From ff8383ce9092335de6c00447bb45a2a7fbbf8685 Mon Sep 17 00:00:00 2001
From: Jameson Graef Rollins <jrollins@finestructure.net>
Date: Sat, 21 Feb 2009 14:57:41 -0500
Subject: make sure we're explicitly capturing return codes in places where
 they are tested, in case things are being run set -e

---
 src/share/m/ssh_proxycommand    | 10 ++++++----
 src/share/m/subkey_to_ssh_agent | 10 ++++------
 2 files changed, 10 insertions(+), 10 deletions(-)

(limited to 'src/share/m')

diff --git a/src/share/m/ssh_proxycommand b/src/share/m/ssh_proxycommand
index bd09588..abe068d 100644
--- a/src/share/m/ssh_proxycommand
+++ b/src/share/m/ssh_proxycommand
@@ -18,6 +18,7 @@
 # "marginal case" ouput in the case that there is not a full
 # validation path to the host
 output_no_valid_key() {
+    local returnCode=0
     local sshKeyOffered
     local userID
     local type
@@ -112,11 +113,11 @@ EOF
 		fi
 		;;
 	esac
-    done
+    done || returnCode="$?"
 
     # if no key match was made (and the "while read" subshell returned
     # 1) output how many keys were found
-    if (($? != 1)) ; then
+    if (( returnCode != 1 )) ; then
 	cat <<EOF | log info
 None of the found keys matched the key offered by the host.
 Run the following command for more info about the found keys:
@@ -200,12 +201,13 @@ fi
 CHECK_KEYSERVER=${MONKEYSPHERE_CHECK_KEYSERVER:=$CHECK_KEYSERVER}
 
 # update the known_hosts file for the host
-update_known_hosts "$HOSTP"
+local returnCode=0
+update_known_hosts "$HOSTP" || returnCode="$?"
 
 # output on depending on the return of the update-known_hosts
 # subcommand, which is (ultimately) the return code of the
 # update_known_hosts function in common
-case $? in
+case "$returnCode" in
     0)
 	# acceptable host key found so continue to ssh
 	true
diff --git a/src/share/m/subkey_to_ssh_agent b/src/share/m/subkey_to_ssh_agent
index 818f4f7..a2cf9a0 100644
--- a/src/share/m/subkey_to_ssh_agent
+++ b/src/share/m/subkey_to_ssh_agent
@@ -14,11 +14,11 @@
 # try to add all authentication subkeys to the agent
 
 subkey_to_ssh_agent() {
-    local sshaddresponse
+    local sshaddresponse=0
     local secretkeys
     local authsubkeys
     local workingdir
-    local keysuccess
+    local keysuccess=0
     local subkey
     local publine
     local kname
@@ -38,8 +38,7 @@ For more details, see:
 
     # and if it looks like it's running, but we can't actually talk to
     # it, bail out:
-    ssh-add -l >/dev/null
-    sshaddresponse="$?"
+    ssh-add -l >/dev/null || sshaddresponse="$?"
     if [ "$sshaddresponse" = "2" ]; then
 	failure "Could not connect to ssh-agent"
     fi
@@ -100,8 +99,7 @@ You might want to 'monkeysphere gen-subkey'"
 
 	    passphrase_prompt "Enter passphrase for key $kname: " "$workingdir/passphrase"
 	    wait %2
-	fi
-	keysuccess="$?"
+	fi || keysuccess="$?"
 
 	rm -f "$workingdir/$kname"
     done
-- 
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