contrib/mdocml/configure

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