#!/bin/sh
#
# Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
set -e
[ -e config.log ] && mv config.log config.log.old
[ -e config.h ] && mv config.h config.h.old
# Output file descriptor usage:
# 1 (stdout): config.h, Makefile.local
# 2 (stderr): original stderr, usually to the console
# 3: config.log
exec 3> config.log
echo "config.log: writing..."
# --- default settings -------------------------------------------------
# Initialize all variables here,
# such that nothing can leak in from the environment.
OSNAME=
CC=`printf "all:\\n\\t@echo \\\$(CC)\\n" | make -f -`
CFLAGS="-g -W -Wall -Wstrict-prototypes -Wno-unused-parameter -Wwrite-strings"
DBLIB=
STATIC="-static"
BUILD_DB=1
BUILD_CGI=0
HAVE_DIRENT_NAMLEN=
HAVE_FGETLN=
HAVE_FTS=
HAVE_GETSUBOPT=
HAVE_ISBLANK=
HAVE_MKDTEMP=
HAVE_MMAP=
HAVE_REALLOCARRAY=
HAVE_STRCASESTR=
HAVE_STRLCAT=
HAVE_STRLCPY=
HAVE_STRPTIME=
HAVE_STRSEP=
HAVE_STRTONUM=
HAVE_VASPRINTF=
HAVE_WCHAR=
HAVE_SQLITE3=
HAVE_SQLITE3_ERRSTR=
HAVE_OHASH=
HAVE_MANPATH=
PREFIX="/usr/local"
BINDIR=
SBINDIR=
INCLUDEDIR=
LIBDIR=
MANDIR=
EXAMPLEDIR=
HOMEBREWDIR=
WWWPREFIX="/var/www"
HTDOCDIR=
CGIBINDIR=
BINM_APROPOS="apropos"
BINM_MAN="man"
BINM_WHATIS="whatis"
BINM_MAKEWHATIS="makewhatis"
MANM_MAN="man"
MANM_MDOC="mdoc"
MANM_ROFF="roff"
MANM_EQN="eqn"
MANM_TBL="tbl"
INSTALL="install"
INSTALL_PROGRAM=
INSTALL_LIB=
INSTALL_MAN=
INSTALL_DATA=
# --- manual settings from configure.local -----------------------------
if [ -e ./configure.local ]; then
echo "configure.local: reading..." 1>&2
echo "configure.local: reading..." 1>&3
cat ./configure.local 1>&3
. ./configure.local
else
echo "configure.local: no (fully automatic configuration)" 1>&2
echo "configure.local: no (fully automatic configuration)" 1>&3
fi
echo 1>&3
# --- tests for config.h ----------------------------------------------
COMP="${CC} ${CFLAGS} -Wno-unused -Werror"
# Check whether this HAVE_ setting is manually overridden.
# If yes, use the override, if no, do not decide anything yet.
# Arguments: lower-case test name, manual value
ismanual() {
[ -z "${2}" ] && return 1
echo "${1}: manual (${2})" 1>&2
echo "${1}: manual (${2})" 1>&3
echo 1>&3
return 0
}
# Run a single autoconfiguration test.
# In case of success, enable the feature.
# In case of failure, do not decide anything yet.
# Arguments: lower-case test name, upper-case test name, additional CFLAGS
singletest() {
cat 1>&3 << __HEREDOC__
${1}: testing...
${COMP} ${3} -o test-${1} test-${1}.c
__HEREDOC__
if ${COMP} ${3} -o "test-${1}" "test-${1}.c" 1>&3 2>&3; then
echo "${1}: ${CC} succeeded" 1>&3
else
echo "${1}: ${CC} failed with $?" 1>&3
echo 1>&3
return 1
fi
if ./test-${1} 1>&3 2>&3; then
echo "${1}: yes" 1>&2
echo "${1}: yes" 1>&3
echo 1>&3
eval HAVE_${2}=1
rm "test-${1}"
return 0
else
echo "${1}: execution failed with $?" 1>&3
echo 1>&3
rm "test-${1}"
