put die() messages to stderr

[topgit.git] / tg.sh

diff --git a/tg.sh b/tg.sh
index 91c374a0978a8a7bcb447130a032f264b14d5c91..3718702e5cd20eb0aefcfbb36a77801411c88978 100644 (file)
--- a/tg.sh
+++ b/tg.sh
@@ -14,7 +14,7 @@ info()
 
 die()
 {
-       info "fatal: $*"
+       info "fatal: $*" >&2
        exit 1
 }
 
@@ -54,6 +54,8 @@ setup_hook()
        else
                hook_call="exec $hook_call"
        fi
+       # Don't call hook if tg is not installed
+       hook_call="if which \"$tg\" > /dev/null; then $hook_call; fi"
        # Insert call into the hook
        {
                echo "#!/bin/sh"
@@ -237,6 +239,27 @@ branch_empty()
        [ -z "$(git diff-tree "refs/top-bases/$1" "$1" -- | fgrep -v "  .top")" ]
 }
 
+# list_deps
+list_deps()
+{
+       git for-each-ref refs/top-bases |
+               while read rev type ref; do
+                       name="${ref#refs/top-bases/}"
+                       if branch_annihilated "$name"; then
+                               continue;
+                       fi
+
+                       git cat-file blob "$name:.topdeps" | while read dep; do
+                               dep_is_tgish=true
+                               ref_exists "refs/top-bases/$dep"  ||
+                                       dep_is_tgish=false
+                               if ! "$dep_is_tgish" || ! branch_annihilated $dep; then
+                                       echo "$name $dep"
+                               fi
+                       done
+               done
+}
+
 # switch_to_base NAME [SEED]
 switch_to_base()
 {