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Annotation of mandoc/configure, Revision 1.13

1.1       schwarze    1: #!/bin/sh
                      2: #
                      3: # Copyright (c) 2014 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:
1.11      schwarze   17: set -e
                     18:
                     19: [ -e config.log ] && mv config.log config.log.old
                     20: [ -e 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: VERSION="1.13.1"
                     35: echo "VERSION=\"${VERSION}\"" 1>&2
                     36: echo "VERSION=\"${VERSION}\"" 1>&3
                     37:
                     38: OSNAME=
                     39:
                     40: CC=`printf "all:\\n\\t@echo \\\$(CC)\\n" | make -f -`
                     41: CFLAGS="-g -W -Wall -Wstrict-prototypes -Wno-unused-parameter -Wwrite-strings"
                     42: DBLIB=
                     43: STATIC="-static"
                     44:
                     45: BUILD_DB=1
                     46: BUILD_CGI=0
                     47:
                     48: HAVE_DIRENT_NAMLEN=
                     49: HAVE_FGETLN=
                     50: HAVE_FTS=
                     51: HAVE_GETSUBOPT=
                     52: HAVE_MMAP=
                     53: HAVE_REALLOCARRAY=
                     54: HAVE_STRCASESTR=
                     55: HAVE_STRLCAT=
                     56: HAVE_STRLCPY=
                     57: HAVE_STRPTIME=
                     58: HAVE_STRSEP=
                     59: HAVE_WCHAR=
                     60:
                     61: HAVE_SQLITE3=
                     62: HAVE_SQLITE3_ERRSTR=
                     63: HAVE_OHASH=
                     64: HAVE_MANPATH=
                     65:
                     66: PREFIX="/usr/local"
                     67: BINDIR=
                     68: SBINDIR=
                     69: INCLUDEDIR=
                     70: LIBDIR=
                     71: MANDIR=
                     72: EXAMPLEDIR=
                     73:
                     74: WWWPREFIX="/var/www"
                     75: HTDOCDIR=
                     76: CGIBINDIR=
                     77:
                     78: INSTALL="install"
                     79: INSTALL_PROGRAM=
                     80: INSTALL_LIB=
                     81: INSTALL_MAN=
                     82: INSTALL_DATA=
                     83:
                     84: # --- manual settings from configure.local -----------------------------
1.8       schwarze   85:
1.11      schwarze   86: if [ -e ./configure.local ]; then
                     87:        echo "configure.local: reading..." 1>&2
                     88:        echo "configure.local: reading..." 1>&3
                     89:        cat ./configure.local 1>&3
                     90:        . ./configure.local
                     91: else
                     92:        echo "configure.local: no (fully automatic configuration)" 1>&2
                     93:        echo "configure.local: no (fully automatic configuration)" 1>&3
                     94: fi
                     95: echo 1>&3
                     96:
                     97: # --- tests for config.h  ----------------------------------------------
                     98:
                     99: COMP="${CC} ${CFLAGS} -Wno-unused -Werror"
                    100:
                    101: # Check whether this HAVE_ setting is manually overridden.
                    102: # If yes, use the override, if no, do not decide anything yet.
                    103: # Arguments: lower-case test name, manual value
                    104: ismanual() {
                    105:        [ -z "${2}" ] && return 1
                    106:        echo "${1}: manual (${2})" 1>&2
                    107:        echo "${1}: manual (${2})" 1>&3
                    108:        echo 1>&3
                    109:        return 0
                    110: }
                    111:
                    112: # Run a single autoconfiguration test.
                    113: # In case of success, enable the feature.
                    114: # In case of failure, do not decide anything yet.
                    115: # Arguments: lower-case test name, upper-case test name, additional CFLAGS
                    116: singletest() {
                    117:        cat 1>&3 << __HEREDOC__
                    118: ${1}: testing...
                    119: ${COMP} ${3} -o test-${1} test-${1}.c
                    120: __HEREDOC__
                    121:
                    122:        if ${COMP} ${3} -o "test-${1}" "test-${1}.c" 1>&3 2>&3; then
                    123:                echo "${1}: ${CC} succeeded" 1>&3
                    124:        else
                    125:                echo "${1}: ${CC} failed with $?" 1>&3
                    126:                echo 1>&3
                    127:                return 1
                    128:        fi
1.1       schwarze  129:
1.11      schwarze  130:        if ./test-${1} 1>&3 2>&3; then
                    131:                echo "${1}: yes" 1>&2
                    132:                echo "${1}: yes" 1>&3
                    133:                echo 1>&3
                    134:                eval HAVE_${2}=1
                    135:                rm "test-${1}"
                    136:                return 0
                    137:        else
                    138:                echo "${1}: execution failed with $?" 1>&3
                    139:                echo 1>&3
                    140:                rm "test-${1}"
                    141:                return 1
                    142:        fi
                    143: }
1.1       schwarze  144:
1.11      schwarze  145: # Run a complete autoconfiguration test, including the check for
                    146: # a manual override and disabling the feature on failure.
