From 14dff0f69d37e73cf99c77f5f5f38b2a3c6522f5 Mon Sep 17 00:00:00 2001
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 27 May 2018 17:31:57 +0800
Subject: expand: Use HOME in tilde expansion when it is empty

Currently if HOME is set to empty tilde expansion will fail, i.e.,
it will remain as a literal tilde.  This patch changes it to
return the empty string as required by POSIX.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 src/expand.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/expand.c b/src/expand.c
index 45e9b79..eb50e15 100644
--- a/src/expand.c
+++ b/src/expand.c
@@ -385,7 +385,7 @@ done:
 	} else {
 		home = getpwhome(name);
 	}
-	if (!home || !*home)
+	if (!home)
 		goto lose;
 	*p = c;
 	strtodest(home, SQSYNTAX, quotes);
-- 
cgit 1.4.1

t' value='switch'/></form></td></tr>
<tr><td class='sub'>dontfiles
</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/src/'>summary</a> <a href='/src/refs/?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d'>refs</a> <a class='active' href='/src/log/home/.ssh/config?follow=1'>log</a> <a href='/src/tree/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d'>tree</a> <a href='/src/commit/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>commit</a> <a href='/src/diff/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>diff</a></td><td class='form'><form class='right' method='get' action='/src/log/home/.ssh/config'>
<input type='hidden' name='id' value='0423c598e3412c12cc3e1f262eb50cd9cc06391d'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/src/log/?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>root</a>/<a href='/src/log/home?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>home</a>/<a href='/src/log/home/.ssh?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>.ssh</a>/<a href='/src/log/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;follow=1'>config</a> (<a href='/src/log/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d'>unfollow</a>)</div><div class='content'><table class='list nowrap'><tr class='nohover'><th></th><th class='left'>Commit message (<a href='/src/log/home/.ssh/config?id=0423c598e3412c12cc3e1f262eb50cd9cc06391d&amp;showmsg=1&amp;follow=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-07-25 23:16:51 -0400'>2019-07-25</span></td><td><a href='/src/commit/bin/style.sed?id=4b7d5161a30645b0a23691687ef1aafdda62d3bb&amp;follow=1'>Use scheme to style HTMLs</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2019-07-25 23:12:55 -0400'>2019-07-25</span></td><td><a href='/src/commit/bin/hi.c?id=8d53c3d396e6b95bbb31302d69d1301fa1b76503&amp;follow=1'>Don't match comments in strings in make</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2019-07-25 23:06:46 -0400'>2019-07-25</span></td><td><a href='/src/commit/bin/Makefile?id=b1247767cc1199328fa2afbcfb81052ce4f7687f&amp;follow=1'>Generate index.html with links from bin.7</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2019-07-24 22:30:58 -0400'>2019-07-24</span></td><td><a href='/src/commit/bin/when.y?id=4ef3ca0d1ba99c6c3d1a9dc985c99d0285ae37de&amp;follow=1'>Warn when date has changed</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2019-07-24 20:31:29 -0400'>2019-07-24</span></td><td><a href='/src/commit/bin/when.y?id=d80b99a53a7516fbecdec29b42c87bda6b1108e9&amp;follow=1'>Add when</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2019-07-24 17:44:48 -0400'>2019-07-24</span></td><td><a href='/src/commit/bin/bit.y?id=25a35a154a58ca9979fe8a6e0e719c8eb568a6b6&amp;follow=1'>Remove histedit from bit</a></td><td>June McEnroe