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configure: Check for <ltdl.h>.

* configure.in: Check for <ltdl.h>, to clarify misconfigurations.
This commit is contained in:
Ludovic Courtès 2008-12-10 10:06:46 +01:00
parent e6edcc18a5
commit 200651f2d7

View file

@ -86,6 +86,8 @@ AC_LIBTOOL_DLOPEN
AC_PROG_LIBTOOL
AC_CHECK_LIB([ltdl], [lt_dlinit], ,
[AC_MSG_ERROR([libltdl not found. See README.])])
AC_CHECK_HEADER([ltdl.h], [],
[AC_MSG_ERROR([<ltdl.h> not found. See README.])])
AC_CHECK_PROG(have_makeinfo, makeinfo, yes, no)
AM_CONDITIONAL(HAVE_MAKEINFO, test "$have_makeinfo" = yes)