X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/af87ab54430b31a0e1840b2c1673c07d74813447..319810767180e5c57c296b06c93e3ebec9f36a8e:/apt-pkg/versionmatch.cc

diff --git a/apt-pkg/versionmatch.cc b/apt-pkg/versionmatch.cc
index 194df9ebc..b4d1d4696 100644
--- a/apt-pkg/versionmatch.cc
+++ b/apt-pkg/versionmatch.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description								/*{{{*/
-// $Id: versionmatch.cc,v 1.3 2001/04/29 05:13:51 jgg Exp $
+// $Id: versionmatch.cc,v 1.9 2003/05/19 17:58:26 doogie Exp $
 /* ######################################################################
 
    Version Matching 
@@ -11,15 +11,13 @@
    ##################################################################### */
 									/*}}}*/
 // Include Files							/*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/versionmatch.h"
-#endif
 #include <apt-pkg/versionmatch.h>
 
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/error.h>
 
 #include <stdio.h>
+#include <ctype.h>
 									/*}}}*/
 
 // VersionMatch::pkgVersionMatch - Constructor				/*{{{*/
@@ -27,6 +25,10 @@
 /* Break up the data string according to the selected type */
 pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
 {
+   MatchAll = false;
+   VerPrefixMatch = false;
+   RelVerPrefixMatch = false;
+   
    if (Type == None || Data.length() < 1)
       return;
    
@@ -36,7 +38,7 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
       if (Data.end()[-1] == '*')
       {
 	 VerPrefixMatch = true;
-	 VerStr = string(Data.begin(),Data.end()-1);
+	 VerStr = string(Data,0,Data.length()-1);
       }
       else
 	 VerStr = Data;
@@ -47,20 +49,23 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
    {
       // All empty = match all
       if (Data == "*")
+      {
+	 MatchAll = true;
 	 return;
+      }
       
       // Are we a simple specification?
-      const char *I = Data.begin();
-      for (; I < Data.end() && *I != '='; I++);	 
+      string::const_iterator I = Data.begin();
+      for (; I != Data.end() && *I != '='; I++);
       if (I == Data.end())
       {
 	 // Temporary
 	 if (isdigit(Data[0]))
 	    RelVerStr = Data;
 	 else
-	    RelArchive = Data;
-	 
-	 if (RelVerStr.end()[-1] == '*')
+	    RelRelease = Data;
+
+	 if (RelVerStr.length() > 0 && RelVerStr.end()[-1] == '*')
 	 {
 	    RelVerPrefixMatch = true;
 	    RelVerStr = string(RelVerStr.begin(),RelVerStr.end()-1);
@@ -82,19 +87,21 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
       {
 	 if (strlen(Fragments[J]) < 3)
 	    continue;
-	    
+
 	 if (stringcasecmp(Fragments[J],Fragments[J]+2,"v=") == 0)
 	    RelVerStr = Fragments[J]+2;
 	 else if (stringcasecmp(Fragments[J],Fragments[J]+2,"o=") == 0)
 	    RelOrigin = Fragments[J]+2;
 	 else if (stringcasecmp(Fragments[J],Fragments[J]+2,"a=") == 0)
 	    RelArchive = Fragments[J]+2;
+	 else if (stringcasecmp(Fragments[J],Fragments[J]+2,"n=") == 0)
+	    RelCodename = Fragments[J]+2;
 	 else if (stringcasecmp(Fragments[J],Fragments[J]+2,"l=") == 0)
 	    RelLabel = Fragments[J]+2;
 	 else if (stringcasecmp(Fragments[J],Fragments[J]+2,"c=") == 0)
 	    RelComponent = Fragments[J]+2;
       }
-      
+
       if (RelVerStr.end()[-1] == '*')
       {
 	 RelVerPrefixMatch = true;
@@ -119,13 +126,12 @@ bool pkgVersionMatch::MatchVer(const char *A,string B,bool Prefix)
    const char *Ae = Ab + strlen(A);
    
    // Strings are not a compatible size.
-   if ((unsigned)(Ae - Ab) != B.length() && Prefix == false ||
+   if (((unsigned)(Ae - Ab) != B.length() && Prefix == false) ||
        (unsigned)(Ae - Ab) < B.length())
       return false;
    
    // Match (leading?)
-   if (stringcasecmp(B.begin(),B.end(),
-		     Ab,Ab + B.length()) == 0)
+   if (stringcasecmp(B,Ab,Ab + B.length()) == 0)
       return true;
    
    return false;
@@ -163,14 +169,18 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
 {
    if (Type == Release)
    {
+      if (MatchAll == true)
+	 return true;
+
 /*      cout << RelVerStr << ',' << RelOrigin << ',' << RelArchive << ',' << RelLabel << endl;
       cout << File.Version() << ',' << File.Origin() << ',' << File.Archive() << ',' << File.Label() << endl;*/
-      
+
       if (RelVerStr.empty() == true && RelOrigin.empty() == true &&
 	  RelArchive.empty() == true && RelLabel.empty() == true &&
+	  RelRelease.empty() == true && RelCodename.empty() == true &&
 	  RelComponent.empty() == true)
 	 return false;
-      
+
       if (RelVerStr.empty() == false)
 	 if (File->Version == 0 ||
 	     MatchVer(File.Version(),RelVerStr,RelVerPrefixMatch) == false)
@@ -180,11 +190,19 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
 	     stringcasecmp(RelOrigin,File.Origin()) != 0)
 	    return false;
       if (RelArchive.empty() == false)
-      {
-	 if (File->Archive == 0 || 
+	 if (File->Archive == 0 ||
 	     stringcasecmp(RelArchive,File.Archive()) != 0)
-	    return false;
-      }      
+            return false;
+      if (RelCodename.empty() == false)
+	 if (File->Codename == 0 ||
+	     stringcasecmp(RelCodename,File.Codename()) != 0)
+            return false;
+      if (RelRelease.empty() == false)
+	 if ((File->Archive == 0 ||
+	     stringcasecmp(RelRelease,File.Archive()) != 0) &&
+             (File->Codename == 0 ||
+	      stringcasecmp(RelRelease,File.Codename()) != 0))
+	       return false;
       if (RelLabel.empty() == false)
 	 if (File->Label == 0 ||
 	     stringcasecmp(RelLabel,File.Label()) != 0)
@@ -195,16 +213,18 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
 	    return false;
       return true;
    }
-   
+
    if (Type == Origin)
    {
-      if (OrSite.empty() == false)
-	 if (File->Site == 0 ||
-	     OrSite != File.Site())
+      if (OrSite.empty() == false) {
+	 if (File->Site == 0 || OrSite != File.Site())
 	    return false;
-      return true;
+      } else // so we are talking about file:// or status file
+	 if (strcmp(File.Site(),"") == 0 && File->Archive != 0) // skip the status file
+	    return false;
+      return (OrSite == File.Site());		/* both strings match */
    }
-   
+
    return false;
 }
 									/*}}}*/