Documentation: wording fixes in the user manual and glossary

diff --git a/parse-options.c b/parse-options.c
index 7b8d3faa171309e84bff23c70206a9c8bd99cc71..b536896f2689dee23afae7d3a169c065592aaabe 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -127,10 +127,6 @@ static int get_value(struct parse_opt_ctx_t *p,
                *(int *)opt->value = opt->defval;
                return 0;
 
-       case OPTION_SET_PTR:
-               *(void **)opt->value = unset ? NULL : (void *)opt->defval;
-               return 0;
-
        case OPTION_STRING:
                if (unset)
                        *(const char **)opt->value = NULL;
@@ -223,13 +219,10 @@ static int parse_long_opt(struct parse_opt_ctx_t *p, const char *arg,
                           const struct option *options)
 {
        const struct option *all_opts = options;
-       const char *arg_end = strchr(arg, '=');
+       const char *arg_end = strchrnul(arg, '=');
        const struct option *abbrev_option = NULL, *ambiguous_option = NULL;
        int abbrev_flags = 0, ambiguous_flags = 0;
 
-       if (!arg_end)
-               arg_end = arg + strlen(arg);
-
        for (; options->type != OPTION_END; options++) {
                const char *rest, *long_name = options->long_name;
                int flags = 0, opt_flags = 0;
@@ -370,7 +363,6 @@ static void parse_options_check(const struct option *opts)
                case OPTION_BIT:
                case OPTION_NEGBIT:
                case OPTION_SET_INT:
-               case OPTION_SET_PTR:
                case OPTION_NUMBER:
                        if ((opts->flags & PARSE_OPT_OPTARG) ||
                            !(opts->flags & PARSE_OPT_NOARG))
@@ -378,6 +370,9 @@ static void parse_options_check(const struct option *opts)
                default:
                        ; /* ok. (usually accepts an argument) */
                }
+               if (opts->argh &&
+                   strcspn(opts->argh, " _") != strlen(opts->argh))
+                       err |= optbug(opts, "multi-word argh should use dash to separate words");
        }
        if (err)
                exit(128);