[PATCH 3/5] i18n: parseopt: lookup help and argument translations when showing usage

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

"struct option" and the help usage array needs N_() marking on help
and argument text for this to work.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 parse-options.c |   15 +++++++--------
 1 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/parse-options.c b/parse-options.c
index 850cfa7..6247c20 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -490,7 +490,7 @@ static int usage_argh(const struct option *opts, FILE *outfile)
 			s = literal ? "[%s]" : "[<%s>]";
 	else
 		s = literal ? " %s" : " <%s>";
-	return fprintf(outfile, s, opts->argh ? opts->argh : "...");
+	return fprintf(outfile, s, opts->argh ? gettext(opts->argh) : "...");
 }
 
 #define USAGE_OPTS_WIDTH 24
@@ -508,13 +508,12 @@ static int usage_with_options_internal(struct parse_opt_ctx_t *ctx,
 	if (!err && ctx && ctx->flags & PARSE_OPT_SHELL_EVAL)
 		fprintf(outfile, "cat <<\\EOF\n");
 
-	fprintf(outfile, "usage: %s\n", *usagestr++);
+	fprintf(outfile, _("usage: %s\n"), gettext(*usagestr++));
 	while (*usagestr && **usagestr)
-		fprintf(outfile, "   or: %s\n", *usagestr++);
+		fprintf(outfile, _("   or: %s\n"), gettext(*usagestr++));
 	while (*usagestr) {
-		fprintf(outfile, "%s%s\n",
-				**usagestr ? "    " : "",
-				*usagestr);
+		fprintf(outfile, "%s%s\n", **usagestr ? "    " : "",
+			gettext(*usagestr));
 		usagestr++;
 	}
 
@@ -528,7 +527,7 @@ static int usage_with_options_internal(struct parse_opt_ctx_t *ctx,
 		if (opts->type == OPTION_GROUP) {
 			fputc('\n', outfile);
 			if (*opts->help)
-				fprintf(outfile, "%s\n", opts->help);
+				fprintf(outfile, "%s\n", gettext(opts->help));
 			continue;
 		}
 		if (!full && (opts->flags & PARSE_OPT_HIDDEN))
@@ -558,7 +557,7 @@ static int usage_with_options_internal(struct parse_opt_ctx_t *ctx,
 			fputc('\n', outfile);
 			pad = USAGE_OPTS_WIDTH;
 		}
-		fprintf(outfile, "%*s%s\n", pad + USAGE_GAP, "", opts->help);
+		fprintf(outfile, "%*s%s\n", pad + USAGE_GAP, "", gettext(opts->help));
 	}
 	fputc('\n', outfile);
 
-- 
1.7.3.1.256.g2539c.dirty