From 3737e5f0e75f355895bf0b46a33b1c1621477226 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Tue, 30 Jul 2019 15:02:46 +0100
Subject: misc: Allow %% to escape a single % in paths.

For example "%d/config%%1" is expanded to "~/.ssh/config%1".

Signed-off-by: Richard W.M. Jones <rjones@redhat.com>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/misc.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/misc.c')

diff --git a/src/misc.c b/src/misc.c
index c7174b84..25df5910 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -1012,6 +1012,7 @@ char *ssh_path_expand_escape(ssh_session session, const char *s) {
 
     for (i = 0; *p != '\0'; p++) {
         if (*p != '%') {
+        escape:
             buf[i] = *p;
             i++;
             if (i >= MAX_BUF_SIZE) {
@@ -1028,6 +1029,8 @@ char *ssh_path_expand_escape(ssh_session session, const char *s) {
         }
 
         switch (*p) {
+            case '%':
+                goto escape;
             case 'd':
                 x = strdup(session->opts.sshdir);
                 break;
-- 
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