AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(long long)
-AC_CHECK_SIZEOF(long double)
AC_CHECK_SIZEOF(void *)
dnl Switch to C++ language mode for the following libraries and headers.
AC_LANG([C++])
+dnl Make sure all the necessary standard headers are installed on the system.
+GINAC_STD_CXX_HEADERS
+
dnl Check for stuff needed for building the GiNaC interactive shell (ginsh).
AC_CHECK_HEADERS(unistd.h)
GINAC_HAVE_RUSAGE
-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 standard headers are installed on the system.
-AC_CHECK_HEADER(iosfwd, , GINAC_ERROR([The standard <iosfwd> header file could not be found.]))
-AC_CHECK_HEADER(iostream, , GINAC_ERROR([The standard <iostream> header file could not be found.]))
-AC_CHECK_HEADER(vector, , GINAC_ERROR([The standard <vector> header file could not be found.]))
-AC_CHECK_HEADER(list, , GINAC_ERROR([The standard <list> header file could not be found.]))
-AC_CHECK_HEADER(map, , GINAC_ERROR([The standard <map> header file could not be found.]))
-AC_CHECK_HEADER(string, , GINAC_ERROR([The standard <string> header file could not be found.]))
-AC_CHECK_HEADER(sstream, , GINAC_ERROR([The standard <sstream> header file could not be found.]))
-AC_CHECK_HEADER(typeinfo, , GINAC_ERROR([The standard <typeinfo> header file could not be found.]))
-AC_CHECK_HEADER(stdexcept, , GINAC_ERROR([The standard <stdexcept> header file could not be found.]))
-AC_CHECK_HEADER(algorithm, , GINAC_ERROR([The standard <algorithm> header file could not be found.]))
-AC_CHECK_HEADER(limits, , GINAC_ERROR([The standard <limits> header file could not be found.]))
-if test "x$CONFIG_RUSAGE" = "xno"; then
- AC_CHECK_HEADER(ctime, , GINAC_ERROR([The standard <ctime> header file could not be found.]))
-fi
+GINAC_READLINE
DL_LIBS=""
dnl Check for dl library (needed for GiNaC::compile).