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configure.ac
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##
# @file configure.ac
# @brief an input file for autoconf tool
#
# (c) 2013-2015 by Mega Limited, Auckland, New Zealand
#
# This file is part of the MEGA SDK - Client Access Engine.
#
# Applications using the MEGA API must present a valid application key
# and comply with the the rules set forth in the Terms of Service.
#
# The MEGA SDK is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# @copyright Simplified (2-clause) BSD License.
#
# You should have received a copy of the license along with this
# program.
##
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
m4_include([m4/ax_prog_doxygen.m4])
m4_include([m4/curlchk.m4])
m4_include([m4/ax_check_compile_flag.m4])
m4_include([m4/ax_check_link_flag.m4])
AC_PREREQ([2.61])
# The Mega SDK version number is generated into config.h.
# The version in Git should reflect the *next* version planned.
m4_define([mega_major_version], [2])
m4_define([mega_minor_version], [6])
m4_define([mega_micro_version], [0])
m4_define([mega_version],
[mega_major_version.mega_minor_version.mega_micro_version])
# libtool interface versioning
m4_define([mega_lt_revision], [0])
m4_define([mega_lt_current], [m4_eval(100 * mega_minor_version + mega_micro_version)])
m4_define([mega_lt_age], [0])
AC_INIT([libmega], [mega_version], [https://github.com/meganz/sdk])
# Define _GNU_SOURCE
# AC_GNU_SOURCE
AC_USE_SYSTEM_EXTENSIONS
AM_INIT_AUTOMAKE([1.11 foreign silent-rules])
AC_CONFIG_HEADERS([include/mega/config.h])
LT_INIT([shared disable-static win32-dll])
AC_CONFIG_MACRO_DIR([m4])
# enable silent build
m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
AM_SILENT_RULES([yes])
MEGA_MAJOR_VERSION=mega_major_version
MEGA_MINOR_VERSION=mega_minor_version
MEGA_MICRO_VERSION=mega_micro_version
AC_SUBST(MEGA_MAJOR_VERSION)
AC_SUBST(MEGA_MINOR_VERSION)
AC_SUBST(MEGA_MICRO_VERSION)
AC_DEFINE(MEGA_MAJOR_VERSION, [mega_major_version],
[MEGA SDK major version.])
AC_DEFINE(MEGA_MINOR_VERSION, [mega_minor_version],
[MEGA SDK minor version.])
AC_DEFINE(MEGA_MICRO_VERSION, [mega_micro_version],
[MEGA SDK micro version.])
LT_CURRENT=mega_lt_current
LT_REVISION=mega_lt_revision
LT_AGE=mega_lt_age
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_SIZE_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_PID_T
AC_TYPE_OFF_T
AH_VERBATIM([__STDC_FORMAT_MACROS],
[/* C99 says: define this to get the PRI... macros from stdint.h */
#ifndef __STDC_FORMAT_MACROS
# define __STDC_FORMAT_MACROS 1
#endif])
AC_CHECK_TYPES([ssize_t])
AC_CANONICAL_HOST
AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
# Check programs
AC_PROG_CXX
if test "$CXX" = no || test "$CXX:$GXX" = "g++:"; then
AC_MSG_ERROR([C++ compiler not found !])
fi
AC_PROG_LIBTOOL
AM_SANITY_CHECK
# Check for cppcheck
AC_CHECK_PROG(HAVE_CPPCHECK, cppcheck, yes)
AM_CONDITIONAL(CPPCHECK, test -n "$HAVE_CPPCHECK")
# set C++
AC_LANG_CPLUSPLUS
# Check headers
AC_STDC_HEADERS
AC_HEADER_STDC
AC_HEADER_STDBOOL
AC_HEADER_DIRENT
AC_DEFINE(__STDC_CONSTANT_MACROS, [], [Force definition of constant macros for C++])
AC_DEFINE(__STDC_FORMAT_MACROS, [], [Force definition of format macros for C++])
AC_DEFINE(__STDC_LIMIT_MACROS, [], [Force definition of limit macros for C++])
