-dnl ===========================================================================
-dnl Process this file with GNU Autoconf to produce a configure script. Then
-dnl call ./configure to create Makefiles. After that say make and make install.
-dnl See aclocal.m4 for additional self-made macros.
-dnl ===========================================================================
-
-dnl This file is used as a signal that everything is in place:
-AC_INIT(include/ginac.h)
-dnl A convenient header file for some additional system-dependend output:
-AC_CONFIG_HEADER(config.h)
-
-dnl Set the Version Number at this place only:
-GiNaC_Major_Version=0
-GiNaC_Minor_Version=0
-GiNaC_Micro_Version=30
-dnl This composite variable can be inserted where it appears necessary:
-GiNaC_Version="${GiNaC_Major_Version}.${GiNaC_Minor_Version}.${GiNaC_Micro_Version}"
-dnl This composition is needed for libtool, if a shared lib shall be built:
-LibGiNaC_Ver="${GiNaC_Major_Version}:${GiNaC_Micro_Version}:${GiNaC_Minor_Version}"
-
-dnl ===========================================================================
-dnl Several features need to be added to standard-configure:
-dnl ===========================================================================
-AC_ARG_ENABLE(shared,
- [ --enable-shared build shared libraries [default=no]
- (a static library will still be built as well)],
- shared=${enableval}, shared="no")
-
-dnl ===========================================================================
-dnl Check for the compiler and all the utilities needed for the build:
-dnl ===========================================================================
-dnl Which is the C++ Compiler? (whether to use c++, g++, gcc, CC, cxx, cc++...)
+dnl Process this file with autoconf to produce a configure script.
+
+AC_INIT(ginac/basic.cpp)
+AC_PREREQ(2.13)
+
+dnl GiNaC library version information.
+dnl
+dnl Making releases:
+dnl GINACLIB_MICRO_VERSION += 1;
+dnl GINACLIB_INTERFACE_AGE += 1;
+dnl GINACLIB_BINARY_AGE += 1;
+dnl if any functions have been added, set GINACLIB_INTERFACE_AGE to 0.
+dnl if backwards compatibility has been broken,
+dnl set GINACLIB_BINARY_AGE and GINACLIB_INTERFACE_AGE to 0.
+dnl
+dnl NOTE: these can't be renamed to GINAC_MAJOR_VERSION etc. because
+dnl autoconf sees "AC_MAJOR_VERSION" and complains about an undefined macro
+dnl (don't we all *love* M4?)...
+
+GINACLIB_MAJOR_VERSION=0
+GINACLIB_MINOR_VERSION=6
+GINACLIB_MICRO_VERSION=0
+GINACLIB_INTERFACE_AGE=0
+GINACLIB_BINARY_AGE=0
+GINACLIB_VERSION=$GINACLIB_MAJOR_VERSION.$GINACLIB_MINOR_VERSION.$GINACLIB_MICRO_VERSION
+
+AC_SUBST(GINACLIB_MAJOR_VERSION)
+AC_SUBST(GINACLIB_MINOR_VERSION)
+AC_SUBST(GINACLIB_MICRO_VERSION)
+AC_SUBST(GINACLIB_INTERFACE_AGE)
+AC_SUBST(GINACLIB_BINARY_AGE)
+AC_SUBST(GINACLIB_VERSION)
+
+dnl GiNaC archive file version information.
+dnl
+dnl If properties have been added, ARCHIVE_VERSION += 1, ARCHIVE_AGE += 1.
+dnl If backwards compatibility has been broken, ARCHIVE_AGE to 0.
+dnl
+dnl The version number in newly created archives will be ARCHIVE_VERSION.
+dnl Archives version (ARCHIVE_VERSION-ARCHIVE_AGE) thru ARCHIVE_VERSION can
+dnl be read by this version of the GiNaC library.
+
+ARCHIVE_VERSION=0
+ARCHIVE_AGE=0
+
+AC_SUBST(ARCHIVE_VERSION)
+AC_SUBST(ARCHIVE_AGE)
+AC_DEFINE_UNQUOTED(ARCHIVE_VERSION, $ARCHIVE_VERSION)
+AC_DEFINE_UNQUOTED(ARCHIVE_AGE, $ARCHIVE_AGE)
+
+dnl libtool versioning
+LT_RELEASE=$GINACLIB_MAJOR_VERSION.$GINACLIB_MINOR_VERSION
+LT_CURRENT=`expr $GINACLIB_MICRO_VERSION - $GINACLIB_INTERFACE_AGE`
+LT_REVISION=$GINACLIB_INTERFACE_AGE
+LT_AGE=`expr $GINACLIB_BINARY_AGE - $GINACLIB_INTERFACE_AGE`
+
+AC_SUBST(LT_RELEASE)
+AC_SUBST(LT_CURRENT)
+AC_SUBST(LT_REVISION)
+AC_SUBST(LT_AGE)
+
+dnl This defines PACKAGE and VERSION.
