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tesseract/configure.ac
Stefan Weil e663d00fbe Support AVX for 32 bit platforms 
_mm256_extract_epi64 is not available for 32 bit platforms,
but it can be replaced by "a very simple workaround".

Signed-off-by: Stefan Weil <sw@weilnetz.de>
2017-02-27 11:15:28 +01:00

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# -*-Shell-script-*-
#
# Copyright (c) Luc Vincent
# ----------------------------------------
# Initialization
# ----------------------------------------
AC_PREREQ([2.59])
AC_INIT([tesseract], [4.00.00dev], [https://github.com/tesseract-ocr/tesseract/issues])
AC_PROG_CXX([g++ clang++])
AC_LANG([C++])
AC_LANG_COMPILER_REQUIRE
CXXFLAGS=${CXXFLAGS:-""}
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([config])
AC_CONFIG_SRCDIR([api/tesseractmain.cpp])
AC_PREFIX_DEFAULT([/usr/local])
# Define date of package, etc. Could be useful in auto-generated
# documentation.
PACKAGE_YEAR=2016
PACKAGE_DATE="11/11"
abs_top_srcdir=`AS_DIRNAME([$0])`
gitrev="`git --git-dir=${abs_top_srcdir}/.git --work-tree=${abs_top_srcdir} describe --always --tags`"
if test -n "${gitrev}" ; then
AC_REVISION(["${gitrev}"])
AC_DEFINE_UNQUOTED([GIT_REV], ["${gitrev}"], [Define to be the git revision])
echo "Using git revision: ${gitrev}"
fi
AC_DEFINE_UNQUOTED([PACKAGE_NAME], ["${PACKAGE_NAME}"], [Name of package])
AC_DEFINE_UNQUOTED([PACKAGE_VERSION], ["${PACKAGE_VERSION}"], [Version number])
AC_DEFINE_UNQUOTED([PACKAGE_YEAR], ["$PACKAGE_YEAR"], [Official year for this release])
AC_DEFINE_UNQUOTED([PACKAGE_DATE], ["$PACKAGE_DATE"], [Official date of release])
AC_SUBST([PACKAGE_NAME])
AC_SUBST([PACKAGE_VERSION])
AC_SUBST([PACKAGE_YEAR])
AC_SUBST([PACKAGE_DATE])
GENERIC_LIBRARY_NAME=tesseract
# Release versioning
GENERIC_MAJOR_VERSION=4
GENERIC_MINOR_VERSION=0
GENERIC_MICRO_VERSION=0
# API version (often = GENERIC_MAJOR_VERSION.GENERIC_MINOR_VERSION)
GENERIC_API_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
GENERIC_LIBRARY_VERSION=$GENERIC_MAJOR_VERSION:$GENERIC_MINOR_VERSION
AC_SUBST([GENERIC_API_VERSION])
AC_SUBST([GENERIC_MAJOR_VERSION])
AC_SUBST([GENERIC_LIBRARY_VERSION])
PACKAGE=$GENERIC_LIBRARY_NAME
AC_SUBST([GENERIC_LIBRARY_NAME])
GENERIC_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION.$GENERIC_MICRO_VERSION
GENERIC_RELEASE=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
AC_SUBST([GENERIC_RELEASE])
AC_SUBST([GENERIC_VERSION])
# ----------------------------------------
# Automake configuration
# ----------------------------------------
# Do not require README file (we use README.md)
AM_INIT_AUTOMAKE([foreign])
AC_CONFIG_HEADERS([config_auto.h:config/config.h.in])
AM_MAINTAINER_MODE
# default conditional
AM_CONDITIONAL([T_WIN], false)
AM_CONDITIONAL([MINGW], false)
AM_CONDITIONAL([OSX], false)
AM_CONDITIONAL([GRAPHICS_DISABLED], false)
AC_SUBST([AM_CPPFLAGS])
OPENCL_INC="/opt/AMDAPP/include"
OPENCL_LIBS="-lOpenCL -ltiff"
#############################
#
# Platform specific setup
#
#############################
AC_CANONICAL_HOST
case "${host_os}" in
mingw*)
AC_DEFINE_UNQUOTED([MINGW], 1, [This is a MinGW system])
AM_CONDITIONAL([T_WIN], true)
AM_CONDITIONAL([MINGW], true)
AM_CONDITIONAL([ADD_RT], false)
AC_SUBST([AM_LDFLAGS], ['-Wl,-no-undefined -Wl,--as-needed'])
;;
cygwin*)
AM_CONDITIONAL([ADD_RT], false)
AC_SUBST([AM_LDFLAGS], ['-Wl,-no-undefined -Wl,--as-needed'])
;;
solaris*)
LIBS="-lsocket -lnsl -lrt -lxnet"
AM_CONDITIONAL([ADD_RT], true)
;;
*darwin*)
OPENCL_LIBS=""
OPENCL_INC=""
AM_CONDITIONAL([ADD_RT], false)
;;
powerpc-*-darwin*)
OPENCL_LIBS=""
;;
*)
# default
AM_CONDITIONAL([ADD_RT], true)
;;