# Add 64-bits file support on some hosts
AC_SYS_LARGEFILE
# use new interfaces
AC_FUNC_FSEEKO
AC_TYPE_OFF_T
# Checks for typedefs, structures, and compiler characteristics.
AC_CHECK_SIZEOF([uint64_t])
AC_STRUCT_TM
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_CHECK_HEADERS([arpa/inet.h netdb.h netinet/in.h stddef.h stdint.h stdlib.h sys/socket.h sys/timeb.h htonl glob.h malloc.h sys/malloc.h malloc/malloc.h])
# Debug
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--enable-debug], [enable support for running in debug mode]),
[], [enable_debug=no])
# Enable debug flags / build
if test "x$enable_debug" = "xyes" ; then
AM_CXXFLAGS="-Wall -g -ggdb3 -O0"
CXXFLAGS="-Wall -g -ggdb3 -O0"
AC_SUBST([AM_CXXFLAGS])
AC_DEFINE(DEBUG, 1, [Define to enable debug logging])
fi
# Check if we can use -fPIC flag
AX_CHECK_COMPILE_FLAG([-fPIC], [
AX_CHECK_LINK_FLAG([-fPIC],
[CXXFLAGS="$CXXFLAGS -fPIC"]
)
])
AM_CONDITIONAL(ENABLE_STATIC, test x$enable_static = xyes)
AC_SUBST(ENABLE_STATIC)
AC_CHECK_LIB(dl, dlopen, [LIBS="-ldl $LIBS"])
# Check for inotify support.
AC_ARG_ENABLE(inotify,
AS_HELP_STRING([--enable-inotify], [enable inotify support [default=yes]])],
[enable_inotify=$enableval],
[enable_inotify=yes]
)
AS_IF([test "x$enable_inotify" = "xyes"], [
AC_CHECK_HEADERS([sys/inotify.h mcheck.h])
AC_CHECK_FUNCS([inotify_init1], [AC_DEFINE([USE_INOTIFY], [1], [Use inotify API])])
])
# Check for particular functions
AC_CHECK_FUNCS(fdopendir select)
AC_CHECK_LIB([sendfile], [sendfile])
AC_CHECK_LIB([socket], [socket])
AC_CHECK_LIB([rt], [clock_gettime])
# check for malloc only on for native builds
# users report issues with cross-compiling builds
#AS_IF([test "x$cross_compiling" != "xyes"], [AC_FUNC_MALLOC AC_FUNC_REALLOC])
# Check if building for Win32, determine Win32 API libs
WIN32=no
DARWIN=no
AC_MSG_CHECKING([if building for Win32 platform])
case $host in
*-*-cygwin*)
LIBS_EXTRA="-luser32 -lkernel32"
WIN32=yes
;;
*-*-mingw*)
LIBS_EXTRA="-lws2_32 -lcrypt32 -lole32 -lwinmm -lshlwapi"
CXXFLAGS="$CXXFLAGS -DUNICODE"
WIN32=yes
;;
*-apple-darwin*)
AC_DEFINE([_XOPEN_SOURCE], [500], [Define _XOPEN_SOURCE])
AC_DEFINE([_DARWIN_C_SOURCE], [1], [Define _DARWIN_C_SOURCE])
DARWIN=yes
;;
*)
LIBS_EXTRA=""
;;
esac
AC_MSG_RESULT([${WIN32}])
AM_CONDITIONAL([WIN32], [test "${WIN32}" = "yes"])
AM_CONDITIONAL([DARWIN], [test "${DARWIN}" = "yes"])
AC_SUBST(LIBS_EXTRA)
# check for Pthreads
AC_ARG_ENABLE(posix-threads,
AS_HELP_STRING(--disable-posix-threads, disable POSIX threads support),
[enable_posix_threads=no],
[enable_posix_threads=yes])
if test x$enable_posix_threads != xno; then
AC_CHECK_LIB(pthread, pthread_create, [HAVE_PTHREAD=yes], [HAVE_PTHREAD=no])
else
HAVE_PTHREAD=no
fi
if test "$HAVE_PTHREAD" = "yes"; then
AC_DEFINE(USE_PTHREAD, 1, [Defined if pthreads are available])
fi
# hardening options
AC_ARG_ENABLE(gcc-hardening,
AS_HELP_STRING(--disable-gcc-hardening, disable compiler security checks),
[],
[enable_gcc_hardening=no])
