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Fix handling of missing options hash in #attach

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This commit is contained in:
Andre Nathan 2013-12-23 12:48:13 -02:00
parent 71eb2623f3
commit d8f5613034
1 changed files with 10 additions and 6 deletions
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16
ext/lxc/lxc.c
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@ -271,9 +271,6 @@ lxc_attach_parse_options(VALUE rb_opts)
VALUE rb_uid, rb_gid, rb_env_policy, rb_extra_env_vars, rb_extra_keep_env;
VALUE rb_stdin, rb_stdout, rb_stderr;
if (!NIL_P(rb_opts) && TYPE(rb_opts) != T_HASH)
rb_raise(Error, "need options to be a hash");
opts = malloc(sizeof(*opts));
if (opts == NULL)
rb_raise(rb_eNoMemError, "unable to allocate options");
@ -382,18 +379,25 @@ container_attach(int argc, VALUE *argv, VALUE self)
pid_t pid;
lxc_attach_options_t *opts;
struct container_data *data;
VALUE block, rb_opts, rb_wait;
VALUE block, rb_opts;
if (!rb_block_given_p())
rb_raise(Error, "no block given");
block = rb_block_proc();
rb_scan_args(argc, argv, "01", &rb_opts);
rb_wait = rb_hash_delete(rb_opts, SYMBOL("wait"));
wait = 0;
if (!NIL_P(rb_opts)) {
VALUE rb_wait;
Check_Type(rb_opts, T_HASH);
rb_wait = rb_hash_delete(rb_opts, SYMBOL("wait"));
if (rb_wait != Qnil && rb_wait != Qfalse)
wait = 1;
}
opts = lxc_attach_parse_options(rb_opts);
if (opts == NULL)
rb_raise(Error, "unable to parse attach options");
wait = rb_wait == Qnil || rb_wait == Qfalse ? 0 : 1;
Data_Get_Struct(self, struct container_data, data);