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| author | Andy Wingo <wingo@pobox.com> | 2012-07-04 17:48:06 +0200 |
|---|---|---|
| committer | Andy Wingo <wingo@pobox.com> | 2012-07-04 17:49:37 +0200 |
| commit | e1c80e6b30eb665c74276af377b3861e91a32594 (patch) | |
| tree | b49d996e7b1736c65e522b0af39198ff7416864a /libguile/values.c | |
| parent | 467be245cbd8992b69c53b9fafeb2828fe816a0b (diff) | |
| download | guile-e1c80e6b30eb665c74276af377b3861e91a32594.tar.gz | |
add scm_c_nvalues with docs; also, docs for scm_c_values
* libguile/values.h:
* libguile/values.c (scm_c_nvalues): New function.
* doc/ref/api-control.texi (Multiple Values): Add docs for scm_c_values
and scm_c_nvalues.
Fixes http://bugs.gnu.org/11764.
Diffstat (limited to 'libguile/values.c')
| -rw-r--r-- | libguile/values.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libguile/values.c b/libguile/values.c index ff56230fb..98a9df1c3 100644 --- a/libguile/values.c +++ b/libguile/values.c @@ -67,6 +67,15 @@ print_values (SCM obj, SCM pwps) return SCM_UNSPECIFIED; } +size_t +scm_c_nvalues (SCM obj) +{ + if (SCM_LIKELY (SCM_VALUESP (obj))) + return scm_ilength (scm_struct_ref (obj, SCM_INUM0)); + else + return 1; +} + SCM scm_c_value_ref (SCM obj, size_t idx) { |