esac
## Checks for supported compiler options.
AM_CONDITIONAL([AVX_OPT], false)
AM_CONDITIONAL([SSE41_OPT], false)
AX_CHECK_COMPILE_FLAG([-mavx], [avx=true], [avx=false])
if $avx; then
AM_CONDITIONAL([AVX_OPT], true)
fi
AX_CHECK_COMPILE_FLAG([-msse4.1], [sse41=true], [sse41=false])
if $sse41; then
AM_CONDITIONAL([SSE41_OPT], true)
fi
includedir="${includedir}/tesseract"
AC_ARG_WITH([extra-includes],
[AS_HELP_STRING([--with-extra-includes=DIR],
[Define an additional directory for include files])],
[if test -d "$withval" ; then
CFLAGS="$CFLAGS -I$withval"
else
AC_MSG_ERROR([Cannot stat directory $withval])
fi])
AC_ARG_WITH([extra-libraries],
[AS_HELP_STRING([--with-extra-libraries=DIR],
[Define an additional directory for library files])],
[if test -d "$withval" ; then
LDFLAGS="$LDFLAGS -L$withval"
else
AC_MSG_ERROR([Cannot stat directory $withval])
fi])
AC_MSG_CHECKING([--enable-graphics argument])
AC_ARG_ENABLE([graphics],
[AS_HELP_STRING([--enable-graphics],[enable graphics (ScrollView) (default)])
AS_HELP_STRING([--disable-graphics],[disable graphics (ScrollView)])],
[enable_graphics=$enableval],
[enable_graphics="yes"])
AC_MSG_RESULT([$enable_graphics])
if test "$enable_graphics" = "no"; then
AC_DEFINE([GRAPHICS_DISABLED], [], [Disable graphics])
AM_CONDITIONAL([GRAPHICS_DISABLED], true)
fi
# check whether to build embedded version
AC_MSG_CHECKING([--enable-embedded argument])
AC_ARG_ENABLE([embedded],
[ --enable-embedded enable embedded build (default=no)],
[enable_embedded=$enableval],
[enable_embedded="no"])
AC_MSG_RESULT([$enable_embedded])
AM_CONDITIONAL([EMBEDDED], [test "$enable_embedded" = "yes"])
if test "$enable_embedded" = "yes"; then
AM_CPPFLAGS="-DEMBEDDED $AM_CPPFLAGS"
fi
# check whether to build OpenMP support
AC_OPENMP
# check whether to build opencl version
AC_MSG_CHECKING([--enable-opencl argument])
AC_ARG_ENABLE([opencl],
[ --enable-opencl enable opencl build (default=no)],
[enable_opencl=$enableval],
[enable_opencl="no"])
AC_MSG_RESULT([$enable_opencl])
# check for opencl header
have_opencl=false
AC_CHECK_HEADERS([CL/cl.h], [have_opencl=true], [
AC_CHECK_HEADERS(OpenCL/cl.h, have_opencl=true, have_opencl=false)
])
have_tiff=false
AC_CHECK_HEADERS([tiffio.h], [have_tiff=true], [have_tiff=false])
# https://lists.apple.com/archives/unix-porting/2009/Jan/msg00026.html
m4_define([MY_CHECK_FRAMEWORK],
[AC_CACHE_CHECK([if -framework $1 works],[my_cv_framework_$1],
[save_LIBS="$LIBS"
LIBS="$LIBS -framework $1"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
[my_cv_framework_$1=yes],
[my_cv_framework_$1=no])
LIBS="$save_LIBS"
])
if test "$my_cv_framework_$1"="yes"; then
AC_DEFINE(AS_TR_CPP([HAVE_FRAMEWORK_$1]), 1,
[Define if you have the $1 framework])
AS_TR_CPP([FRAMEWORK_$1])="-framework $1"
AC_SUBST(AS_TR_CPP([FRAMEWORK_$1]))
fi]
)
have_opencl_lib=false
OPENCL_CPPFLAGS=''
OPENCL_LDFLAGS=''
case "${host_os}" in
*darwin* | *-macos10*)
echo "checking for OpenCL framework"
MY_CHECK_FRAMEWORK([OpenCL])
if test $my_cv_framework_OpenCL = yes; then
have_opencl_lib=true
fi
if test "$enable_opencl" = "yes"; then
if !($have_opencl_lib); then
AC_MSG_ERROR([Required OpenCL library not found!])
