diff options
Diffstat (limited to 'argp')
| -rw-r--r-- | argp/argp-help.c | 6 | ||||
| -rw-r--r-- | argp/argp-parse.c | 10 | ||||
| -rw-r--r-- | argp/argp.h | 2 |
3 files changed, 13 insertions, 5 deletions
diff --git a/argp/argp-help.c b/argp/argp-help.c index cd54efcffe..e18ee418f5 100644 --- a/argp/argp-help.c +++ b/argp/argp-help.c @@ -1136,7 +1136,7 @@ hol_help (struct hol *hol, const struct argp_state *state, Mandatory or optional arguments to long options are also mandatory or \ optional for any corresponding short options."); const char *fstr = filter_doc (tstr, ARGP_KEY_HELP_DUP_ARGS_NOTE, - state ? state->argp : 0, state); + state ? state->root_argp : 0, state); if (fstr && *fstr) { __argp_fmtstream_putc (stream, '\n'); @@ -1316,7 +1316,7 @@ argp_args_usage (const struct argp *argp, const struct argp_state *state, const struct argp_child *child = argp->children; const char *tdoc = gettext (argp->args_doc), *nl = 0; const char *fdoc = filter_doc (tdoc, ARGP_KEY_HELP_ARGS_DOC, - state ? state->argp : 0, state); + state ? state->root_argp : 0, state); if (fdoc) { @@ -1601,7 +1601,7 @@ __argp_state_help (const struct argp_state *state, FILE *stream, unsigned flags) if (state && (state->flags & ARGP_LONG_ONLY)) flags |= ARGP_HELP_LONG_ONLY; - _help (state ? state->argp : 0, state, stream, flags, + _help (state ? state->root_argp : 0, state, stream, flags, state ? state->name : program_invocation_short_name); if (!state || ! (state->flags & ARGP_NO_EXIT)) diff --git a/argp/argp-parse.c b/argp/argp-parse.c index 47a16fac4f..edc5516851 100644 --- a/argp/argp-parse.c +++ b/argp/argp-parse.c @@ -526,7 +526,7 @@ parser_init (struct parser *parser, const struct argp *argp, parser_convert (parser, argp, flags); memset (&parser->state, 0, sizeof (struct argp_state)); - parser->state.argp = parser->argp; + parser->state.root_argp = parser->argp; parser->state.argc = argc; parser->state.argv = argv; parser->state.flags = flags; @@ -548,6 +548,14 @@ parser_init (struct parser *parser, const struct argp *argp, if (group->parent) /* If a child parser, get the initial input value from the parent. */ group->input = group->parent->child_inputs[group->parent_index]; + + if (!group->parser + && group->argp->children && group->argp->children->argp) + /* For the special case where no parsing function is supplied for an + argp, propagate its input to its first child, if any (this just + makes very simple wrapper argps more convenient). */ + group->child_inputs[0] = group->input; + err = group_parse (group, &parser->state, ARGP_KEY_INIT, 0); } if (err == EBADKEY) diff --git a/argp/argp.h b/argp/argp.h index fa09e2aea6..886742a36e 100644 --- a/argp/argp.h +++ b/argp/argp.h @@ -274,7 +274,7 @@ struct argp_child struct argp_state { /* The top level ARGP being parsed. */ - __const struct argp *argp; + __const struct argp *root_argp; /* The argument vector being parsed. May be modified. */ int argc; |