From d0f0809a94fd0b429eb2286ad4a649ec6b1ee58b Mon Sep 17 00:00:00 2001 From: Miles Bader Date: Tue, 20 May 1997 21:37:07 +0000 Subject: (_help): Supply STATE to argp_args_usage. (argp_args_usage): Add filtering of the args doc string. (comma): Print cluster headers for the first entry too. --- libshouldbeinlibc/argp-help.c | 32 +++++++++++++++++++------------- 1 file changed, 19 insertions(+), 13 deletions(-) (limited to 'libshouldbeinlibc') diff --git a/libshouldbeinlibc/argp-help.c b/libshouldbeinlibc/argp-help.c index a657fd8c..481b8069 100644 --- a/libshouldbeinlibc/argp-help.c +++ b/libshouldbeinlibc/argp-help.c @@ -973,8 +973,10 @@ comma (unsigned col, struct pentry_state *pest) if (pest->hhstate->sep_groups && pe && pest->entry->group != pe->group) __argp_fmtstream_putc (pest->stream, '\n'); - if (pe && cl && pe->cluster != cl && cl->header && *cl->header - && !hol_cluster_is_child (pe->cluster, cl)) + if (cl && cl->header && *cl->header + && (!pe + || (pe->cluster != cl + && !hol_cluster_is_child (pe->cluster, cl)))) /* If we're changing clusters, then this must be the start of the ENTRY's cluster unless that is an ancestor of the previous one (in which case we had just popped into a sub-cluster for a bit). @@ -1305,17 +1307,19 @@ argp_args_levels (const struct argp *argp) updated by this routine for the next call if ADVANCE is true. True is returned as long as there are more patterns to output. */ static int -argp_args_usage (const struct argp *argp, char **levels, int advance, - argp_fmtstream_t stream) +argp_args_usage (const struct argp *argp, const struct argp_state *state, + char **levels, int advance, argp_fmtstream_t stream) { char *our_level = *levels; int multiple = 0; const struct argp_child *child = argp->children; - const char *doc = gettext (argp->args_doc), *nl = 0; + 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); - if (doc) + if (fdoc) { - nl = strchr (doc, '\n'); + nl = strchr (fdoc, '\n'); if (nl) /* This is a `multi-level' args doc; advance to the correct position as determined by our state in LEVELS, and update LEVELS. */ @@ -1323,22 +1327,24 @@ argp_args_usage (const struct argp *argp, char **levels, int advance, int i; multiple = 1; for (i = 0; i < *our_level; i++) - doc = nl + 1, nl = strchr (doc, '\n'); + fdoc = nl + 1, nl = strchr (fdoc, '\n'); (*levels)++; } if (! nl) - nl = doc + strlen (doc); + nl = fdoc + strlen (fdoc); /* Manually do line wrapping so that it (probably) won't get wrapped at any embedded spaces. */ - space (stream, 1 + nl - doc); + space (stream, 1 + nl - fdoc); - __argp_fmtstream_write (stream, doc, nl - doc); + __argp_fmtstream_write (stream, fdoc, nl - fdoc); } + if (fdoc && fdoc != tdoc) + free ((char *)fdoc); /* Free user's modified doc string. */ if (child) while (child->argp) - advance = !argp_args_usage ((child++)->argp, levels, advance, stream); + advance = !argp_args_usage ((child++)->argp, state, levels, advance, stream); if (advance && multiple) /* Need to increment our level. */ @@ -1517,7 +1523,7 @@ _help (const struct argp *argp, const struct argp_state *state, FILE *stream, flags |= ARGP_HELP_SHORT_USAGE; /* But only do so once. */ } - more_patterns = argp_args_usage (argp, &levels, 1, fs); + more_patterns = argp_args_usage (argp, state, &levels, 1, fs); __argp_fmtstream_set_wmargin (fs, old_wm); __argp_fmtstream_set_lmargin (fs, old_lm); -- cgit v1.2.3