fi
AM_CPPFLAGS="-DUSE_OPENCL $AM_CPPFLAGS"
OPENCL_CPPFLAGS=""
OPENCL_LDFLAGS="-framework OpenCL"
fi
;;
*)
# default
AC_CHECK_LIB([OpenCL], [clGetPlatformIDs],
[have_opencl_lib=true], [have_opencl_lib=false])
if test "$enable_opencl" = "yes"; then
if !($have_opencl); then
AC_MSG_ERROR([Required OpenCL headers not found!])
fi
if !($have_opencl_lib); then
AC_MSG_ERROR([Required OpenCL library not found!])
fi
if !($have_tiff); then
AC_MSG_ERROR([Required TIFF headers not found! Try to install libtiff-dev?? package.])
fi
AM_CPPFLAGS="-DUSE_OPENCL $AM_CPPFLAGS"
OPENCL_CPPFLAGS="-I${OPENCL_INC}"
OPENCL_LDFLAGS="${OPENCL_LIBS}"
fi
;;
esac
AM_CONDITIONAL([USE_OPENCL], [test "$enable_opencl" = "yes"])
AC_SUBST([OPENCL_CPPFLAGS])
AC_SUBST([OPENCL_LDFLAGS])
# check whether to build tesseract with -fvisibility=hidden -fvisibility-inlines-hidden
# http://gcc.gnu.org/wiki/Visibility
# http://groups.google.com/group/tesseract-dev/browse_thread/thread/976645ae98189127
AC_MSG_CHECKING([--enable-visibility argument])
AC_ARG_ENABLE([visibility],
[AS_HELP_STRING([--enable-visibility],[enable experimental build with fvisibility (default=no)])],
[enable_visibility=$enableval],
[enable_visibility="no"])
AC_MSG_RESULT([$enable_visibility])
AM_CONDITIONAL([VISIBILITY], [test "$enable_visibility" = "yes"])
# check whether to build multiple libraries
AC_MSG_CHECKING([--enable-multiple-libraries argument])
AC_ARG_ENABLE([multiple-libraries],
[AS_HELP_STRING([--enable-multiple-libraries],[enable multiple libraries (default=no)])],
[enable_mlibs=$enableval],
[enable_mlibs="no"])
AC_MSG_RESULT([$enable_mlibs])
AM_CONDITIONAL([USING_MULTIPLELIBS], [test "$enable_mlibs" = "yes"])
# Check if tessdata-prefix is disabled
AC_MSG_CHECKING([whether to use tessdata-prefix])
AC_ARG_ENABLE([tessdata-prefix],
[AS_HELP_STRING([--disable-tessdata-prefix],
[don't set TESSDATA-PREFIX during compile])],
[tessdata_prefix="no"], [tessdata_prefix="yes"])
AC_MSG_RESULT([$tessdata_prefix])
AM_CONDITIONAL([NO_TESSDATA_PREFIX], [test "$tessdata_prefix" = "no"])
# Check whether enable debuging
AC_MSG_CHECKING([whether to enable debugging])
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[turn on debugging (default=no)])],
[debug=$enableval],
[debug="no"])
AC_MSG_RESULT([$debug])
if test x"$debug" = x"yes"; then
AM_CXXFLAGS="$AM_CXXFLAGS -g -Wall -O0 -DDEBUG"
AM_CPPFLAGS="$AM_CPPFLAGS -g -Wall -O0 -DDEBUG"
else
AM_CXXFLAGS="$AM_CXXFLAGS -O2 -DNDEBUG"
AM_CPPFLAGS="$AM_CPPFLAGS -O2 -DNDEBUG"
fi
#localedir='${prefix}/share/locale'
# Always look into a "gnu" directory.
curwd=`pwd`
if test -d $curwd/gnu/include ; then
CPPFLAGS="$CPPFLAGS -I$curwd/gnu/include"
fi
if test -d $curwd/gnu/lib ; then
LDFLAGS="$LDFLAGS -L$curwd/gnu/lib"