return 1
fi
}
# Run a complete autoconfiguration test, including the check for
# a manual override and disabling the feature on failure.
# Arguments: lower case name, upper case name, additional CFLAGS
runtest() {
eval _manual=\${HAVE_${2}}
ismanual "${1}" "${_manual}" && return 0
singletest "${1}" "${2}" "${3}" && return 0
echo "${1}: no" 1>&2
eval HAVE_${2}=0
return 1
}
# --- library functions ---
runtest dirent-namlen DIRENT_NAMLEN || true
runtest fgetln FGETLN || true
runtest fts FTS || true
runtest getsubopt GETSUBOPT || true
runtest isblank ISBLANK || true
runtest mkdtemp MKDTEMP || true
runtest mmap MMAP || true
runtest reallocarray REALLOCARRAY || true
runtest strcasestr STRCASESTR || true
runtest strlcat STRLCAT || true
runtest strlcpy STRLCPY || true
runtest strptime STRPTIME || true
runtest strsep STRSEP || true
runtest strtonum STRTONUM || true
runtest vasprintf VASPRINTF || true
runtest wchar WCHAR || true
# --- sqlite3 ---
DETECTLIB=
if [ ${BUILD_DB} -eq 0 ]; then
echo "BUILD_DB=0 (manual)" 1>&2
echo "BUILD_DB=0 (manual)" 1>&3
echo 1>&3
HAVE_SQLITE3=0
elif ismanual sqlite3 "${HAVE_SQLITE3}"; then
DETECTLIB="-lsqlite3"
elif [ -n "${DBLIB}" ]; then
runtest sqlite3 SQLITE3 "${DBLIB}" || true
elif singletest sqlite3 SQLITE3 "-lsqlite3"; then
DETECTLIB="-lsqlite3"
elif runtest sqlite3 SQLITE3 \
"-I/usr/local/include -L/usr/local/lib -lsqlite3"; then
DETECTLIB="-L/usr/local/lib -lsqlite3"
CFLAGS="${CFLAGS} -I/usr/local/include"
fi
if [ ${BUILD_DB} -gt 0 -a ${HAVE_SQLITE3} -eq 0 ]; then
echo "BUILD_DB=0 (no sqlite3)" 1>&2
echo "BUILD_DB=0 (no sqlite3)" 1>&3
echo 1>&3
BUILD_DB=0
fi
# --- sqlite3_errstr ---
if [ ${BUILD_DB} -eq 0 ]; then
HAVE_SQLITE3_ERRSTR=1
elif ismanual sqlite3_errstr "${HAVE_SQLITE3_ERRSTR}"; then
:
elif [ -n "${DBLIB}" ]; then
runtest sqlite3_errstr SQLITE3_ERRSTR "${DBLIB}" || true
else
runtest sqlite3_errstr SQLITE3_ERRSTR "${DETECTLIB}" || true
fi
# --- ohash ---
if [ ${BUILD_DB} -eq 0 ]; then
HAVE_OHASH=1
elif ismanual ohash "${HAVE_OHASH}"; then
:
elif [ -n "${DBLIB}" ]; then
runtest ohash OHASH "${DBLIB}" || true
elif singletest ohash OHASH; then
:
elif runtest ohash OHASH "-lutil"; then
DETECTLIB="${DETECTLIB} -lutil"
fi
# --- DBLIB ---
if [ ${BUILD_DB} -eq 0 ]; then
DBLIB=
elif [ -z "${DBLIB}" ]; then
DBLIB="${DETECTLIB}"
echo "DBLIB=\"${DBLIB}\"" 1>&2
echo "DBLIB=\"${DBLIB}\"" 1>&3
echo 1>&3
fi
# --- manpath ---
if ismanual manpath "${HAVE_MANPATH}"; then
:
elif manpath 1>&3 2>&3; then
echo "manpath: yes" 1>&2
echo "manpath: yes" 1>&3
echo 1>&3
HAVE_MANPATH=1
else
echo "manpath: no" 1>&2
