Add SSHEXEC_SSH

Signed-off-by: Mattias Andrée <m@maandree.se>

4 files changed, 23 insertions, 2 deletions

diff --git a/README b/README
index 8476cee..25af146 100644
--- a/README
+++ b/README
@@ -158,6 +158,10 @@ ENVIRONMENT VARIABLES
 		variable affects where the sshexec utility can find the
 		ssh(1) utility or ssh-command.
 
+	SSHEXEC_SSH
+		If set and non-empty, it overrides the default value of
+		ssh-command from ssh to the value of the variable.
+
 	SSHEXEC_OPTS_NO_ARG
 		List of options that sshexec shall interpret as ssh(1)
 		options that do not have any argument. (Default is
diff --git a/sshcd.1 b/sshcd.1
index 7b5ede4..d2a0265 100644
--- a/sshcd.1
+++ b/sshcd.1
@@ -140,6 +140,13 @@ to tell SSH to allocate a pseudo terminal. If unset
 will be used. If set but empty, no flag will be passed to
 .BR ssh (1).
 .TP
+.I SSHEXEC_SSH
+If set and non-empty, it overrides the default value of
+.I ssh-command
+from
+.B ssh
+to the value of the variable.
+.TP
 .I SSHEXEC_OPTS_NO_ARG
 List of options that
 .B sshexec
diff --git a/sshexec.1 b/sshexec.1
index 9f37962..dc42392 100644
--- a/sshexec.1
+++ b/sshexec.1
@@ -296,6 +296,13 @@ utility can find the
 utility or
 .IR ssh-command .
 .TP
+.I SSHEXEC_SSH
+If set and non-empty, it overrides the default value of
+.I ssh-command
+from
+.B ssh
+to the value of the variable.
+.TP
 .I SSHEXEC_OPTS_NO_ARG
 List of options that
 .B sshexec
diff --git a/sshexec.c b/sshexec.c
index 7ed551a..bc02987 100644
--- a/sshexec.c
+++ b/sshexec.c
@@ -480,8 +480,11 @@ parse_sshexec_options(char *argv[])
 end_of_options:
 	/* Parse options and set defaults */
 
-	if (!ssh)
-		ssh = "ssh";
+	if (!ssh) {
+		ssh = get("SSHEXEC_SSH", "");
+		if (!*ssh)
+			ssh = "ssh";
+	}
 
 	if (!cd)
 		strict_cd = !is_sshcd;