fi
# ----------------------------------------
# Check Compiler Characteristics and
# configure automake. The two appear to
# be intimately linked...
# ----------------------------------------
AC_PROG_LIBTOOL
# ----------------------------------------
# Additional checking of compiler characteristics
# ----------------------------------------
# Check Endianness. If Big Endian, this will define WORDS_BIGENDIAN
# See also at end of this file, where we define INTEL_BYTE_ORDER
# or MOTOROLA_BYTE_ORDER.
AC_C_BIGENDIAN
# ----------------------------------------
# Check for programs we need
# ----------------------------------------
# Check where all the following programs are and set
# variables accordingly:
LT_INIT
# ----------------------------------------
# C++ related options
# ----------------------------------------
AC_LANG_CPLUSPLUS
AC_MSG_CHECKING([if compiling with clang])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [[
#ifndef __clang__
not clang
#endif
]])],
[CLANG=yes], [CLANG=no])
AC_MSG_RESULT([$CLANG])
dnl ********************
dnl turn on c++11
dnl ********************
OLD_CXXFLAGS=$CXXFLAGS
AC_MSG_CHECKING([whether compiler supports C++11])
CXXFLAGS="$CXXFLAGS -std=c++11"
snprintfworks=no
AC_COMPILE_IFELSE(
[
AC_LANG_SOURCE([[
#if (__cplusplus < 201103L)
#error C++ 11 is unsupported
#endif
]])
], [
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
AC_MSG_ERROR([Your compiler does not have the necessary c++11 support! Cannot proceed.])
])
AC_CHECK_FUNCS([snprintf],, [snprintfworks=yes])
CXXFLAGS="$OLD_CXXFLAGS"
# set c++11 support based on platform/compiler
case "${host_os}" in
cygwin*)
CXXFLAGS="$CXXFLAGS -std=gnu++11"
;;
*-darwin* | *-macos10*)
if test "x$CLANG" = "xyes"; then
CXXFLAGS="$CXXFLAGS -std=c++11 "
LDFLAGS="$LDFLAGS -stdlib=libc++"
else
CXXFLAGS="$CXXFLAGS -std=c++11"
fi
;;
*)
# default
CXXFLAGS="$CXXFLAGS -std=c++11"
;;
esac
# ----------------------------------------
# Check for libraries
# ----------------------------------------
AC_SEARCH_LIBS([sem_init], [pthread rt])
# ----------------------------------------
# Checks for header files.
# ----------------------------------------
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS([sys/ipc.h sys/shm.h])
AC_CHECK_HEADERS([limits.h malloc.h])
# Enable use of system-defined bool type if available:
AC_HEADER_STDBOOL
# Misc
AC_SYS_INTERPRETER
AC_SYS_LARGEFILE
AC_CHECK_FUNCS([getline])
# ----------------------------------------
# Checks for typedefs, structures, and compiler characteristics.
# ----------------------------------------
AC_CHECK_TYPES([wchar_t],,, [#include "wchar.h"])
AC_CHECK_TYPES([long long int])
AC_CHECK_TYPES([off_t],,, [#include "sys/types.h"])
AC_CHECK_TYPES([mbstate_t],,, [#include "wchar.h"])
# ----------------------------------------
# Test auxiliary packages
# ----------------------------------------
PKG_CHECK_MODULES([LEPTONICA], [lept >= 1.74], [have_lept=true], [have_lept=false])
if $have_lept; then
CPPFLAGS="$CPPFLAGS $LEPTONICA_CFLAGS"
else
AC_MSG_ERROR([Leptonica 1.74 or higher is required. Try to install libleptonica-dev package.])
fi
AM_CONDITIONAL([ENABLE_TRAINING], true)
# Check location of icu headers
PKG_CHECK_MODULES([ICU_UC], [icu-uc], [have_icu_uc=true], [have_icu_uc=false])
PKG_CHECK_MODULES([ICU_I18N], [icu-i18n], [have_icu_i18n=true], [have_icu_i18n=false])
if !($have_icu_uc && $have_icu_i18n); then
AC_CHECK_HEADERS([unicode/uchar.h], [have_icu=true], [have_icu=false])
if !($have_icu); then
AC_MSG_WARN([Training tools WILL NOT be built because of missing icu library.])
