVENT2 || true
260 runtest libtls LIBTLS || true
261 runtest memmem MEMMEM "" -D_GNU_SOURCE || true
262 runtest openssl OPENSSL || true
263 runtest pr_set_name PR_SET_NAME || true
264 runtest program_invocation_short_name PROGRAM_INVOCATION_SHORT_NAME "" -D_GNU_SOURCE || true
265 runtest queue_h QUEUE_H || true
266 runtest reallocarray REALLOCARRAY || true
267 runtest recallocarray RECALLOCARRAY || true
268 runtest setproctitle SETPROCTITLE || true
269 runtest setresgid SETRESGID "" -D_GNU_SOURCE || true
270 runtest setresuid SETRESUID "" -D_GNU_SOURCE || true
271 runtest strlcat STRLCAT || true
272 runtest strlcpy STRLCPY || true
273 runtest strtonum STRTONUM || true
274 runtest tree_h TREE_H || true
275 runtest vasprintf VASPRINTF "" -D_GNU_SOURCE || true
277 if [ ${HAVE_LIBTLS} -eq 0 ]; then
278 echo "FATAL: libtls not found" 1>&2
279 echo "FATAL: libtls not found" 1>&3
283 if [ ${HAVE_OPENSSL} -eq 0 ]; then
284 echo "FATAL: openssl not found" 1>&2
285 echo "FATAL: openssl not found" 1>&3
289 if [ ${HAVE_LIBEVENT} -eq 0 ]; then
290 echo "FATAL: libevent not found" 1>&2
291 echo "FATAL: libevent not found" 1>&3
295 if [ ${HAVE_QUEUE_H} -eq 0 -o ${HAVE_IMSG} -eq 0 -o ${HAVE_TREE_H} -eq 0 ]; then
296 CFLAGS="${CFLAGS} -I ${PWD}/compat"
306 #error "Do not use C++."
310 [ ${NEED_GNU_SOURCE} -eq 0 ] || echo "#define _GNU_SOURCE"
311 [ ${NEED_OPENBSD_SOURCE} -eq 0 ] || echo "#define _OPENBSD_SOURCE"
313 [ ${HAVE_STRLCAT} -eq 0 -o ${HAVE_STRLCPY} -eq 0 -o ${HAVE_IMSG} -eq 0 ] \
314 && echo "#include <sys/types.h>"
315 [ ${HAVE_VASPRINTF} -eq 0 ] && echo "#include <stdarg.h>"
317 if [ ${HAVE_QUEUE_H} -eq 1 ]; then
318 echo "#include <sys/queue.h>"
320 echo "#include <queue.h>"
323 if [ ${HAVE_TREE_H} -eq 1 ]; then
324 echo "#include <sys/tree.h>"
326 echo "#include <tree.h>"
329 echo "#include <sys/types.h>"
330 echo "#include <sys/uio.h>"
331 echo "#include <stdint.h>"
332 echo "#include <imsg.h>"
333 echo "#include <limits.h>"
337 #define VERSION "${VERSION}"
338 #define DISABLE_SANDBOX ${DISABLE_SANDBOX}
340 #define HAVE_ERR ${HAVE_ERR}
341 #define HAVE_EXPLICIT_BZERO ${HAVE_EXPLICIT_BZERO}
342 #define HAVE_FREEZERO ${HAVE_FREEZERO}
343 #define HAVE_GETDTABLECOUNT ${HAVE_GETDTABLECOUNT}
344 #define HAVE_GETDTABLESIZE ${HAVE_GETDTABLESIZE}
345 #define HAVE_GETPROGNAME ${HAVE_GETPROGNAME}
346 #define HAVE_IMSG ${HAVE_IMSG}
347 #define HAVE_LIBEVENT ${HAVE_LIBEVENT}
348 #define HAVE_LIBEVENT2 ${HAVE_LIBEVENT2}
349 #define HAVE_PROGRAM_INVOCATION_SHORT_NAME ${HAVE_PROGRAM_INVOCATION_SHORT_NAME}
350 #define HAVE_PR_SET_NAME ${HAVE_PR_SET_NAME}
351 #define HAVE_QUEUE_H ${HAVE_QUEUE_H}
352 #define HAVE_REALLOCARRAY ${HAVE_REALLOCARRAY}
353 #define HAVE_RECALLOCARRAY ${HAVE_RECALLOCARRAY}
354 #define HAVE_SETPROCTITLE ${HAVE_SETPROCTITLE}
355 #define HAVE_SETRESGID ${HAVE_SETRESGID}
356 #define HAVE_SETRESUID ${HAVE_SETRESUID}
357 #define HAVE_STRLCAT ${HAVE_STRLCAT}
358 #define HAVE_STRLCPY ${HAVE_STRLCPY}
359 #define HAVE_STRTONUM ${HAVE_STRTONUM}
360 #define HAVE_TREE_H ${HAVE_TREE_H}
361 #define HAVE_VASPRINTF ${HAVE_VASPRINTF}
365 [ ${HAVE_EXPLICIT_BZERO} -eq 0 -o \
366 ${HAVE_FREEZERO} -eq 0 -o \
367 ${HAVE_REALLOCARRAY} -eq 0 -o \
368 ${HAVE_RECALLOCARRAY} -eq 0 -o \
369 ${HAVE_STRLCAT} -eq 0 -o \
370 ${HAVE_STRLCPY} -eq 0 -o \
371 ${HAVE_STRTONUM} -eq 0 ] && echo "#include <stddef.h>"
373 [ ${HAVE_SETRESGID} -eq 0 -o \
374 ${HAVE_SETRESUID} -eq 0 ] && echo "#include <unistd.h>"
376 if [ ${HAVE_ERR} -eq 0 ]; then
377 echo "extern void err(int, const char*, ...);"
378 echo "extern void errx(int, const char*, ...);"
379 echo "extern void warn(const char*, ...);"
