* apt-pkg/packagemanager.cc:

[apt.git] / apt-pkg / deb / deblistparser.cc

diff --git a/apt-pkg/deb/deblistparser.cc b/apt-pkg/deb/deblistparser.cc
index 6c8bc838bdc60f064c381ee75ac720fd65a8176b..84e6c38c5440c90db4375da3e67ea740a7feb987 100644 (file)
--- a/apt-pkg/deb/deblistparser.cc
+++ b/apt-pkg/deb/deblistparser.cc
@@ -17,6 +17,7 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/aptconfiguration.h>
 #include <apt-pkg/strutl.h>
+#include <apt-pkg/fileutl.h>
 #include <apt-pkg/crc-16.h>
 #include <apt-pkg/md5.h>
 #include <apt-pkg/macros.h>
@@ -25,6 +26,8 @@
 #include <ctype.h>
                                                                        /*}}}*/
 
+using std::string;
+
 static debListParser::WordList PrioList[] = {{"important",pkgCache::State::Important},
                        {"required",pkgCache::State::Required},
                        {"standard",pkgCache::State::Standard},
@@ -71,10 +74,7 @@ string debListParser::Package() {
 // ---------------------------------------------------------------------
 /* This will return the Architecture of the package this section describes */
 string debListParser::Architecture() {
-   std::string const Arch = Section.FindS("Architecture");
-   if (Arch.empty() == true)
-      return _config->Find("APT::Architecture");
-   return Arch;
+   return Section.FindS("Architecture");
 }
                                                                        /*}}}*/
 // ListParser::ArchitectureAll                                         /*{{{*/
@@ -249,7 +249,7 @@ bool debListParser::UsePackage(pkgCache::PkgIterator &Pkg,
       return false;
 
    if (strcmp(Pkg.Name(),"apt") == 0)
-      Pkg->Flags |= pkgCache::Flag::Important;
+      Pkg->Flags |= pkgCache::Flag::Essential | pkgCache::Flag::Important;
    
    if (ParseStatus(Pkg,Ver) == false)
       return false;
@@ -522,9 +522,9 @@ const char *debListParser::ParseDepends(const char *Start,const char *Stop,
       // Skip whitespace
       for (;I != Stop && isspace(*I) != 0; I++);
       Start = I;
-      for (;I != Stop && *I != ')'; I++);
-      if (I == Stop || Start == I)
-        return 0;     
+      I = (const char*) memchr(I, ')', Stop - I);
+      if (I == NULL || Start == I)
+        return 0;
       
       // Skip trailing whitespace
       const char *End = I;
@@ -675,6 +675,9 @@ bool debListParser::ParseProvides(pkgCache::VerIterator &Ver)
            return _error->Error("Problem parsing Provides line");
         if (Op != pkgCache::Dep::NoOp) {
            _error->Warning("Ignoring Provides line with DepCompareOp for package %s", Package.c_str());
+        } else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign) {
+           if (NewProvidesAllArch(Ver, Package, Version) == false)
+              return false;
         } else {
            if (NewProvides(Ver, Package, Arch, Version) == false)
               return false;
@@ -770,6 +773,7 @@ bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
    // file. to provide Component pinning we use the section name now
    FileI->Component = WriteUniqString(component);
 
+   // FIXME: Code depends on the fact that Release files aren't compressed
    FILE* release = fdopen(dup(File.Fd()), "r");
    if (release == NULL)
       return false;
@@ -797,21 +801,16 @@ bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
       }
 
       // seperate the tag from the data
-      for (; buffer[len] != ':' && buffer[len] != '\0'; ++len)
-         /* nothing */
-         ;
-      if (buffer[len] == '\0')
+      const char* dataStart = strchr(buffer + len, ':');
+      if (dataStart == NULL)
         continue;
-      char* dataStart = buffer + len;
+      len = dataStart - buffer;
       for (++dataStart; *dataStart == ' '; ++dataStart)
          /* nothing */
          ;
-      char* dataEnd = dataStart;
-      for (++dataEnd; *dataEnd != '\0'; ++dataEnd)
-         /* nothing */
-         ;
+      const char* dataEnd = (const char*)rawmemchr(dataStart, '\0');
       // The last char should be a newline, but we can never be sure: #633350
-      char* lineEnd = dataEnd;
+      const char* lineEnd = dataEnd;
       for (--lineEnd; *lineEnd == '\r' || *lineEnd == '\n'; --lineEnd)
          /* nothing */
          ;