mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-01 07:59:05 +08:00
c3b9b7c60d
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@1059 d0cd1f9f-072b-0410-8dd7-cf729c803f20
517 lines
14 KiB
Plaintext
517 lines
14 KiB
Plaintext
# -*-Shell-script-*-
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#
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# Copyright (c) Luc Vincent
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# ----------------------------------------
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# Initialization
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# ----------------------------------------
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AC_PREREQ(2.50)
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AC_INIT([tesseract], [3.03], [http://code.google.com/p/tesseract-ocr/issues/list])
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CXXFLAGS=${CXXFLAGS:-""}
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AC_CONFIG_MACRO_DIR([m4])
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AC_REVISION([$Revision$])
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AC_CONFIG_AUX_DIR(config)
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AC_CONFIG_SRCDIR(api/tesseractmain.cpp)
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AC_PREFIX_DEFAULT(/usr/local)
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# Define date of package, etc. Could be useful in auto-generated
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# documentation.
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# TODO(luc) Generate good documentation using doxygen or equivalent
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PACKAGE_YEAR=2014
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PACKAGE_DATE="01/14"
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AC_DEFINE_UNQUOTED(PACKAGE_NAME,["${PACKAGE_NAME}"],[Name of package])
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AC_DEFINE_UNQUOTED(PACKAGE_VERSION,["${PACKAGE_VERSION}"],[Version number])
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AC_DEFINE_UNQUOTED(PACKAGE_YEAR,"$PACKAGE_YEAR",[Official year for this release])
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AC_DEFINE_UNQUOTED(PACKAGE_DATE,"$PACKAGE_DATE",[Official date of release])
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AC_SUBST(PACKAGE_NAME)
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AC_SUBST(PACKAGE_VERSION)
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AC_SUBST(PACKAGE_YEAR)
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AC_SUBST(PACKAGE_DATE)
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GENERIC_LIBRARY_NAME=tesseract
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# Release versioning
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GENERIC_MAJOR_VERSION=3
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GENERIC_MINOR_VERSION=3
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GENERIC_MICRO_VERSION=0
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# API version (often = GENERIC_MAJOR_VERSION.GENERIC_MINOR_VERSION)
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GENERIC_API_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
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GENERIC_LIBRARY_VERSION=$GENERIC_MAJOR_VERSION:$GENERIC_MINOR_VERSION
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AC_SUBST(GENERIC_API_VERSION)
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AC_SUBST(GENERIC_MAJOR_VERSION)
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AC_SUBST(GENERIC_LIBRARY_VERSION)
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PACKAGE=$GENERIC_LIBRARY_NAME
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AC_SUBST(GENERIC_LIBRARY_NAME)
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GENERIC_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION.$GENERIC_MICRO_VERSION
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GENERIC_RELEASE=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
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AC_SUBST(GENERIC_RELEASE)
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AC_SUBST(GENERIC_VERSION)
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# ----------------------------------------
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# Automake configuration
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# ----------------------------------------
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AM_INIT_AUTOMAKE
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AC_CONFIG_HEADERS(config_auto.h:config/config.h.in)
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AM_MAINTAINER_MODE
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# default conditional
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AM_CONDITIONAL(MINGW, false)
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AM_CONDITIONAL(OSX, false)
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AM_CONDITIONAL(GRAPHICS_DISABLED, false)
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OPENCL_INC="/opt/AMDAPP/include"
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OPENCL_LIBS="-lOpenCL"
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#############################
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#
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# Platform specific setup
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#
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#############################
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AC_CANONICAL_HOST
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case "${host_os}" in
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mingw32*)
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AC_DEFINE_UNQUOTED(MINGW,1,[This is a MinGW system])
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AM_CONDITIONAL(MINGW, true)
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AM_CONDITIONAL(ADD_RT, false)
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AC_SUBST([AM_LDFLAGS], ['-Wl,-no-undefined -Wl,--as-needed'])
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;;
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cygwin*)
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AM_CONDITIONAL(ADD_RT, false)
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;;
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solaris*)
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LIBS="-lsocket -lnsl -lrt -lxnet"
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AM_CONDITIONAL(ADD_RT, true)
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;;
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*darwin*)
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OPENCL_LIBS="-framework OpenCL"
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OPENCL_INC=""
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AM_CONDITIONAL(ADD_RT, false)
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;;
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powerpc-*-darwin*)
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OPENCL_LIBS=""
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;;
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*)
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# default
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AM_CONDITIONAL(ADD_RT, true)
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;;
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esac