if test x$enable_gcc_hardening != xno; then
CXXFLAGS="$CXXFLAGS -D_FORTIFY_SOURCE=2"
AX_CHECK_COMPILE_FLAG([-fstack-protector-all], [
AX_CHECK_LINK_FLAG([-fstack-protector-all],
[CXXFLAGS="$CXXFLAGS -fstack-protector-all"]
)
])
fi
# sync subsystem
AC_ARG_ENABLE(sync,
AS_HELP_STRING([--enable-sync], [include sync subsystem [default=yes]]),
[enable_sync=$enableval],
[enable_sync=yes])
if test x$enable_sync = xyes; then
AC_DEFINE(ENABLE_SYNC, 1, [Defined if sync subsystem is enabled])
fi
# MEGA API
AC_ARG_ENABLE(megaapi,
AS_HELP_STRING([--disable-megaapi], [disable MEGA API support]),
[enable_megaapi=no],
[enable_megaapi=yes])
if test x$enable_megaapi = xyes; then
AC_DEFINE(USE_MEGAAPI, 1, [Defined if MEGA API enabled])
fi
AM_CONDITIONAL([BUILD_MEGAAPI], [test "$enable_megaapi" = "yes"])
SAVE_LDFLAGS=$LDFLAGS
SAVE_CXXFLAGS=$CXXFLAGS
SAVE_CPPFLAGS=$CPPFLAGS
#libcryptopp
CRYPTO_LIBS="-lcryptopp"
AC_MSG_CHECKING(for libcryptopp)
cryptopp=false
AC_ARG_WITH(cryptopp,
AS_HELP_STRING(--with-cryptopp=PATH, base of libcrypto installation),
[
case $with_cryptopp in
no)
cryptopp=false
;;
yes)
AC_CHECK_HEADERS([cryptopp/cryptlib.h],, [
AC_MSG_ERROR([cryptopp/cryptlib.h header not found or not usable])
])
AC_CHECK_LIB(cryptopp, [main], [CRYPTO_LIBS="-lcryptopp"],[
AC_MSG_ERROR([Could not find libcryptopp])
])
cryptopp=true
;;
*)
# determine if library is installed
if test -d "$with_cryptopp/lib"; then
LDFLAGS="-L$with_cryptopp/lib $LDFLAGS"
CXXFLAGS="-I$with_cryptopp/include $CXXFLAGS"
CPPFLAGS="-I$with_cryptopp/include $CPPFLAGS"
AC_CHECK_HEADERS(cryptopp/cryptlib.h,
CRYPTO_CXXFLAGS="-I$with_cryptopp/include"
CRYPTO_CPPFLAGS="-I$with_cryptopp/include"
CRYPTO_LDFLAGS="-L$with_cryptopp/lib",
AC_MSG_ERROR([cryptopp/cryptlib.h header not found or not usable])
)
# assume we are using crypto source directory
else
LDFLAGS="-L$with_cryptopp/cryptopp $LDFLAGS"
CXXFLAGS="-I$with_cryptopp $CXXFLAGS"
CPPFLAGS="-I$with_cryptopp $CPPFLAGS"
AC_CHECK_HEADERS(cryptopp/cryptlib.h,
CRYPTO_CXXFLAGS="-I$with_cryptopp"
CRYPTO_CPPFLAGS="-I$with_cryptopp"
CRYPTO_LDFLAGS="-L$with_cryptopp/cryptopp",
AC_MSG_ERROR([cryptopp/cryptlib.h header not found or not usable])
)
fi
AC_CHECK_LIB(cryptopp, [main], [CRYPTO_LIBS="-lcryptopp"],[
AC_MSG_ERROR([Could not find libcryptopp])
])
cryptopp=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[AC_MSG_RESULT([--with-cryptopp not specified])
AC_CHECK_HEADERS([cryptopp/cryptlib.h],, [
AC_MSG_ERROR([cryptopp/cryptlib.h header not found or not usable])
])
AC_CHECK_LIB(cryptopp, [main], [CRYPTO_LIBS="-lcryptopp"],[
AC_MSG_ERROR([Could not find libcryptopp])
])
])
AC_SUBST(CRYPTO_CXXFLAGS)
AC_SUBST(CRYPTO_CPPFLAGS)
AC_SUBST(CRYPTO_LDFLAGS)
AC_SUBST(CRYPTO_LIBS)
AC_DEFINE(USE_CRYPTOPP, [1], [Define to use libcryptopp])
#libsodium
AC_MSG_CHECKING(for libsodium)
sodium=false
AC_ARG_WITH(sodium,
AS_HELP_STRING(--with-sodium=PATH, base of libsodium installation),
[
case $with_sodium in
no)
sodium=false
;;
yes)
