From df1c7b97fb2e65a121339984c44f8c64be9d5911 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sun, 1 May 2016 15:32:08 -0400
Subject: argv.h: usage screen generator: added basic paradigm support.
---
src/internal/argv/argv.h | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
(limited to 'src/internal')
diff --git a/src/internal/argv/argv.h b/src/internal/argv/argv.h
index f10d6f9..78d55d3 100644
--- a/src/internal/argv/argv.h
+++ b/src/internal/argv/argv.h
@@ -859,6 +859,7 @@ static void argv_usage(
while (*mark && (mark > desc)
&& (*mark != ' ')
+ && (*mark != '|')
&& (*mark != '\t')
&& (*mark != '\n'))
mark--;
@@ -868,6 +869,9 @@ static void argv_usage(
? cap : desc + desclen;
cache = *mark;
*mark = 0;
+ } else if (*mark == '|') {
+ cache = *mark;
+ *mark = 0;
} else {
cache = 0;
*mark = 0;
@@ -877,7 +881,11 @@ static void argv_usage(
if (desc == description)
fprintf(stdout,"%s%s\n",optstr,desc);
else
- fprintf(stdout,"%-*c %s\n",(int)optlen,' ',desc);
+ fprintf(stdout,"%-*c %s\n",
+ (*desc == '|')
+ ? (int)(optlen+1)
+ : (int)optlen,
+ ' ',desc);
if (cache)
*mark = cache;
--
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