echo "manpath: no" 1>&3
echo 1>&3
HAVE_MANPATH=0
fi
# --- write config.h ---
exec > config.h
cat << __HEREDOC__
#ifndef MANDOC_CONFIG_H
#define MANDOC_CONFIG_H
#if defined(__linux__) || defined(__MINT__)
#define _GNU_SOURCE /* See test-*.c what needs this. */
#endif
__HEREDOC__
[ ${HAVE_FGETLN} -eq 0 -o ${HAVE_REALLOCARRAY} -eq 0 -o \
${HAVE_STRLCAT} -eq 0 -o ${HAVE_STRLCPY} -eq 0 ] \
&& echo "#include <sys/types.h>"
[ ${HAVE_VASPRINTF} -eq 0 ] && echo "#include <stdarg.h>"
[ ${HAVE_FGETLN} -eq 0 ] && echo "#include <stdio.h>"
echo
[ -n "${OSNAME}" ] && echo "#define OSNAME \"${OSNAME}\""
[ -n "${HOMEBREWDIR}" ] && echo "#define HOMEBREWDIR \"${HOMEBREWDIR}\""
cat << __HEREDOC__
#define HAVE_DIRENT_NAMLEN ${HAVE_DIRENT_NAMLEN}
#define HAVE_FGETLN ${HAVE_FGETLN}
#define HAVE_FTS ${HAVE_FTS}
#define HAVE_GETSUBOPT ${HAVE_GETSUBOPT}
#define HAVE_ISBLANK ${HAVE_ISBLANK}
#define HAVE_MKDTEMP ${HAVE_MKDTEMP}
#define HAVE_MMAP ${HAVE_MMAP}
#define HAVE_REALLOCARRAY ${HAVE_REALLOCARRAY}
#define HAVE_STRCASESTR ${HAVE_STRCASESTR}
#define HAVE_STRLCAT ${HAVE_STRLCAT}
#define HAVE_STRLCPY ${HAVE_STRLCPY}
#define HAVE_STRPTIME ${HAVE_STRPTIME}
#define HAVE_STRSEP ${HAVE_STRSEP}
#define HAVE_STRTONUM ${HAVE_STRTONUM}
#define HAVE_VASPRINTF ${HAVE_VASPRINTF}
#define HAVE_WCHAR ${HAVE_WCHAR}
#define HAVE_SQLITE3 ${HAVE_SQLITE3}
#define HAVE_SQLITE3_ERRSTR ${HAVE_SQLITE3_ERRSTR}
#define HAVE_OHASH ${HAVE_OHASH}
#define HAVE_MANPATH ${HAVE_MANPATH}
#define BINM_APROPOS "${BINM_APROPOS}"
#define BINM_MAN "${BINM_MAN}"
#define BINM_WHATIS "${BINM_WHATIS}"
#define BINM_MAKEWHATIS "${BINM_MAKEWHATIS}"
#if !defined(__BEGIN_DECLS)
# ifdef __cplusplus
# define __BEGIN_DECLS extern "C" {
# else
# define __BEGIN_DECLS
# endif
#endif
#if !defined(__END_DECLS)
# ifdef __cplusplus
# define __END_DECLS }
# else
# define __END_DECLS
# endif
#endif
__HEREDOC__
[ ${HAVE_FGETLN} -eq 0 ] && \
echo "extern char *fgetln(FILE *, size_t *);"
[ ${HAVE_GETSUBOPT} -eq 0 ] && \
echo "extern int getsubopt(char **, char * const *, char **);"
[ ${HAVE_ISBLANK} -eq 0 ] && \
echo "extern int isblank(int);"
[ ${HAVE_MKDTEMP} -eq 0 ] && \
echo "extern char *mkdtemp(char *);"
[ ${HAVE_REALLOCARRAY} -eq 0 ] && \
echo "extern void *reallocarray(void *, size_t, size_t);"
[ ${BUILD_DB} -gt 0 -a ${HAVE_SQLITE3_ERRSTR} -eq 0 ] &&
echo "extern const char *sqlite3_errstr(int);"
[ ${HAVE_STRCASESTR} -eq 0 ] && \
echo "extern char *strcasestr(const char *, const char *);"
[ ${HAVE_STRLCAT} -eq 0 ] && \
echo "extern size_t strlcat(char *, const char *, size_t);"
[ ${HAVE_STRLCPY} -eq 0 ] && \