AC_CHECK_HEADERS([sodium/core.h],, [
AC_MSG_ERROR([sodium/core.h header not found or not usable])
])
AC_CHECK_LIB(sodium, [sodium_init], [SODIUM_LIBS="-lsodium"],[
AC_MSG_ERROR([Could not find libsodium])
])
sodium=true
;;
*)
# determine if library is installed
if test -d "$with_sodium/lib"; then
LDFLAGS="-L$with_sodium/lib $LDFLAGS"
CXXFLAGS="-I$with_sodium/include $CXXFLAGS"
CPPFLAGS="-I$with_sodium/include $CPPFLAGS"
AC_CHECK_HEADERS(sodium/core.h,
SODIUM_CXXFLAGS="-I$with_sodium/include"
SODIUM_CPPFLAGS="-I$with_sodium/include"
SODIUM_LDFLAGS="-L$with_sodium/lib",
AC_MSG_ERROR([sodium/sodium.h header not found or not usable])
)
# assume we are using sodium source directory
else
LDFLAGS="-L$with_sodium/src/libsodium/.libs $LDFLAGS"
CXXFLAGS="-I$with_sodium/src/libsodium/include $CXXFLAGS"
CPPFLAGS="-I$with_sodium/src/libsodium/include $CPPFLAGS"
AC_CHECK_HEADERS(sodium/core.h,
SODIUM_CXXFLAGS="-I$with_sodium/src/libsodium/include"
SODIUM_CPPFLAGS="-I$with_sodium/src/libsodium/include"
SODIUM_LDFLAGS="-L$with_sodium/src/libsodium/.libs",
AC_MSG_ERROR([sodium/core.h header not found or not usable])
)
fi
AC_CHECK_LIB(sodium, [sodium_init], [SODIUM_LIBS="-lsodium"],[
AC_MSG_ERROR([Could not find libsodium])
])
sodium=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[AC_MSG_RESULT([--with-sodium not specified])
AC_CHECK_HEADERS([sodium/core.h], [sodium=true], [])
AC_CHECK_LIB(sodium, [sodium_init], [SODIUM_LIBS="-lsodium"],[])
]
)
AC_SUBST(SODIUM_CXXFLAGS)
AC_SUBST(SODIUM_CPPFLAGS)
AC_SUBST(SODIUM_LDFLAGS)
AC_SUBST(SODIUM_LIBS)
if test "x$sodium" = "xtrue" ; then
AC_DEFINE(USE_SODIUM, [1], [Define to use libsodium])
fi
AM_CONDITIONAL([USE_SODIUM], [test "x$sodium" = "xtrue"])
#
# Zlib
#
#zlib
AC_MSG_CHECKING(for zlib)
zlib=false
AC_ARG_WITH(zlib,
AS_HELP_STRING(--with-zlib=PATH, base of zlib installation),
[
case $with_zlib in
no)
zlib=false
;;
yes)
AC_CHECK_HEADERS([zlib.h],, [
AC_MSG_ERROR([zlib.h header not found or not usable])
])
AC_CHECK_LIB(z, [main], [ZLIB_LIBS="-lz"],[
AC_MSG_ERROR([Could not find zlib])
])
zlib=true
;;
*)
if test -d "$with_zlib/lib"; then
LDFLAGS="-L$with_zlib/lib $LDFLAGS"
CXXFLAGS="-I$with_zlib/include $CXXFLAGS"
CPPFLAGS="-I$with_zlib/include $CPPFLAGS"
AC_CHECK_HEADERS(zlib.h,
ZLIB_CXXFLAGS="-I$with_zlib/include"
ZLIB_CPPFLAGS="-I$with_zlib/include"
ZLIB_LDFLAGS="-L$with_zlib/lib",
AC_MSG_ERROR([zlib.h header not found or not usable])
)
AC_CHECK_LIB(z, [main], [ZLIB_LIBS="-lz"],[
AC_MSG_ERROR([Could not find zlib])
])
else
LDFLAGS="-L$with_zlib $LDFLAGS"
CXXFLAGS="-I$with_zlib $CXXFLAGS"
CPPFLAGS="-I$with_zlib $CPPFLAGS"
AC_CHECK_HEADERS(zlib.h,
ZLIB_CXXFLAGS="-I$with_zlib"
ZLIB_CPPFLAGS="-I$with_zlib"
ZLIB_LDFLAGS="-L$with_zlib",
AC_MSG_ERROR([zlib.h header not found or not usable])
)
AC_CHECK_LIB(z, [main], [ZLIB_LIBS="-lz"],[
AC_MSG_ERROR([Could not find zlib])
])
fi
zlib=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[AC_MSG_RESULT([--with-zlib not specified])
