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Mikael Djurfeldt 1999-07-23 11:38:34 +00:00
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@ -64,6 +64,8 @@ In Guile, hooks are first class objects.
Return a hook for hook functions which can take N_ARGS arguments. Return a hook for hook functions which can take N_ARGS arguments.
The default value for N_ARGS is 0. The default value for N_ARGS is 0.
(See also scm_make_named_hook below.)
*** New function: add-hook! HOOK PROC [APPEND_P] *** New function: add-hook! HOOK PROC [APPEND_P]
Put PROC at the beginning of the list of functions stored in HOOK. Put PROC at the beginning of the list of functions stored in HOOK.
@ -1044,6 +1046,16 @@ New functions.
* Changes to the scm_ interface * Changes to the scm_ interface
** Function: scm_make_named_hook (char* name, int n_args)
Creates a hook in the same way as make-hook above but also
binds a variable named NAME to it.
This is the typical way of creating a hook from C code.
Currently, the variable is created in the root module. This will
change when we get the new module system.
** The interfaces for using I/O ports and implementing port types ** The interfaces for using I/O ports and implementing port types
(ptobs) have changed significantly. The new interface is based on (ptobs) have changed significantly. The new interface is based on
shared access to buffers and a new set of ptob procedures. shared access to buffers and a new set of ptob procedures.