"fail")
LIBS="${saved_LIBS}"
AC_MSG_RESULT([no])
- AC_MSG_ERROR([You either need to set \$LDFLAGS or update CLN])
- ;;
-dnl should never ever get here:
- *)
- LIBS="${saved_LIBS}"
- AC_MSG_WARN([you found a bug in the configure script!])
+ GINAC_ERROR([I could not successfully link a test-program against libcln and run it.
+ You either need to set \$LDFLAGS or install/update the CLN library.])
;;
esac
])
+dnl Usage: GINAC_ERROR(message)
+dnl This macro displays the warning "message" and sets the flag ginac_error
+dnl to yes.
+AC_DEFUN(GINAC_ERROR,[
+ginac_error_txt="$ginac_error_txt
+** $1
+"
+ginac_error=yes])
+
+dnl Usage: GINAC_WARNING(message)
+dnl This macro displays the warning "message" and sets the flag ginac_warning
+dnl to yes.
+AC_DEFUN(GINAC_WARNING,[
+ginac_warning_txt="$ginac_warning_txt
+== $1
+"
+ginac_warning=yes])
+
+dnl Usage: GINAC_CHECK_ERRORS
+dnl (preferably to be put at end of configure.in)
+dnl This macro displays a warning message if GINAC_ERROR or GINAC_WARNING
+dnl has occured previously.
+AC_DEFUN(GINAC_CHECK_ERRORS,[
+if test "x${ginac_error}" = "xyes"; then
+ echo "**** The following problems have been detected by configure."
+ echo "**** Please check the messages below before running \"make\"."
+ echo "**** (see the section 'Common Problems' in the INSTALL file)"
+ echo "$ginac_error_txt"
+ if test "x${ginac_warning_txt}" != "x"; then
+ echo "${ginac_warning_txt}"
+ fi
+ echo "deleting cache ${cache_file}"
+ rm -f $cache_file
+ else
+ if test x$ginac_warning = xyes; then
+ echo "=== The following minor problems have been detected by configure."
+ echo "=== Please check the messages below before running \"make\"."
+ echo "=== (see the section 'Common Problems' in the INSTALL file)"
+ echo "$ginac_warning_txt"
+ fi
+ echo "Configuration of GiNaC $VERSION done. Now type \"make\"."
+fi])
+
# Like AC_CONFIG_HEADER, but automatically create stamp file.
AC_DEFUN(AM_CONFIG_HEADER,