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includedir="${includedir}/tesseract"
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AC_ARG_WITH(extra-includes,
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AC_HELP_STRING([--with-extra-includes=DIR],
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[Define an additional directory for include files]),
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[ if test -d "$withval" ; then
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CFLAGS="$CFLAGS -I$withval"
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else
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AC_MSG_ERROR([Cannot stat directory $withval])
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fi ] )
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AC_ARG_WITH(extra-libraries,
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AC_HELP_STRING([--with-extra-libraries=DIR],
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[Define an additional directory for library files]),
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[ if test -d "$withval" ; then
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LDFLAGS="$LDFLAGS -L$withval"
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else
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AC_MSG_ERROR([Cannot stat directory $withval])
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fi ] )
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AC_MSG_CHECKING(--enable-graphics argument)
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AC_ARG_ENABLE([graphics],
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[AC_HELP_STRING([--enable-graphics],[enable graphics (ScrollView) (default)])
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AC_HELP_STRING([--disable-graphics],[disable graphics (ScrollView)])],
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[enable_graphics=$enableval],
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[enable_graphics="yes"])
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AC_MSG_RESULT($enable_graphics)
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if test "$enable_graphics" = "no"; then
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AC_DEFINE([GRAPHICS_DISABLED], [], [Disable graphics])
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AM_CONDITIONAL(GRAPHICS_DISABLED, true)
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fi
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# check whether to build embedded version
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AC_MSG_CHECKING(--enable-embedded argument)
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AC_ARG_ENABLE([embedded],
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[ --enable-embedded enable embedded build (default=no)],
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[enable_embedded=$enableval],
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[enable_embedded="no"])
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AC_MSG_RESULT($enable_embedded)
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AM_CONDITIONAL([EMBEDDED], [test "$enable_embedded" = "yes"])
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if test "$enable_embedded" = "yes"; then
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AC_SUBST([AM_CPPFLAGS], [-DEMBEDDED])
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fi
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# check whether to build opencl version
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AC_MSG_CHECKING(--enable-opencl argument)
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AC_ARG_ENABLE([opencl],
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[ --enable-opencl enable opencl build (default=no)],
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[enable_opencl=$enableval],
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[enable_opencl="no"])
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AC_MSG_RESULT($enable_opencl)
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AM_CONDITIONAL([USE_OPENCL], [test "$enable_opencl" = "yes"])
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if test "$enable_opencl" = "yes"; then
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AC_SUBST([AM_CPPFLAGS], [-DUSE_OPENCL])
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AC_SUBST([OPENCL_HDR_PATH],[$OPENCL_INC])
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AC_SUBST([OPENCL_LIB],[$OPENCL_LIBS])
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fi
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# check whether to build tesseract with -fvisibility=hidden -fvisibility-inlines-hidden
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# http://gcc.gnu.org/wiki/Visibility
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# http://groups.google.com/group/tesseract-dev/browse_thread/thread/976645ae98189127
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AC_MSG_CHECKING(--enable-visibility argument)
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AC_ARG_ENABLE([visibility],
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[AC_HELP_STRING([--enable-visibility],[enable experimental build with fvisibility (default=no)])],
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[enable_visibility=$enableval],
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[enable_visibility="no"])
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AC_MSG_RESULT($enable_visibility)
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AM_CONDITIONAL([VISIBILITY], [test "$enable_visibility" = "yes"])
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# check whether to build multiple libraries
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AC_MSG_CHECKING(--enable-multiple-libraries argument)
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AC_ARG_ENABLE([multiple-libraries],
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[AC_HELP_STRING([--enable-multiple-libraries],[enable multiple libraries (default=no)])],
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[enable_mlibs=$enableval],
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[enable_mlibs="no"])
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AC_MSG_RESULT($enable_mlibs)
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AM_CONDITIONAL([USING_MULTIPLELIBS], [test "$enable_mlibs" = "yes"])
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# Check if tessdata-prefix is disabled
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AC_MSG_CHECKING(whether to use tessdata-prefix)
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AC_ARG_ENABLE(tessdata-prefix,
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[AC_HELP_STRING([--disable-tessdata-prefix],
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[dont set TESSDATA-PREFIX during compile])],
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[tessdata_prefix="no"], [tessdata_prefix="yes"])
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AC_MSG_RESULT($tessdata_prefix)
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AM_CONDITIONAL([NO_TESSDATA_PREFIX], [test "$tessdata_prefix" = "no"])
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# Check whether enable debuging
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AC_MSG_CHECKING(whether to enable debugging)
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AC_ARG_ENABLE([debug],
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[AC_HELP_STRING([--enable-debug],