AC_CHECK_HEADERS([zlib.h],, [
AC_MSG_ERROR([zlib.h header not found or not usable])
])
AC_CHECK_LIB(z, [main], [ZLIB_LIBS="-lz"],[
AC_MSG_ERROR([Could not find zlib])
])
])
AC_SUBST(ZLIB_CXXFLAGS)
AC_SUBST(ZLIB_CPPFLAGS)
AC_SUBST(ZLIB_LDFLAGS)
AC_SUBST(ZLIB_LIBS)
AC_DEFINE(USE_ZLIB, [1], [Define to use zlib])
#
# ** DB layer **
#
# SQLite3
sqlite=false
AC_MSG_CHECKING(for SQLite)
AC_ARG_WITH(sqlite,
AS_HELP_STRING(--with-sqlite=PATH, base of SQLite installation),
[AC_MSG_RESULT($with_sqlite)
case $with_sqlite in
no)
sqlite=false
;;
yes)
AC_CHECK_HEADERS([sqlite3.h],, [
AC_MSG_ERROR([sqlite3.h header not found or not usable])
])
AC_CHECK_LIB(sqlite3, [sqlite3_open], [DB_LIBS="-lsqlite3"],[
AC_MSG_ERROR([Could not find libsqlite3])
])
AC_SUBST(DB_LIBS)
sqlite=true
;;
*)
# determine if library is installed
if test -d "$with_sqlite/lib"; then
LDFLAGS="-L$with_sqlite/lib $LDFLAGS"
CXXFLAGS="-I$with_sqlite/include $CXXFLAGS"
AC_CHECK_HEADERS(sqlite3.h,[
DB_LDFLAGS="-L$with_sqlite/lib"
DB_CXXFLAGS="-I$with_sqlite/include"
DB_CPPFLAGS="-I$with_sqlite/include"],
AC_MSG_ERROR([sqlite3.h header not found or not usable])
)
# use sqlite3 library
AC_CHECK_LIB(sqlite3, [main], [DB_LIBS="-lsqlite3"],[
AC_MSG_ERROR([Could not find libsqlite3])
])
AC_SUBST(DB_LIBS)
else
LDFLAGS="-L$with_sqlite $LDFLAGS"
CXXFLAGS="-I$with_sqlite $CXXFLAGS"
AC_CHECK_HEADERS(sqlite3.h,[
DB_LDFLAGS="-L$with_sqlite"
DB_CXXFLAGS="-I$with_sqlite"
DB_CPPFLAGS="-I$with_sqlite"],
AC_MSG_ERROR([sqlite3.h header not found or not usable])
)
DB_LIBS="-lsqlite3"
AC_SUBST(DB_LIBS)
fi
sqlite=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[AC_MSG_RESULT([--with-sqlite not specified])]
)
AM_CONDITIONAL(USE_SQLITE, test x$sqlite = xtrue)
AC_SUBST(DB_CXXFLAGS)
AC_SUBST(DB_CPPFLAGS)
AC_SUBST(DB_LDFLAGS)
# Berkeley DB
db=false
AC_MSG_CHECKING(for Berkeley DB)
AC_ARG_WITH(db,
AS_HELP_STRING(--with-db=PATH, base of Berkeley DB installation),
[AC_MSG_RESULT($with_db)
case $with_db in
no)
db=false
;;
yes)
AC_CHECK_HEADERS([db_cxx.h],, [
AC_MSG_ERROR([db_cxx.h header not found or not usable])
])
AC_CHECK_LIB(db_cxx, [open], [DB_LIBS="-ldb_cxx"],[
AC_MSG_ERROR([Could not find libdb_cxx])
])
AC_SUBST(DB_LIBS)
db=true
;;
*)
# set temp variables
LDFLAGS="-L$with_db/lib $LDFLAGS"
CXXFLAGS="-I$with_db/include $CXXFLAGS"
AC_CHECK_HEADERS(db_cxx.h,
DB_LDFLAGS="-L$with_db/lib"
DB_CXXFLAGS="-I$with_db/include",
AC_MSG_ERROR([db_cxx.h header not found or not usable])
)
AC_CHECK_LIB(db_cxx, [open], [DB_LIBS="-ldb_cxx"],[
AC_MSG_ERROR([Could not find libdb_cxx])
])
AC_SUBST(DB_LIBS)
db=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
;;
esac
],
[AC_MSG_RESULT([--with-db not specified])]
)
AM_CONDITIONAL(USE_DB, test "x$db = xtrue")
AC_SUBST(DB_CXXFLAGS)
AC_SUBST(DB_LDFLAGS)
# check if both DB layers are selected
if test "x$sqlite" = "xtrue" ; then
if test "x$db" = "xtrue" ; then
AC_MSG_ERROR([Please provide exactly one DB access layer, either --with-sqlite or --with-db.])
