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Adding `errno' interface.

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This commit is contained in:
Alex Shinn 2013-12-25 13:34:08 +09:00
parent 7153c04c70
commit 5850eeaf6f
2 changed files with 10 additions and 1 deletions
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9
lib/chibi/ast.c
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@ -444,6 +444,14 @@ static sexp sexp_string_contains (sexp ctx, sexp self, sexp_sint_t n, sexp x, se
return res ? sexp_make_fixnum(res-sexp_string_data(x)) : SEXP_FALSE;
}
static sexp sexp_errno (sexp ctx, sexp self, sexp_sint_t n) {
#ifdef PLAN9
return SEXP_FALSE;
#else
return sexp_make_fixnum(errno);
#endif
}
static sexp sexp_error_string (sexp ctx, sexp self, sexp_sint_t n, sexp x) {
#ifdef PLAN9
return SEXP_FALSE;
@ -612,6 +620,7 @@ sexp sexp_init_library (sexp ctx, sexp self, sexp_sint_t n, sexp env, const char
#endif
sexp_define_foreign(ctx, env, "thread-list", 0, sexp_thread_list);
sexp_define_foreign(ctx, env, "string-contains", 2, sexp_string_contains);
sexp_define_foreign(ctx, env, "errno", 0, sexp_errno);
sexp_define_foreign_opt(ctx, env, "integer->error-string", 1, sexp_error_string, SEXP_FALSE);
sexp_define_foreign(ctx, env, "update-free-vars!", 1, sexp_update_free_vars);
sexp_define_foreign(ctx, env, "setenv", 2, sexp_setenv);

2
lib/chibi/ast.sld
View file

@ -35,7 +35,7 @@
env-define! env-push! env-syntactic? env-syntactic?-set! core-code
type-name type-cpl type-parent type-slots type-num-slots type-printer
object-size integer->immediate gc atomically thread-list
string-contains integer->error-string
string-contains errno integer->error-string
flatten-dot update-free-vars! setenv unsetenv)
(import (chibi))
(include-shared "ast")