X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=daklib%2Futils.py;h=651e13ae7b6ac507ef468bda804df4f047a0b51c;hb=425e44739cd77ffa01294f23e94ae7eabd5f5ec8;hp=e0bdfe8412dca1f5f062ac249f16eb8714b04cec;hpb=b481cd8cf9d18912aeb6c0af1e7ab883e347381e;p=dak.git

diff --git a/daklib/utils.py b/daklib/utils.py
index e0bdfe84..651e13ae 100755
--- a/daklib/utils.py
+++ b/daklib/utils.py
@@ -260,6 +260,7 @@ def create_hash(where, files, hashname, hashfunc):
             file_handle = open_file(f)
         except CantOpenError:
             rejmsg.append("Could not open file %s for checksumming" % (f))
+            continue
 
         files[f][hash_key(hashname)] = hashfunc(file_handle)
 
@@ -1484,6 +1485,20 @@ def temp_filename(directory=None, prefix="dak", suffix=""):
 
 ################################################################################
 
+def temp_dirname(parent=None, prefix="dak", suffix=""):
+    """
+    Return a secure and unique directory by pre-creating it.
+    If 'parent' is non-null, it will be the directory the directory is pre-created in.
+    If 'prefix' is non-null, the filename will be prefixed with it, default is dak.
+    If 'suffix' is non-null, the filename will end with it.
+
+    Returns a pathname to the new directory
+    """
+
+    return tempfile.mkdtemp(suffix, prefix, parent)
+
+################################################################################
+
 def is_email_alias(email):
     """ checks if the user part of the email is listed in the alias file """
     global alias_cache
@@ -1498,6 +1513,25 @@ def is_email_alias(email):
 
 ################################################################################
 
+def get_changes_files(dir):
+    """
+    Takes a directory and lists all .changes files in it (as well as chdir'ing
+    to the directory; this is due to broken behaviour on the part of p-u/p-a
+    when you're not in the right place)
+
+    Returns a list of filenames
+    """
+    try:
+        # Much of the rest of p-u/p-a depends on being in the right place
+        os.chdir(dir)
+        changes_files = [x for x in os.listdir(dir) if x.endswith('.changes')]
+    except OSError, e:
+        fubar("Failed to read list from directory %s (%s)" % (dir, e))
+
+    return changes_files
+
+################################################################################
+
 apt_pkg.init()
 
 Cnf = apt_pkg.newConfiguration()
@@ -1506,4 +1540,4 @@ apt_pkg.ReadConfigFileISC(Cnf,default_config)
 if which_conf_file() != default_config:
     apt_pkg.ReadConfigFileISC(Cnf,which_conf_file())
 
-################################################################################
+###############################################################################