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[turn on debugging (default=no)])],
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[debug=$enableval],
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[debug="no"])
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AC_MSG_RESULT($debug)
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if test x"$debug" = x"yes"; then
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AM_CXXFLAGS="$AM_CXXFLAGS -g -Wall -Wno-uninitialized -O0 -DDEBUG"
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AM_CPPFLAGS="$AM_CPPFLAGS -g -Wall -Wno-uninitialized -O0 -DDEBUG"
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else
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AM_CXXFLAGS="$AM_CXXFLAGS -O2 -DNDEBUG"
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AM_CPPFLAGS="$AM_CPPFLAGS -O2 -DNDEBUG"
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fi
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#localedir='${prefix}/share/locale'
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# Always look into a "gnu" directory.
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curwd=`pwd`
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if test -d $curwd/gnu/include ; then
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CPPFLAGS="$CPPFLAGS -I$curwd/gnu/include"
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fi
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if test -d $curwd/gnu/lib ; then
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LDFLAGS="$LDFLAGS -L$curwd/gnu/lib"
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fi
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# Special cases
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case "$host" in
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*-darwin* | *-macos10*)
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if test -d /opt/local ; then
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CPPFLAGS="$CPPFLAGS -I/opt/local/include"
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LDFLAGS="$LDFLAGS -L/opt/local/lib"
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elif test -d /sw ; then
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CPPFLAGS="$CPPFLAGS -I/sw/include"
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LDFLAGS="$LDFLAGS -L/sw/lib"
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fi
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;;
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esac
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# ----------------------------------------
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# Check Compiler Characteristics and
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# configure automake. The two appear to
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# be intimately linked...
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# ----------------------------------------
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# Define order of compilers
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AC_PROG_CXX(g++)
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AC_PROG_LIBTOOL
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# ----------------------------------------
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# Additional checking of compiler characteristics
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# ----------------------------------------
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# Check Endianness. If Big Endian, this will define WORDS_BIGENDIAN
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# See also at end of this file, where we define INTEL_BYTE_ORDER
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# or MOTOROLA_BYTE_ORDER.
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AC_C_BIGENDIAN
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# ----------------------------------------
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# Check for programs we need
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# ----------------------------------------
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# Check where all the following programs are and set
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# variables accordingly:
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LT_INIT
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# ----------------------------------------
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# C++ related options
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# ----------------------------------------
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AC_LANG_CPLUSPLUS
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AC_MSG_CHECKING([if compiling with clang])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([], [[
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#ifndef __clang__
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not clang
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#endif
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]])],
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[CLANG=yes], [CLANG=no])
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AC_MSG_RESULT([$CLANG])
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dnl ********************
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dnl turn on c++11
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dnl ********************
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OLD_CXXFLAGS=$CXXFLAGS
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AC_MSG_CHECKING(whether compiler supports C++11)
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CXXFLAGS="$CXXFLAGS -std=c++11"
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snprintfworks=no
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AC_COMPILE_IFELSE(
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[
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AC_LANG_SOURCE([[
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#if (__cplusplus < 201103L)
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#error C++ 11 is unsupported
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#endif
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]])
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], [
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AC_MSG_RESULT(yes)
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has_cpp11=yes
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],
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[
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AC_MSG_RESULT(no)
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has_cpp11=no
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])
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AC_CHECK_FUNCS(snprintf,, [snprintfworks=yes])
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CXXFLAGS="$OLD_CXXFLAGS"
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# ----------------------------------------
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# Check for libraries
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# ----------------------------------------
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AC_SEARCH_LIBS(sem_init,pthread rt)
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# ----------------------------------------
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# Checks for header files.