                    147: # Arguments: lower case name, upper case name, additional CFLAGS
1.1       schwarze  148: runtest() {
1.11      schwarze  149:        eval _manual=\${HAVE_${2}}
                    150:        ismanual "${1}" "${_manual}" && return 0
                    151:        singletest "${1}" "${2}" "${3}" && return 0
                    152:        echo "${1}: no" 1>&2
                    153:        eval HAVE_${2}=0
                    154:        return 1
1.1       schwarze  155: }
                    156:
1.11      schwarze  157: # --- library functions ---
                    158: runtest dirent-namlen  DIRENT_NAMLEN   || true
                    159: runtest fgetln         FGETLN          || true
                    160: runtest fts            FTS             || true
                    161: runtest getsubopt      GETSUBOPT       || true
                    162: runtest mmap           MMAP            || true
                    163: runtest reallocarray   REALLOCARRAY    || true
                    164: runtest strcasestr     STRCASESTR      || true
                    165: runtest strlcat                STRLCAT         || true
                    166: runtest strlcpy                STRLCPY         || true
                    167: runtest strptime       STRPTIME        || true
                    168: runtest strsep         STRSEP          || true
                    169: runtest wchar          WCHAR           || true
                    170:
                    171: # --- sqlite3 ---
                    172: DETECTLIB=
                    173: if [ ${BUILD_DB} -eq 0 ]; then
                    174:        echo "BUILD_DB=0 (manual)" 1>&2
                    175:        echo "BUILD_DB=0 (manual)" 1>&3
                    176:        echo 1>&3
                    177:        HAVE_SQLITE3=0
                    178: elif ismanual sqlite3 "${HAVE_SQLITE3}"; then
                    179:        DETECTLIB="-lsqlite3"
                    180: elif [ -n "${DBLIB}" ]; then
                    181:        runtest sqlite3 SQLITE3 "${DBLIB}" || true
                    182: elif singletest sqlite3 SQLITE3 "-lsqlite3"; then
                    183:        DETECTLIB="-lsqlite3"
                    184: elif runtest sqlite3 SQLITE3 \
                    185:                "-I/usr/local/include -L/usr/local/lib -lsqlite3"; then
                    186:        DETECTLIB="-L/usr/local/lib -lsqlite3"
                    187:        CFLAGS="${CFLAGS} -I/usr/local/include"
                    188: fi
                    189: if [ ${BUILD_DB} -gt 0 -a ${HAVE_SQLITE3} -eq 0 ]; then
                    190:        echo "BUILD_DB=0 (no sqlite3)" 1>&2
                    191:        echo "BUILD_DB=0 (no sqlite3)" 1>&3
                    192:        echo 1>&3
                    193:        BUILD_DB=0
                    194: fi
                    195:
                    196: # --- sqlite3_errstr ---
                    197: if [ ${BUILD_DB} -eq 0 ]; then
                    198:        HAVE_SQLITE3_ERRSTR=1
                    199: elif ismanual sqlite3_errstr "${HAVE_SQLITE3_ERRSTR}"; then
                    200:        :
                    201: elif [ -n "${DBLIB}" ]; then
                    202:        runtest sqlite3_errstr SQLITE3_ERRSTR "${DBLIB}" || true
                    203: else
                    204:        runtest sqlite3_errstr SQLITE3_ERRSTR "${DETECTLIB}" || true
                    205: fi
                    206:
                    207: # --- ohash ---
                    208: if [ ${BUILD_DB} -eq 0 ]; then
                    209:        HAVE_OHASH=1
                    210: elif ismanual ohash "${HAVE_OHASH}"; then
                    211:        :
                    212: elif [ -n "${DBLIB}" ]; then
                    213:        runtest ohash OHASH "${DBLIB}" || true
                    214: elif singletest ohash OHASH; then
                    215:        :
                    216: elif runtest ohash OHASH "-lutil"; then
                    217:        DETECTLIB="${DETECTLIB} -lutil"
                    218: fi
                    219:
                    220: # --- DBLIB ---
                    221: if [ ${BUILD_DB} -eq 0 ]; then
                    222:        DBLIB=
                    223: elif [ -z "${DBLIB}" ]; then
                    224:        DBLIB="${DETECTLIB}"
                    225:        echo "DBLIB=\"${DBLIB}\"" 1>&2
                    226:        echo "DBLIB=\"${DBLIB}\"" 1>&3
