X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3184b4cf2e8e2009ce62b8f66c666ae7da67e378..e6f0c9bca4b052d20a2e48ce9715b89e187b671a:/apt-pkg/cachefile.cc

diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc
index 964c5bd8b..ea3d45480 100644
--- a/apt-pkg/cachefile.cc
+++ b/apt-pkg/cachefile.cc
@@ -12,6 +12,8 @@
    ##################################################################### */
 									/*}}}*/
 // Include Files							/*{{{*/
+#include <config.h>
+
 #include <apt-pkg/cachefile.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/sourcelist.h>
@@ -19,15 +21,23 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/policy.h>
 #include <apt-pkg/pkgsystem.h>
-#include <apt-pkg/acquire-item.h>
 #include <apt-pkg/fileutl.h>
-    
+#include <apt-pkg/progress.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/mmap.h>
+#include <apt-pkg/pkgcache.h>
+
+#include <string.h>
+#include <unistd.h>
+#include <string>
+#include <vector>
+
 #include <apti18n.h>
 									/*}}}*/
 // CacheFile::CacheFile - Constructor					/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-pkgCacheFile::pkgCacheFile() : Map(NULL), Cache(NULL), DCache(NULL),
+pkgCacheFile::pkgCacheFile() : d(NULL), Map(NULL), Cache(NULL), DCache(NULL),
 				SrcList(NULL), Policy(NULL)
 {
 }
@@ -96,7 +106,7 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock)
 // CacheFile::BuildSourceList - Open and build all relevant sources.list/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool pkgCacheFile::BuildSourceList(OpProgress *Progress)
+bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/)
 {
    if (SrcList != NULL)
       return true;
@@ -110,7 +120,7 @@ bool pkgCacheFile::BuildSourceList(OpProgress *Progress)
 // CacheFile::BuildPolicy - Open and build all relevant preferences	/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool pkgCacheFile::BuildPolicy(OpProgress *Progress)
+bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/)
 {
    if (Policy != NULL)
       return true;
@@ -133,6 +143,9 @@ bool pkgCacheFile::BuildDepCache(OpProgress *Progress)
    if (DCache != NULL)
       return true;
 
+   if (BuildPolicy(Progress) == false)
+      return false;
+
    DCache = new pkgDepCache(Cache,Policy);
    if (_error->PendingError() == true)
       return false;
@@ -163,6 +176,54 @@ bool pkgCacheFile::Open(OpProgress *Progress, bool WithLock)
    return true;
 }
 									/*}}}*/
+// CacheFile::RemoveCaches - remove all cache files from disk		/*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void pkgCacheFile::RemoveCaches()
+{
+   std::string const pkgcache = _config->FindFile("Dir::cache::pkgcache");
+   std::string const srcpkgcache = _config->FindFile("Dir::cache::srcpkgcache");
+
+   if (pkgcache.empty() == false && RealFileExists(pkgcache) == true)
+      unlink(pkgcache.c_str());
+   if (srcpkgcache.empty() == false && RealFileExists(srcpkgcache) == true)
+      unlink(srcpkgcache.c_str());
+   if (pkgcache.empty() == false)
+   {
+      std::string cachedir = flNotFile(pkgcache);
+      std::string cachefile = flNotDir(pkgcache);
+      if (cachedir.empty() != true && cachefile.empty() != true && DirectoryExists(cachedir) == true)
+      {
+	 cachefile.append(".");
+	 std::vector<std::string> caches = GetListOfFilesInDir(cachedir, false);
+	 for (std::vector<std::string>::const_iterator file = caches.begin(); file != caches.end(); ++file)
+	 {
+	    std::string nuke = flNotDir(*file);
+	    if (strncmp(cachefile.c_str(), nuke.c_str(), cachefile.length()) != 0)
+	       continue;
+	    unlink(file->c_str());
+	 }
+      }
+   }
+
+   if (srcpkgcache.empty() == true)
+      return;
+
+   std::string cachedir = flNotFile(srcpkgcache);
+   std::string cachefile = flNotDir(srcpkgcache);
+   if (cachedir.empty() == true || cachefile.empty() == true || DirectoryExists(cachedir) == false)
+      return;
+   cachefile.append(".");
+   std::vector<std::string> caches = GetListOfFilesInDir(cachedir, false);
+   for (std::vector<std::string>::const_iterator file = caches.begin(); file != caches.end(); ++file)
+   {
+      std::string nuke = flNotDir(*file);
+      if (strncmp(cachefile.c_str(), nuke.c_str(), cachefile.length()) != 0)
+	 continue;
+      unlink(file->c_str());
+   }
+}
+									/*}}}*/
 // CacheFile::Close - close the cache files				/*{{{*/
 // ---------------------------------------------------------------------
 /* */