fi
fi
# check if no DB layer is selected, use SQLite by the default
if test "x$sqlite" = "xfalse" ; then
if test "x$db" = "xfalse" ; then
AC_MSG_NOTICE([Using SQLite3 as the default DB access layer.])
AC_CHECK_HEADERS([sqlite3.h],, [
AC_MSG_ERROR([sqlite3.h header not found or not usable])
])
AC_CHECK_LIB(sqlite3, [sqlite3_open], [DB_LIBS="-lsqlite3"],[
AC_MSG_ERROR([Could not find libsqlite3])
])
sqlite=true
AM_CONDITIONAL(USE_SQLITE, test x$sqlite = xtrue)
AC_SUBST(DB_LIBS)
fi
fi
if test "x$sqlite" = "xtrue" ; then
AC_DEFINE(USE_SQLITE, [1], [Define to use SQLite])
AC_DEFINE(USE_DB, [0], [Define to use Berkeley DB])
else
AC_DEFINE(USE_SQLITE, [0], [Define to use SQLite])
AC_DEFINE(USE_DB, [1], [Define to use Berkeley DB])
fi
#
# ** Posix dependent libraries **
#
openssl=false
cares=false
if test "x$WIN32" = "xno" ; then
# OpenSSL
AC_MSG_CHECKING(for OpenSSL)
AC_ARG_WITH([openssl],
AS_HELP_STRING(--with-openssl=PATH, base of OpenSSL installation),
[
case $with_openssl in
no)
AC_MSG_ERROR([Please specify path to OpenSSL installation directory!])
;;
yes)
AC_CHECK_HEADERS([openssl/ssl.h], [],
AC_MSG_ERROR([ssl.h header not found or not usable])
)
LIBS="-lcrypto $LIBS"
AC_CHECK_LIB(ssl, [SSL_new], [LIBSSL_LIBS="-lssl -lcrypto"],
AC_MSG_ERROR([Could not find OpenSSL library!])
)
LIBS=$SAVE_LIBS
AC_SUBST(LIBSSL_LIBS)
openssl=true
;;
*)
# determine if library is installed
LDFLAGS="-L$with_openssl/lib $LDFLAGS"
CXXFLAGS="-I$with_openssl/include $CXXFLAGS"
LIBSSL_LDFLAGS="-L$with_openssl/lib"
LIBSSL_FLAGS="-I$with_openssl/include"
SAVE_LIBS=$LIBS
LIBS="-lcrypto $LIBS"
AC_CHECK_HEADERS([openssl/ssl.h], [],
AC_MSG_ERROR([ssl.h header not found or not usable])
)
AC_CHECK_LIB(ssl, [SSL_new], [LIBSSL_LIBS="-lssl -lcrypto"],
AC_MSG_ERROR([Could not find OpenSSL library!])
)
AC_SUBST(LIBSSL_FLAGS)
AC_SUBST(LIBSSL_LDFLAGS)
AC_SUBST(LIBSSL_LIBS)
openssl=true
#restore
LIBS=$SAVE_LIBS
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[
AC_MSG_RESULT([--with-openssl not specified])
AC_CHECK_HEADERS([openssl/ssl.h], [],
AC_MSG_ERROR([ssl.h header not found or not usable])
)
LIBS="-lcrypto $LIBS"
AC_CHECK_LIB(ssl, [SSL_new], [LIBSSL_LIBS="-lssl -lcrypto"],
AC_MSG_ERROR([Could not find OpenSSL library!])
)
LIBS=$SAVE_LIBS
AC_SUBST(LIBSSL_LIBS)
openssl=true
]
)
# c-ares
AC_MSG_CHECKING(for c-ares)
AC_ARG_WITH([cares],
AS_HELP_STRING(--with-cares=PATH, base of c-ares installation),
[
case $with_cares in
no)
AC_MSG_ERROR([Please specify path to c-ares installation directory!])