                    227:        echo 1>&3
                    228: fi
                    229:
                    230: # --- manpath ---
                    231: if [ ${BUILD_DB} -eq 0 ]; then
                    232:        HAVE_MANPATH=0
                    233: elif ismanual manpath "${HAVE_MANPATH}"; then
                    234:        :
                    235: elif manpath 1>&3 2>&3; then
                    236:        echo "manpath: yes" 1>&2
                    237:        echo "manpath: yes" 1>&3
                    238:        echo 1>&3
                    239:        HAVE_MANPATH=1
                    240: else
                    241:        echo "manpath: no" 1>&2
                    242:        echo "manpath: no" 1>&3
                    243:        echo 1>&3
                    244:        HAVE_MANPATH=0
                    245: fi
                    246:
                    247: # --- write config.h ---
                    248:
                    249: exec > config.h
                    250:
                    251: cat << __HEREDOC__
                    252: #ifndef MANDOC_CONFIG_H
                    253: #define MANDOC_CONFIG_H
                    254:
                    255: #if defined(__linux__) || defined(__MINT__)
                    256: #define _GNU_SOURCE /* getsubopt(), strcasestr(), strptime() */
                    257: #endif
                    258:
                    259: __HEREDOC__
                    260:
                    261: [ ${HAVE_FGETLN} -eq 0 -o ${HAVE_REALLOCARRAY} -eq 0 -o \
                    262:   ${HAVE_STRLCAT} -eq 0 -o ${HAVE_STRLCPY} -eq 0 ] \
                    263:        && echo "#include <sys/types.h>"
                    264: [ ${HAVE_FGETLN} -eq 0 ] && echo "#include <stdio.h>"
                    265:
1.1       schwarze  266: echo
                    267: echo "#define VERSION \"${VERSION}\""
1.11      schwarze  268: [ -n "${OSNAME}" ] && echo "#define OSNAME \"${OSNAME}\""
                    269:
                    270: cat << __HEREDOC__
                    271: #define HAVE_DIRENT_NAMLEN ${HAVE_DIRENT_NAMLEN}
                    272: #define HAVE_FGETLN ${HAVE_FGETLN}
                    273: #define HAVE_FTS ${HAVE_FTS}
                    274: #define HAVE_GETSUBOPT ${HAVE_GETSUBOPT}
                    275: #define HAVE_MMAP ${HAVE_MMAP}
                    276: #define HAVE_REALLOCARRAY ${HAVE_REALLOCARRAY}
                    277: #define HAVE_STRCASESTR ${HAVE_STRCASESTR}
                    278: #define HAVE_STRLCAT ${HAVE_STRLCAT}
                    279: #define HAVE_STRLCPY ${HAVE_STRLCPY}
                    280: #define HAVE_STRPTIME ${HAVE_STRPTIME}
                    281: #define HAVE_STRSEP ${HAVE_STRSEP}
                    282: #define HAVE_WCHAR ${HAVE_WCHAR}
1.12      schwarze  283: #define HAVE_SQLITE3 ${HAVE_SQLITE3}
1.11      schwarze  284: #define HAVE_SQLITE3_ERRSTR ${HAVE_SQLITE3_ERRSTR}
                    285: #define HAVE_OHASH ${HAVE_OHASH}
                    286: #define HAVE_MANPATH ${HAVE_MANPATH}
                    287:
                    288: #if !defined(__BEGIN_DECLS)
                    289: #  ifdef __cplusplus
                    290: #  define      __BEGIN_DECLS           extern "C" {
                    291: #  else
                    292: #  define      __BEGIN_DECLS
                    293: #  endif
                    294: #endif
                    295: #if !defined(__END_DECLS)
                    296: #  ifdef __cplusplus
                    297: #  define      __END_DECLS             }
                    298: #  else
                    299: #  define      __END_DECLS
                    300: #  endif
                    301: #endif
                    302:
                    303: __HEREDOC__
                    304:
                    305: [ ${HAVE_FGETLN} -eq 0 ] && \
                    306:        echo "extern    char     *fgetln(FILE *, size_t *);"
                    307:
1.13    ! schwarze  308: [ ${HAVE_GETSUBOPT} -eq 0 ] && \
1.11      schwarze  309:        echo "extern    int       getsubopt(char **, char * const *, char **);"
                    310:
                    311: [ ${HAVE_REALLOCARRAY} -eq 0 ] && \
                    312:        echo "extern    void     *reallocarray(void *, size_t, size_t);"
                    313:
                    314: [ ${BUILD_DB} -gt 0 -a ${HAVE_SQLITE3_ERRSTR} -eq 0 ] &&
                    315:        echo "extern    const char *sqlite3_errstr(int);"
