diff --git a/parse-options.c b/parse-options.c
index e469fc06faef288e9684ec2a975a944eb7268e0c..d218122af5c2c0cddd857fce0ae5064bf32f6387 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
#include "cache.h"
#include "commit.h"
+static int parse_options_usage(const char * const *usagestr,
+ const struct option *opts);
+
#define OPT_SHORT 1
#define OPT_UNSET 2
abbrev_flags = flags;
continue;
}
+ /* negation allowed? */
+ if (options->flags & PARSE_OPT_NONEG)
+ continue;
/* negated and abbreviated very much? */
if (!prefixcmp("no-", arg)) {
flags |= OPT_UNSET;
}
}
+static void parse_options_check(const struct option *opts)
+{
+ int err = 0;
+
+ for (; opts->type != OPTION_END; opts++) {
+ if ((opts->flags & PARSE_OPT_LASTARG_DEFAULT) &&
+ (opts->flags & PARSE_OPT_OPTARG)) {
+ if (opts->long_name) {
+ error("`--%s` uses incompatible flags "
+ "LASTARG_DEFAULT and OPTARG", opts->long_name);
+ } else {
+ error("`-%c` uses incompatible flags "
+ "LASTARG_DEFAULT and OPTARG", opts->short_name);
+ }
+ err |= 1;
+ }
+ }
+
+ if (err)
+ exit(129);
+}
+
void parse_options_start(struct parse_opt_ctx_t *ctx,
int argc, const char **argv, const char *prefix,
int flags)
{
int internal_help = !(ctx->flags & PARSE_OPT_NO_INTERNAL_HELP);
+ parse_options_check(options);
+
/* we must reset ->opt, unknown short option leave it dangling */
ctx->opt = NULL;
#define USAGE_OPTS_WIDTH 24
#define USAGE_GAP 2
-int usage_with_options_internal(const char * const *usagestr,
+static int usage_with_options_internal(const char * const *usagestr,
const struct option *opts, int full)
{
if (!usagestr)
continue;
pos = fprintf(stderr, " ");
- if (opts->short_name) {
+ if (opts->short_name && !(opts->flags & PARSE_OPT_NEGHELP)) {
if (opts->flags & PARSE_OPT_NODASH)
pos += fprintf(stderr, "%c", opts->short_name);
else
if (opts->long_name && opts->short_name)
pos += fprintf(stderr, ", ");
if (opts->long_name)
- pos += fprintf(stderr, "--%s", opts->long_name);
+ pos += fprintf(stderr, "--%s%s",
+ (opts->flags & PARSE_OPT_NEGHELP) ? "no-" : "",
+ opts->long_name);
if (opts->type == OPTION_NUMBER)
pos += fprintf(stderr, "-NUM");
exit(129);
}
-int parse_options_usage(const char * const *usagestr,
- const struct option *opts)
+void usage_msg_opt(const char *msg,
+ const char * const *usagestr,
+ const struct option *options)
+{
+ fprintf(stderr, "%s\n\n", msg);
+ usage_with_options(usagestr, options);
+}
+
+static int parse_options_usage(const char * const *usagestr,
+ const struct option *opts)
{
return usage_with_options_internal(usagestr, opts, 0);
}
@@ -596,3 +636,10 @@ int parse_opt_with_commit(const struct option *opt, const char *arg, int unset)
commit_list_insert(commit, opt->value);
return 0;
}
+
+int parse_opt_tertiary(const struct option *opt, const char *arg, int unset)
+{
+ int *target = opt->value;
+ *target = unset ? 2 : 1;
+ return 0;
+}