+AM_CONFIG_HEADER(config.h)
+AM_INIT_AUTOMAKE([GiNaC], $GINACLIB_VERSION)
+AM_MAINTAINER_MODE
+
+dnl Check for the compiler and all the utilities needed for the build.
AC_PROG_CXX
-dnl How to run the C++ preprocessor?
AC_PROG_CXXCPP
-dnl Switch to C++ language mode for the following libraries and headers:
+AC_PROG_INSTALL
+AM_PROG_LIBTOOL
+AM_PROG_LEX
+AC_PROG_YACC
+
+dnl Configure options.
+AC_ARG_ENABLE(html-doc, [ --enable-html-doc build HTML documentation [default=yes]], , enable_html_doc=yes)
+AC_ARG_ENABLE(ps-doc, [ --enable-ps-doc build PostScript documentation [default=yes]], , enable_ps_doc=yes)
+AC_ARG_WITH(cint, [ --with-cint=CINTSYSDIR build GiNaC-cint C++ interpreter [default=no]], , with_cint=no)
+
+dnl Check for data types which are needed by the hash function (golden_ratio_hash).
+AC_CHECK_SIZEOF(long, 4)
+AC_CHECK_SIZEOF(long long, 8)
+AC_CHECK_SIZEOF(long double, 12)
+
+dnl Switch to C++ language mode for the following libraries and headers.
AC_LANG_CPLUSPLUS
+
+dnl Check for stuff needed for building the GiNaC interactive shell (ginsh).
+AC_CHECK_HEADERS(unistd.h)
+AC_CHECK_HEADERS(readline/readline.h readline/history.h)
+if test "x${ac_cv_header_readline_readline_h}" != "xyes" -o "x${ac_cv_header_readline_history_h}" != "xyes"; then
+ GINAC_WARNING([I could not find the headers for libreadline (needed for building ginsh).])
+fi
+GINAC_TERMCAP
+save_LIBS=$LIBS
+LIBS="$LIBTERMCAP $LIBS"
+AC_CHECK_LIB(readline, readline)
+if test "x${ac_cv_lib_readline_readline}" != "xyes"; then
+ GINAC_WARNING([I could not find libreadline (needed by ginsh).])
+fi
+GINSH_LIBS=$LIBS
+LIBS=$save_LIBS
+AC_SUBST(GINSH_LIBS)
+
dnl Make sure the following libraries work by testing for symbols therein.
dnl They are automatically added the the variable $LIBS and thus passed into
dnl the Makefile:
AC_CHECK_LIB(stdc++, cout)
+
dnl Make sure all the necessary new-style headers are installed on the system.
dnl If one of them cannot be found the system is probably not ANSI-conform
dnl enough so trying the .h-style headers is a waste of time.
-AC_CHECK_HEADERS(iostream vector map string list typeinfo iterator strstream stdexcept algorithm, ,
- AC_MSG_ERROR(need to have ANSI compliant headers))
-dnl We need to have Bruno Haible's CLN installed (macros are in aclocal.m4):
+AC_CHECK_HEADERS(iostream vector map string list typeinfo iterator stdexcept algorithm, ,
+ AC_MSG_ERROR(need to have ANSI compliant headers))
+AC_CHECK_HEADERS(sstream strstream)
+
+dnl We need to have Bruno Haible's CLN installed (macros are in acinclude.m4):
GINAC_CHECK_CLN_H
GINAC_CHECK_LIBCLN
-dnl We need to distribure install-sh anyways since otherwise configure will
-dnl refuse to do several things, like divert into subdirs and so:
-AC_PROG_INSTALL
-dnl Todd Brunhoff's makedepend utility is needed by make:
-AC_PATH_PROG(MAKEDEPEND, makedepend, "")
-dnl We need GNU libtool if the user chose to create a shared lib. (By using a
-dnl little trick we can safely recycle the variable shlib which is later passed
-dnl into the Makefile.)
-case "${shared}" in
-"yes"|"Yes"|"YES") # Default-enable ("yes") or user was nitpicking:
- shared="shlib";
- AC_PATH_PROG(LIBTOOL, libtool, "")
- if test "${LIBTOOL}" == ""; then
- AC_MSG_WARN([libtool not found: building static lib only])
- shared="";
- fi
- ;;
-*) # Default, default-disable ("no") or user entered bogus:
- shared="";
- ;;
-esac
-dnl Check for helpers needed for building the GiNaC interactive shell:
-AC_PROG_LEX
-AC_PROG_YACC
-AC_DECL_YYTEXT
-AC_HEADER_STDC
-AC_CHECK_HEADERS(unistd.h)
-AC_CHECK_FUNCS(strdup)
-AC_CHECK_HEADERS(readline/readline.h readline/history.h, , AC_MSG_ERROR(need to have GNU readline headers))
-AC_CHECK_LIB(readline, readline, , AC_MSG_ERROR(need to have GNU readline library))
+
+dnl Expand the cppflags and libraries needed by apps using GiNaC
+GINACLIB_CPPFLAGS=$CPPFLAGS
+GINACLIB_LIBS=$LIBS
+AC_SUBST(GINACLIB_CPPFLAGS)
+AC_SUBST(GINACLIB_LIBS)
+
dnl Check for utilities needed by the different kinds of documentation.
