Since support for "futures" in C has been completely disabled for
some
time, and should be easily implementable in Scheme with the current
thread support, delete the C code.
* libguile/futures.c, libguile/futures.h: Delete.
* libguile/Makefile.am (libguile_la_SOURCES, DOT_X_FILES,
DOT_DOC_FILES, modinclude_HEADERS): Delete references to
futures.*
files.
* libguile.h: Don't include futures.h.
* libguile/eval.c: Don't include futures.h.
(isymnames): Delete "#@future" entry.
(scm_m_future, s_future, scm_sym_future, unmemoize_future,
unmemoize_builtin_macro): Delete disabled futures code.
* libguile/eval.i.c (CEVAL): Delete disabled futures code.
* libguile/init.c: Don't include futures.h.
(scm_i_init_guile): Delete disabled futures initialization call.
* libguile/tags.h (SCM_IM_FUTURE): Delete.
(SCM_IM_CALL_WITH_VALUES, SCM_IM_ELSE, SCM_IM_ARROW,
SCM_IM_NIL_COND, SCM_IM_BIND): Renumber.
* doc/ref/api-scheduling.texi: Delete commented-out node on
Futures.
* doc/maint/guile.texi: Delete make-future and future-ref mentions.
The attached patch doesn't include the diffs for the files going away.