;;
yes)
AC_CHECK_HEADERS([ares.h], [],
AC_MSG_ERROR([ares.h header not found or not usable])
)
AC_CHECK_LIB(cares, [ares_library_init], [CARES_LIBS="-lcares"],
AC_MSG_ERROR([Could not find c-ares library!])
)
AC_SUBST(CARES_LIBS)
cares=true
;;
*)
# determine if library is installed
LDFLAGS="-L$with_cares/lib $LDFLAGS"
CXXFLAGS="-I$with_cares/include $CXXFLAGS"
CARES_LDFLAGS="-L$with_cares/lib"
CARES_FLAGS="-I$with_cares/include"
AC_CHECK_HEADERS([ares.h], [],
AC_MSG_ERROR([ares.h header not found or not usable])
)
AC_CHECK_LIB(cares, [ares_library_init], [CARES_LIBS="-lcares"],
AC_MSG_ERROR([Could not find c-ares library!])
)
AC_SUBST(CARES_FLAGS)
AC_SUBST(CARES_LDFLAGS)
AC_SUBST(CARES_LIBS)
cares=true
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[
AC_MSG_RESULT([--with-cares not specified])
AC_CHECK_HEADERS([ares.h], [],
AC_MSG_ERROR([ares.h header not found or not usable])
)
AC_CHECK_LIB(cares, [ares_library_init], [CARES_LIBS="-lcares"],
AC_MSG_ERROR([Could not find c-ares library!])
)
AC_SUBST(CARES_LIBS)
cares=true
]
)
# cURL
AC_ARG_ENABLE(curl-checks,
AS_HELP_STRING([--enable-curl-checks], [enable cURL checks [default=yes]])],
[enable_curl_checks=$enableval],
[enable_curl_checks=yes]
)
# check for cURL library
AC_ARG_WITH([curl],
AS_HELP_STRING(--with-curl=PATH, base of cURL installation),
[
case $with_curl in
no)
AC_MSG_ERROR([Please specify path to cURL installation directory!])
;;
yes)
LIBCURL_LIBS="-lcurl"
SAVE_LIBS=$LIBS
LIBS="-lcurl $LIBS"
AC_CHECK_HEADERS([curl/curl.h], [],
AC_MSG_ERROR([curl.h header not found or not usable])
)
AC_CHECK_LIB(curl, [main], [],
AC_MSG_ERROR([Could not find libcurl!])
)
AC_SUBST(LIBCURL_LIBS)
if test "x$enable_curl_checks" = "xyes" ; then
CURL_CHK()
else
AC_MSG_NOTICE([skipping cURL checks.])
fi
LIBS=$SAVE_LIBS
;;
*)
# determine if library is installed
LDFLAGS="-L$with_curl/lib $LDFLAGS"
CXXFLAGS="-I$with_curl/include $CXXFLAGS"
SAVE_LIBS=$LIBS
LIBS="-lcurl $LIBS"
LIBCURL_LIBS="-L$with_curl/lib -lcurl"
LIBCURL_FLAGS="-I$with_curl/include"
AC_CHECK_HEADERS([curl/curl.h], [],
AC_MSG_ERROR([curl.h header not found or not usable])
)
AC_CHECK_LIB(curl, [main], [],
AC_MSG_ERROR([Could not find libcurl!])
)
AC_SUBST(LIBCURL_FLAGS)
AC_SUBST(LIBCURL_LIBS)
if test "x$enable_curl_checks" = "xyes" ; then
CURL_CHK()
else
AC_MSG_NOTICE([skipping cURL checks.])
fi
#restore
LIBS=$SAVE_LIBS
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
;;
esac
],
[
LIBCURL_LIBS="-lcurl"
SAVE_LIBS=$LIBS
LIBS="-lcurl $LIBS"
AC_CHECK_HEADERS([curl/curl.h], [],
AC_MSG_ERROR([curl.h header not found or not usable])
)
AC_CHECK_LIB(curl, [main], [],
AC_MSG_ERROR([Could not find libcurl!])