380 echo "extern void warnx(const char*, ...);"
381 COBJS="${COBJS} compat/err.o"
383 echo "#include <err.h>"
385 if [ ${HAVE_EXPLICIT_BZERO} -eq 0 ]; then
386 echo "extern void explicit_bzero(void*, size_t);"
387 COBJS="${COBJS} compat/explicit_bzero.o"
389 if [ ${HAVE_FREEZERO} -eq 0 ]; then
390 echo "extern void freezero(void*, size_t);"
391 COBJS="${COBJS} compat/freezero.o"
393 if [ ${HAVE_GETDTABLECOUNT} -eq 0 ]; then
394 echo "extern int getdtablecount(void);"
395 COBJS="${COBJS} compat/getdtablecount.o"
397 if [ ${HAVE_GETDTABLESIZE} -eq 0 ]; then
398 echo "extern int getdtablesize(void);"
399 COBJS="${COBJS} compat/getdtablesize.o"
401 if [ ${HAVE_GETPROGNAME} -eq 0 ]; then
402 echo "extern const char *getprogname(void);"
403 COBJS="${COBJS} compat/getprogname.o"
405 if [ ${HAVE_IMSG} -eq 0 ]; then
406 COBJS="${COBJS} compat/imsg.o compat/imsg-buffer.o"
408 if [ ${HAVE_MEMMEM} -eq 0 ]; then
409 echo "extern void *memmem(const void *, size_t, const void *, size_t);"
410 COBJS="${COBJS} compat/memmem.o"
412 if [ ${HAVE_REALLOCARRAY} -eq 0 ]; then
413 echo "extern void *reallocarray(void*, size_t, size_t);"
414 COBJS="${COBJS} compat/reallocarray.o"
416 if [ ${HAVE_RECALLOCARRAY} -eq 0 ]; then
417 echo "extern void *recallocarray(void*, size_t, size_t, size_t);"
418 COBJS="${COBJS} compat/recallocarray.o"
420 if [ ${HAVE_SETPROCTITLE} -eq 0 ]; then
421 echo "extern void setproctitle(const char *fmt, ...);"
422 COBJS="${COBJS} compat/setproctitle.o"
424 if [ ${HAVE_SETRESGID} -eq 0 ]; then
425 echo "extern int setresgid(gid_t, gid_t, gid_t);"
426 COBJS="${COBJS} compat/setresgid.o"
428 if [ ${HAVE_SETRESUID} -eq 0 ]; then
429 echo "extern int setresuid(uid_t, uid_t, uid_t);"
430 COBJS="${COBJS} compat/setresuid.o"
432 if [ ${HAVE_STRLCAT} -eq 0 ]; then
433 echo "extern size_t strlcat(char*, const char*, size_t);"
434 COBJS="${COBJS} compat/strlcat.o"
436 if [ ${HAVE_STRLCPY} -eq 0 ]; then
437 echo "extern size_t strlcpy(char*, const char*, size_t);"
438 COBJS="${COBJS} compat/strlcpy.o"
440 if [ ${HAVE_STRTONUM} -eq 0 ]; then
441 echo "extern long long strtonum(const char*, long long, long long, const char**);"
442 COBJS="${COBJS} compat/strtonum.o"
444 if [ ${HAVE_VASPRINTF} -eq 0 ]; then
445 echo "extern int vasprintf(char**, const char*, va_list);"
446 COBJS="${COBJS} compat/vasprintf.o"
452 #define __dead __attribute__((noreturn))
455 /* Linux and OpenBSD have LOGIN_NAME_MAX, FreeBSD MAXLOGNAME. */
456 #ifndef LOGIN_NAME_MAX
457 # if defined(MAXLOGNAME)
458 # define LOGIN_NAME_MAX MAXLOGNAME
459 # elif defined(_POSIX_LOGIN_NAME_MAX)
460 # define LOGIN_NAME_MAX _POSIX_LOGIN_NAME_MAX
462 # define LOGIN_NAME_MAX 32
466 #ifndef HOST_NAME_MAX
467 # if defined(_POSIX_HOST_NAME_MAX)
468 # define HOST_NAME_MAX _POSIX_HOST_NAME_MAX
470 # define HOST_NAME_MAX 255
475 echo "file config.h: written" 1>&2
476 echo "file config.h: written" 1>&3
479 # tests for Makefile.local
481 exec > Makefile.local
483 [ -z "${BINDIR}" ] && BINDIR="${PREFIX}/bin"
484 [ -z "${MANDIR}" ] && MANDIR="${PREFIX}/man"
486 [ -z "${INSTALL_PROGRAM}" ] && INSTALL_PROGRAM="${INSTALL} -m 0555"
487 [ -z "${INSTALL_LIB}" ] && INSTALL_LIB="${INSTALL} -m 0444"
488 [ -z "${INSTALL_MAN}" ] && INSTALL_MAN="${INSTALL} -m 0444"
489 [ -z "${INSTALL_DATA}" ] && INSTALL_DATA="${INSTALL} -m 0444"
494 LDFLAGS = ${LDFLAGS} ${LD_IMSG}
500 INCLUDEDIR = ${INCLUDEDIR}
502 INSTALL_PROGRAM = ${INSTALL_PROGRAM}
503 INSTALL_LIB = ${INSTALL_LIB}
504 INSTALL_MAN = ${INSTALL_MAN}
505 INSTALL_DATA = ${INSTALL_DATA}
513 echo "file Makefile.local: written" 1>&2
514 echo "file Makefile.local: written" 1>&3