dnl Documantation needs only be built when extending it, so never mind if it
dnl cannot find those helpers:
AC_PATH_PROG(MAKEINDEX, makeindex, "")
AC_PATH_PROG(DVIPS, dvips, "")
AC_PATH_PROG(FIG2DEV, fig2dev, "")
-AC_PATH_PROG(JADE, jade, "")
-AC_PATH_PROG(JADETEX, jadetex, "")
-
-dnl ===========================================================================
-dnl Substitute these variables in the Makefile:
-dnl ===========================================================================
-AC_SUBST(shared)
-AC_SUBST(LibGiNaC_Ver)
-
-dnl ===========================================================================
-dnl Produce a Makefile from Makefile.in:
-dnl ===========================================================================
-AC_OUTPUT([Makefile src/Makefile check/Makefile ginsh/Makefile doc/Makefile])
-echo "now type make"
+
+dnl Determine which documentation shall be built
+TUTORIAL_TARGETS=
+REFERENCE_TARGETS=
+if test "x${enable_html_doc}" = "xyes"; then
+ TUTORIAL_TARGETS="$TUTORIAL_TARGETS ginac.html"
+ if [[ "$DOXYGEN" ]]; then
+ REFERENCE_TARGETS="$REFERENCE_TARGETS index.html"
+ fi
+fi
+if test "x${enable_ps_doc}" = "xyes"; then
+ TUTORIAL_TARGETS="$TUTORIAL_TARGETS ginac.ps"
+ if [[ "$DOXYGEN" ]]; then
+ REFERENCE_TARGETS="$REFERENCE_TARGETS reference.ps"
+ fi
+fi
+AC_SUBST(TUTORIAL_TARGETS)
+AC_SUBST(REFERENCE_TARGETS)
+
+dnl Configure GiNaC-cint
+LIBGINACCINT=
+GINACCINTDIR=
+if test "x$with_cint" != "xno"; then
+ if test "x$enable_static" != "xyes"; then
+ AC_MSG_ERROR([currently GiNaC-cint needs to build a static libginac])
+ fi
+ if test "x$with_cint" = "xyes"; then
+ if test "x$CINTSYSDIR" = "x"; then
+ AC_MSG_ERROR([please export \$CINTSYSDIR or specify --with-cint=CINTSYSDIR])
+ fi
+ else
+ CINTSYSDIR=$with_cint
+ export CINTSYSDIR
+ fi
+ AC_PATH_PROG(CINT, cint, "", $CINTSYSDIR:$PATH)
+ AC_PATH_PROG(MAKECINT, makecint, "", $CINTSYSDIR:$PATH)
+ if [[ "$CINT" -a "$MAKECINT" ]]; then
+ AC_MSG_RESULT([creating cint/Makefile])
+ (cd cint && \
+ $MAKECINT -mk Makefile.makecint -o ginaccint.bin -m \
+ -D OBSCURE_CINT_HACK -D CINT_CONVERSION_WORKAROUND -D NO_NAMESPACE_GINAC \
+ -I .. -I $CINTSYSDIR -m -H ../ginac/ginac.h dummies.h \
+ -C++ dummies.cpp -C++ ginaccint.bin.cpp \
+ -l ./libginac.a -lcln -cint -M0x10; \
+ cd ..)
+ LIBGINACCINT="libginac.a"
+ GINACCINTDIR="cint"
+ else
+ AC_MSG_ERROR([Cannot configure GiNaC-cint])
+ fi
+fi
+AC_SUBST(CINTSYSDIR)
+AC_SUBST(LIBGINACCINT)
+AC_SUBST(GINACCINTDIR)
+
+dnl Output makefiles etc.
+AC_OUTPUT([
+Makefile
+GiNaC.spec
+ginac-config
+ginac/Makefile
+ginac/version.h
+check/Makefile
+ginsh/Makefile
+tools/Makefile
+doc/Makefile
+doc/tutorial/Makefile
+doc/reference/Makefile
+cint/Makefile
+cint/ginaccint
+], [chmod +x ginac-config cint/ginaccint])
+dnl Display a final warning if there has been a GINAC_ERROR or a GINAC_WARNING
+GINAC_CHECK_ERRORS