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variable-unset!

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* libguile/variable.c (scm_variable_unset_x): New function.
* libguile/variable.h (scm_variable_unset_x): New prototype.
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Brian Templeton 2010-08-14 19:00:20 -04:00 • committed by Andy Wingo
parent ef94624eaf
commit a8aa4c0b56
2 changed files with 13 additions and 0 deletions
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libguile/variable.h
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@ -42,6 +42,7 @@ SCM_API SCM scm_make_undefined_variable (void);
SCM_API SCM scm_variable_p (SCM obj);
SCM_API SCM scm_variable_ref (SCM var);
SCM_API SCM scm_variable_set_x (SCM var, SCM val);
SCM_API SCM scm_variable_unset_x (SCM var);
SCM_API SCM scm_variable_bound_p (SCM var);
SCM_INTERNAL void scm_i_variable_print (SCM var, SCM port, scm_print_state *pstate);