AC_MSG_WARN([Try to install libicu-devel package.])
AM_CONDITIONAL([ENABLE_TRAINING], false)
else
ICU_UC_LIBS="-licui18n -licuuc"
fi
fi
# Check location of pango headers
PKG_CHECK_MODULES([pango], [pango], [have_pango=true], [have_pango=false])
if !($have_pango); then
AC_MSG_WARN([Training tools WILL NOT be built because of missing pango library.])
AC_MSG_WARN([Try to install libpango1.0-dev package.])
AM_CONDITIONAL([ENABLE_TRAINING], false)
else
CPPFLAGS="$CPPFLAGS $pango_CFLAGS"
fi
# Check location of cairo headers
PKG_CHECK_MODULES([cairo], [cairo], [have_cairo=true], [have_cairo=false])
if !($have_cairo); then
AC_MSG_WARN([Training tools WILL NOT be built because of missing cairo library.])
AC_MSG_WARN([Try to install libcairo-dev?? package.])
AM_CONDITIONAL([ENABLE_TRAINING], false)
else
CPPFLAGS="$CPPFLAGS $cairo_CFLAGS"
fi
# ----------------------------------------
# Final Tasks and Output
# ----------------------------------------
# Output files
AC_CONFIG_FILES([Makefile tesseract.pc])
AC_CONFIG_FILES([api/Makefile])
AC_CONFIG_FILES([arch/Makefile])
AC_CONFIG_FILES([ccmain/Makefile])
AC_CONFIG_FILES([opencl/Makefile])
AC_CONFIG_FILES([ccstruct/Makefile])
AC_CONFIG_FILES([ccutil/Makefile])
AC_CONFIG_FILES([classify/Makefile])
AC_CONFIG_FILES([cutil/Makefile])
AC_CONFIG_FILES([dict/Makefile])
AC_CONFIG_FILES([lstm/Makefile])
AC_CONFIG_FILES([textord/Makefile])
AC_CONFIG_FILES([viewer/Makefile])
AC_CONFIG_FILES([wordrec/Makefile])
AC_CONFIG_FILES([tessdata/Makefile])
AC_CONFIG_FILES([tessdata/configs/Makefile])
AC_CONFIG_FILES([tessdata/tessconfigs/Makefile])
AC_CONFIG_FILES([testing/Makefile])
AC_CONFIG_FILES([java/Makefile])
AC_CONFIG_FILES([java/com/Makefile])
AC_CONFIG_FILES([java/com/google/Makefile])
AC_CONFIG_FILES([java/com/google/scrollview/Makefile])
AC_CONFIG_FILES([java/com/google/scrollview/events/Makefile])
AC_CONFIG_FILES([java/com/google/scrollview/ui/Makefile])
AC_CONFIG_FILES([doc/Makefile])
AM_COND_IF([ENABLE_TRAINING], [AC_CONFIG_FILES(training/Makefile)])
AC_OUTPUT
# Final message
echo ""
echo "Configuration is done."
echo "You can now build and install $PACKAGE_NAME by running:"
echo ""
echo "$ make"
echo "$ sudo make install"
# echo "$ sudo make install LANGS=\"eng ara deu\""
# echo " Or:"
# echo "$ sudo make install-langs"
AM_COND_IF([ENABLE_TRAINING],
[echo ""
echo "Training tools can be build and installed (after building of $PACKAGE_NAME) with:"
echo ""
echo "$ make training"
echo "$ sudo make training-install"
echo ""],
[echo ""
echo "You can not build training tools because of missing dependency."
echo "Check configure output for details."
echo ""]
)
# ----------------------------------------
# CONFIG Template
# ----------------------------------------
# Fence added in configuration file
AH_TOP([
#ifndef CONFIG_AUTO_H
#define CONFIG_AUTO_H
/* config_auto.h: begin */
])
# Stuff added at bottom of file
AH_BOTTOM([
/* Miscellaneous defines */
#define AUTOCONF 1
/* Not used yet
#ifndef NO_GETTEXT
#define USING_GETTEXT
#endif
*/
/* config_auto.h: end */
#endif
])
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