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-rw-r--r--parse-options.h67
1 files changed, 45 insertions, 22 deletions
diff --git a/parse-options.h b/parse-options.h
index dcd8a0926c..14fe32428e 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -38,7 +38,9 @@ enum parse_opt_option_flags {
PARSE_OPT_LASTARG_DEFAULT = 16,
PARSE_OPT_NODASH = 32,
PARSE_OPT_LITERAL_ARGHELP = 64,
- PARSE_OPT_SHELL_EVAL = 256
+ PARSE_OPT_SHELL_EVAL = 256,
+ PARSE_OPT_NOCOMPLETE = 512,
+ PARSE_OPT_COMP_ARG = 1024
};
struct option;
@@ -89,6 +91,11 @@ typedef int parse_opt_ll_cb(struct parse_opt_ctx_t *ctx,
* PARSE_OPT_LITERAL_ARGHELP: says that argh shouldn't be enclosed in brackets
* (i.e. '<argh>') in the help message.
* Useful for options with multiple parameters.
+ * PARSE_OPT_NOCOMPLETE: by default all visible options are completable
+ * by git-completion.bash. This option suppresses that.
+ * PARSE_OPT_COMP_ARG: this option forces to git-completion.bash to
+ * complete an option as --name= not --name even if
+ * the option takes optional argument.
*
* `callback`::
* pointer to the callback to use for OPTION_CALLBACK or
@@ -112,19 +119,24 @@ struct option {
intptr_t defval;
};
+#define OPT_BIT_F(s, l, v, h, b, f) { OPTION_BIT, (s), (l), (v), NULL, (h), \
+ PARSE_OPT_NOARG|(f), NULL, (b) }
+#define OPT_COUNTUP_F(s, l, v, h, f) { OPTION_COUNTUP, (s), (l), (v), NULL, \
+ (h), PARSE_OPT_NOARG|(f) }
+#define OPT_SET_INT_F(s, l, v, h, i, f) { OPTION_SET_INT, (s), (l), (v), NULL, \
+ (h), PARSE_OPT_NOARG | (f), NULL, (i) }
+#define OPT_BOOL_F(s, l, v, h, f) OPT_SET_INT_F(s, l, v, h, 1, f)
+
#define OPT_END() { OPTION_END }
#define OPT_ARGUMENT(l, h) { OPTION_ARGUMENT, 0, (l), NULL, NULL, \
(h), PARSE_OPT_NOARG}
#define OPT_GROUP(h) { OPTION_GROUP, 0, NULL, NULL, NULL, (h) }
-#define OPT_BIT(s, l, v, h, b) { OPTION_BIT, (s), (l), (v), NULL, (h), \
- PARSE_OPT_NOARG, NULL, (b) }
+#define OPT_BIT(s, l, v, h, b) OPT_BIT_F(s, l, v, h, b, 0)
#define OPT_NEGBIT(s, l, v, h, b) { OPTION_NEGBIT, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG, NULL, (b) }
-#define OPT_COUNTUP(s, l, v, h) { OPTION_COUNTUP, (s), (l), (v), NULL, \
- (h), PARSE_OPT_NOARG }
-#define OPT_SET_INT(s, l, v, h, i) { OPTION_SET_INT, (s), (l), (v), NULL, \
- (h), PARSE_OPT_NOARG, NULL, (i) }
-#define OPT_BOOL(s, l, v, h) OPT_SET_INT(s, l, v, h, 1)
+#define OPT_COUNTUP(s, l, v, h) OPT_COUNTUP_F(s, l, v, h, 0)
+#define OPT_SET_INT(s, l, v, h, i) OPT_SET_INT_F(s, l, v, h, i, 0)
+#define OPT_BOOL(s, l, v, h) OPT_BOOL_F(s, l, v, h, 0)
#define OPT_HIDDEN_BOOL(s, l, v, h) { OPTION_SET_INT, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 1}
#define OPT_CMDMODE(s, l, v, h, i) { OPTION_CMDMODE, (s), (l), (v), NULL, \
@@ -138,9 +150,6 @@ struct option {
(h), 0, &parse_opt_string_list }
#define OPT_UYN(s, l, v, h) { OPTION_CALLBACK, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG, &parse_opt_tertiary }
-#define OPT_DATE(s, l, v, h) \
- { OPTION_CALLBACK, (s), (l), (v), N_("time"),(h), 0, \
- parse_opt_approxidate_cb }
#define OPT_EXPIRY_DATE(s, l, v, h) \
{ OPTION_CALLBACK, (s), (l), (v), N_("expiry-date"),(h), 0, \
parse_opt_expiry_date_cb }
@@ -166,28 +175,41 @@ struct option {
* Returns the number of arguments left in argv[].
