dnl Process this file with autoconf to produce a configure script.
AC_INIT(ginac/basic.cpp)
-AM_CONFIG_HEADER(config.h)
-AC_PREREQ(2.12)
+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=9
+GINACLIB_MICRO_VERSION=4
+GINACLIB_INTERFACE_AGE=1
+GINACLIB_BINARY_AGE=1
+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, set 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.
-dnl This defines PACKAGE and VERSION
-AM_INIT_AUTOMAKE([GiNaC], [0.4])
-AM_MAINTAINER_MODE
+ARCHIVE_VERSION=1
+ARCHIVE_AGE=1
+
+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)
-dnl ===========================================================================
-dnl Check for the compiler and all the utilities needed for the build:
-dnl ===========================================================================
+dnl Check for the compiler and all the utilities needed for the build.
AC_PROG_CXX
AC_PROG_CXXCPP
-AM_PROG_INSTALL
+AC_PROG_INSTALL
AM_PROG_LIBTOOL
AM_PROG_LEX
AC_PROG_YACC
-dnl Switch to C++ language mode for the following libraries and headers:
+dnl Configure options.
+AC_ARG_ENABLE(html-doc, [ --enable-html-doc build HTML documentation [default=no]], , enable_html_doc=no)
+AC_ARG_ENABLE(ps-doc, [ --enable-ps-doc build PostScript documentation [default=no]], , enable_ps_doc=no)
+
+dnl Check for data types which are needed by the hash function
+dnl (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 Make sure the following libraries work by testing for symbols therein.
-dnl They are automatically added the the variable $LIBS and thus passed into
-dnl the Makefile:
-AC_CHECK_LIB(stdc++, cout)
+dnl Check for stuff needed for building the GiNaC interactive shell (ginsh).
+AC_CHECK_HEADERS(unistd.h)
+AC_CHECK_HEADERS(readline/readline.h readline/history.h)
+if test "x${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_LIB_READLINE_VERSION
+else
+ GINAC_WARNING([I could not find libreadline (needed by ginsh).])
+fi
+GINSH_LIBS=$LIBS
+LIBS=$save_LIBS
+AC_SUBST(GINSH_LIBS)
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))
+AC_CHECK_HEADERS(iostream vector map string list typeinfo iterator stdexcept algorithm, ,
+ AC_MSG_ERROR([need to have ANSI compliant headers]))
+dnl We need the sstream header. But since g++-2.95.n, n<3 does not provide
+dnl it, we must fall back to strstream, which, however, suffers from fixed
+dnl buffer sizes. So the fallback may produce a crippled library. NB: this
+dnl fallback will disappear in future versions.
+AC_CHECK_HEADERS(sstream strstream)
+if test "x${ac_cv_header_sstream}" = "xno"; then
+ if test "x${ac_cv_header_strstream}" = "xno"; then
+ AC_MSG_ERROR([I could not find the <sstream> or <strstream> header.])
+ else
+ GINAC_WARNING([I could not find <sstream>. <strstream> may cause trouble.])
+ fi
+fi
-dnl We need to have Bruno Haible's CLN installed (macros are in aclocal.m4):
-GINAC_CHECK_CLN_H
-GINAC_CHECK_LIBCLN
+dnl We need to have Bruno Haible's CLN installed.
+dnl (CLN versions >= 1.1.0 must have installed cln.m4 at a visible place,
+dnl which provides this macro):
+AC_PATH_CLN(1.1.0, [
+ LIBS="$LIBS $CLN_LIBS"
+ CPPFLAGS="$CPPFLAGS $CLN_CPPFLAGS"
+], GINAC_ERROR([No suitable installed version of CLN could be found.]))
-dnl Check for stuff needed for building the GiNaC interactive shell (ginsh):
-AC_CHECK_HEADERS(unistd.h)
-AC_REPLACE_FUNCS(strdup)
-AC_CHECK_HEADERS(readline/readline.h readline/history.h)
-AC_CHECK_LIB(readline, readline)
+dnl Expand the cppflags and libraries needed by apps using GiNaC
+GINACLIB_CPPFLAGS=$CPPFLAGS
+GINACLIB_LIBS=$LIBS
+AC_SUBST(GINACLIB_CPPFLAGS)
+AC_SUBST(GINACLIB_LIBS)
dnl Check for utilities needed by the different kinds of documentation.
dnl Documantation needs only be built when extending it, so never mind if it
AC_PATH_PROG(MAKEINDEX, makeindex, "")
AC_PATH_PROG(DVIPS, dvips, "")
AC_PATH_PROG(FIG2DEV, fig2dev, "")
-AC_PATH_PROG(JADE, jade, "")
-AC_PATH_PROG(JADETEX, jadetex, "")
-
-dnl ===========================================================================
-dnl Produce a Makefile from Makefile.in:
-dnl ===========================================================================
-AC_OUTPUT([Makefile ginac/Makefile check/Makefile ginsh/Makefile doc/Makefile])
-echo "Configuration done. Now type \"make\"."
+
+dnl Determine which documentation shall be built
+TUTORIAL_TARGETS=
+REFERENCE_TARGETS=
+if test "x${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 Output makefiles etc.
+AC_OUTPUT([
+Makefile
+GiNaC.spec
+ginac-config
+ginac-config.1
+ginac/Makefile
+ginac/version.h
+check/Makefile
+ginsh/Makefile
+ginsh/ginsh.1
+tools/Makefile
+tools/viewgar.1
+doc/Makefile
+doc/tutorial/Makefile
+doc/reference/Makefile
+], [chmod +x ginac-config])
+dnl Display a final warning if there has been a GINAC_ERROR or a GINAC_WARNING
+GINAC_CHECK_ERRORS
git://www.ginac.de / ginac.git / blobdiff