echo "extern size_t strlcpy(char *, const char *, size_t);"
[ ${HAVE_STRSEP} -eq 0 ] && \
echo "extern char *strsep(char **, const char *);"
[ ${HAVE_STRTONUM} -eq 0 ] && \
echo "extern long long strtonum(const char *, long long, long long, const char **);"
[ ${HAVE_VASPRINTF} -eq 0 ] && \
echo "extern int vasprintf(char **, const char *, va_list);"
echo
echo "#endif /* MANDOC_CONFIG_H */"
echo "config.h: written" 1>&2
echo "config.h: written" 1>&3
# --- tests for Makefile.local -----------------------------------------
exec > Makefile.local
[ -z "${BINDIR}" ] && BINDIR="${PREFIX}/bin"
[ -z "${SBINDIR}" ] && SBINDIR="${PREFIX}/sbin"
[ -z "${INCLUDEDIR}" ] && INCLUDEDIR="${PREFIX}/include/mandoc"
[ -z "${LIBDIR}" ] && LIBDIR="${PREFIX}/lib/mandoc"
[ -z "${MANDIR}" ] && MANDIR="${PREFIX}/man"
[ -z "${EXAMPLEDIR}" ] && EXAMPLEDIR="${PREFIX}/share/examples/mandoc"
[ -z "${HTDOCDIR}" ] && HTDOCDIR="${WWWPREFIX}/htdocs"
[ -z "${CGIBINDIR}" ] && CGIBINDIR="${WWWPREFIX}/cgi-bin"
[ -z "${INSTALL_PROGRAM}" ] && INSTALL_PROGRAM="${INSTALL} -m 0555"
[ -z "${INSTALL_LIB}" ] && INSTALL_LIB="${INSTALL} -m 0444"
[ -z "${INSTALL_MAN}" ] && INSTALL_MAN="${INSTALL} -m 0444"
[ -z "${INSTALL_DATA}" ] && INSTALL_DATA="${INSTALL} -m 0444"
if [ ${BUILD_DB} -eq 0 -a ${BUILD_CGI} -gt 0 ]; then
echo "BUILD_CGI=0 (no BUILD_DB)" 1>&2
echo "BUILD_CGI=0 (no BUILD_DB)" 1>&3
BUILD_CGI=0
fi
BUILD_TARGETS="base-build"
[ ${BUILD_CGI} -gt 0 ] && BUILD_TARGETS="${BUILD_TARGETS} cgi-build"
INSTALL_TARGETS="base-install"
[ ${BUILD_DB} -gt 0 ] && INSTALL_TARGETS="${INSTALL_TARGETS} db-install"
[ ${BUILD_CGI} -gt 0 ] && INSTALL_TARGETS="${INSTALL_TARGETS} cgi-install"
cat << __HEREDOC__
BUILD_TARGETS = ${BUILD_TARGETS}
INSTALL_TARGETS = ${INSTALL_TARGETS}
CC = ${CC}
CFLAGS = ${CFLAGS}
DBLIB = ${DBLIB}
STATIC = ${STATIC}
PREFIX = ${PREFIX}
BINDIR = ${BINDIR}
SBINDIR = ${SBINDIR}
INCLUDEDIR = ${INCLUDEDIR}
LIBDIR = ${LIBDIR}
MANDIR = ${MANDIR}
EXAMPLEDIR = ${EXAMPLEDIR}
WWWPREFIX = ${WWWPREFIX}
HTDOCDIR = ${HTDOCDIR}
CGIBINDIR = ${CGIBINDIR}
BINM_APROPOS = ${BINM_APROPOS}
BINM_MAN = ${BINM_MAN}
BINM_WHATIS = ${BINM_WHATIS}
BINM_MAKEWHATIS = ${BINM_MAKEWHATIS}
MANM_MAN = ${MANM_MAN}
MANM_MDOC = ${MANM_MDOC}
MANM_ROFF = ${MANM_ROFF}
MANM_EQN = ${MANM_EQN}
MANM_TBL = ${MANM_TBL}
INSTALL = ${INSTALL}
INSTALL_PROGRAM = ${INSTALL_PROGRAM}
INSTALL_LIB = ${INSTALL_LIB}
INSTALL_MAN = ${INSTALL_MAN}
INSTALL_DATA = ${INSTALL_DATA}
__HEREDOC__
[ ${BUILD_DB} -gt 0 ] && \
echo "MAIN_OBJS = \$(BASE_OBJS) \$(DB_OBJS)"
echo "Makefile.local: written" 1>&2
echo "Makefile.local: written" 1>&3
exit 0
