X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=dak%2Frm.py;h=fe763605f545ddff7748a2a7dad6d7071ebc44ab;hb=3a044cf559c390a0a4dc0658ec565b6a327f136a;hp=8dff809ef30c5289368e22870ec831212803bae1;hpb=2d4f734d1d24765254687338a386be1e742f713b;p=dak.git

diff --git a/dak/rm.py b/dak/rm.py
index 8dff809e..fe763605 100755
--- a/dak/rm.py
+++ b/dak/rm.py
@@ -41,9 +41,7 @@
 
 import commands
 import os
-import re
 import sys
-import gzip
 import apt_pkg
 import apt_inst
 
@@ -116,7 +114,11 @@ def reverse_depends_check(removals, suites, arches=None):
         for component in components:
             filename = "%s/dists/%s/%s/binary-%s/Packages.gz" % (cnf["Dir::Root"], suites[0], component, architecture)
             # apt_pkg.ParseTagFile needs a real file handle and can't handle a GzipFile instance...
-            packages = gzip.open(filename, 'rb')
+            (fd, temp_filename) = utils.temp_filename()
+            (result, output) = commands.getstatusoutput("gunzip -c %s > %s" % (filename, temp_filename))
+            if (result != 0):
+                utils.fubar("Gunzip invocation failed!\n%s\n" % (output), result)
+            packages = utils.open_file(temp_filename)
             Packages = apt_pkg.ParseTagFile(packages)
             while Packages.Step():
                 package = Packages.Section.Find("Package")
@@ -146,6 +148,7 @@ def reverse_depends_check(removals, suites, arches=None):
                             virtual_packages[virtual_pkg] += 1
                 p2c[package] = component
             packages.close()
+            os.unlink(temp_filename)
 
         # If a virtual package is only provided by the to-be-removed
         # packages, treat the virtual package as to-be-removed too.
@@ -196,7 +199,12 @@ def reverse_depends_check(removals, suites, arches=None):
     for component in components:
         filename = "%s/dists/%s/%s/source/Sources.gz" % (cnf["Dir::Root"], suites[0], component)
         # apt_pkg.ParseTagFile needs a real file handle and can't handle a GzipFile instance...
-        sources = gzip.open(filename, 'rb')
+        (fd, temp_filename) = utils.temp_filename()
+        result, output = commands.getstatusoutput("gunzip -c %s > %s" % (filename, temp_filename))
+        if result != 0:
+            sys.stderr.write("Gunzip invocation failed!\n%s\n" % (output))
+            sys.exit(result)
+        sources = utils.open_file(temp_filename, "r")
         Sources = apt_pkg.ParseTagFile(sources)
         while Sources.Step():
             source = Sources.Section.Find("Package")