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Wrap command argument definitions in their own struct.

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This commit is contained in:
nicm 2021-08-21 08:44:59 +00:00
parent d589be6c65
commit d371764d02
3 changed files with 15 additions and 12 deletions
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9
arguments.c
View File

@ -79,7 +79,7 @@ args_create(void)
/* Parse an argv and argc into a new argument set. */ /* Parse an argv and argc into a new argument set. */
struct args * struct args *
args_parse(const char *template, int argc, char **argv, int lower, int upper) args_parse(const struct args_parse *parse, int argc, char **argv)
{ {
struct args *args; struct args *args;
int opt; int opt;
@ -89,10 +89,10 @@ args_parse(const char *template, int argc, char **argv, int lower, int upper)
optarg = NULL; optarg = NULL;
args = args_create(); args = args_create();
while ((opt = getopt(argc, argv, template)) != -1) { while ((opt = getopt(argc, argv, parse->template)) != -1) {
if (opt < 0) if (opt < 0)
continue; continue;
if (opt == '?' || strchr(template, opt) == NULL) { if (opt == '?' || strchr(parse->template, opt) == NULL) {
args_free(args); args_free(args);
return (NULL); return (NULL);
} }
@ -105,7 +105,8 @@ args_parse(const char *template, int argc, char **argv, int lower, int upper)
args->argc = argc; args->argc = argc;
args->argv = cmd_copy_argv(argc, argv); args->argv = cmd_copy_argv(argc, argv);
if ((lower != -1 && argc < lower) || (upper != -1 && argc > upper)) { if ((parse->lower != -1 && argc < parse->lower) ||
(parse->upper != -1 && argc > parse->upper)) {
args_free(args); args_free(args);
return (NULL); return (NULL);
} }

3
cmd.c
View File

@ -518,8 +518,7 @@ cmd_parse(int argc, char **argv, const char *file, u_int line, char **cause)
return (NULL); return (NULL);
cmd_log_argv(argc, argv, "%s: %s", __func__, entry->name); cmd_log_argv(argc, argv, "%s: %s", __func__, entry->name);
args = args_parse(entry->args.template, argc, argv, entry->args.lower, args = args_parse(&entry->args, argc, argv);
entry->args.upper);
if (args == NULL) if (args == NULL)
goto usage; goto usage;

15
tmux.h
View File

@ -1365,6 +1365,13 @@ struct args_value {
struct args_entry; struct args_entry;
RB_HEAD(args_tree, args_entry); RB_HEAD(args_tree, args_entry);
/* Arguments parsing state. */
struct args_parse {
const char *template;
int lower;
int upper;
};
/* Command find structures. */ /* Command find structures. */
enum cmd_find_type { enum cmd_find_type {
CMD_FIND_PANE, CMD_FIND_PANE,
@ -1453,11 +1460,7 @@ struct cmd_entry {
const char *name; const char *name;
const char *alias; const char *alias;
struct { struct args_parse args;
const char *template;
int lower;
int upper;
} args;
const char *usage; const char *usage;
struct cmd_entry_flag source; struct cmd_entry_flag source;
@ -2183,7 +2186,7 @@ int tty_keys_next(struct tty *);
/* arguments.c */ /* arguments.c */
void args_set(struct args *, u_char, const char *); void args_set(struct args *, u_char, const char *);
struct args *args_create(void); struct args *args_create(void);
struct args *args_parse(const char *, int, char **, int, int); struct args *args_parse(const struct args_parse *, int, char **);
void args_vector(struct args *, int *, char ***); void args_vector(struct args *, int *, char ***);
void args_free(struct args *); void args_free(struct args *);
char *args_print(struct args *); char *args_print(struct args *);