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# ----------------------------------------
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AC_HEADER_STDC
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AC_HEADER_TIME
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AC_HEADER_SYS_WAIT
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AC_CHECK_HEADERS(sys/ipc.h sys/shm.h)
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AC_CHECK_HEADERS(limits.h malloc.h)
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# Enable use of system-defined bool type if available:
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AC_HEADER_STDBOOL
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# Misc
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AC_SYS_INTERPRETER
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AC_SYS_LARGEFILE
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AC_CHECK_FUNCS([getline])
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# ----------------------------------------
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# Checks for typedefs, structures, and compiler characteristics.
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# ----------------------------------------
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AC_CHECK_TYPES(wchar_t)
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AC_CHECK_TYPES(long long int)
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AC_CHECK_TYPES(mbstate_t,,,[#include "wchar.h"])
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# ----------------------------------------
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# Test auxiliary packages
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# ----------------------------------------
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# Check location of leptonica/liblept headers.
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AC_MSG_CHECKING(for leptonica)
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AC_ARG_VAR(LIBLEPT_HEADERSDIR,[Leptonica headers directory])
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have_lept=no
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if test "$LIBLEPT_HEADERSDIR" = "" ; then
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LIBLEPT_HEADERSDIR="/usr/local/include /usr/include"
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fi
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for incd in $LIBLEPT_HEADERSDIR
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do
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for lept in . leptonica liblept
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do
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if test -r "$incd/$lept/allheaders.h" ; then
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CPPFLAGS="$CPPFLAGS -I$incd/$lept"
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have_lept=yes
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fi
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done
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done
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if test "$have_lept" = yes ; then
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AC_MSG_RESULT(yes)
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AC_CHECK_LIB(lept,pixCreate,[], AC_MSG_ERROR([leptonica library missing]))
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else
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AC_MSG_ERROR([leptonica not found])
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fi
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AC_MSG_CHECKING([leptonica version >= 1.70])
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AC_PREPROC_IFELSE(
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[AC_LANG_PROGRAM([#include "allheaders.h"],
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[#if (LIBLEPT_MAJOR_VERSION >= 1) && (LIBLEPT_MINOR_VERSION >= 70)
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int i = 0;
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#else
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#error You need to upgrade your leptonica library!
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#endif])],
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[AC_MSG_RESULT(yes)],
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[AC_MSG_FAILURE([leptonica 1.70 or higher is required])])
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# Check location of icu headers
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have_icu=false
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AC_CHECK_HEADERS(unicode/uchar.h, have_icu=true, have_icu=false)
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if !($have_icu); then
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AC_MSG_WARN(Training tools WILL NOT be built because of missing icu library.)
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AC_MSG_WARN(Try to install libicu-devel package.)
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fi
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AM_CONDITIONAL(ENABLE_TRAINING, $have_icu)
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# Check location of pango headers
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have_pango=false
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AC_CHECK_HEADERS(pango-1.0/pango/pango-features.h, have_pango=true, have_pango=false)
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if !($have_pango); then
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AC_MSG_WARN(Training tools WILL NOT be built because of missing pango library.)
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AC_MSG_WARN(Try to install libpango1.0-dev package.)
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else
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CPPFLAGS="$CPPFLAGS $(pkg-config --cflags pango)"
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fi
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AM_CONDITIONAL(ENABLE_TRAINING, $have_pango)
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# Check location of cairo headers
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have_cairo=false
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AC_CHECK_HEADERS(cairo/cairo-version.h, have_cairo=true, have_cairo=false)
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if !($have_cairo); then
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AC_MSG_WARN(Training tools WILL NOT be built because of missing cairo library.)
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AC_MSG_WARN(Try to install libcairo-dev?? package.)
