build: Adds missing lmdb.m4

This commit is contained in:
Felipe Zimmerle 2016-07-11 13:59:37 -03:00
parent 085d50c127
commit 4c8aa54099
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GPG Key ID: E6DFB08CE8B11277

181
build/lmdb.m4 Normal file
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dnl Check for LMDB Libraries
dnl CHECK_LMDB(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
AC_DEFUN([PROG_LMDB], [
# Needed if pkg-config will be used.LMDB
AC_REQUIRE([PKG_PROG_PKG_CONFIG])
# Possible names for the lmdb library/package (pkg-config)
LMDB_POSSIBLE_LIB_NAMES="lmdb"
# Possible extensions for the library
LMDB_POSSIBLE_EXTENSIONS="so so0 la sl dll dylib"
# Possible paths (if pkg-config was not found, proceed with the file lookup)
LMDB_POSSIBLE_PATHS="/usr/lib /usr/local/lib /usr/local/liblmdb /usr/local/lmdb /usr/local /opt/liblmdb /opt/lmdb /opt /usr /usr/lib64"
# Variables to be set by this very own script.
LMDB_VERSION=""
LMDB_CFLAGS=""
LMDB_CPPFLAGS=""
LMDB_LDADD=""
LMDB_LDFLAGS=""
AC_ARG_WITH(
lmdb,
AC_HELP_STRING(
[--with-lmdb=PATH],
[Path to lmdb prefix or config script]
)
)
if test "x${with_lmdb}" == "xno"; then
AC_DEFINE(HAVE_LMDB, 0, [Support for LMDB was disabled by the utilization of --without-lmdb or --with-lmdb=no])
AC_MSG_NOTICE([Support for LMDB was disabled by the utilization of --without-lmdb or --with-lmdb=no])
LMDB_DISABLED=yes
else
if test "x${with_lmdb}" == "xyes"; then
LMDB_MANDATORY=yes
AC_MSG_NOTICE([LMDB support was marked as mandatory by the utilization of --with-lmdb=yes])
fi
# for x in ${LMDB_POSSIBLE_LIB_NAMES}; do
# CHECK_FOR_LMDB_AT(${x})
# if test -n "${LMDB_VERSION}"; then
# break
# fi
# done
# if test "x${with_lmdb}" != "xyes" or test "x${with_lmdb}" == "xyes"; then
if test "x${with_lmdb}" == "x" || test "x${with_lmdb}" == "xyes"; then
# Nothing about LMDB was informed, using the pkg-config to figure things out.
if test -n "${PKG_CONFIG}"; then
LMDB_PKG_NAME=""
for x in ${LMDB_POSSIBLE_LIB_NAMES}; do
if ${PKG_CONFIG} --exists ${x}; then
LMDB_PKG_NAME="$x"
break
fi
done
fi
AC_MSG_NOTICE([Nothing about LMDB was informed during the configure phase. Trying to detect it on the platform...])
if test -n "${LMDB_PKG_NAME}"; then
# Package was found using the pkg-config scripts
LMDB_VERSION="`${PKG_CONFIG} ${LMDB_PKG_NAME} --modversion`"
LMDB_CFLAGS="`${PKG_CONFIG} ${LMDB_PKG_NAME} --cflags`"
LMDB_LDADD="`${PKG_CONFIG} ${LMDB_PKG_NAME} --libs-only-l`"
LMDB_LDFLAGS="`${PKG_CONFIG} ${LMDB_PKG_NAME} --libs-only-L --libs-only-other`"
LMDB_DISPLAY="${LMDB_LDADD}, ${LMDB_CFLAGS}"
else
# If pkg-config did not find anything useful, go over file lookup.
for x in ${LMDB_POSSIBLE_PATHS}; do
CHECK_FOR_LMDB_AT(${x})
