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* feature.c, feature.h: (scm_hook_p, scm_hook_empty_p): New

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primitives. (Thanks to Greg Badros);
(scm_hook_to_list): New primitive; Hooks are now smobs.
This commit is contained in:
Mikael Djurfeldt 1999-09-09 20:16:59 +00:00
parent abdff5bd42
commit 264251294d
2 changed files with 86 additions and 39 deletions
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10
libguile/feature.h
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@ -46,16 +46,26 @@
#include "libguile/__scm.h"
#define SCM_HOOKP(x) (SCM_TYP16 (x) == scm_tc16_hook)
#define SCM_HOOK_ARITY(hook) (SCM_CAR (hook) >> 16)
#define SCM_HOOK_PROCEDURES(hook) SCM_CDR (hook)
#define SCM_SET_HOOK_PROCEDURES(hook, procs) SCM_SETCDR (hook, procs)
extern long scm_tc16_hook;
extern void scm_add_feature (const char* str);
extern SCM scm_program_arguments (void);
extern void scm_set_program_arguments (int argc, char **argv, char *first);
extern SCM scm_make_hook (SCM n_args);
extern SCM scm_make_named_hook (char* name, int n_args);
extern SCM scm_hook_p (SCM x);
extern SCM scm_hook_empty_p (SCM hook);
extern SCM scm_add_hook_x (SCM hook, SCM thunk, SCM appendp);
extern SCM scm_remove_hook_x (SCM hook, SCM thunk);
extern SCM scm_reset_hook_x (SCM hook);
extern SCM scm_run_hook (SCM hook, SCM args);
extern void scm_c_run_hook (SCM hook, SCM args);
extern SCM scm_hook_to_list (SCM hook);
extern void scm_init_feature (void);
#endif /* FEATUREH */