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* ruby.c (is_option_with_optarg): macro for optional argument option.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39526 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-02-27 08:08:10 +00:00
parent 2e3fc1f064
commit 7505436d62
1 changed files with 8 additions and 4 deletions
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12
ruby.c
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@ -1056,13 +1056,16 @@ proc_options(long argc, char **argv, struct cmdline_options *opt, int envopt)
# define check_envopt(name, allow_envopt) \
(((allow_envopt) || !envopt) ? (void)0 : \
rb_raise(rb_eRuntimeError, "invalid switch in RUBYOPT: --" name))
# define need_argument(name, s) \
((*(s)++ ? !*(s) : (!--argc || !((s) = *++argv))) ? \
# define need_argument(name, s, needs_arg) \
((*(s)++ ? !*(s) : (!--argc || !((s) = *++argv))) && (needs_arg) ? \
rb_raise(rb_eRuntimeError, "missing argument for --" name) \
: (void)0)
# define is_option_with_arg(name, allow_hyphen, allow_envopt) \
# define is_option_with_arg(name, allow_hyphen, allow_envopt) \
is_option_with_optarg(name, allow_hyphen, allow_envopt, Qtrue)
# define is_option_with_optarg(name, allow_hyphen, allow_envopt, needs_arg) \
(strncmp((name), s, n = sizeof(name) - 1) == 0 && is_option_end(s[n], (allow_hyphen)) ? \
(check_envopt(name, (allow_envopt)), s += n, need_argument(name, s), 1) : 0)
(check_envopt(name, (allow_envopt)), s += n, \
need_argument(name, s, needs_arg), 1) : 0)
if (strcmp("copyright", s) == 0) {
if (envopt) goto noenvopt_long;
@ -1174,6 +1177,7 @@ proc_options(long argc, char **argv, struct cmdline_options *opt, int envopt)
# undef check_envopt
# undef need_argument
# undef is_option_with_arg
# undef is_option_with_optarg
}
}