check for ssh auth agent

diff --git a/mrsetup b/mrsetup
index ca453ae67ee9aff5d0efa627b90c0601ec8e94c3..41173f9d6ebfd07f2cd306335c748ca1bd719a57 100755 (executable)
--- a/mrsetup
+++ b/mrsetup
@@ -19,24 +19,29 @@ MR_FGIT=.fgits/mr.git
 MR=.mr
 BIN_DIR=.bin
 
 MR=.mr
 BIN_DIR=.bin
 

+if [ -z "$SSH_AUTH_SOCK" ]; then
+  echo E: '$SSH_AUTH_SOCK' is not set. >&2
+  exit 1
+fi
+

 if [ ! -x "$(command -v git)" ]; then
   echo E: git is not installed. >&2
 if [ ! -x "$(command -v git)" ]; then
   echo E: git is not installed. >&2

-  exit 1
+  exit 2

 fi
 
 if [ -e .mrconfig ]; then
   echo E: .mrconfig already exists. >&2
 fi
 
 if [ -e .mrconfig ]; then
   echo E: .mrconfig already exists. >&2

-  exit 2
+  exit 3

 fi
 
 if [ -d "$MR_FGIT" ]; then
   echo E: "$MR_FGIT" already exists. >&2
 fi
 
 if [ -d "$MR_FGIT" ]; then
   echo E: "$MR_FGIT" already exists. >&2

-  exit 3
+  exit 4

 fi
 
 if [ -d ".git" ]; then
   echo E: .git already exists. >&2
 fi
 
 if [ -d ".git" ]; then
   echo E: .git already exists. >&2

-  exit 3
+  exit 5

 fi
 
 if [ -d code/mr ]; then
 fi
 
 if [ -d code/mr ]; then


@@ -44,7 +49,7 @@ if [ -d code/mr ]; then
     echo W: code/mr already exists, let us hope for the best... >&2
   else
     echo E: code/mr already exists. >&2
     echo W: code/mr already exists, let us hope for the best... >&2
   else
     echo E: code/mr already exists. >&2

-    exit 4
+    exit 6

   fi
 else
   echo I: cloning mr into ${MR_CODE}...
   fi
 else
   echo I: cloning mr into ${MR_CODE}...