)
AC_SUBST(LIBCURL_LIBS)
if test "x$enable_curl_checks" = "xyes" ; then
CURL_CHK()
else
AC_MSG_NOTICE([skipping cURL checks.])
fi
LIBS=$SAVE_LIBS
]
)
fi
# define on all platforms
AM_CONDITIONAL(HAVE_OPENSSL, test x$openssl = xtrue)
if test "x$openssl" = "xtrue" ; then
AC_DEFINE(USE_OPENSSL, [1], [Define to use OpenSSL])
else
AC_DEFINE(USE_OPENSSL, [0], [Define to use OpenSSL])
fi
# define on all platforms
AM_CONDITIONAL(HAVE_CARES, test x$cares = xtrue)
if test "x$cares" = "xtrue" ; then
AC_DEFINE(USE_CARES, [1], [Define to use c-ares])
else
AC_DEFINE(USE_CARES, [0], [Define to use c-ares])
fi
# determine platform include path
if test "x$WIN32" = "xyes" ; then
platform_include="mega/win32"
else
platform_include="mega/posix"
fi
AC_SUBST(platform_include)
# Examples
AC_MSG_CHECKING([if building example applications])
AC_ARG_ENABLE(examples,
AS_HELP_STRING([--enable-examples], [build example applications]),
[], [enable_examples=yes])
AM_CONDITIONAL([BUILD_EXAMPLES], [test "$enable_examples" = "yes"])
AC_MSG_RESULT([$enable_examples])
# FreeImage
freeimage=false
AC_MSG_CHECKING(for FreeImage)
AC_ARG_WITH(freeimage,
AS_HELP_STRING(--with-freeimage=PATH, base of FreeImage installation),
[AC_MSG_RESULT($with_freeimage)
case $with_freeimage in
no)
freeimage=false
;;
yes)
AC_CHECK_HEADERS([FreeImage.h],, [
AC_MSG_ERROR([FreeImage.h header not found or not usable])
])
AC_CHECK_LIB([freeimage], [main], [FI_LIBS="-lfreeimage"], [
AC_MSG_ERROR([FreeImage library is not found!])])
freeimage=true
;;
*)
# determine if library is installed
if test -d "$with_freeimage/lib"; then
LDFLAGS="-L$with_freeimage/lib $LDFLAGS"
CXXFLAGS="-I$with_freeimage/include $CXXFLAGS"
CPPFLAGS="-I$with_freeimage/include $CPPFLAGS"
AC_CHECK_HEADERS([FreeImage.h],[
FI_LDFLAGS="-L$with_freeimage/lib"
FI_CXXFLAGS="-I$with_freeimage/include"
FI_CPPFLAGS="-I$with_freeimage/include"],
AC_MSG_ERROR([FreeImage.h header not found or not usable])
)
else
LDFLAGS="-L$with_freeimage/Dist $LDFLAGS"
CXXFLAGS="-I$with_freeimage/Dist $CXXFLAGS"
CPPFLAGS="-I$with_freeimage/Dist $CPPFLAGS"
AC_CHECK_HEADERS([FreeImage.h],[
FI_LDFLAGS="-L$with_freeimage/Dist"
FI_CXXFLAGS="-I$with_freeimage/Dist"
FI_CPPFLAGS="-I$with_freeimage/Dist"],
AC_MSG_ERROR([FreeImage.h header not found or not usable])
)
fi
# check and set FI library
AC_CHECK_LIB([freeimage], [main], [FI_LIBS="-lfreeimage"], [
AC_MSG_ERROR([FreeImage library is not found!])])
#restore
LDFLAGS=$SAVE_LDFLAGS
CXXFLAGS=$SAVE_CXXFLAGS
CPPFLAGS=$SAVE_CPPFLAGS
freeimage=true
;;
esac
],
[AC_MSG_RESULT([--with-freeimage not specified])
AC_CHECK_HEADERS([FreeImage.h],, [
AC_MSG_ERROR([FreeImage.h header not found or not usable])
])
AC_CHECK_LIB([freeimage], [main], [FI_LIBS="-lfreeimage"], [
AC_MSG_ERROR([FreeImage library is not found!])])
freeimage=true
]
)
AC_SUBST(FI_LDFLAGS)
AC_SUBST(FI_LIBS)
if test x$enable_static = xyes; then
AC_DEFINE(FREEIMAGE_LIB, [1], [Define to use FreeImage as a static library.])
AM_CONDITIONAL([FREEIMAGE_LIB], [test "x$freeimage" = "xtrue"])
else
AM_CONDITIONAL([FREEIMAGE_LIB], [test "x$freeimage" = "xnone"])
fi
AC_SUBST(FI_CXXFLAGS)
AC_SUBST(FI_CPPFLAGS)
if test "x$freeimage" = "xtrue" ; then
AC_DEFINE(USE_FREEIMAGE, [1], [Define to use FreeImage library.])
fi
AM_CONDITIONAL([USE_FREEIMAGE], [test "x$freeimage" = "xtrue"])