*/
extern int parse_options(int argc, const char **argv, const char *prefix,
- const struct option *options,
- const char * const usagestr[], int flags);
+ const struct option *options,
+ const char * const usagestr[], int flags);
extern NORETURN void usage_with_options(const char * const *usagestr,
- const struct option *options);
+ const struct option *options);
extern NORETURN void usage_msg_opt(const char *msg,
const char * const *usagestr,
const struct option *options);
extern int optbug(const struct option *opt, const char *reason);
-extern int opterror(const struct option *opt, const char *reason, int flags);
-#if defined(__GNUC__)
-#define opterror(o,r,f) (opterror((o),(r),(f)), const_error())
-#endif
+const char *optname(const struct option *opt, int flags);
+
+/*
+ * Use these assertions for callbacks that expect to be called with NONEG and
+ * NOARG respectively, and do not otherwise handle the "unset" and "arg"
+ * parameters.
+ */
+#define BUG_ON_OPT_NEG(unset) do { \
+ if ((unset)) \
+ BUG("option callback does not expect negation"); \
+} while (0)
+#define BUG_ON_OPT_ARG(arg) do { \
+ if ((arg)) \
+ BUG("option callback does not expect an argument"); \
+} while (0)
/*----- incremental advanced APIs -----*/
enum {
+ PARSE_OPT_COMPLETE = -2,
PARSE_OPT_HELP = -1,
PARSE_OPT_DONE,
PARSE_OPT_NON_OPTION,
+ PARSE_OPT_ERROR,
PARSE_OPT_UNKNOWN
};
@@ -219,7 +241,6 @@ extern struct option *parse_options_concat(struct option *a, struct option *b);
/*----- some often used options -----*/
extern int parse_opt_abbrev_cb(const struct option *, const char *, int);
-extern int parse_opt_approxidate_cb(const struct option *, const char *, int);
extern int parse_opt_expiry_date_cb(const struct option *, const char *, int);
extern int parse_opt_color_flag_cb(const struct option *, const char *, int);
extern int parse_opt_verbosity_cb(const struct option *, const char *, int);
@@ -240,7 +261,7 @@ extern int parse_opt_passthru_argv(const struct option *, const char *, int);
{ OPTION_CALLBACK, 'q', "quiet", (var), NULL, N_("be more quiet"), \
PARSE_OPT_NOARG, &parse_opt_verbosity_cb, 0 }
#define OPT__DRY_RUN(var, h) OPT_BOOL('n', "dry-run", (var), (h))
-#define OPT__FORCE(var, h) OPT_COUNTUP('f', "force", (var), (h))
+#define OPT__FORCE(var, h, f) OPT_COUNTUP_F('f', "force", (var), (h), (f))
#define OPT__ABBREV(var) \
{ OPTION_CALLBACK, 0, "abbrev", (var), N_("n"), \
N_("use <n> digits to display SHA-1s"), \
@@ -258,7 +279,9 @@ extern int parse_opt_passthru_argv(const struct option *, const char *, int);
PARSE_OPT_LASTARG_DEFAULT | flag, \
parse_opt_commits, (intptr_t) "HEAD" \
}
-#define OPT_CONTAINS(v, h) _OPT_CONTAINS_OR_WITH("contains", v, h, 0)
-#define OPT_WITH(v, h) _OPT_CONTAINS_OR_WITH("with", v, h, PARSE_OPT_HIDDEN)
+#define OPT_CONTAINS(v, h) _OPT_CONTAINS_OR_WITH("contains", v, h, PARSE_OPT_NONEG)
+#define OPT_NO_CONTAINS(v, h) _OPT_CONTAINS_OR_WITH("no-contains", v, h, PARSE_OPT_NONEG)
+#define OPT_WITH(v, h) _OPT_CONTAINS_OR_WITH("with", v, h, PARSE_OPT_HIDDEN | PARSE_OPT_NONEG)
+#define OPT_WITHOUT(v, h) _OPT_CONTAINS_OR_WITH("without", v, h, PARSE_OPT_HIDDEN | PARSE_OPT_NONEG)
#endif