do not call resolver twice on (dist-)upgrade

[apt.git] / apt-private / private-sources.cc

diff --git a/apt-private/private-sources.cc b/apt-private/private-sources.cc
index 65706e785fcdf451caa214e858fa903e0f900ee5..301936b9db7101b96df2db473b4ca6304b393fef 100644 (file)
--- a/apt-private/private-sources.cc
+++ b/apt-private/private-sources.cc
@@ -1,10 +1,23 @@
+#include <config.h>
 
 #include <apt-pkg/hashes.h>
-#include <apti18n.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/sourcelist.h>
+#include <apt-pkg/cmndline.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/fileutl.h>
+
+#include <apt-private/private-output.h>
+#include <apt-private/private-sources.h>
+#include <apt-private/private-utils.h>
 
-#include "private-output.h"
-#include "private-sources.h"
-#include "private-utils.h"
+#include <stddef.h>
+#include <unistd.h>
+#include <iostream>
+#include <string>
+
+#include <apti18n.h>
 
 /* Interface discussion with donkult (for the future):
   apt [add-{archive,release,component}|edit|change-release|disable]-sources 
@@ -32,6 +45,10 @@ bool EditSources(CommandLine &CmdL)
    if (FileExists(sourceslist))
        before.FromFile(sourceslist);
 
+   int lockfd = GetLock(sourceslist);
+   if (lockfd < 0)
+      return false;
+      
    do {
       EditFileInSensibleEditor(sourceslist);
       _error->PushToStack();
@@ -46,6 +63,7 @@ bool EditSources(CommandLine &CmdL)
       }
       _error->RevertToStack();
    } while (res == false);
+   close(lockfd);
 
    if (FileExists(sourceslist) && !before.VerifyFile(sourceslist)) {
       strprintf(