if test -n "${LMDB_VERSION}"; then
break
fi
done
fi
fi
if test "x${with_lmdb}" != "x"; then
# An specific path was informed, lets check.
LMDB_MANDATORY=yes
CHECK_FOR_LMDB_AT(${with_lmdb})
fi
# fi
fi
if test -z "${LMDB_LDADD}"; then
if test -z "${LMDB_MANDATORY}"; then
if test -z "${LMDB_DISABLED}"; then
AC_MSG_NOTICE([LMDB library was not found])
LMDB_FOUND=0
else
LMDB_FOUND=2
fi
else
AC_MSG_ERROR([LMDB was explicitly referenced but it was not found])
LMDB_FOUND=-1
fi
else
LMDB_FOUND=1
AC_MSG_NOTICE([using LMDB v${LMDB_VERSION}])
LMDB_CFLAGS="-DWITH_LMDB ${LMDB_CFLAGS}"
LMDB_DISPLAY="${LMDB_LDADD}, ${LMDB_CFLAGS}"
AC_SUBST(LMDB_VERSION)
AC_SUBST(LMDB_LDADD)
AC_SUBST(LMDB_LIBS)
AC_SUBST(LMDB_LDFLAGS)
AC_SUBST(LMDB_CFLAGS)
AC_SUBST(LMDB_DISPLAY)
fi
AC_SUBST(LMDB_FOUND)
]) # AC_DEFUN [PROG_LMDB]
AC_DEFUN([CHECK_FOR_LMDB_AT], [
path=$1
echo "*** LOOKING AT PATH: " ${path}
for y in ${LMDB_POSSIBLE_EXTENSIONS}; do
for z in ${LMDB_POSSIBLE_LIB_NAMES}; do
if test -e "${path}/${z}.${y}"; then
lmdb_lib_path="${path}/"
lmdb_lib_name="${z}"
lmdb_lib_file="${lmdb_lib_path}/${z}.${y}"
break
fi
if test -e "${path}/lib${z}.${y}"; then
lmdb_lib_path="${path}/"
lmdb_lib_name="${z}"
lmdb_lib_file="${lmdb_lib_path}/lib${z}.${y}"
break
fi
if test -e "${path}/lib/lib${z}.${y}"; then
lmdb_lib_path="${path}/lib/"
lmdb_lib_name="${z}"
lmdb_lib_file="${lmdb_lib_path}/lib${z}.${y}"
break
fi
if test -e "${path}/lib/x86_64-linux-gnu/lib${z}.${y}"; then
lmdb_lib_path="${path}/lib/x86_64-linux-gnu/"
lmdb_lib_name="${z}"
lmdb_lib_file="${lmdb_lib_path}/lib${z}.${y}"
break
fi
echo "*** LOOKING AT: " ${path}/lib/x86_64-linux-gnu/lib${z}.${y}
echo "*** LOOKING AT: " ${path}/lib/lib${z}.${y}
echo "*** LOOKING AT: " ${path}/lib${z}.${y}
echo "*** LOOKING AT: " ${path}/${z}.${y}
done
if test -n "$lmdb_lib_path"; then
break
fi
done
if test -e "${path}/include/lmdb.h"; then
lmdb_inc_path="${path}/include"
elif test -e "${path}/lmdb.h"; then
lmdb_inc_path="${path}"
elif test -e "${path}/include/lmdb/lmdb.h"; then
lmdb_inc_path="${path}/include"
fi
if test -n "${lmdb_lib_path}"; then
AC_MSG_NOTICE([LMDB library found at: ${lmdb_lib_file}])
fi
if test -n "${lmdb_inc_path}"; then
AC_MSG_NOTICE([LMDB headers found at: ${lmdb_inc_path}])
fi
if test -n "${lmdb_lib_path}" -a -n "${lmdb_inc_path}"; then
# TODO: Compile a piece of code to check the version.
LMDB_CFLAGS="-I${lmdb_inc_path}"
LMDB_LDADD="-l${lmdb_lib_name}"
LMDB_LDFLAGS="-L${lmdb_lib_path}"
LMDB_DISPLAY="${lmdb_lib_file}, ${lmdb_inc_path}"
fi
]) # AC_DEFUN [CHECK_FOR_LMDB_AT]