do not fail if no file to harikiri

[etc/mrsetup.git] / mrsetup

diff --git a/mrsetup b/mrsetup
index 5af48336b22f769cd0c369dc398a83ddb0b14b3c..c71695c48385411b7e13f4f409603ba30b163698 100755 (executable)
--- a/mrsetup
+++ b/mrsetup
@@ -19,24 +19,29 @@ MR_FGIT=.fgits/mr.git
 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
-  exit 1
+  exit 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
-  exit 3
+  exit 4
 fi
 
 if [ -d ".git" ]; then
   echo E: .git already exists. >&2
-  exit 3
+  exit 5
 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
-    exit 4
+    exit 6
   fi
 else
   echo I: cloning mr into ${MR_CODE}...
@@ -98,4 +103,11 @@ else
   git push --all
 fi
 
+[ -f "$0" ] && rm $0 || :
+
+echo I: spawning a shell...
+$SHELL --interactive --login
+
+echo I: back from the shell.
+
 exit 0