                    316:
                    317: [ ${HAVE_STRCASESTR} -eq 0 ] && \
                    318:        echo "extern    char     *strcasestr(const char *, const char *);"
                    319:
                    320: [ ${HAVE_STRLCAT} -eq 0 ] && \
                    321:        echo "extern    size_t    strlcat(char *, const char *, size_t);"
                    322:
                    323: [ ${HAVE_STRLCPY} -eq 0 ] && \
                    324:        echo "extern    size_t    strlcpy(char *, const char *, size_t);"
                    325:
                    326: [ ${HAVE_STRSEP} -eq 0 ] && \
                    327:        echo "extern    char     *strsep(char **, const char *);"
                    328:
1.1       schwarze  329: echo
1.11      schwarze  330: echo "#endif /* MANDOC_CONFIG_H */"
                    331:
                    332: echo "config.h: written" 1>&2
                    333: echo "config.h: written" 1>&3
                    334:
                    335: # --- tests for Makefile.local -----------------------------------------
                    336:
                    337: exec > Makefile.local
                    338:
                    339: [ -z "${BINDIR}"     ] && BINDIR="${PREFIX}/bin"
                    340: [ -z "${SBINDIR}"    ] && SBINDIR="${PREFIX}/sbin"
                    341: [ -z "${INCLUDEDIR}" ] && INCLUDEDIR="${PREFIX}/include/mandoc"
                    342: [ -z "${LIBDIR}"     ] && LIBDIR="${PREFIX}/lib/mandoc"
                    343: [ -z "${MANDIR}"     ] && MANDIR="${PREFIX}/man"
                    344: [ -z "${EXAMPLEDIR}" ] && EXAMPLEDIR="${PREFIX}/share/examples/mandoc"
                    345:
                    346: [ -z "${HTDOCDIR}"   ] && HTDOCDIR="${WWWPREFIX}/htdocs"
                    347: [ -z "${CGIBINDIR}"  ] && CGIBINDIR="${WWWPREFIX}/cgi-bin"
                    348:
                    349: [ -z "${INSTALL_PROGRAM}" ] && INSTALL_PROGRAM="${INSTALL} -m 0555"
                    350: [ -z "${INSTALL_LIB}"     ] && INSTALL_LIB="${INSTALL} -m 0444"
                    351: [ -z "${INSTALL_MAN}"     ] && INSTALL_MAN="${INSTALL} -m 0444"
                    352: [ -z "${INSTALL_DATA}"    ] && INSTALL_DATA="${INSTALL} -m 0444"
                    353:
                    354: if [ ${BUILD_DB} -eq 0 -a ${BUILD_CGI} -gt 0 ]; then
                    355:        echo "BUILD_CGI=0 (no BUILD_DB)" 1>&2
                    356:        echo "BUILD_CGI=0 (no BUILD_DB)" 1>&3
                    357:        BUILD_CGI=0
                    358: fi
                    359:
                    360: BUILD_TARGETS="base-build"
                    361: [ ${BUILD_DB}  -gt 0 ] && BUILD_TARGETS="${BUILD_TARGETS} db-build"
                    362: [ ${BUILD_CGI} -gt 0 ] && BUILD_TARGETS="${BUILD_TARGETS} cgi-build"
                    363:
                    364: cat << __HEREDOC__
                    365: VERSION                = ${VERSION}
                    366: BUILD_TARGETS  = ${BUILD_TARGETS}
                    367: CFLAGS         = ${CFLAGS}
                    368: DBLIB          = ${DBLIB}
                    369: STATIC         = ${STATIC}
                    370: PREFIX         = ${PREFIX}
                    371: BINDIR         = ${BINDIR}
                    372: SBINDIR                = ${SBINDIR}
                    373: INCLUDEDIR     = ${INCLUDEDIR}
                    374: LIBDIR         = ${LIBDIR}
                    375: MANDIR         = ${MANDIR}
                    376: EXAMPLEDIR     = ${EXAMPLEDIR}
                    377: WWWPREFIX      = ${WWWPREFIX}
                    378: HTDOCDIR       = ${HTDOCDIR}
                    379: CGIBINDIR      = ${CGIBINDIR}
                    380: INSTALL                = ${INSTALL}
                    381: INSTALL_PROGRAM        = ${INSTALL_PROGRAM}
                    382: INSTALL_LIB    = ${INSTALL_LIB}
                    383: INSTALL_MAN    = ${INSTALL_MAN}
                    384: INSTALL_DATA   = ${INSTALL_DATA}
                    385: __HEREDOC__
1.12      schwarze  386:
                    387: [ ${BUILD_DB} -gt 0 ] && \
                    388:        echo "MAN_OBJS  = \$(MANDOC_OBJS) \$(APROPOS_OBJS)"
1.11      schwarze  389:
                    390: echo "Makefile.local: written" 1>&2
                    391: echo "Makefile.local: written" 1>&3
1.1       schwarze  392:
                    393: exit 0

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