escape $s in commit messages

so variable names like $remote_fs don't get dropped silently.

Closes: #486447

1 files changed, 5 insertions, 1 deletions

diff --git a/git-dch b/git-dch
index 147c9b36..74c41540 100755
--- a/git-dch
+++ b/git-dch
@@ -40,9 +40,13 @@ def system(cmd):
         raise GbpError
 
 
+def escape_commit(msg):
+    return msg.replace('"','\\\"').replace("$","\$")
+
+
 def add_changelog_entry(msg, author, email):
     "add aa single changelog entry"
-    cmd = """DEBFULLNAME="%s" DEBEMAIL="%s" dch --no-auto-nmu --append -- "%s" """ % (author, email, msg.replace('"','\\\"'))
+    cmd = """DEBFULLNAME="%s" DEBEMAIL="%s" dch --no-auto-nmu --append -- "%s" """ % (author, email, escape_commit(msg))
     system(cmd)