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merge revision(s) 54934: [Backport #12355]

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* process.c (rb_exec_getargs): honor the expected argument types
	  over the conversion method.  the basic language functionality
	  should be robust.  [ruby-core:75388] [Bug #12355]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@55362 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2016-06-10 08:39:51 +00:00
parent 5287eb7453
commit a05bfd4941
4 changed files with 39 additions and 3 deletions
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16
process.c
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@ -2011,13 +2011,25 @@ rb_check_argv(int argc, VALUE *argv)
return prog;
}
static VALUE
check_hash(VALUE obj)
{
if (SPECIAL_CONST_P(obj)) return Qnil;
switch (BUILTIN_TYPE(obj)) {
case T_STRING:
case T_ARRAY:
return Qnil;
}
return rb_check_hash_type(obj);
}
static VALUE
rb_exec_getargs(int *argc_p, VALUE **argv_p, int accept_shell, VALUE *env_ret, VALUE *opthash_ret)
{
VALUE hash, prog;
if (0 < *argc_p) {
hash = rb_check_hash_type((*argv_p)[*argc_p-1]);
hash = check_hash((*argv_p)[*argc_p-1]);
if (!NIL_P(hash)) {
*opthash_ret = hash;
(*argc_p)--;
@ -2025,7 +2037,7 @@ rb_exec_getargs(int *argc_p, VALUE **argv_p, int accept_shell, VALUE *env_ret, V
}
if (0 < *argc_p) {
hash = rb_check_hash_type((*argv_p)[0]);
hash = check_hash((*argv_p)[0]);
if (!NIL_P(hash)) {
*env_ret = hash;
(*argc_p)--;