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else
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CPPFLAGS="$CPPFLAGS $(pkg-config --cflags cairo)"
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fi
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AM_CONDITIONAL(ENABLE_TRAINING, $have_cairo)
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# set c++11 support based on platform/compiler
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if test "x$has_cpp11" = "xyes"; then
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case "$host" in
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cygwin*)
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if test "x$snprintfworks" = "xno"; then
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# cygwin workaround
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# http://stackoverflow.com/questions/20149633/how-to-use-snprintf-in-g-std-c11-version-4-8-2/20149792#20149792
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CXXFLAGS="$CXXFLAGS -std=gnu++11"
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fi
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;;
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*-darwin* | *-macos10*)
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if test "x$CLANG" = "xyes"; then
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CXXFLAGS="$CXXFLAGS -std=c++11 "
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LDFLAGS="$LDFLAGS -stdlib=libc++"
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else
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CXXFLAGS="$CXXFLAGS -std=c++11"
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fi
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;;
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*)
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# default
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CXXFLAGS="$CXXFLAGS -std=c++11"
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;;
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esac
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fi
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# ----------------------------------------
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# Final Tasks and Output
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# ----------------------------------------
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# Output files
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AC_CONFIG_FILES([Makefile tesseract.pc])
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AC_CONFIG_FILES(api/Makefile)
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AC_CONFIG_FILES(ccmain/Makefile)
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AC_CONFIG_FILES(opencl/Makefile)
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AC_CONFIG_FILES(ccstruct/Makefile)
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AC_CONFIG_FILES(ccutil/Makefile)
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AC_CONFIG_FILES(classify/Makefile)
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AC_CONFIG_FILES(cube/Makefile)
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AC_CONFIG_FILES(cutil/Makefile)
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AC_CONFIG_FILES(dict/Makefile)
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AC_CONFIG_FILES(neural_networks/runtime/Makefile)
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AC_CONFIG_FILES(textord/Makefile)
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AC_CONFIG_FILES(viewer/Makefile)
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AC_CONFIG_FILES(wordrec/Makefile)
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AC_CONFIG_FILES(training/Makefile)
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AC_CONFIG_FILES(tessdata/Makefile)
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AC_CONFIG_FILES(tessdata/configs/Makefile)
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AC_CONFIG_FILES(tessdata/tessconfigs/Makefile)
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AC_CONFIG_FILES(testing/Makefile)
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AC_CONFIG_FILES(java/Makefile)
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AC_CONFIG_FILES(java/com/Makefile)
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AC_CONFIG_FILES(java/com/google/Makefile)
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AC_CONFIG_FILES(java/com/google/scrollview/Makefile)
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AC_CONFIG_FILES(java/com/google/scrollview/events/Makefile)
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AC_CONFIG_FILES(java/com/google/scrollview/ui/Makefile)
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AC_CONFIG_FILES(doc/Makefile)
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AC_OUTPUT
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# Final message
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echo ""
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echo "Configuration is done."
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echo "You can now build and install $PACKAGE_NAME by running:"
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echo ""
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echo "$ make"
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echo "$ sudo make install"
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echo "$ sudo make install LANGS=\"eng ara deu\""
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echo " Or:"
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echo "$ sudo make install-langs"
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if !($have_icu); then
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echo ""
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echo "You can not build training tools because of missing dependency."
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echo "Check configure output for details."
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echo ""
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else
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echo ""
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echo "Training tools can be build and installed (after building of $PACKAGE_NAME) with:"
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echo ""
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echo "$ make training"
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echo "$ sudo make training-install"
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echo ""
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fi
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# ----------------------------------------
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# CONFIG Template
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# ----------------------------------------
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# Fence added in configuration file
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AH_TOP([
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#ifndef CONFIG_AUTO_H
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#define CONFIG_AUTO_H
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/* config_auto.h: begin */
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])
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# Stuff added at bottom of file
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AH_BOTTOM([
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/* Miscellaneous defines */
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#define AUTOCONF 1
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/* Not used yet
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#ifndef NO_GETTEXT
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#define USING_GETTEXT
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#endif
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*/
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/* config_auto.h: end */
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#endif
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])
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