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[apt.git] / apt-pkg / version.cc

diff --git a/apt-pkg/version.cc b/apt-pkg/version.cc
index 4e2e61312ebc9d82f4a1aa759d1dda1bb4479965..4aad581f8e597c495dfabaa4041eaa5972664581 100644 (file)
--- a/apt-pkg/version.cc
+++ b/apt-pkg/version.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: version.cc,v 1.7 1998/11/28 20:50:24 jgg Exp $
+// $Id: version.cc,v 1.9 1999/04/19 06:03:09 jgg Exp $
 /* ######################################################################
 
    Version - Version string 
@@ -59,7 +59,6 @@ int pkgVersionCompare(string A,string B)
 static int iVersionCompare(const char *A, const char *AEnd, const char *B,
                           const char *BEnd)
 {
-   // cout << string(A,AEnd) << ',' << string(B,BEnd) << endl;
    if (A >= AEnd && B >= BEnd)
       return 0;
    if (A >= AEnd)
@@ -182,9 +181,9 @@ int pkgVersionCompare(const char *A, const char *AEnd, const char *B,
    for (;dlhs > lhs && *dlhs != '-'; dlhs--);
    for (;drhs > rhs && *drhs != '-'; drhs--);
 
-   if (dlhs == A)
+   if (dlhs == lhs)
       dlhs = AEnd;
-   if (drhs == B)
+   if (drhs == rhs)
       drhs = BEnd;
    
    // Compare the main version
@@ -249,3 +248,24 @@ bool pkgCheckDep(const char *DepVer,const char *PkgVer,int Op)
    return false;
 }
                                                                        /*}}}*/
+// BaseVersion - Return the upstream version string                    /*{{{*/
+// ---------------------------------------------------------------------
+/* This strips all the debian specific information from the version number */
+string pkgBaseVersion(const char *Ver)
+{
+   // Strip off the bit before the first colon
+   const char *I = Ver;
+   for (; *I != 0 && *I != ':'; I++);
+   if (*I == ':')
+      Ver = I + 1;
+   
+   // Chop off the trailing -
+   I = Ver;
+   unsigned Last = strlen(Ver);
+   for (; *I != 0; I++)
+      if (*I == '-')
+        Last = I - Ver;
+   
+   return string(Ver,Last);
+}
+                                                                       /*}}}*/