#include <sys/types.h>
#include <readline/readline.h>
-main()
+int main()
{
FILE *fd;
fd = fopen("conftest.out", "w");
fprintf(fd, "%s\n", rl_library_version);
fclose(fd);
return 0;
-}], ginac_cv_rlversion=`cat 'conftest.out'`, ginac_cv_rlversion='unknown', ginac_cv_rlversion='4.2')])
+}], [
+dnl Some non-GNU readline implementations have non-numeric rl_library_version
+ginac_cv_rlversion=`sed -e 's/[[^0-9.]]//g' 'conftest.out'`], [ ginac_cv_rlversion='unknown'], [ ginac_cv_rlversion='4.2'])])
+if test -z "$ginac_cv_rlversion"; then
+ GINAC_WARNING([Unsupported version of libreadline.])
+ ginac_cv_rlversion='unknown'
+fi
if test "x${ginac_cv_rlversion}" != "xunknown"; then
+ AC_DEFINE(REALLY_HAVE_LIBREADLINE, ,[Define if GNU libreadline is installed])
RL_VERSION_MAJOR=`echo ${ginac_cv_rlversion} | sed -e 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
AC_DEFINE_UNQUOTED(GINAC_RL_VERSION_MAJOR, $RL_VERSION_MAJOR, [Major version of installed readline library.])
RL_VERSION_MINOR=`echo ${ginac_cv_rlversion} | sed -e 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
dnl libtermcap is being phased out.
AC_DEFUN([GINAC_TERMCAP],
[LIBTERMCAP=
+case $host_os in
+*mingw32*)
+ ;; dnl no termcap libraries are necessary (need hacked libreadline)
+*)
AC_CHECK_FUNCS(tgetent)
if test "x$ac_cv_func_tgetent" = "xyes"; then
:
AC_CHECK_LIB(termcap, tgetent, LIBTERMCAP="-ltermcap")
fi
fi
+;;
+esac
AC_SUBST(LIBTERMCAP)
])
fi
echo "Configuration of GiNaC $VERSION done. Now type \"make\"."
fi])
+
+AC_DEFUN([GINAC_HAVE_RUSAGE],
+[AC_CACHE_CHECK([whether struct rusage is declared in <sys/resource.h>],
+ac_cv_have_rusage,
+ [AC_TRY_COMPILE([#include <sys/times.h>
+ #include <sys/resource.h>],
+ [struct rusage resUsage;
+ getrusage(RUSAGE_SELF, &resUsage);
+ return 0;],
+ [ac_cv_have_rusage=yes],
+ [ac_cv_have_rusage=no])
+])
+CONFIG_RUSAGE="no"
+if test "$ac_cv_have_rusage" = yes; then
+ CONFIG_RUSAGE="yes"
+ AC_DEFINE(HAVE_RUSAGE,,[define if struct rusage declared in <sys/resource.h>])
+fi
+AC_SUBST(CONFIG_RUSAGE)
+])